College of Pharmacy and Pharmaceutical Sciences

Alan Riga, Ph.D.

Photo Dr. Riga

Adjunct Professor of Pharmaceutics

440.391.0008
alanriga@hotmail.com

Dr. Riga has more than 40 years of continuously expanding professional experience in the field of industrial and forensic science, specifically, in laboratory testing and characterization of materials, pharmaceuticals, excipients, motor oils, automotive fluids, paints and oils, proteins, bacteria, DNA, metals, alloys, fuel cell electrodes and materials, polymers, biopolymers, elastomers, organic chemicals, monomers, polymers, pesticides, resins, thermosets, thermoplastics, and glass; failure and fracture; brake and torque systems; lubricant and fuel chemical analysis; metalworking fluids; emulsions and emulsion explosives; automatic transmission fluids, gear oils, diesel oils, formulated motor oils; electrorheological systems; protective coatings; semiconductors; vegetable oils stability and structure; membrane technology; bio-pharmaceuticals, bio-medicine sensor technology and thermodynamics.

He is an inventor/patent pending for a new chemical Compound Delivery and Method, transdermal patch technology, for drug delivery and the inventor of three patents issued for safe emulsion explosives. He is also an inventor of new methods for formulating more soluble drugs.

Dr. Riga is a recognized expert in Sensor Technology for Lubricating Oils, Fuels, Proteins, Drugs and Bacteria, Failure and Mechanical Analysis, Electrochemistry, Impedance Spectroscopy, Quality Management, Forensic Science, X-Ray Diffraction-structure methods, as well as Electrical and thermalanalysis techniques for characterizing Drugs, Fire Hazards, Energetics (Explosives), Monomers, Polymers, Organics, Metals, Alloys, Glass, Biotechnological materials, Pharmaceuticals, Drugs, Excipients, Electrorheological systems, Automotive Fluids, Transmission Fluids and Complex Fluids. He is an expert on interpretation and use of toxicity, ASTM and ANSI standards.

Tremco, Cleveland Ohio 2008

  • Particles Science, Bethleham, PA, 2007-2008
  • Dow Chemical Company, Freeport TX, 2007
  • The Cleveland Clinic Foundation, Cleveland,  Ohio, 2004-2011
  • The Goodyear Tire and Rubber Co, Akron, Ohio, 1999
  • Chevron Oronite, Richmond CA, 2003
  • Wynn Oil Company, Azusa, CA, 2000
  • Petrobras Oil Company, Rio de Janeiro and Fortaleza, Brazil, 1998-2008
  • Castrol Oil Company North America, NJ, 2000
  • Law firms in HW, OH, NY, FL, MI, WI, Washington DC  Plaintiff and Defense, 1972-2008

PROFESSIONAL SOCIETY MEMBERSHIPS AND ACTIVITIES

  • Member, American College of Forensic Examiners, 1999-2007
  • The American Chemical Society, 1960-2009
  • The Society of Plastics Engineers, 1969-2009
  • The International Confederation of Thermal Analysis and Calorimetry, 1979-2012
  • The North American Thermal Analysis Society, 1969-2009
  • The North Coast Thermal Analysis Society 1986-2009
  • The American Institute of Chemists + Fellow - 1989
  • The American Society for Testing and Materials (ASTM) 1984-2009
  • Member of ASTM D2.09 Oxidative Stability of Petrochemicals/Motor Oils
  • Member of ASTM E37 Thermal and Rheologoical Methods
  1. Editor/Author/Symposium Chairman: STP1136 (1991), STP1326 (1997) and STP1402 (2001) Special Technical Publication Book (STP): # 1136 "Material Characterization by Thermomechanical Analysis," September, 1991        
  2. Editor/Author/Symposium Chairman. STP # 1326  "Oxidative Behavior of Materials by Thermoanalytical Techniques," November 1997.
  3. Editor/Author/Symposium Chairman. STP #1402

Member of ASTM E30 Forensics

  • Thermochimica Acta, Amsterdam, Netherlands  Special Editor, 1986-2012.
  • Journal of Thermal Analysis and Calorimetry,    Special Editor, 2000-2008
  • The American Society of Tribological and Lubrication Engineering Member/Author-1990-2008
  • The Society of Sigma Xi-National Scientific Honorary. Member- Cleveland Section 1960-2007
  • The American Society of Materials (Metals)  Member/Author "Structure and Failure Analysis," in Engineering Plastics. And Short Course Lecturer on The Expert Witness. 1988-2008

EDUCATION

  • B.A. in Professional Chemistry, American Chemical Society
  • Certified, Pre-Medical Chemistry Major, Western Reserve University, Cleveland, Ohio, 1960.
  • M.S. in Physical Chemistry, Western Reserve University, Cleveland, Ohio 1962.
  • Ph.D. in Physical Chemistry, Case Western Reserve University, Cleveland, Ohio, 1967 with Professor E. Yeager and the Office of Naval Research as a Graduate Research Fellow.
  • Ph.D “Electrochemcial Dissolution of Fuel Cell Electrodes: Lithiated Nickel Oxide”.

SCIENTIFIC PUBLICATIONS AND PATENTS  (AUTHOR or CO-AUTHOR) [Partial list]

138 papers and 4 patents to-date February 6, 2008 plus 1 patent pending

1P.    A.Riga and J.Forsberg, US Patent No. 4,919,178, "Explosive Emulsions," June 1989, US patent and documents 149-2, 5 Claims. 

2P.    A.Riga and J.Forsberg, US Patent No. 5,129,972 "Emulsions, Explosives," July 1992, US and Foreign Patent Docs 106 claims.

3P.    A.Riga and J.Forsberg, US Patent No. 5,527,491 Ammonium Nitrate, Water Dispersant Emulsions, Explosives," June 1996, US Patent 83 Claims and Foreign Patent Docs.

4P.    A.Riga, V. Lvovich, M. Kaufman and T. Bradshaw, US Patent Pending, ”Chemical Compound Delivery Device and Method“, Patent Pending since October 18, 2007, 3 pages of Claims.plus European/International Claims 2008

