Ph.D., University of Connecticut 1975 PhD University of Connecticut, Storrs, CT 1960 MS Illinois Institute of Technology, Chicago, IL BS University of Akron, Akron, OH

Polymer Chemistry

The focus of my research is developing microscopy, microanalysis and imaging technology and exploring their utility in forensic science. Combining microscopy with molecular spectroscopy and applying this to the analysis of crime scene evidence is a primary interest.

Vernoud, V., Bechtel, H. A., Martin, M. C., Reffner, J. A. and Blackledge, R. D. (2011) Characterization of Multilayered Glitter Particles Using Synchrotron FT-IR Microscopy. Forensic Science International, 210, 47-51 (July 2011). 1.4.4

Reffner, J. A., Smith, S. And Adar, F., (2010) Characterizing Colored Fibers by FT-IR and Raman Spectroscopy. Spectroscopy, Special Issues August 1, 2010, pp.1-5

Murdock, J. N., Dodds, W. K., Reffner, J. A., and Wetzel,D. L. (2010) measuring Cellular – Scale Nutrient Distribution in Algal Biofilms with Synchrotron Confocal Infrared Microscopy. Spectroscopy Vol. 25, Issue 10, pp. 32-41

Wetzel, D.L., Yong-Cheng Shi, Y.C. and Reffner, J. A. (2010) Synchrotron Infrared Confocal Microspectroscopical Detection of Heterogeneity Within Chemically Modified Single Starch Granules. Applied Spectroscopy, Vol. 64, Issue 3, pp. 282-285

Weinger, B.A., Reffner, J.A., and De Forrest, P.R. (2009) Rapid, Reliable and Reviewable Mineral Identification with Infrared Microprobe Analysis. Criminal and Environmental Soil Forensics, K. Ritz et al (eds.) Springer Science and Business Media B. V.

Weinger, B.A., Reffner, J.A., and De Forrest, P.R. (2009) A Novel Approach to the Examination of Soil Evidence: Mineral Identification Using Infrared Microprobe Analysis. J. Forensic Sci. Vol. 54, No. 4, 851-856

Reffner, J.A.(2004) Remembering Walter C. McCrone – scientist, leader, mentor and friend. J Forensic Sci. 2004 Mar ;49 (2):265-6

Reffner,J.A. (2003) FT-IR and Raman Microscopy on a United Platform, Spectroscopy Vol. 18 (2), 34-40

Reffner J. A.(2003) Characterization of Hydrates, Solvates, Salts and Polymorphs in Drug Development Using Infrared Microspectroscopy and Thermomicroscopy, Microscope Vol. 51 No. 3, 107-110

Reffner J. A. (2002) Macro and Micro Internal Reflection Accessories, Handbook of Vibrational Spectroscopy, Vol. 2, 1103 - 1116 (2002) John Wiley & Sons, Ltd.

Reffner J. A. (2001) Single Fiber Analysis by Internal Reflection Infrared Spectroscopy, JFSCAS, 46 (6), 1309-1314

Reffner J. A. (2001) Comparison of Transmission and Internal Reflection Infrared Spectra of Cocaine”, 46(4), 822-827,

Reffner J. A. (2000) Developments in Infrared Microspectrpscopy Instrumentation and Applications, Inst. Phys. Conf. Ser.No. 165: 2nd Conf. Int. Union Microbeam Analysis Societies, Kailua-Kona, Hawaii, 39-40

Reffner J. A. (2000) Infrared Spectroscopy goes Microscopic, Chemistry & Industry, No. 9, 308- 313

Reffner J. A. (1999) A New micro-ATR Accessory Combining a Small Diamond IRE with Video Image Magnifocation", Fourier Transform Spectroscopy, 12th International Conference, Wasada University, Tokyo, 311-312,

Reffner J. A. (1999) A Dual Confocal Aperturing Microscope for IR Microspectrometry, ANALUSIS, 27(10), 44-50,

Reffner J. A. (1999) Visualization of Micro-ATR Infrared Spectroscopy, Spectroscopy, 14(4), 34-45

Reffner J. A. (1999) A New Method for Fiber Comparison Using Polarized Infrared Microspectroscopy, JFCAS 44(2), 275-282

Reffner, J. A. (1999) Forensic Classification of Polyester Fibers by Infrared Dichroic Ratio Pattern Recognition, JFSCAS 44(2)/283-291

Reffner J. A. (1998) Instrumental Factors in Infrared Microspectroscopy, Cellular and Molecular Biology,vol. 44, 1-8