Education

Biography

Maria Hepel received the M.S. and Ph.D. degrees in chemistry from Jagellonian University in Krakow, Poland, founded in 1364.  She worked as the Faculty at the State University of New York at Potsdam from 1985 where she is now a Distinguished Professor at the Department of Chemistry. She published over 160 papers which received over 2600 citations, 25 chapters in books, and co-authored / edited 5 books. She has made over 400 presentations at the national and international symposia.  She organized many symposia at the American Chemical Society, Electrochemical Society and International Society of Electrochemistry Meetings and has been the program chair of the 2010 North-East Regional Meeting of ACS. Her current research interests include AFM and Raman Spectroscopy imaging, nanoparticles for medical applications, targeted and controlled release of anticancer drugs, sensors for biomarkers of oxidative stress and cancer, drug interactions with DNA, supercapacitors, electrochromic devices and nanotechnology. She won the SUNY Potsdam President's Award for Excellence in Research and Creative Endeavor in 1995 and 2001, the SUNY Chancellor's Award for Excellence in Teaching in 1998 and SUNY Chancellor's Award for Research in 2003 and Northeast Region, ACS Award for Achievements in the Chemical Sciences in 2012, Rochester, NY.

Research Interest

Dr. Maria Hepel’s research interests include adsorption, monolayer and thin surface films; nanowires; ion-channels in phospholipid films; binding of drugs to DNA-modified electrodes; DNA damage by toxicants; biosensors for oxidative stress monitoring; antioxidants; use of gold nanoparticles for the detection of diseases biomarkers & diagnosis; detection of biomarkers for diabetes, cancer and cardiovascular diseases; conformational changes of proteins and peptides; controlled drug electro release from conductive polymers; immunosensors and piezoelectric sensors; photoelectrochemistry and photoelectrochemical degradation of organic pollutants; corrosion inhibitors; electrochromic materials; electrocatalysts for methanol oxidation; detection of heavy metals & pesticides in water samples; and nanotechnology projects involving the use of AFM/STM, Electrochemical Quartz Crystal Nanobalance, DLS, RELS, Raman, Fluorescence and FRET techniques and Lab-on-a chip.

Scientific Activities

Professional Memberships

• 1981-   Member, American Chemical Society
• 1980-   Member, Electrochemical Society
• 1998-   Member, Materials Research Society
• 1981 -  Member, International Society of Electrochemistry
• 2004-   Member, International Association for Hydrogen Energy

Honors

• 1974    Outstanding Teaching Assistant, Krakow, Jagiellonian University, 1974.
• 1977    Chancellor’s Award for Research Achievements, Krakow, Jagiellonian University, 1977.
• 1977    Ministry of Science Award for Outstanding Ph.D. Thesis, Poland, 1977.
• 1978    Chemical Society Award for Outstanding Research, Poland, 1978.
• 1997    Member of the Academic Honor Society, Phi Kappa Phi.
• 1985    Member of the Chemistry Honor Society, Gamma Sigma Epsilon.
• 1995    President's Award for Excellence in Research & Creative Endeavor, SUNY College at Potsdam, 1995.
• 1998    Chancellor Award for Excellence in Teaching, SUNY, Albany, 1998.
• 2001    President’s Award for Excellence in Research & Creative Endeavor, SUNY College at Potsdam
• 2001/2002       Research Advisor Recognition Award 2001/2002, CSTEP, SUNY Potsdam.
• 2002    SUNY Research Recognition Award (Albany, October 2002).
• 2007    Chancellor’s Award for Excellence in Research and Creative Endeavor, SUNY, May 2007.
• 2009    Research Award of the American Association of University Women (AAUW), November 5, 2009
• 2012    Received nomination for the Distinguished SUNY Professor, May 10, 2012
• 2012    Northeast Region ACS Award for Achievements in the Chemical Sciences, October 2, 2012
• 2016    American Chemical Society National Award for Research with Undergraduate Students

Publications

1. RICE C.A., BETANCOURT D., and HEPEL M. "Platinum Oxide Growth on Pt/C Fuel Cell Catalysts Using Asymmetric Scan Electrochemical Quartz Crystal Nanogravimetry" Electrocatalysis, (2014) in press, http://dx.doi.org/10.1007/s12678-014-0221-2.