  1. A. Riga and E. Yeager, “The Electrochemical and Dissolution Properties of Nickel Oxide", Case WRU TR #2, US Office of Naval Research, Contract No., 1430(09) 1966.
  2. A. Riga and E.Yeager, “Nickel Oxide Corrosion in Aqueous Acids," Jour. Electrochemical Soc. 10, 1966. 
  3. A. Riga and E. Yeager “Electrochemical Processes on Nickel Oxide, "Case WRU TR #3, US Office of Naval Research, Contract No., 1430(09) 1967.
  4. A. Riga and E. Yeager “Electrochemical Voltammetry on Semiconducting Nickel Oxide," Electrochim. Acta, 13, 1351, 1968.
  5. A. Riga, “Semi-Micro Testing of Experimental Polymers by Thermal Analysis," 25th Mid-American Symposium on Spectroscopy, 11-17, Chicago, IL. 1970.
  6. A. Riga, “Quality Control of Rubber Products," ACS Northeast Ohio Rubber Group Reprints, Cleveland, OH, 2-7, 1973.
  7. A.Riga and E.B. Yeager, “Thermal Decomposition of Surfactants in Polytetrafluroethylene dispersions," J. Mater. Sci. Lett. 5(8), 819-822, 1986.
  8. A.Riga, “Quality Assurance and Characterization of Plastics by Thermal Analysis," 25, PittCon. on Analytical Chemistry and Applied Spectroscopy, Cleveland, OH 147, 1974.
  9. A. Riga and E. Yeager, “Dissolution Kinetics of Metal Oxides, "Case WRU TR #40, Cleveland, OH. US Office of Naval Research, Contract No. 0014-670006, 1975.
  10. A. Riga and E. Yeager, "The Dissolution Kinetics of Lithiated Nickel Oxide in Aqueous Acid Solutions," Mass Transport Phenomena in Ceramics, Eds. A. Cooper and A. Heur, Plenum, New York, 489-499, 1975.
  11. A.T.Riga, “Inhibitor Selection for Vinyl Monomers by DSC," Polymer Eng. and Sci., 16,  no. 1, 836-840, 1976.
  12. A.T. Riga,“Thermal Analysis as an Aid to Monomer Plant Design," Polymer. Eng. and Sci., 15,  Iss. 5, 349-352, 1975. 
  13. A.T.Riga, “Heat Distortion and Mechanical Properties of Polymers by Thermomechanical Analysis", Polymer Eng. and Sci., 14, iss. 11, 764-767, 1974.
  14. A.T.Riga, “Distinguishing Amorphous Polymer Blends from Copolymers by Wide Angle X-ray Diffraction", Polymer Eng. and Sci., 18, 366, 1978; ibid 18, no.15, 1144-1147, 2004..
  15. A.Riga, “Curie and Neel Magnetic Transition Temperatures by Calorimetry," NATAS Proceedings, 9. 27, 1980.
  16. A.Riga, “Low Temperature Properties of Motor Oils by DSC",  NATAS Proceedings, 15, 105, 1986.
  17. A.Riga, “Thermal Analysis as an Aid to Forensics and Fire Science,"American Chemical Society Meeting-in-Miniature Proceedings, 28, 14- 19, 1986.
  18. A.Riga, “Magnetic Transition Temperatures and the Paramagnetic State in Alloys and Ceramics by Pressure DSC and TMA" NATAS Proceedings, 16,    517,1987.
  19. A.Riga and M. Neag, “Thermal and Mechanical Properties of Ethylene Vinyl Acetate    Copolymers," NATAS Proceedings, 17, 195, 1988.
  20. A.Riga and E. Collins, “Analysis of Structure (Failure in Polymers)," Engineering Plastics, 2, ASM International, OH. 824-837, 1988.
  21. A.Riga, J.M.Cahoon and H.Hong, “High Temperature Reactions of Carbonates with a Model Iron Surface," NATAS Proceedings, 18, 680-686, 1989
  22. A. Riga, “Thermal Analysis as an Aid to Recycling Plastics," NATAS Proceedings,  19, 562-570, 1990.
  23. A.Riga, “Quality Management in the Thermal Analysis Laboratory,"NATAS Proceedings, 19, 533-537, 1990. Lubrizol Wicklife, 12, 2, 1991.
  24. A. Riga, “Effect of Fillers on the Cure of Commercial Epoxies and a Polyester Resin," NATAS Proceedings, 20, 374-379, 1991.
  25. A.Riga, etal., “Investigation of Lubricant Sludge Formation in the Field",  Society of Automotive Engineers, #910748, 1991.
  26. A.Riga and E. Collins, “Material Characterization by Thermomechanical Analysis: Industrial Applications", in    Material Characterization by Thermomechanical Analysis, American Society for Testing and Materials, Special Technical Publication #1136, 1991, pp. 71-83.
  27. B.Cassel and A. Riga, “Glass Transition Temperature of a Liquid Crystal Polymer", in Assignment of the Glass Transition, American Society for Testing and Materials, Special Technical Publication #1249, 1994, 201-211.
  28. A.Riga and R.Collins, “Thermal Oxidative Behavior of Readily Available Reference Polymers", in Oxidative Behavior of Materials by Thermal Analytical Techniques, American Society for Testing and Materials, Special Technical Publication #1326, 1997, 91-101
  29. A.Riga and G.Patterson, “Development of a Standard Test Method for Determining Oxidative Induction Time of Hydrocarbons by Differential Scanning Calorimetry a Pressure DSC, in Oxidative Behavior of Materials by Thermal AnalyticTechniques, American Society for Testing and Materials, Special Technical Publication #1326, 1997, 151-163.
  30. R.Cassel, A.Salamon, G. Curran and A. Riga, “Comparative Techniques for Oxidative Induction Time Testing", in Oxidative Behavior of Materials by Thermal Analytical Techniques, American Society for Testing and Materials, Special Technical Publication #1326, 1997, 164-171.
  31. A.Riga and G. Patterson, “Oxidation Induction Time of a Hydrocarbon Fluid by Differential Scanning Calorimetry", ASTM E37, TM.01.10A, 1991
  32. Alan Riga, “Oxidation Onset Temperature of a Hydrocarbon Fluid by Differential Scanning Calorimetry", ASTM E37, TM.01.10B 1997.
  33. A.Riga and G. Patterson “Factors Affecting Oxidation Properties in Differential Scanning Calorimetric Studies", NATAS Proceedings, 20, 517-521, 1991.
  34. A.Riga and S. Roby, “Low Temperature Properties of Motor Oils by Thermomechanical Analysis and Viscometrics, Lubrication Engineering, 1992.
  35. A.Riga, J.M.Cahoon, H.Hong and C.G.Scott “Reactions of Overbased Sulfonates and Sulfurized Compounds with Ferric Oxide", Lubrication Engineering, 1993, 65-71.
  36. H.Hong, A.Riga, J.M. Cahoon and C.G. Scott, “Evaluation of Overbased Sulfonates as Extreme PressureAgents in Metalworking Fluids", Lubrication Engineering, 1993, 19-24.
  37. H.S. Hong, C.G. Scott and A. Riga, “Machinability of Steels and Titanium Alloys Under Lubrication," 1993 International Conference on Wear of Materials, -
  38. C.G. Scott, H.S. Hong and A. T. Riga, “The Erosion-Corrosion of Nickel-base Diesel Engine Exhaust Valves”, Wear,181-182, 485, 1995.
  39. A.Riga and D. McDermott, “A Quality Life Experience," Lubrizol Reports, 1, 1992
  40. A.Riga,“High Temperature reactions of metal carbonates with a model metal surface,"  Thermochimica Acta. 226, 353-361, 1993.
  41. A.Riga, “Compatibility of Nylon Parts in Automatic Transmission Fluids by Thermomechanical Analysis and Thermogravimetry," NATAS Proceedings, 21, 1992. and Thermochimica Acta. 226, 363-368, 1993.
  42. “Evaluation of Winter Grade Oils by Thermal Analysis," NATAS Proceedings, 21, 1992
  43. A.Riga and S. Roby, “Thermomechanical and Viscometric Analysis of Motor Oils at Low Temperatures," Thermochimica Acta, 204-, 196-202, 1992
  44. A. Riga and GH Patterson “The Development of a Standard Method for Determining Oxidation Induction Times of Hydrocarbon Liquids by PDSC," Thermochimica Acta
