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Glen Kowach

Faculty and Staff Profiles

Glen Kowach

Associate Professor

School/Division
Department
Office
Marshak 1116
Building: 
Marshak Science Building
Phone Number: 
212-650-5247
Email: 
gkowach@ccny.cuny.edu
Personal Website: 
http://www.kowach.com/
Photograph of Professor Kowach
Heading: 
Education
Description: 

1997 Cornell University, Ph.D. Inorganic Chemistry, Advisor: Prof. Francis J. DiSalvo
Dissertation: Synthesis, Structure, Properties and Reactivity of Nitrides.
1992 University of Wisconsin – Madison, B.S. Chemistry

Heading: 
Experience
Description: 

The City College of New York, CUNY, Associate Professor of Chemistry 8/03 – present
Bell Laboratories, Lucent Technologies, Distinguished Member of Technical Staff 5/02 – 8/03
Agere Systems, Distinguished Member of Technical Staff 3/01 – 5/02
Stevens Institute of Technology, Hoboken, NJ, Adjunct Professor 1/01 – 5/01
Bell Laboratories, Lucent Technologies, Member of Technical Staff 1/98 – 3/01
Bell Laboratories, Lucent Technologies, Postdoctoral Member of Technical Staff 2/97 – 1/98
NEC Research Institute, Princeton, NJ, Ph.D. Student Intern 9/95 – 11/96

Heading: 
Research Interests
Description: 

My research interests in solid state inorganic chemistry include the deposition of crystalline and  morphous thin films,growth of single crystals, fabrication of nanocomposite glasses, and exploration of novel electronic, magnetic and optical materials. The focus of this research includes synthesis and atomic structure determination and is enhanced by collaboration to characterize physical properties.

Heading: 
Professional Activities and Honors
Description: 

American Association for Crystal Growth and Epitaxy: Young Author Award, Top Scientist 35 Years Old orYounger, 9/05.

National Academy of Engineering-Frontiers of Engineering: Selected in Top 100 Young Engineers (Ages 30-45) to Participate in Cross-disciplinary Symposium, 9/02.

National Research Council Committee: Assessment of Precise Time and Time Interval Science and Technology,Washington, DC, 12/01-5/02.

Organizational Positions Held: American Association for Crystal Growth-Mid-Atlantic Section – Vice President and Secretary

Organizer: Symposiums on Photonics Materials and Devices, American Ceramics Society, National Conference, Indianapolis, IN, 4/04; Novel Materials, American Association for Crystal Growth and Epitaxy, National Conference 8/00 and 7/06; Negative and Low Thermal Expansion Materials, 52nd Pacific Coast Regional Meeting of the American Ceramics Society, Bellevue, WA, 10/99.

Associate Editor: Journal of the American Ceramics Society

Referee: Journal of Materials Research, Journal of Crystal Growth, Solid State Communications, Inorganic Chemistry,Journal of the American Ceramics Society, Chemistry of Materials, Materials Research Bulletin, National Science Foundation, U.S. Department of State.

Invited Presentations: Rutgers University 11/06, University of Connecticut 3/06, Denver X-ray Conference 8/03, Oak Ridge National Laboratory 11/02, ASM 11/02, University of Tennessee 11/02, CIMTEC 7/02, New Jersey Mineralogical Society 3/02, Villanova University 4/01, American Chemical Society National Meeting 4/01, Oak Ridge National Laboratory 10/00, Georgia Institute of Technology 10/00, University of Illinois Urbana-Champagne 9/00, Pennsylvania State University 9/00, American Association for Crystal Growth and Epitaxy, National Conference 8/00, Gordon Research Conference-Solid State Chemistry 7/00, Stevens Institute of Technology 10/99, American Association of Crystal Growth and Epitaxy National Meeting 8/99, Columbia University 4/99, Rutgers University 3/99.

Society Memberships: Alpha Chi Sigma, American Association for Crystal Growth and Epitaxy, American Ceramics Society, American Chemical Society, Materials Research Society, New Jersey Mineralogical Society, New York Academy of Sciences.

