Marohn, John A.
Associate Professorresearch
research and scholarship focus
- Investigations of mesoscale and nanoscale materials by novel scanned- probe microscopies
- Formulate new techniques more capable of answering both fundamental and applied questions in mesoscale and nanoscale materials
- Scanned-probe microscopes
primary investigator of
- CANTILEVER FABRICATION PROJECT | Research Grant
- CANTILEVER MAGNETIC RESONANCE MICROSCOPY OF BIOMOLECULES | Research Grant
- ELECTRIC FORCE MICROSCOPY IMAGING OF FUNDAMENTAL PROCESSES IN ORGANIC ELECTRONIC MATERIALS | Research Grant
- NANOFABRICATION OF SILICON CANTILEVERS FOR MAGNETIC RESONANCE FORCE MICROSCOPY | Research Grant
- STUDIES OF CHARGE INJECTION, CONDUCTION, AND TRAPPING IN ORGANIC ELECTRONIC MATERIALS USING ADVANCED ELECTRIC FORCE MICROSCOPIES | Research Grant
affiliations
faculty appointment in
- Chemistry and Chemical Biology (CHEM) | Cornell department
member of graduate field
- Chemistry and Chemical Biology | graduate field
other Cornell affiliations
- Center for Nanoscale Systems (CNS) | research center
- Cornell Center for Materials Research (CCMR) | research center
- Polymer Outreach Program (POP) | research center
teaching
teaches
- CHEM 3000 - Quantitative Chemistry (R 10:10:AM-11:00:AM) | fall 2009 class
- CHEM 7940 - Quantum Mechanics II (MWF 11:15:AM-12:05:PM) | spring 2009 class
- CHEM 3000 - Quantitative Chemistry (R 10:10:AM-11:00:AM) | fall 2008 class
service
event host
background
educational background
- PhD, California Institute of Technology, 1996
- BS, University of Rochester, 1989
- BA, University of Rochester, 1989
awards and distinctions
- NSF Career Award 2002
featured in
- CU researchers shed light on light-emitting nanodevice | Cornell Chronicle feature
publications
selected publications (listing in progress)
Ng, T.N.; Silveira, W.R., Marohn, J.A. The Dependence of Charge Injection on Temperature, Electric Field, and Energetic Disorder in an Organic Semiconductor. Physical Review Letters, 2007, 98, 066101.
Kuehn, S.; Loring, R.F., Marohn, J.A. Dielectric Fluctuations and the Origins of Non-Contact Friction. Physical Review Letters, 2006, 96, 156103.
Muller, E.M. and Marohn, J.A. Microscopic evidence for spatially inhomogeneous charge trapping in pentacene. Advanced Materials, 2005, 17 (11), p. 1410-1414.
Garner, S.R., Kuehn, S.; Dawlaty, J.M.; Jenkins, N.E.; Marohn, J.A. Force-gradient detected nuclear magnetic resonance. Applied Physics Letters, 2004, 84, 5091.
Silveira, W.R., Marohn, J.A. Microscopic View of Charge Injection in an Organic Semiconductor. Physical Review Letters, 2004, 93 (11), 116104.