  45. A. Riga and GH Patterson, "Controlling Composition and Oxidation Tests of Hydrocarbon and Synthetic Fluids in a Thermal Analysis Laboratory," Thermochimica Acta. 243, 277-288, 1994.
  46. A. Riga, J. Cahoon and H. Hong"Evaluation of Overbased Sulfonates as Extreme Pressure Agents in Metalworking Fluids: part II. Lithium and Potassium Overbased  Sulfonates", Lubrication Engineering, 1995, 147.
  47. A. Riga, J. Cahoon and H. Hong"The Chemistry of Sulfonates as Metalworking Additives", Lubrication Engineering, 1995, 155
  48. W. Pistillo and A. Riga"Organophorpous Chemistry Structure and Performance Relationship FZG Gear Tests",Tech. Akad. Esslingen, 2, 1101-1113, 1996.
  49. A. Riga etal. “Surface Chemistry and Extreme Pressure Lubricant Properties of Dimethyl Sulfide", Journal of Physical Chemistry, Part B, 1703-1709,1998
  50. B. Sisk, WP Pan and A.Riga"Computer Applications in Thermal Analysis", Thermochimica Acta, 357-358, 2000, 251-258
  51. W.P. Pan and A. Riga"Thermal Properties of Phenylethynl-terminated Polyimides", Thermochimica Acta, 357-358, 2000, 239-249
  52. W.P. Pan and A. Riga. "Characterization of Ash Deposits from Atmospheric Fluidized Bed  Combustor Systems using Thermal Techniques", Thermochimica Acta, 357-358, 2000, 231-238
  53. A. Riga, "Thermoanalytical Evaluation of Readily Available Reference Polymers", Journ. Thermal Anal, 49, 425-435, 1997
  54. A. Riga, "Failure Analysis of Automotive Polymer Seals", Thermochimica Acta, 357-358, 2000, 217-223
  55. A. Riga and C. Scott, "Failure Analysis of an Abrasive Cut off Wheel", Engineering Failure Analysis, 8, (no.2), 2001, 237-242
  56. A. Riga, J. Cahoon, and J. Pilaet"Characterization of Electrorheological Processes by Dielectric Thermal Analysis", in "Materials Characterization by Dynamic and Modulated Thermal Analytical Techniques, ASTM STP 1402, 139-156, 2001
  57. A. Riga, J. Cahoon and V. Lvovich, "Characterization of Organic Surfactants and Dispersants by Frequency –Dependent Electrochemical and Dielectric Thermal Analysis Techniques”, in "Materials Characterization by Dynamic and Modulated Thermal Analytical Techniques, ASTM STP 1402, 157-173, 2001
  58. A. Riga and R. Collins, "Differential Scanning Calorimetry and Differential Thermal Analysis", in the Encyclopedia of Analytical Chemistry, R.A. Meyers, Ed, J.Wiley and Sons Ltd, Chichester, England, 13147-13179, 2000
  59. A. Riga, J. Cahoon and W.P. Pan "Characterization of Polymers: Thermal Analysis", R. F. Brady, Ed., in “Comprehensive Desk Reference of Polymer Characterization and Analysis”,  Oxford Publishing, an American Chemical Society publication, Washington DC, Chapter 13,  307-340, 2003
  60. S. Roy, K.S. Alexander, A. Riga, and K. Chatterjee “Characterization of Physical Mixtures and Directly Compressed Tablets of Sulfamerazine Polymorphs: Implications on In Vitro Release Characteristics”, Journal Pharmaceutical Sciences, 92, no.4, 2003, 747-759.
  61. A. Riga, ”Thermal Analysis as an Aid to Forensics”, Thermochimica Acta, 327, [1999], 217-223
  62. A.Riga, K. Bashita and K. Alexander,  “Characterization of  Snake Skins by Thermoanalytical Techniques”, Proceedings of the North American Thermal Analysis Society, 29, 95-100, 2001.
  63. A. Riga and K. Alexander, Thermal Stability of Folic Acid”, Proceedings of the North American Thermal Analysis Society, 29, 101-105 2001
  64. J. Cohen and A. Riga, “Process Development and Synthesis of CuInSe2  and CuInS2 Precursors for Chemical Vapor Deposition aided by Thermal Analytical Techniques”, Proceedings of the North American Thermal Analysis Society, 29, 184-186 2001
  65. K. Alexander and A. Riga, “A Study on the Dehydration Reaction Kinetic of d-Gluconic Acid Hemi Magnesium Salt”, Proceedings of the North American Thermal Analysis Society, 29, 199-204 2001.
  66. A. Riga and K. Alexander, “Characterization of Fully Formulated Drugs by Thermal Analytical Techniques:  Disintegration Properties of Analgesics, Name Brand and Generic Medicines”, Proceedings of the North American Thermal Analysis Society, 29, 205-206 2001.
  67. A. Riga and K. Alexander, “A statistical approach for the evaluation of parameters affecting preformulation studies of pharmaceuticals by Different Scanning Calorimetry (DSC)”, Proceedings of the North American Thermal Analysis Society, 29, 219-224 2001.
  68. A.Riga and K. Alexander, “Characterization of Some Essential Oils and Their Key Components by Thermo Analytical techniques”, Proceedings of the North American Thermal Analysis Society, 29, 824-829 2001.
  69. A.Riga, “Design and Selection of Petrochemicals, Pharmaceuticals, and Polymers based on their Heat Transfer Properties:  Specific Heat Capacity, Thermal Conductivity and Thermal Effusivity”, Proceedings of the North American Thermal Analysis Society, 29, 592-593 2001.
  70. A. Riga and K. Alexander,  “Methodology for Thermal Analysis of Excipients”, Proceedings of the North American Thermal Analysis Society, 30, 90-95 2002.
  71. “Activity of Drugs in Transdermal Patches by Dielectric Thermal Analysis”, Proceedings of the North American Thermal Analysis Society, 30, 102-105.2002
  72. Pinaki, Riga and Alexander, “Determination of the glass transition temperature (Tg) for various grades of microcrystalline cellulose and the effect of absorbed moisture on this parameter”, Proceedings of the North American Thermal Analysis Society, 30, 118-123.2002
  73. “Optimizing the Experimental Conditions and determining the Bound Water Associated with Commercially available suspensions of Milk of Magnesia”, Proceedings of the North American Thermal Analysis Society, 30, 203-208 2002.
  74. K. Alexander and A. Riga, “Evaluation of bound water in flocculated systems of pumice using DSC Experiments”, Proceedings of the North American Thermal Analysis Society, 30, 209-213 2002.
  75.  A. Riga and C. Scott, “Thermal Analysis Applications in Civil and Criminal Law Cases”, Proceedings of the North American Thermal Analysis Society, 30, 623 2002.
  76. A. Riga and V. Lvovich, “Advanced Thermal And Analytical Methods to Monitor Engine and Motor Oil Performance”, Proceedings of the North American Thermal Analysis Society, 30, 624 2002.
  77. A. Riga, “The Characterization of Fully Formulated Pharmaceuticals by Advanced Thermal Methods”, Proceedings of the North American Thermal Analysis Society, 30, 650-655 2002.
  78. K. Alexander and A. Riga, “A Thermogravimetric Study of Peppermint Oil”, Proceedings of the North American Thermal Analysis Society, 30, 656-661 2002.
  79. K. Alexander and A. Riga, “Determination of the Kinetic Model of Decomposition for the Commercially Available From of Sulfamerazine by Thermogravimetric Techniques”, Proceedings of the North American Thermal Analysis Society, 30, 662-667 2002.
  80. K. Alexander and A. Riga, “Thermal Characterization of Amiodarone Hydrochloride and its Interactions with Excipients”, Proceedings of the North American Thermal Analysis Society, 30, 668-673 2002.