2. XU H., WALLACE R., and HEPEL, M. "Interactions of antifouling monolayers. Energy transfer from excited albumin molecule to Phenol Red dye" Invited paper for special issue on Biosensors Chemical Papers,  (2014) in press.
3. KUBESA O., MORRISEY K., MATTHEWS S., PROETTA J., LI C., SKLADAL P., and HEPEL, M. "Design of Novel Biosensors for Determination of Phenolic Compounds using Catalyst-Loaded Reduced Graphene Oxide Electrodes" Mediterranean Journal of Chemistry, 3 (2014) 916-928.
4. HEPEL M., DELA-MOSS L.I., and REDMOND H., "Lattice polarization effects in electrochromic switching in WO3-x films studied by pulse-nanogravimetric technique" Journal of Solid State Electrochemistry, 18 (2014) 1251-1260, DOI: 10.1007/s10008-013-2219-8.
5.  NOWICKA A.M., STOJEK Z., HEPEL M., "Chromium (VI) but not chromium (III) species decrease mitoxantrone affinity to DNA" Journal of Physical Chemistry B, 117 (2013), http://dx.doi.org/10.1021/jp3109094.
6. HEPEL M., STOBIECKA M., PEACHEY J., MILLER J.,"Intervention of glutathione in pre-mutagenic catechol-mediated DNA damage in the presence of copper (II) ions" Mutation Research, 735 (2012) 1-11.
7. STOBIECKA M., MOLINERO A.A., CHALUPA A., HEPEL M., "Mercury/homocysteine ligation-induced ON/OFF switching of a T-T mismatch-based oligonucleotide molecular-beacon" Analytical Chemistry, 84 (2012) 4970-4978.
8. HEPEL M., STOBIECKA M., "Comparative kinetic model of fluorescence enhancement in selective binding of monochlorobimane to glutathione" Journal of Photochemistry and Photobiology A, 225 (2011) 72-80.
9. STOBIECKA M., HEPEL M., "Double-shell gold nanoparticle-based DNA-carriers with poly-L-lysine binding surface" Biomaterials, 32 (2011) 3312-3321.
10. STOBIECKA M., HEPEL M., "Effect of buried potential barrier in label-less electrochemical immunodetection of glutathione and glutathione-capped gold nanoparticles" Biosensors and Bioelectronics, 26 (2011) 3524-3530.
11. STOBIECKA M., HEPEL M., "Multimodal coupling of optical transitions and plasmonic oscillations in rhodamine B modified gold nanoparticles" Phys. Chem. Chem. Phys., 13 (2011) 1131-1139, DOI: 10.1039/C0CP00553C.
12. NOWICKA A.M., KOWALCZYK A., DONTEN M., LEECH D., HEPEL M., STOJEK Z., "Substantial influence of temperature on anchoring of gold-nanoparticle monolayer for performance of DNA biosensors" Electroanalysis, 22 (2010) 2323-2329.
13. PRANCE A., COOPERSMITH K., STOBIECKA M., and HEPEL M. Biosensors for Detection of DNA Damage by Toxicants in: "Sensors, Actuators, and Microsystems ", ECS Trans., 33 [8] (2010) 3-15.
14. STOBIECKA M, CUTLER S., REED Z., PRANCE A., HEPEL M. Detection of Oxidative Stress Biomarker Homocysteine Utilizing Resonance Elastic Light Scattering" in: "Physical and Analytical Electrochemistry", S. Minteer [Ed.], ECS Trans., 28 [18] (2010) 115.
15. PRANCE A., REED Z., STOBIECKA M., HEPEL M. Resonance Elastic Light Scattering and Plasmonic Phenomena in Glutathione-Mediated Gold Nanoparticle Assembly" in: "Sensors, Actuators, and Microsystems", G. Hunter [Ed.], ECS Trans., 28 [20] (2010) 43-57.
16. STOBIECKA M., COOPERSMITH K., CUTLER S., HEPEL M. "Novel DNA-Hybridization Biosensors for Studies of DNA Underwinding Caused by Herbicides and Pesticides" in: "Electrochemical Nano/Bio Systems 2", ECS Trans., 28 [34] (2010) 1-12.
17. STOBIECKA M., HEPEL M. Rapid functionalization of metal nanoparticles by moderator-tunable ligand-exchange process for biosensor designs, Sensors and Actuators B, 149 (2010) 373-380.
