Guy Garty
Associate Research Scientist

• Automated biodosimetry

• High throughput imaging

• Microbeam technology

• Radiation detector physics

• Nanodosimetry

Contact Information

Guy Garty, Ph.D.
RARAF
Center for Radiological Research
Nevis Laboratory, Columbia University
136 S. Broadway
Irvington, NY 10533

Tel: (914) 591-9244
Fax: (914) 591-9405
email: gyg2101@columbia.edu

Professional Experience  

• 2006-present: Associate research scientist, Center for Radiological Research, Columbia University, NY
• 2003-2006: Postdoctoral Fellow, Center for Radiological Research, Columbia University, NY
• 1995: DESY summer student program

Select Publications Online  

Some papers are available online in PDF format, which requires Adobe Acrobat Reader. (Acrobat Reader is free and can be downloaded here: )

Garty G., Ross G.J., . Bigelow A.W., Schettino G., Randers-Pehrson G. and Brenner D.J. Status of the Stand-Alone Microbeam at Columbia University. Radiation Research, 166(4): 656-656, 2006.

Garty G., Ross G.J., Bigelow A.W., Randers-Pehrson G. and Brenner D.J. Testing the stand-alone microbeam at Columbia University. Radiation Protection Dosimetry 122(1-4):292-296, 2006.

Garty G., Schulte R., Shchemelinin S., Grosswendt B., Leloup C., Assaf G., Breskin A., Chechik R. and Bashkirov V. First attempts at prediction of DNA strand-break yields using nanodosimetric data. Radiation Protection Dosimetry 122(1-4): 451-454, 2006.

Bashkirov V., Schulte R., Breskin A., Chechik R., Schemelinin S., Garty G., Wroe A., Sadrozinski H. and Grosswendt B. Ion-counting nanodosemeter with particle tracking capabilities. Radiation Protection Dosimetry 122(1-4): 415-419, 2006.

Garty G., Ross G.J., Bigelow A., Randers-Pehrson G. and Brenner D.J. A microbeam irradiator without an accelerator. Nucl. Instrum. Methods Phys. Res. B 241  392-396, 2005. [PDF 203 KB]

Garty G., Randers-Pehrson G. and Brenner D.J. Development of a secondary-electron ion-microscope for microbeam diagnostics. Nucl. Instrum. Methods Phys. Res. B 231:60-64, 2005. [PDF]

Ross G.J., Garty G., Randers-Pehrson G. and Brenner D.J. A single-particle/single-cell microbeam based on an isotopic alpha source. Nucl. Instrum. Methods Phys. Res. B 231:207-211, 2005. [PDF]

Leloup C., Garty G., Assaf G., Cristovao A., Breskin A., Chechik R., Shchemelinin S., Paz-Elizur T., Livneh Z., Schulte R.W., Bashkirov V., Milligan J.R. and Grosswendt B. Evaluation of lesion clustering in irradiated plasmid DNA. International Journal of Radiation Biology 81(1): 41-54, 2005.

Garty G., Shchemelinin S., Breskin A., Chechik R., Assaf G., Orion I., Bashkirov V., Schulte R. and Grosswendt B. The performance of a novel ion-counting nanodosimeter. Nucl. Instrum. Methods Phys. Res. Section a-Accelerators Spectrometers Detectors and Associated Equipment 492(1-2): 212-235, 2002.

Garty G., Shchemelinin S., Breskin A., Chechik R., Orion I., Guedes G.P., Schulte R., Bashkirov V. and Grosswendt B. Wall-less ion-counting nanodosimetry applied to protons. Radiation Protection Dosimetry 99(1-4):325-330, 2002.

Richter C., Breskin A., Chechik R., Mormann D., Garty G. and Sharma A. On the efficient electron transfer through GEM. Nucl. Instrum. Methods Phys. Res. Section a-Accelerators Spectrometers Detectors and Associated Equipment 478(3):538-558, 2002.

Shchemelinin S., Garty G., Breskin A., Chechik R. and Schulte R.W.M. Ion-counting nanodosimetry: A new method for assessing radiation damage to DNA. Nucl. Instrum. Methods Phys. Res. Section a-Accelerators Spectrometers Detectors and Associated Equipment 477(1-3):527-530, 2002.

Richter C., Breskin A., Chechik R., Garty G. and Sharma A. Absolute electron transfer efficiency of GEM. Nucl. Instrum. Methods Phys. Res. Section a-Accelerators Spectrometers Detectors and Associated Equipment 461(1-3):38-41, 2001.

Schulte R., Bashkirov V., Shchemelinin S., Garty G., Chechik R. and Breskin A. Modeling of radiation action based on nanodosimetric event spectra. Physica Medica 17: 177-180, 2001.

Breskin A., Boutboul T., Buzulutskov A., Chechik R., Garty G., Shefer E. and Singh B.K. Advances in gas avalanche photomultipliers. Nucl. Instrum. Methods Phys. Res. Section a-Accelerators Spectrometers Detectors and Associated Equipment 442(1-3):58-67, 2000.

Buzulutskov A., Breskin A., Chechik R., Garty G., Sauli F. and Shekhtman L. Further studies of the GEM photomultiplier. Nucl. Instrum. Methods Phys. Res. Section a-Accelerators Spectrometers Detectors and Associated Equipment 442(1-3):68-73, 2000.

Buzulutskov A., Breskin A., Chechik R., Garty G., Sauli F. and Shekhtman L. The GEM photomultiplier operated with noble gas mixtures. Nucl. Instrum. Methods Phys. Res. Section a-Accelerators Spectrometers Detectors and Associated Equipment 443(1):164-180, 2000.

Chechik R., Breskin A., Garty G., Shefer E., Singh B.K. and Shchemelinin S. Advances in single-charge detectors and their applications. Ieee Transactions on Nuclear Science 47(6): 1812-1819, 2000.

Chechik R., Breskin A., Garty G., Shefer E., Singh B.K. and Shchemelinin S. Advances in single-charge detectors and their applications. Ieee Transactions on Nuclear Science 47(4):1404-1411, 2000.

Garty G., Breskin A., Chechik R. and Shefer E. Single photoelectron detection with a low-pressure gas electron multiplier coupled to a CsI photocathode. Nucl. Instrum. Methods Phys. Res. Section a-Accelerators Spectrometers Detectors and Associated Equipment 433(1-2):476-481, 1999.

Shchemelinin S., Pszona S., Garty G., Breskin A. and Chechik R. The absolute detection efficiency of vacuum electron multipliers, to keV protons and Ar+ ions. Nucl. Instrum. Methods Phys. Res. Section a-Accelerators Spectrometers Detectors and Associated Equipment 438(2-3):447-451, 1999.

Chechik R., Breskin A., Garty G., Mattout J., Sauli F. and Shefer E. First results on the GEM operated at low gas pressures. Nucl. Instrum. Methods Phys. Res. Section a-Accelerators Spectrometers Detectors and Associated Equipment 419(2-3):423-428, 1998.

Breskin A., Chechik R., Garty G., Pansky A., Shefer E. and Biagi S.F. On the high gain operation of low-pressure microdot gas avalanche chambers. Nucl. Instrum. Methods Phys. Res. Section a-Accelerators Spectrometers Detectors and Associated Equipment 394(1-2):21-26, 1997.

Pansky A., Breskin A., Chechik R., Garty G. and Klein E. Application of the electron-counting method to low-Z elemental analysis. Nucl. Instrum. Methods Phys. Res. Section a-Accelerators Spectrometers Detectors and Associated Equipment 392(1-3):465-470, 1997.

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