  81. K. Alexander and A. Riga, “Thermal Properties and Drug Interactions of Excipients by DSC and TG”, Proceedings of the North American Thermal Analysis Society, 30, 674 2002.
  82. K. Alexander and A. Riga, “A Differential Scanning Calorimetry Standard Test Method based on Statistical Experimental Design for Pharmaceutical Research and Quality Control”, Proceedings of the North American Thermal Analysis Society, 30, 675 2002.
  83. A. Riga, etal., “Recertification of the Thermal Stability and Explosive Potential of Energetic Materials”, Proceedings of the North American Thermal Analysis Society, 30, 676 2002  Thermochimica Acta, 2003
  84. A. Riga, “Quality and Disintegration Properties of Drugs and Excipients by Thermal Analytical Techniques”, Proceedings of the North American Thermal Analysis Society, 28, 510 2000.
  85. A.Riga and W.Pistillo, “Surface and Solution Properties of Organophophorus Chemicals and Performance Relationships in Wear Tests”, Proceedings of the North American Thermal Analysis Society, 28, 530-533 2000.
  86. A.Riga and Herman George,  “Rheological and Dielectric Thermal Analysis of Failed Engine Oils”, Proceedings of the North American Thermal Analysis Society, 28, 629 2000.
  87. A. Riga etal., “Standard Test Method for the Composition and Wear of Cellulose-Based Automatic Transmission Plates by Thermogravimetric Analysis and X-Ray Diffraction Analysis”, Proceedings of the North American Thermal Analysis Society, 28, 852 2000.
  88. A.Riga, J.F. Turner, K. Alexander, and A. OConnor, “Thermal Analysis of Bio-Polymers, American Pharmaceutical Review, 7, Issue 3, 89-95, 2003
  89. A. Riga, “Thermoanalytical and Spectroscopic Evaluation of Readily Available Reference Polymers”, Proceedings of the North American Thermal Analysis Society, 31, 23, 2003 and Disk Paper.
  90. A.Riga and G. Patterson, “Oxidative Behavior of  ASTM Reference Engine Oils by Thermal Analytical Techniques”, Proceedings of the North American Thermal Analysis Society, 31, 84, 2003 and Disk Paper.
  91. A. Riga and J. Reye, “Characterization of Sustanined Release Ritalin Methyl Phinidate by Thermal Mechanical Analysis”, Proceedings of the North American Thermal Analysis Society, 31, 65,2003 and Disk Paper.
  92. A. Riga. Etal., “A Study of the Value of Thermal Mechanical Analysis in Assessing Disintegrants in Pharmaceutical Tablets”, Proceedings of the North American Thermal Analysis Society, 31, 74, 2003 and Disk paper.
  93. A. OConnor, J. Turner and A. Riga, “Thermal and Physical Properties of Poly-L-Lactic Acid by Differential Scanning Calorimetrhy”, Proceedings of the North American Thermal Analysis Society, 31,188, 2003 and Disk Paper .
  94. K. Alexander and A. Riga, “Thermal Mechanical Properties of a Model Bio-Polymer: Shedded Snake Skins”, Proceedings of the North American Thermal Analysis Society, 31, 191, 2003 and Disk Paper.
  95. A.Riga, K. Alexander, R. Macedo and G. Pan Characterization and Analysis of Pharmaceuticals Part One. Multiple and In-Tandem Thermal Analytical Techniques, American Pharmaceutical Review, 6, Issue 1, 110-114, 2003
  96. A.Riga, K. Alexander, R. Macedo and G. PanCharacterization and Analysis of Pharmaceuticals Part Two. Multiple and In-Tandem Thermal Analytical Techniques”,  American Pharmaceutical Review, 6, Issue 2,  64-70, 2003
  97. A. Riga, L. Oberoi and K. Alexander “Differential Scanning Calorimetry as a Preformulation Tool for Studying  Eutectics Relevant in Pharmacuticals”, American Pharmaceutical Review, 7, no. 1,  1-5, 2004
  98. J.E. Cowen, A. Riga, A.Hepp, S.Duraj, K. Banger and R. McClarnon “Synthesis and Characterization of CuInS2 Single Source Precursors for Chemical Vapor Depostion”, Journ. Thermal Anal. And Calorimetry, 75, 2004, 929-933
  99. Anne O’Connor, Alan Riga, and John F. Turner II, “Determination of Crystalline Content Gradients in Cold-Drawn Poly-L-lactic Acid Films by Differential Scanning Calorimetry”, 2004, Journ. Thermal. Anal. And Calorimetry.
  100. Anne O’Connor, Alan Riga, and John F. Turner II, “Characterization of Poly-L-lactic Acid Films by Differential Scanning Calorimetry and Chemical Imaging”, Journ. Thermal. Anal. and Calorimetry, 75, no. 1, 2004, 257-266
  101.  A.Riga, J.F. Turner, K. Alexander, and A. OConnor, “Thermal Analysis of Bio-Polymers, American Pharmaceutical Review, 7, Issue 3, 89-95, 2003
  102. H. Malik, S. O’Connell, A. Somrack and Alan T. Riga, “Calormetric and Electrical Properties of a Commerical Transdermal Patch”, Proceedings of the North American Thermal Analysis Society, 32, 23, 2004 and Disk Paper at www.natasinfo.com.
  103. Nick Pallas and Alan Riga “Oxidative Behavior of  of Well Characterized Formulated Motor Oils by Pressure DSC and Pressure DSC“, Proceedings of the North American Thermal Analysis Society, 33, 84, 2004 and Disk Paper at www.natasinfo.com.
  104. John  Turner II, P. Schwarz, A. O’Connor and Alan Riga “Correlation of Differential Scaning Calorimetry with Raman Spectroscopy for Non-Destructive BioPolymer Analysis”, Proceedings of the North American Thermal Analysis Society, 32, 65,2004 and Disk Paper at www.natasinfo.com.
  105. Andrew Somrack, Alan Riga and M. Golinar “Effects of Heat Cycling on the Crytallization of Traceable Polyethylene Standards”, Proceedings of the North American Thermal Analysis Society, 32, 74, 2004 and Disk paper at www.natasinfo.com.
  106. Lalit Oberoi, K.S. Alexande and Alan Riga“Differential Scanning Calorimetrhy as a Preformulation Tool for Studying Eutectics Relevant in Pharmaceuticals”, Proceedings of the North American Thermal Analysis Society, 32,188, 2004 and Disk Paper at www.natasinfo.com.
  107. Andrew Somrack, Alan Riga, and John Turner “Selection of Base Oils for Electrrheological Fluids based on Dielectric and Calorimetric Thermal Properties”, Proceedings of the North American Thermal Analysis Society, 32, 191, 2004 and Disk Paper at www.natasinfo.com
  108. Indranil Rao, Alan Riga and K.S. Alexander “A Statistcal Approach for the Evaluation of Parameters Affecting Vaporization Studies of an Aqueous Blend by DSC”, Proceedings of the North American Thermal Analysis Society, 32, 2004 and Disk paper at www.natasinfo.com
  109. Pinaki Basu, K.S. Alexande and Alan Riga“ A Statistical Model for the Optimization of Differential Scanning Calorimetrhy Performance in the Evaluation of  Drugs for Preformulation Studies”, Proceedings of the North American Thermal Analysis Society, 32, 2004 and Disk Paper at www.natasinfo.com.
  110. Jayeeta Sen, Alan Riga, and K.S. Alexander,  “Thermal Mechanical Characterization of Three Grades of Poly Vinyl Pyrrolidone using the Isothermal and Scanning Mode of TMA”, Proceedings of the North American Thermal Analysis Society, 32, 2004 and Disk Paper at www.natasinfo.com.
  111.  Jinal Desai, K.S. Alexander and  Alan Riga, “DSC Studies of Indomethacin and Antipyrine”, Proceedings of the North Amerian Thermal Analysis Society, 32, 2004 and Disk Paper at www.natasinfo.com.