18. STOBIECKA M., COOPERSMITH K., HEPEL M. "Resonance Elastic Light Scattering (RELS) Spectroscopy of Fast Non-Langmuirian Ligand-Exchange in Glutathione-Induced Gold Nanoparticle Assembly" J. Colloid Interface Sci., 350 (2010) 168 177.
19. STOBIECKA M., DEEB J., HEPEL, M. "Ligand Exchange Effects in Gold Nanoparticle Assembly Induced by Oxidative Stress Biomarkers: Homocysteine and cysteine" Biophysical Chemistry, 146 (2010) 98-107.
20. NOWICKA, A.M., KOWALCZYK A., STOJEK Z., HEPEL, M. "Nanogravimetric and Voltammetric DNA-Hybridization Biosensors for Studies of DNA Damage by Common Toxicants and Pollutants" Biophysical Chemistry, 146 (2010) 42-53.
21. STOBIECKA M., DEEB J., HEPEL, M. "Molecularly Templated Polymer Matrix Films for Biorecognition Processes: Sensors for Evaluating Oxidative Stress and Redox Buffering Capacity" ECS Transactions 19 [28] (2009) 15-32.
22. NOWICKA, A, HAFNER S., HEPEL, M. "Antineoplastic Drug Interactions with DNA Modified Gold Piezoelectrodes" ECS Transactions 19 [28] (2009) 1-13.
23. HEPEL, M., WICKHAM, D. "Large Cation Model of Dissociative Reduction of WO3-x Lattice Studied by EQCN and AFM" Trans. Electrochem. Soc. 19 [23] (2009) 11-23.
24. HEPEL, M., REDMOND, H. "Large Cation Model of Dissociative Reduction of Electrochromic WO3-x Films" Cent. Eur. J. Chem. 7 (2009) 234-245.
25. HEPEL, M., DALLAS, J. "Multifunctional Polypeptide EQCN Sensors: Probing the Cysteamine-Glutathione Film Permeability with Hg (II) Ions" Sensors 8 (2008) 7224-7240.
26. HEPEL, M., DALLAS, J., NOBLE, D.M. "Interactions and Reactivity of Hg (II) on Glutathione Modified Gold Electrode Studied by EQCN Technique" J. Electroanal. Chem. 622 (2008) 173-183.
27. HEPEL, M., "Electrochemical Formation of Quantum Conductance Cu-Metal Nanobridges" Special issue on Fundamentals and Applications of Electrocrystallization, Elektrokhimiya 44 (2008) 716-729; Russ. J. Electrochem. 44 (2008) 663-675.
28. HEPEL, M., DALLAS, J. "Environmental Aspects of GSH Redox Regulation and Oxidative Stress" Chem. Listy 102 (2008) 96-97.
29. HEPEL, M., DALLAS, J., NOBLE, M.D., "Glutathione Modified Gold Piezoelectric and Voltammetric Sensors for Determination of Mercury in a Wide Concentration Range" Sensors Transducers 88 (2008) 47-58.
30. SCENDO, M., HEPEL, M., "Inhibiting Properties of Benzimidazole Films for Cu(II)/Cu(I) Reduction in Chloride Media Studied by RDE and EQCN Techniques" J. Elektroanal. Chem. 613 (2008) 35-50.
31. HEPEL, M., "Electrochromic WO3 Films: Nanotechnology Experiments in Upper Division Courses in Instrumental Analysis and Physical Chemistry Laboratories" J. Chem. Educ. 85 (2008) 125; on-line Supplement: pp. 1-37.
32. HEPEL, M., REDMOND H., DELA I. "Electrochromic WO3-x Films with Reduced Lattice Deformation Stress and Fast Response Time" Electrochim. Acta 52 (2007) 3541-3549.
33. HEPEL, M., KUMARIHAMY, I., "Nanocrystalline Structure and Nanopore Formation in Modified Thermal TiO2 Films" Int. J. Hydrogen Energy 32 (2007) 2693-2702.
34. HEPEL, M., STOBIECKA, M., "Interactions of Adsorbed Albumin with Underpotentially Deposited Copper on Gold Piezoelectrodes" Bioelectrochem. 70 (2007) 155-164.
35. HEPEL, M., DELA I., HEPEL T., LUO J., ZHONG C.J., "Novel Dynamic Effects in Electrocatalysis of Methanol Oxidation on Supported Nanoporous TiO2 Bimetallic Nanocatalysts" Electrochim. Acta 52 (2007) 5529-5547.
