Electrochemical Quartz Crystal Nanobalance (EQCN) technique utilizes quartz vibrations and piezoelectric effect to measure mass changes as small as a fraction of a monolayer of atoms

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CHEMISTRY Dept.

1. SYMPOSIA ORGANIZING AND SESSION CHAIRING

Dr. Hepel co-organized and chaired the following recent symposia:

	American Chemical Society, 248^th National ACS Meeting, San Francisco, CA, Aug. 10-14, 2014, Symposium: "Graphene-Based Nanomaterials for Biosensors, Nanomedicine and Bioelectronic Applications", Organizer, American Chemical Society, National ACS Meeting, Denver, CO, Aug. 28 - Sept. 1, 2011, Symposium: "Functional Nanoparticles for Bioanalysis and Electronic Devices", Organizer, American Chemical Society, North-East Regional Meeting, NERM-2010, June 2-5, 2010, Potsdam, NY, Program Chair, Electrochemical Society National Meeting, Denver, CO, May 7-12, 2006, Symposium: "Nanotechnology", Chairperson;
	International Society of Electrochemistry Meetings ISE-2005, Busan, Korea, September 25-30, 2005, Symposium Session: "Physical Electrochemistry", Chairperson;
	International Symposium on Bioelectrochemistry and Bioenergetics, Coimbra, Portugal, Jun 19-24, 2005, Chairperson;
	Eastern Analytical Symposium, Somerset, NJ, Nov. 14-17, 2005, Symposium: "Nanotechnology and Emerging Analytical/Bioanalytical Applications", Organizer;
	American Chemical Society National Meeting, San Diego, CA, March 13-17, 2005, Symposium: "Biosensors and Sensors: Nanostructure", Chairperson;
	14^th Annual Teaching Effectiveness Conference: "Undergraduate Research: Models, Funding and Pedagogy", co-organizer; Conference was sponsored by Associated Colleges of the St.Lawrence Valley, October 29, 2005, Clarkson University, Potsdam, NY. Three chemistry students: Indee Dela Kumarihamy, Florence Shu and John Bennett working under Dr. Hepel supervision contributed poster presentations to this conference.
	International Society of Electrochemistry Meetings ISE-2004 Thessaloniki, Greece, September 19-24, 2004, Symposium Session: "Interfacial Electrochemistry", Chairperson
	International Society of Electrochemistry Meetings ISE-2004 Thessaloniki, Greece, September 19-24, 2004, Symposium Session: "Environmental Electrochemistry", Chairperson
	International Society of Electrochemistry Meetings ISE-2004 Thessaloniki, Greece, September 19-24, 2004, Symposium Session: "Corrosion Science and Technology", Chairperson
	International Society of Electrochemistry Meetings ISE-2003, San Pedro, Brazil, September, 2003, Symposium Session: "Bioelectrochemistry", Chairperson
	and others.

2. TALKS GIVEN AT SCIENTIFIC MEETINGS:

388 presentations, including 77 invited talks. Papers presented at:

American Chemical Society Meetings,

Electrochemical Society Meetings,

Society for Electroanalytical Chemistry,

International Society of Electrochemistry,

American Electroplaters and Surface Finishers Society Meetings,

Federation of Analytical Chemistry and Spectroscopy Societies (FACSS) Meetings,

Eastern Analytical Symposiums,

International Meetings on Chemical Sensors,

Colloid and Surface Science Symposium,

Pittsburgh Conferences on Analytical Chemistry and Applied Spectroscopy,

Gordon Conferences,

International Chemical Congress of Pacific Basin Societies,

International Symposiums on Fuel Cells,

International Meetings on Corrosion and Surface Analysis & Microstructures,

Controlled Drug Release Society Meetings,

Materials Research Society Meetings,

American Ceramic Society Meetings,

International Meetings on New Materials for Electrochemical Systems,

International Conference on Chemical Monitoring of the Environment,

International Fisher Symposium on Electrochemistry and Environment,

International Symposium on Electrochemical Methods in Corrosion Research;

International Symposium on Bioelectrochemistry and Bioenergetics,

IUPAC Congress;

Conference of the Canadian Society for Chemistry,

International Symposium on Scanning Probe Microscopy;

World Congress on Biosensors;

IUPAC Congress and Conference of the Canadian Society for Chemistry;

Workshop on Scanning Probe Microscopy;

International Meetings "Electrochemistry in Nanosciences".

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3. Recent Presentations:

ACS National Meeting, San Francisco, CA, Aug. 10-14, 2014.
International Society of Electrochemistry Meeting, Niagara Falls, Canada, April 27-30, 2014.
ACS National Meeting, Philadelphia, PA, Aug. 19 - Sept. 24, 2012.
NERM-2012 North-East Regional Meeting of the American Chemical Society, Rochester, NY, October 1-4, 2012.
ACS National Meeting, Boston, MA, August 22-26, 2010
NERM-2010 North-East Regional Meeting of the American Chemical Society, Postdam, NY, June 2-5, 2010
PITTCON-2010 Conference and Exhibition, Orlando, FL, February 28 - March 5, 2010
4^th International Conference on Oxidative/Nitrosative Stress and Disease, The New York Academy of Sciences, New York, NY, October 28-30, 2009.
Materials Research Society Meeting, Boston, MA, November 30 - December 4, 2009.
ACS National Meeting, Washington, DC, August 16-20, 2009.
11^th International Fischer Symposium on "Microscopy in Electrochemistry", Center for Environment and Culture, Benediktbeuern, Germany, July 26-31, 2009.
ACS National Meeting, Salt Lake City, March 22-26, 2009
19th Annual Great Lakes Consortium Conference, Syracuse, NY, March 13-14, 2009.
ACS Northern New York Section, Graduate/Undergraduate Symposium, Potsdam, NY, April 4, 2009.
National Meeting of the American Chemical Society, Philadelphia, PA, August 18-22, 2008.
International Conference on Solid State Chemistry, sponsored by IUPAC, Bratislava, SLOVAKIA, July 6-11, 2008.
International Conference on Electroanalysis ESEAC-2008, Prague, Czech Republic, June 16-19, 2008
NERM-2008 Meeting of the American Chemical Society, Burlington, VT, June 29- July 2, 2008.
National Meeting of the Electrochemical Society, Washington, DC, October 2007
ACS National Meeting, Boston, MA, August 2007
Vernadsky Institute of General and Inorganic Chemistry, Kiev, Ukraine, June 2007
Electrochemical Society National Meeting, Chicago, IL, May 2007
Learning and Research Fair, SUNY-Potsdam, April, 2007
ACS National Meeting, Chicago, IL, March 2007
Annual ACS North-East Regional Meeting, Binghamton, NY, October 2006
National Meeting of te Electrochemical Society, Denver, CO, May, 2006

Nanoporous TiO₂

for solar energy conversion and direct methanol fuel cells

Degradation of dye pollutants

Electron density surface

with potential map for dye pollutant Remazol Blue Black. Decomposition of pollutants studied by photo-electrocatalytic method using TiO₂, WO₃, and MoO₃ semiconductor electrodes

Quantum Conductance Monatomic Nanobridge Devices

studied using conductanc spectroscopy and AFM/STM

Oriented Single Crystal Quartz Wafer

used as a piezoresonator in sensors is able to detect nanogram mass changes of monolayer films

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