  112. Amanda Jones, Alan Riga and K.S. Alexander “Thermal-Oxidative Stability and Decomposition Kinetics of ClonidineHCl by DSC and TGA”, Proceedings of the North American Thermal Analysis Society, 32, 2004 and Disk paper at www.natas info.com.
  113. Marcia A. Williams, K.S. Alexande and Alan Riga“ The Use of the Thermal Mechanical Analyzer in Comparing the Solvent Expansion of Tablets Formulated with Different Disintegrating Agents”, Proceedings of the North American Thermal Analysis Society, 32, 2004 and Disk Paper www.natasinfo.com .
  114.  Alan Riga, Anne O’Connor, Christopher Scott, Dale Nash and K.S. Alexander,  “Thermal Analysis in University Research and Undergraduate Teaching Labs”, Proceedings of the North American Thermal Analysis Society, 32, 2004 and Disk Paper at www.natasinfo.com.
  115.  R. Szalkowski, A.Somrack, K.S. Alexander and  Alan Riga, “Bio-Polymer Snake Skin Films Characterized by Thermal Analytical Methods”, Proceedings of the North Amerian Thermal Analysis Society, 32, 2004 and Disk Paper at www.natasinfo.com
  116. Alan Riga, Christopher Scott, Dale Nash, and Kenneth Alexander, “Development of Intellectual Property of Polyester Fibers by Thermal Analysis”, Proceedings of the North American Thermal Analysis Society, 32, 2004 and Disk Paper at www.natasinfo.com
  117. John F. Turner II, A. O’Connor and Alan Riga, “ Thermal and Optical Characterization of Poly-L-Lactic Acid Bone Cell Scaffolds, Proceedings of the North American Thermal Analysis Society, 32, 2004 and Disk Paper at www.natasinfo.com
  118. Paroma Chakravarty, K. S. Alexander, K. Chattejee and Alan Riga, “Evaluation of Tolbutamide-Polyethylene Glycol 8000 Solid Dispersions: Effect of Surfactants”, Proceedings of the North American Thermal Analysis Society, 32, 2004 and Disk Paper, www.natasinfo.com
  119. Nathan Whitely, Alan Riga, M. Clauson, K.M.Williams and Wei Ping Pan, “Quantitative Detection of  Biological Species using Electrochemcial Methods”, Proceedings of the North American Thermal Analysis Society, 32, 2004 and Disk Paper at www.natasinfo.com.
  120. L.Oberoi, A. Riga and K. Alexander, "Study of Interaction Between Ibuprofen and Nicotinamide Using DSC, Spectroscopy and Microscopy and Formulation of a Fast-Acting and Better Ibuprofen Suspension for Osteoarthritis Patients", Journ. Pharmaceutical Sciences, 94,Iss.1, January, 2005, 93-101
  121. Chakravarty, K.S. Alexander. A.T. Riga and K. Chaatterjee,  “Crytal Forms of Tolbuamide from Acetonitrile and 1-Octanol: Effect of Sovent, Humidity and compression pressure”, International Journ. of Pharmaceutics, 288, 2005, 335-348
  122. M. Smeilkowski, S. Roy, A. Fleishman, V. Lvovich, W. Fissel and A. Riga, “ElectrochemicalDetection and Characterization of Proteins”, Biosensors and Bioelectronics, 22, Issue 5, December 2006 670-677
  123. Alan Riga and Kenneth Alexander, “Electrical Conductivity Analysis/Dielectric AnalysisDifferentiates Physical Chemical Properaties of Drugs and Exipients”,American Pharmacy Review, 8, Iss 6, 45-51, 2005.
  124. J. Desai, K. Alexander and A. Riga, “Characterization of Polymeric Dispersions ofDimenhydrinate in Ethyl Cellulose for Controlled Release”, Internat. Journ. Of Pharmaceutics, 308, 2006, 115-123
  125. Indranil Rao, K. Alexander and Alan Riga, “A Statistical Analysis of the FactorsControlling the Enthalpy of Vaporizations of Water in a Blend of Pharmaceuticals with the Aid of Differential Scanning Calorimetry”,  American Pharmacy Review, 9, Iss 1, 50-56, 2006.
  126. John F. Turner II, Anne O'Connor, and Alan T. Riga, Thermal and Optical   Characterization of Poly-L-lactic Acid Bone Cell Scaffolds, Electr. Proc. 32nd North Am. Therm. Anal. Soc.,  October, 2004.
  127. John F. Turner II, Patrick Schwarz, Anne O'Connor, and Alan T. Riga, Correlation of Differential Scanning Calorimetry with Raman Spectroscopy for Non-destructive Biopolymer Analysis, Electr. Proc. 32nd North Am. Therm. Anal. Soc., October, 2004. 
  128. Anne O'Connor, Alan Riga, and John F. Turner II, Determination of Crystalline Content Gradients in Cold-Drawn Poly-L-lactic Acid Films by Differential Scanning Calorimetry, J. Therm. Anal. Cal.. 76, 455, 2004. peer-reviewed
  129. John F. Turner II, Alan Riga, Anne O’Connor, Jing Zhang, and Jennifer Collis, Characterization  of Drawn and Undrawn poly-L-lactide Films by Differential Scanning Calorimetry, J. Therm. Anal. Cal., 75, 257, 2004.  peer-reviewed
  130. Anne O'Connor, Alan T. Riga, John F. Turner II, Characterization of Poly-lactide Biopolymer         Cell Scaffolds, North Coast Thermal Analysis Society's NATAS Notes, 35, 4, 2004.
  131. Alan T. Riga, John F. Turner II, Anne O'Connor, Jing Zhang, and Jennifer Collis, Thermal and Physical Properties of Poly-L-lactic Acid by Differential Scanning Calorimetry, Electr. Proc. 31st North Am. Therm. Anal. Soc., 2003.
  132. Alan T. Riga, John F. Turner II, Anne O'Connor, Cheila G. Mothe, and Kenneth S. Alexander, Thermal Analysis of Model Biopolymers: Poly-L-lactic Acid and Shedded Snake Skins, Am. Pharm. Rev., 6, 3, 80, 2003.
  133. Alan Riga, Kenneth Alexander and Kevin Williams, Thermal and Oxidative Properties of Physiologically Relevant  Fatty Acids by Dielectric Analysis and Differential Scanning Calorimtry, ASTM International Journal Vol. 4, no. 3 JAI 100547 2007
  134. Alan Riga, Kenneth Alexander and Mike Golinar, Fast Scan Differential Scanninig Calorimetry  Distinguishes Melting, Melting Degradation/Sublimation and Thermal Stability of Drugs, ASTM International Journal Vol. 4, no. 3 JAI 100528 2007
  135. Isabel C.Rigoli, Alan T. Riga, Carla C.S. Cavalheiro, M.G.Neumann, Eder T.G. Cavalheiro (IQSP, USP, Brazil),  “Evaluation of the Light Polymerization Efficiency of Copolymers used in Dental Formulations by Differential Scanning Calorimetry” Journal Applied Polymer Science, 107, no. 1, January 187-192, 2008.
  136. M. Ellen Matthews*, Ian Atkinson, Lubaina Presswala, Omar Najjar, Nadine Gerhardstein, Robert Wei, Elizabeth Rye and Alan T. Riga*, DIELECTRIC CLASSIFICATION OF D AND L AMINO ACIDS BY THERMAL AND ANALYTICAL METHODS, Accepted for publication in Journal Thermal Analysis and Calorimetry, by April  2008.
  137. Lubaina Presswala, M. Ellen Matthews, Ian Atkinson, Omar Najjar, Nadine Gerhardstein, John Moran, Robert Wei and Alan T. Riga THE DISCOVERY OF BOUND AND UNBOUND WATERS IN CRYSTALLINE AMINO ACIDS REVEALED BY THERMAL ANALYSIS,  Accepted for publication in Journal Thermal Analysis and Calorimetry, by April  2008.
  138. Reza Mallas, Alan Riga and Kenneth Alexander, Investigation of the interaction between acidic, basic, neutral, and zwitterionic drugs with poly-L-lactic acid by thermal and analytical methods, Accepted for publication in Journal Thermal Analysis and Calorimetry, by April 2008
  139. H.Sobhi, B.Grandy, J. Masnovi and Alan Riga, SELECTING POLYMERS FOR MEDICAL DEVICES BY THERMAL ANALYTICAL METHODS, Journal Thermal Analysis and Calorimetry, August 2008