36. SCENDO, M., HEPEL, M., "Inhibiting Properties of BIM for Cu(II)/Cu(I) Reduction in Chloride Media Studied by RDE and EQCN Techniques" Corrosion Sci. 49 (2007) 3381-3407.
37. HEPEL, M. "Quantum Conductance of Monatomic Ni Nanobridges" Electrochim. Acta 51 (2006) 5811-5824.
38. HEPEL, M., KUMARIHAMY, I., ZHONG, C.J., "Nanoporous TiO2-Supported Bimetallic Catalysts for Methanol Oxidation in Acidic Media" Electrochem. Commun. 8/9 (2006) 1439-1444.
39. PRIBYL, J., HEPEL, M., and SKLADAL, P. "Piezoelectric Immunosensors for Polychlorinated Biphenyls Operating in Aqueous and Organic Phases", Sensors and Actuators, Chemical B, 113 (2006) 900-910.
40. HEPEL, M. "Effect of Albumin on Underpotential Lead Deposition and Stripping on Ag-RDE" Electroanalysis 17 (2005) 1401-1412.
41. STOBIECKA, M. HEPEL, M. and RADECKI, J. "Transient Conformation Changes of Albumin Adsorbed on Gold Piezoelectrodes" Electrochim. Acta 50 (2005) 4873-4887.
42. HEPEL, M. and HAZELTON, S. "Photoelectrochemical Degradation of Diazo Dyes on Nanostructured Electrodes" Electrochim. Acta 50 (2005) 5278-5291.
43. HEPEL, M. and TEWKSBURY, E. "Nanogravimetric Study of Templated Copper Deposition in Ion-Channels of Self-Assembled Glutathione Films on Gold Piezoelectrodes", Electrochim. Acta 49 (2004) 3827-3840.
44. ITO, K., CATALANO, R., and HEPEL, M. "Photoelectrochemical Degradation of Brilliant Cresyl Blue Dye on Nanostructured Semiconductor Electrodes", Preprints, Division of Environmental Chemistry, ACS, Vol. 43, No. 2(2003) 1-4.
45. HEPEL, M. and TEWSKBURY, E. "Ion-Gating Phenomena of Self-Assembling Glutathione Films on Gold Piezoelectrodes", J. Electroanal. Chem.  552(2003) 291-305.
46. PRIBYL, J., HEPEL, M., HALAMEK, J., and SKLADAL, P. "Development of Piezoelectric Immunosensors for Competitive and Direct Determination of Atrazine", Sensors and Actuators B91(2003) 333-341.
47. HEPEL, M., PHILLIPS, A. and SLOTE, J. "Photoelectrochemical Degradation in Azo Dyes" preprints in "Oxidation and Reduction Technologies for Water Treatment", 228th ACS National Meeting, Philadelphia, PA, Aug 22-26, 2004, Vol. 44 No. 2. pp. 277-279.
48. LUO, J., MAYE, M., HAN, L., HEPEL, M., and ZHONG, C.J. "Catalytic Activation of Core-Shell Assembled Gold Nanoparticles as Catalyst for Methanol Electrooxidation", Catalysis Today, 77 (2002) 127-138.
49. MAYE, M., LUO, J., LIN, Y., ENGELHARD, M., HEPEL, M., and ZHONG, C.J. "X-ray Photoelectron Spectroscopic Study of the Activation of Molecularly-Linked Gold Nanoparticle Catalysts", Langmuir 19 (2003) 125-131.
50. LUO, J., KARINKI, N., MAYE, M., KOWALESKI, S., HEPEL, M., and ZHONG, C.J. "Interfacial Mass Flux at 11-Mercaptoundecanoic Acid Linked Nanoparticle Assembly on Electrodes", J. Phys. Chem.  106 (2002) 9313-9321.
51. LUO, J., YARTRYM, J., and HEPEL, M. "Photoelectrochemical Degradation of Orange II Textile Dye on Nanostructured WO3 Film Electrodes", J. New Materials for Electrochemical Systems 5(2002) 315-321.
52. HEPEL, M. "Ion Channeling Phenomena and TL-UPD Induced Film Dynamics in Model Biomembranes Studied with EQCN and QCI Techniques", J. Electroanal. Chem. 509(2001) 90-106.