LECTURER (AUTHOR or CO-AUTHOR) [partial list]

  1. Indian oil companies, Indian Government Technical Agreement, Bombay and Delhi, India, 1985.
  2. Australian oil companies, Sydney and Melbourne, Australia, 1985
  3. Delaware Thermal Analysis Forum, King of Prussia, PA, 1997
  4. Lake Erie Thermal Analysis Society, Detroit, MI. 1990.
  5. Western Pennsylvania Thermal Analysis Society, Monroeville, PA.1990 and 1996   
  6. Chicago Area Thermal Analysis Society, Chicago, IL, 1991.
  7. American Society for Testing and Materials, Philadelphia-West Conshohocken, PA, 1986-1999, Tulsa, OK, 1992 and Toledo, OH, 1991-1992 Chicago, IL, 1995-1996, Cleveland, OH, 1997, New Orleans, LA, 1998
  8. American Chemical Society, New Orleans, LA. Washington DC, 1992; Chicago IL, 1993, New Orleans 1993 and 1995; Winston-Salem, NC-1994; Atlanta, GA, 1994; NJ, 1993. 
  9. American Society of Tribologists and Lubrication Engineers Annual Meeting,  Philadelphia, PA, Calgary, CAN, Pittsburgh, PA, 1992-1995 [five presentations].
  10. North American Thermal Analysis Society National Annual Meetings, 1985-2002 [51 presentations]
  1. Lubrizol Research Seminars 1988-2002 coauthored 18 presenations
  2. Chung Yang Christian University, Taipei, Taiwan, 1998
  3. Beijing University, Beijing, China, 1998
  4. Petrobras, Brazilian Oil Company, Rio de Janeiro, Brazil, 1998, 2000, 2002,2004, 2006
  5. Brazilian Thermal Analysis Society, CBRATEC, Pocus De Caldas, 1998, 2000, 2002, 2004, 2006
  6. Delaware Thermal Analysis Forum, Penn State Univ., King of Prussia PA, 1999
  7. Ohio Regional Thermal Analysis Society, Columbus, Ohio, 1999-2005
  8. Calorimetry Conference, Tallahassee, FL, 1999
  9. North American Thermal Analysis Society, USA,1992-2007.
  10. Pharmacy Technology Conference, Joao Pessoa, Paraiba, Brazil, 2003
  11. Thermal and Mechanical Analysis of Plastics in Industry and Research, University of Delaware, Newark, DE, 1999
  12. International Union on Pure and Applied Chemistry Conference on Chemical Thermodynamics, Halifax, Nova Scotia, Canada, August 2000
  13. International Congress on Thermal Analysis& Calorimetry Copenhagen, Denmark, August, 2000
  14. Dalhouise University, Halifax, Nova Scotia, Canada, August, 2000
  15. Miscoplastics Conference, Rio De Janeiro, November 2000
  16. North American Thermal Analysis Society, Orlando, FL, October 2000.
  17. Brazilian Thermal Analysis Society, IBRATEC, Pocus De Caldas, Brazil April, 2000
  18. Federal University of the Northern Rio Grande (Natal), Brazil August 15-17, 2001
  19. Congress on Oil and Gas Research and Development, Natal, Brazil, November 25-28, 2001
  20. Brazilian Association for Thermal Analysis and Calorimetry, April, 2002 Pocos de Caldas, Brazil
  21. Southwest Thermal Analysis Society, San Antonio, TX. June, 2002
  22. Federal University of the Nothern Rio Grande (Natal), Brazil August 12-14, 2002
  23. Federal Univeristy of Rio De Janeiro, Rio De Janeiro, Brazil, August 8, 2002
  24. 8th European Symposium on Thermal Analysis and Calorimertry, Barcelona, Spain, 2002.
  25. Delaware Thermal Analysis Forum, West Conshohocken, PA March 2003
  26. Thermal Analysis Workshop on Pharmaceuticals, Joao Pessoa, Paraiba, Brazil August 5-6, 2003
  27. Plenary Speaker, Pharmacy Technology, VII, Joao Pessoa, Paraiba, Brazil August 7-9, 2003
  28. Plenary Speaker, TA Instruments User Conference, San Antonio, TX February 2-5, 2004.
  29. Poster Presentation, Alan Riga and Vadim Lvovich, Electrochemcial Sensors and Analysis for Characterization of Bacteria, Polymers and Pharmaceutical Nanomaterials”, Ohio Nano-Tecnology Summit, Case WRU, Cleveland, OH. February, 2004
  30. Plenary Speaker and Poster Presenter, Brazilian Association for Thermal Analysis and Calorimetry, Pocos de Caldas, Brazil, Apri 10-15, 2004
  31. Invited lecturer, “Polymer Failure Analysis”, Petrobras Oil Company, Rio de Janeiro, Brazil, Apri1 6, 2004
  32. Faculty Lecturer Forum, “Characterization of Polymorphic Drugs by Thermal and Analytical Methods”, Cleveland State University, Cleveland, Ohio, October 15, 2004.
  33. Poster Presentation, M. Smiechowski, Alan Riga and Vadim Lvovich, Electrochemcial Sensors and Analysis for Characterization of Bacteria, Proteins and Pharmaceutical Nanomaterials”, March 2, 2005, Ohio Nano Tecnology Summit, Dayton, OH
  34. Invited lecturer, Thermal Analysis Forum of Delaware Valley, U of PA March 10, 2005,”Characterization of Polymorphic Drugs by Thermal Analytical Methods: Dielectric Analysis and Differential Scanning Calorimetry”.
  35.  Invited lecturer, National Research Council, Ottawa, Canada, “Establishing Good Laboratory Practices in Thermal Measurements Using ASTM E37 Standards”, May 13, 2005
  36. Plenary Lecturer, “Physical Analytical Characterization of Polymorphic Drugs”, Canadian Thermal Analysis Society, Montreal, Canada, May 17-18, 2005
  37. Invited Lecturer, “Advanced Thermal Analytical Characterization of Drugs and Biological Active Chemicals”, Canadian Thermal Analysis Society, Montreal, Canada, May 17-18, 2005
  38. Short Course Instructor, “Advanced Thermal and Analytical Methods in Pharmaceuticals and Forensic Pharmacy, Los Angles, CA September 18, 2005.
  39. Faculty Lecturer Forum, “New Bio-Analytical Methods to characterize Drugs, Polymorphic Drugs and Bio-Chemicals”, Cleveland State University, Cleveland, Ohio September 9, 2005
  40. Invited Lecturer, “A Statistical Factorial Design for the Evaluation of Parameters affecting PreFormulation Studies of Pharmacueticals (Drugs and Excipients) and the Oxidation Induction Time OIT of Polymers and Lubricating Oils by DSC”, Penn-Ohio Border Section, American Chemical Society, Youngstown State Iniversity, YO., Ohio, October 7, 2005
  41. Invited Semi-Finals and Finals, North Coast and International Nanotechnology Business Idea Competion, hosted by The Science and Technology Entrepreneurship Program and The Institute for Management and Engineering, October 20- 21, 2005, NanoPatch AC Enhanced Dielectric Transdermal Patch Effecting Nano sites on Drugs to Aid Compliancy in the Mentally Ill, Geriatics and Pediatrics)  Alan Riga and Michaeal Kaufman,Co-Founders.
  42. Invited Speaker, “The Expert Witness Seminar” ASM International Instructor, CEU Accredited,  Novelty, OH, November 2, 2005
  43. Invited Speaker, “Forensic Failure Analysis: Fundamentals and Product Liability Case Studies, CLE Accredited, Ohio State Bar Association, Continuing Legal Education Institute, November 18, 2005, Cleveland, Ohio
  44. Invited Lecturer, “Advanced Thermal Science for Drug Analysis and Characterization and Development of NanoPatch AC”, Glennan Microsystems Inc., Battel Corp. Cleveland, OHJanuary 20, 2006
  45. Invited Plenary Lecture, “Physical Chemical Properties of  Drugs and Excipients are Differentiated by Differential Scanning Calorimetery and Dielectric Analysis”, Brazilian Association for Thermal Analysis and Calorimetry, April 2-5, 2006 Pocos de Caldas, MG, Sao Paulo, Brazil
  46. Invited Speaker, “Thermal Analytical Characterization of a Polymorphic Drug Nifedipine”, Brazilian Association for Thermal Analysis and Calorimetry, April 2-5, 2006 Pocos de Caldas, MG, Sao Paulo, Brazil
  47. Invited Speaker, “Thermal Analytical Characterization of a Polymorphic Drug Tolbutamide”, Brazilian Association for Thermal Analysis and Calorimetry, April 2-5, 2006 Pocos de Caldas, MG, Sao Paulo, Brazil
  48. Invited Speaker, “Anatomy of an ASTM Standard Test Method”, Brazilian Association for Thermal Analysis and Calorimetry, April 2-5, 2006 Pocos de Caldas, MG, Sao Paulo, Brazil
  49. Contributed paper: Adrian deKrom*, Andrew, Somrack, Alan Riga, Lawrence Somrack, Martin Mittleman and David Klimovich, ‘Comparative Evaluation of Model Epoxy Nanocomposites Using a Variety of Thermal and Mechanical Analysis”, Los Angles , NATAS conference, September 2005.
  50. Invited Lecture, “Failure Analysis of Polymers and Plastics”, CENPES, Petrobras Oil Company, Rio DeJaneiro, Brazil, April 6, 2006.
  51. Invited Short Course Instructor, “Polymer Characterization”, Federal University of Rio Dejaneiro, Department  of  Macromolecular Science, Rio Brazil, April 7, 2006
  52. Invited Lecturer, “Oxidative Behavior and Predicability of Commerical Motor Oils based on Isothermal Differential Scanning Calorimetry (DSC) and Pressure DSC”, Federal University of Rio DeJaneiro, Department of Chemistry and Chemical Engineering, Brazil, April 10, 2006
  53. Poster Presentation, M. Smiechowski, Alan Riga and Vadim Lvovich, Michael Kaufman and Ken Alexander,  NanoPatch AC New Methods for Drug Delivery, ,Ohio Nano Tecnology Summit, Columbus, OH, April 4, 2006
  54. Podium Presentation, Alan Riga, Mary Eubank and K.S. Alexander New Solid State Properties of Organic Chemicals and Drugs by Dielectric and Calormietric Analysis“ European Society Thermal Analysis and Calorimetry, Krakow Poland, August 28, 2006
  55. Keynote Presentation, Alan Riga and Ken Alexander,  “New Electrial Conductivity Method to determine the crystalline and amorphous content in Drugs, “ European Society Thermal Analysis and Calorimetry, Krakow Poland, August 29, 2006
  56. Keynote Short Course on Polymer Selection for Medical Devices, A.Riga, R. Lange and C.Scott, Cleveland Clinic Foundation/American Society of Materials, NanoTechnology Conference Cleveland Ohio, October 5, 2006
  57.  Invited International Lecture on Thermal Analysis Fundamentals, Polymer and Pharmaceutical Applications, Alan Riga, Institute of Chemistry in Sao Carlos, in Sao Paulo Brazil  “Fundamentals and Testing of Pharmaceuticals and Polymers-5 two hour lectures”, Sao Carlos Brazil, December 4-11, 2006.
  58. Invited Lecturer, A.. Riga, “Polymers used as Viscosity Modifiers in Motor Oils”, Dow Chemical Company, Freeport, TX January 12, 2007
  59. Faculty Seminar, A.Riga, Materials for Medical Devices: Fundamentals and Polymer Applications and Selection, Cleveland State University, Department of Chemistry,  Cleveland Ohio USA January 26, 2007
  60. Faculty Seminar, A.Riga, Materials for Medical Devices: Polymer Structure, Property and Performance and Characterization Tools, Cleveland State University, Department of Chemistry,  Cleveland Ohio USA February 23, 2007
  61. Short Course on “The Legal-Scientific Expert Witness” CEU credit,  Nova Chemicals, Sardina, Ont. CanadaJanuary 29, 2007
  62. Short Course Part One on “Selecting Bio-Compatible Polymers for Medical Devices: Fundamentals and BioPolymer Overview”, Society of Plastics Engineers Web Seminar, New York, Los Angelos, Paris and London, July 19, 2007
  63. Short Course Part Two on “Selecting Bio-Compatible Polymers for Medical Devices: Properies and  Case Studies”, Society of Plastics Engineers Web Seminar, New York, Los Angelos, Paris and London July 26, 2007,
  64. Short Courses on “Polymer Characterization Fundamentals, Selecting Polymers for Medical Devices and The Scientific-Legal Expert Witness”. Conference on Advanced Materials in Patras Greece, September 2-6, 2007, 
  65. Faculty Seminar, A.Riga, Novel Methods to Characterize Chiral (D and L) Amino Acids,  Cleveland State University, Department of Chemistry,  Cleveland Ohio USA October 18, 2007
  66. CLE State of Ohio Commision Approved 6 hour course “Managing a Scientific Expert Witness, Cleveland State University, Cleveland, Ohio December 27, 2007
  67. CLE State of Ohio Commision Approved 6 hour course “Forensic Metallurgy and Materials”, Cleveland State University, Cleveland, Ohio December 21, 2007
  68. CLE State of Ohio Commision Approved 6 hour course “Forensic Failure Analysis”, Cleveland State University, Cleveland, Ohio December 29, 2007
  69. Faculty Lecturer Forum, “Science and Entrepreneurship: Science Invention to Business Product or Service” Cleveland State University, Cleveland, Ohio January 25, 2008 to    May 5, 2008 30 lectures with one hour duration.
  70. Faculty Lecturer Forum, “Forensic Consultant and Expert Witness as a Career”, Cleveland State University, Cleveland, Ohio February 1, 2008
  71. Invited keynote speaker, “Differentiation of D and L Amino Acids by Novel Analytical Methods, Delaware Forum, ASTM West Cnshohocken PA, March 18, 2008.