53. HALAMEK J., HEPEL, M., and SKLADAL, P. "Investigation of Highly Sensitive Piezoelectric Immunosensors for 2, 4-dichlorophenoxy Acetic Acid", Biosensors and Bioelectronics 16 (2001) 253-260.
54. LUO, J. and HEPEL, M. "Photoelectrochemical Degradation of Naphthol Blue Black Diazo Dye on WO3 Film Electrode", Electrochim. Acta 46(2001)2913-2922.
55. LUO, J., LOU, Y., MAYE, M.M., ZHONG, Ch. J., and HEPEL, M. "An EQCN Assessment of Electrocatalytic Oxidation of Methanol at Nanostructured Au-Pt Alloy Nanoparticles", Electrochem. Commun. 3(2001) 172-176.
56. HEPEL, M. and LUO, J. "Photoelectrochemical Mineralization of Textile Diazo Dye Pollutants Using Nanocrystalline WO3 Electrodes". An invited paper to the special issue "Electrochemistry and the Environment", Electrochim. Acta. 47(2001) 729-740.
57. HEPEL, M. and CATEFORIS, E. "Studies of Copper Corrosion Inhibition using Electrochemical Quartz Crystal Nanobalance and Quartz Crystal Immittance Techniques".  An invited paper to the special issue "Electrochemical Methods in Corrosion Research", Electrochim. Acta 46 (2001) 3801-3815.
58. LUO, J., HUANG, H.G., ZHANG, H.P., WU, L.L., and HEPEL, M. "Studies on Photoelectrochemistry of Nano-particulate TiO2PANi/p-ATP Films on Au Electrodes", J. New Materials for Electrochemical Systems, 3(2000) 247-249.
59. SHIYANOVSKAYA I., HEPEL, M. and TEWKSBURY, E. "Electrochromism in Electrodeposited Nanocrystalline WO3 Films.  I. Electrochemical and Optical Properties", J. New Materials for Electrochemical Systems 3(2000) 241-247.
60. HEPEL, M. and JANUSZ, W. "Study of Leuco-Methylene Blue Films Growth and Its Reoxidation on Sulphur-Modified Au-EQCN Electrode", Electrochim. Acta, Special Issue on "The QCM in Electrochemistry", 45 (2000) 3785-3799.
61. LUO, J., MAYE, M.M, ZHONG, C.J. and HEPEL, M. "Probing Mass Transport Characteristics in Nanostructured Gold Catalysts", J. New Materials for Electrochemial Systems 5[4] (2002) 237-242.
62. HEPEL, M. "The Electrocatalytic Oxidation of Methanol at Finely Dispersed Platinum Nanoparticles in Polypyrrole Films", J. Electrochem. Soc. 145(1998) 124-134.
63. HEPEL, M. and SHIYANOVSKAYA, I. "Decrease of Recombination Losses in Bicomponent WO3/TiO2 Films Photosensitized with Cresyl Violet and Thionine", J. Electrochem. Soc.  145(1998) 3981-3985.
64. SHIYANOVSKAYA, I. and HEPEL, M. "Bicomponent WO3/TiO2 Films as Photoelectrodes", J. Electrochem. Soc. 146(1999) 243-249.
65. SHIYANOVSKAYA, I. and HEPEL, M. "Isotopic Effects in Cation Injected Electrochromic Films", J. Electrochem. Soc. 145(1998) pp. 1023-1028.
66. HEPEL, M. and SHIYANOVSKAYA, I. "Bicomponent Transition Metal Oxide Photoelectrodes", SPIE Proceedings "Optical Materials Technology for Solar Energy Conversion XV" Eds. S. Deb, K. Lampert, M. Graetzel, and C. Granquist, San Diego, July, 1997, Vol. 3138 (1997) p. 124-132.
67. HEPEL, M. and MAHDAVI, F. "Application of the Electrochemical Quartz Crystal Microbalance for Electrochemically Controlled Binding and Release of Chlorpromazine from Conductive Polymer Matrix", Microchemical Journal 55[1] (1997) 54-64.
68. HEPEL, J., BRUCKENSTEIN, S., and HEPEL, M. "Effect of pH on Ion-Dynamics in Composite PPy/Heparin Films", Microchemical Journal 55 (1997) pp. 179-190.
69. HEPEL, M., STEPHENSON, R., and PERKINS, S. "Use of Electrochemical Quartz Crystal Microbalance Technique to Track Electrochemically Assisted Removal of Heavy Metals from Aqueous Solutions by Cation-Exchange Composite Polypyrrole-Modified Electrodes", Microchemical Journal 56[1] (1997)79-92.
70. LOVEDAY, D. C., HILLMAN, A. R., ORPEN, A.G., PRINGLE, P. G. and HEPEL, M. "Electrochemical Quartz Crystal Microbalance Studies of Partially Oxidized Tetracyanoplatinum Salts", J. Materials Chemistry,  6 [6] (1996) 993-998.
71. HEPEL, M. and DENTRONE, L. "Controlled Incorporation of Heavy Metals from Aqueous Solutions and Their Release Using Composite Polypyrrole Films",  Electroanalysis 1 (1997) pp. 995-1005; DOI: 10.1002/elan.1140081105.
72. HEPEL, M. "The Electrocatalytic Effect of Pt Nanoparticles/Polypyrrole Composite Films Towards Methanol Oxidation", Proceedings of the International Symposium on Electrochemical Science and Technology (ISEST)  August 24-26, 1995, The University of Hong Kong, (Ed.) Y.S. Fung, (1995) pp. L3-1 - L3-18. 
73. HEPEL, M., CHEN, Y.M. and STIMMING, U. "Composite PPy/Pt Films as Potential Materials for Fuel Cells", Proceedings of the First International Symposium on New Materials for Fuel Cell Systems, July 9-13, 1995, Montreal, Canada, 1995, pp. 629-657, Publishers:  The Montreal University (Eds.) O. Savadogo, P. R. Roberge, T. N. Veziroglu.
74. HEPEL, M., CHEN, Y.M., and STEPHENSON, R. "Effect of the Composition of Polypyrrole Substrate on the Electrodeposition of Copper and Nickel", J. Electrochemical Soc. 143[2], (1996), 498-505.
75. HEPEL, M., CHEN, Y.M., and STEPHENSON, R. "Metallization of Polypyrrole Films", Proceedings of the Electrochemical Society Meeting, Miami Beach, FL, October 9-14, 1994, "Electrochemically Deposited Thin Films II", (Ed.) M. Paunovic, Electrochemical Society, Pennington, NJ, Vol. 94-31 (1994) pp. 304-319.
76. HEPEL, M. and STEPHENSON, R. "Removal of Residual Nickel Ions from Aqueous Solutions Using Conductive Polymer Films", Proceedings of the 15th AESP/EPA Pollution Prevention & Control Conference, Kissimmee, FL. January 24-27, 1994 pp. 195-205, American Electroplaters and Surface Finishers Society, Orlando, FL, 1994, pp. 195-205.
77. HEPEL, M. "Composite Polypyrrole Films Switchable Between the Anion- and the Cation-Exchanger State", Electrochim Acta., 41[1], (1996), 63-76.
78. HEPEL, M., FIJALEK, Z., and DENTRONE, L. "Electrorelease of Drugs from Composite Polymer Films", Polymer Preprints 33[2], 1992, pp. 106-107.
79. HEPEL, M., BRUCKENSTEIN, S., and KANIGE, K. "Expulsion of Borate Ions from Silver/Solution Interfacial Region During Underpotential Deposition Discharge of Bi(III) in Borate Buffers", Journal of the Chemical Society, Faraday Transactions 89[2], (1993) 251-254.
80. HEPEL, M. "Characterization of Conductive Composite Polymers by the EQCM Technique", Proceedings of the International Symposium on Composites, American Ceramic Society, Orlando, FL, November 12-15, 1990; Ceramic Transactions, "Advanced Composite Materials", Vol. 19, p. 389-396, 1991 (Ed.) M. Sacks, A. Cer. S., 1991, pp. 389-396.
81. HEPEL, M., SEYMOUR, E., and FENDLER, J. "Incorporation Of CdS Particles Into Polypyrrole And Polypyrrole/Poly (Styrenesulfonate) Films", Chemistry of Materials, 4(1992), 209-216.
82. HEPEL, M. "Application of Piezoelectric Sensor for Controlled Binding and Release of Drugs and Biomolecules from Conductive Polymer Matrix", The Proceedings of the Third International Meeting on Chemical Sensors, Cleveland, Ohio, September 24-26, 1990 p. 35-37.