Forensic Expertise and Witness (partial list) for Plaintiff and Defense Bar

Product Liability and Safety

  • L. G. Cigarette Lighters
  • Glass Products, Asphalt Technology,
  • Lubrication, Metal Working,
  • Thermoplastics and Thermosets,
  • Warning Labels, Cat Food Can Design,
  • Paints and Adhesives, Toxicity,
  • Heat Transfer and Fire Science,
  • Rubber Elastomer Products,
  • Organic and Inorganic Compounds

Forensic Pharmacy

  • Technical support of litigation for Generic and Brand Drug Products.

Forensic Polymers

  • Technical support of litigation for Polymers, Fibers and Thermoplastics

Plastics/Polymers/Metals/Alloys

  • Mold Design, Surgical Metals, Testing Procedures
  • Additives, Motor oil, Electrochemical, Plastics
  • Saws and Cut-Off Machines, (published article)
  • Mechanical Cutting Devices, (published article)
  • Elastomer (Rubber) Failure based on Composition (published article)
    • Accident Causation
    • Unsafe Acts and Conditions
    • Product Safety

Machinery Failure and Defects

  • Material Failure (published article)
  • Standards Codes and Compliance
  • Nylon Seat Belt Failure

Fire and Explosions

  • Liquid and Natural Gas
Flammable Liquids and gas, Hazardous Chemicals
  • Kerosene Heaters (published article)
  • Hazards
  • Fabrics

Failure Analysis and Accident Reconstruction     

  • Wood, e.g., crutches.
  • Metals and alloys- e.g., ball joints and bearings
  • Brake Systems- eg. Clutch plates, automotive brakes
  • Glass- e.g., bottles
  • Polymers/Plastics/Elastomers e.g., seat belts, tennis shoes; Machinery- e.g., safety guards

Metals and Alloys, Ferrous and Non-Ferrous and Asbestos Products; Metal Failure of Road Bike; Failure of Metal Brackets on Stairway

Intellectual Property

  • Polymer Properties, Polyester Fibers, (published article)
  • Brand Name vs Generic Drugs, Drug-Excipient Interactions
  • Metal Working and Forging Lubricants (published articles)
  • Phase Change Materials (published article)
  • Electrical Conducting Polymers,      
  • Oil Formulations, (published article)
  • Explosives, Explosive Emulsions,  (multiple patents)
  • Electrochemistry (published articles) 

Non-Destructive Evaluation in Forensic Analysis

  • X-Diffraction Analysis (published article)
  • X-Ray Emission Spectroscopy
  • Macrophotography, Photomicrography
  • Telephotography
  • Penetrometry-Hardness
  • Scanning Electron Microscopy (published article)
  • Polarizing Microscopy, Temperature Probes (published article)
  • Dimensional Measurements,
  • Raman Spectroscopy, Chemical Imaging (published article)

10. GRANTS AND AWARDS

2003-2004 National Science Foundatiion Award “Teach Industrial Science to three  Cleveland State University Students with a focus  on Electrorheological Devices” National Science Foundation Grant for Industrial Research Experience for Undergraduates With Cleveland Area Manufacturing Program and Cleveland State University on Electrorheological Fluids for Industry, Undergraduate engineering students, mechanical, electrical and computers. Presented one paper on ER at the National Conference of the North American Thermal Analysis Society Meeting in Williamsburg VA August 2005.

2008 – 2011 Third Frontier State of Ohio First of 6 awards and a total of 42 State Projects. June 26, 2008-2011 Developing an above the knee Prosthetic Leg with Cleveland State University (Dr. Riga Primary Investigator PI for CSU ),  Cleveland Clinic Foundation (Dr. Brian Davis PI for CCF) and Ohio Willow Device Manufacturer.

11.  HONORS BUSINESS

Honorable Mention Award (Honorable Mention 3rd in Finals) North Coast and International Nanotechnology Business Idea Competition, hosted by The Science and Technology Entrepreneurship Program and The Institute for Management and Engineering, October 21, 2005, NanoPatch AC (Enhanced Dielectric Transdermal Patch Effecting Nano sites on Drugs to Aid Compliancy in the Mentally Ill, Geriatrics and Pediatrics)  Alan Riga and Michaeal Kaufman, Co-Founders.

Outstanding Service Award, Dr. Alan Riga, Recognition of Endeavors to Propel NSLA into Polymer and Thermal Analysis Testing & Forensic Analysis for Lawyers, NSL Analytical 60th Anniversary, October 22, 2005

12. HONORS ACADEMIC and ORGANIZATIONAL

        “In Recognition for outstanding effort and accomplishments in teaching and research for

undergraduate and graduate research in Life Science, Pharmaceuticals and Polymer Science”. Certificate of Appreciation, College of Science, Department of Chemistry, Cleveland State  University, Cleveland Ohio April 27, 2007.

“In Recognition of the Superior Effort put forth Advancing the Goals of Young People and the Countless Hours spent in the Role of Mentor Causing their Dream to be Realized Who is given lasting and heartfelt gratitude from Sarah O’Connell ” The University of Texas Medical School at Houston, March 1, 2007. Former CSU student and researcher.

"Society Historian and Conference Photographer Award  North Amerian Thermal Analysis Society,  East Lansing MI  August 27, 2007

"International Scientist Award ", North American Thermal Analysis Society and Mettler-Toledo Company, Cleveland Ohio, 1998

 “Distinguished Technical Leader and Scientist”, Cleveland Techncial Societies, Cleveland, May’03

“Honorary Member” , Brazillian Thermal Analysis Society, Pocos de Caldas, Brazil, April 2002

"Outstanding Teacher's Award", Cleveland State University, Cleveland, Ohio, January 2000.

"Certificate of Appreciation", College of Pharmacy, University of Toledo, Toledo, Ohio 2000.

"Awards of Appreciation ", Committee E37 on Thermal and Rheological Measurements, the American Society for Testing and Materials, West Conshohocken,PA, 1994, 1998 and 2002

"International Scientist Award ", North American Thermal Analysis Society and Mettler-Toledo Company, Cleveland Ohio, 1998

"Fellow and Award of Merit" the American Society for Testing and Materials, Philadelphia, PA., 1995

“Outstanding [Member] Service Award North American Thermal Analysis Society, San Francisco CA, 1995.

"Fellow of the Society", North American Thermal Analysis Society, Atlanta, GA., 1992

"Fellow of the Society", Society of Plastics Engineers, Inc., Brookfield, CT., 1992

Outstanding Memberin the American Society for Testing and Materials, "People", Standardization News, Philadelphia, PA. 1991.

"Fellow", American Institute of Chemists, 1989.

Past-President, Current President  andOutstanding Member", North Coast Thermal Analysis Society,  OH. 1988-2008

"Member of the Year", Plastics Analysis Division, Society of Plastics Engineers, CT., 1981

“Licensed Dog Judge”, American Kennel Club, NY 1975-2008

Last Updated: 3/22/15