83. HEPEL, M. "Influence of the Adsorption of Organic Compounds on Submonolayer Stripping Voltammetry of Metals at Solid Electrodes", Electroanalysis, 2(1990), 319-326.
84. HEPEL, M., KANIGE, K. and BRUCKENSTEIN, S. "Expulsion of Borate Ions from Silver/Solution Interfacial Region During Underpotential Deposition Discharge of Pb(II) in Borate Buffers", Langmuir, 6(1990) 1063-1067.
85. HEPEL, M., and BRUCKENSTEIN, S. "Tracking Anion Expulsion During Underpotential Deposition of Lead on Silver Using the Quartz Microbalance", Electrochim.  Acta. 34(1989) 1499-1504.
86. HEPEL, M., KANIGE, K., and BRUCKENSTEIN, S. "In situ Underpotential Deposition Study of Lead on Silver Using the Electrochemical Quartz Crystal Microbalance.  Direct Evidence for Lead (II) Adsorption before Spontaneous Charge Transfer", J. Electroanal.Chem 226(1989) 409.
87. HEPEL, M. and BRUCKENSTEIN, S. "Induction Time in Stripping Voltammetry at Solid Electrodes", Electroanalysis 1(1989) 311.
88. HEPEL, M., BRUCKENSTEIN, S. and TANG, G. C. "The Formation and Electroreduction of Silver Sulphide Films at a Silver Metal Electrode", J. Electroanal.  Chem., 261(1989) 389.
89. HEPEL, M. and BRUCKENSTEIN, S. "Mechanistic Studies of the Deposition and Cathodic Stripping of Thioacetamide at a Silver Electrode in Alkaline Media", Electroanalysis 1(1989) 117.
90. HEPEL, M. and BRUCKENSTEIN, S. "Dissociative Adsorption of Thiourea at a Polycrystalline Silver Electrode in Alkaline Media", Electrochim. Acta. 32(1987) 41.
91. HEPEL, M. "Adsorptive Stripping Voltammetry of Diethyldithiocarbamate Ions", Proceedings of the International Electroanalytical Symposium., IES, Cherry Hill, NJ, May 28-30, 1986, p. 163-166.
92. HEPEL, M. and TOMKIEWICZ, M. "Relaxation Impedance Spectrum Analysis of Galvanostatic Oxidation of Silver Electrodes". J. Electrochem. Soc. 133(1986) 1625.
93. HEPEL, M., TOMKIEWICZ, M., AND FOREST, C. H. "Morphology of AgO Crystallites Deposited from Alkaline Solutions under Potential Step and Stimulated Pulse Potentiostatic Conditions", J. Electrochem. Soc. 133(1986) 468.
94. HEPEL, M. AND TOMKIEWICZ, M. "Impedance Relaxation Spectrum Analysis of Oxidized Silver Electrodes", J. Electrochem. Soc. 132(1985) 32.
95. HEPEL, M. and TOMKIEWICZ, M. "Study of the Initial Stages of Anodic Oxidation of Polycrystalline Silver in KOH Solutions", J. Electrochem. Soc. 131(1984) 1288.
96. HEPEL, M. and OSTERYOUNG, R. A. "Adsorption and Surface Reaction of 2-thiouracil on Silver Electrode", J. Electroanal. Chem. 160(1984) 217-231.
97. HEPEL, M. and OSTERYOUNG, R. A. Cathodic Stripping Analysis of 2-thiouracil Complicated by Slow Adsorption/Desorption Step", J. Electroanal. Chem. 149(1983) 193-211.
98. HEPEL, M. "Investigations of the Mechanism and Kinetics of Cu (II) Ions Reduction on the Non-stoichiometric Copper Sulphides", J. Electroanal. Chem., 74(1976) 37.
99. HEPEL, M. and POMIANOWSKI, A. "Investigations into the Electrochemical Oxidation of Chalcocite by RDE Method", Zeszyty Nauk. Univ. Jagiell., Prace Chem., 18(1973) 237-247.
100. HEPEL, M. and POMIANOWSKI, A. "Leaching of Synthetic Chalococite in the Ammonia Solutions", Prace Nauk. Inst. Chem. Nieorg. Metal. Pierwiastkow Rzadkich, Politechn. Wrocl., 29(1976).