Graduate and Undergraduate Awards: Clark Teaching Award 3/94, Du Pont Teaching Award 5/93, NSF Solid State, Summer Program 4/91, Evan P. Helfaer Award-Outstanding Research 5/91, Hilldale Research Fellowship 4/91, Daniel Sherk Award for Coursework 6/90, Academic Excellence Award 4/90, Alfred L. Wilds Research Scholarship 5/89.

 

Heading: 
Mentoring, Teaching, and Community Service
Description: 

Undergraduate Courses: General Chemistry, Physical Chemistry Laboratory, Inorganic Chemistry

Graduate Courses: Spectroscopy, Electronic Properties of Materials

Postdoctoral Mentor (S. Achary, D. Kim)

Advisor-Graduate Students, Ph.D. Candidates (D. Miller, C.-M. Feng, Y. Zhao, E. Mirica, D. Kim)
Advisor-Undergraduate Research (V. Chann, S. Malick, D. Margul, A. Tam, D. Negron, T. Boyd, J. Ballesteros, A. Bravo, S. Ishtihar, M. Ali)

Mentor-Undergraduate and Graduate Summer Students (S. Ethiopia, A. Campbell, J. Bluitt, C. Gonzalez)

Mentor-High School Students (S. Mon, B. Grinshpun, L. Lin, J. Hui, A. Chien, T. Cheng, A. Jones)

Mentor-High School Students – Bell Labs Science Grant Program (J. Abril, Q. Golder, N. Rodriguez)

Presenter for National Chemistry Week at the Liberty Science Center

Presenter for Family Science Day at City College

Presenter for Nano-Day in New York, a collaboration with City College and Columbia University.

Editor of the Newsletter for the New Jersey Mineralogical Society

Judge Nobel Essay Contest, New York Academy of Sciences

 

Heading: 
Publications
Description: 

Book Chapter
G. Kowach and A. Ramirez, Advanced Materials for Telecommunications, Handbook of Materials Selection, John Wiley & Sons, New York, 2002.

Refereed Articles
1. Pressure-induced Elastic Softening of Monocrystalline Zirconium Tungstate at 300 K, C. Pantea, A. Migliori, P. Littlewood, Y. Zhao, H. Ledbetter, J. Lashley, T. Kimura, J. Van Duijn, G. Kowach, Physical Review B:Condensed Matter and Materials Physics, 2006, 73, 214118/1.

2. Fabrication and Optical Measurements of Germanium-Doped Silica Ridge Waveguides Using a Colloidal Suspension Approach, D. Kim, H. Du, G. Kowach, C. White, D. McGee, Appl. Phys. Lett., 2005, 87, 121114/1.

3. Sol-gel Processing of BaTiO3 for Electro-Optic Waveguide Devices, D. Bowman, S. Bhandarkar, G. Kowach, Ceramic Transactions, 2005, 163.

4. Monocrystal Elastic Constants of the Negative Thermal Expansion Compound Zirconium Tungstate (ZrW2O8), F. Drymiotis, H. Ledbetter, J. Betts, T. Kimura, J. Lashley, A. Migliori, A. Ramirez, G. Kowach, J. Van Duijn, Phys. Rev. Lett. 2004, 93, 025502/1.

5. Fabrication of Pure Silica Films for Planar Optical Waveguides Using Colloidal Suspensions, D. Kim, G. Kowach, D. Johnson, S. Bhandarkar, H. Du, J. Non-Cryst. Solids, 2004, 342, 18.

6. Unusual Low-Energy Phonon Dynamics in the Negative Thermal Expansion Compound ZrW2O8, J. Hancock, C. Turpen, Z. Schlesinger, G. Kowach, A. Ramirez, Phys. Rev. Lett. 2004, 93, 225501/1.

7. Morphological Evolution of ZnO Thin Films Deposited by Reactive Sputtering. E. Mirica, G. Kowach, P. Evans, M. Vaudin, H. Du, Crystal Growth & Design, 2004, 4, 147.

8. A Modified Structure Zone Model to Describe the Morphological Evolution of ZnO Thin Films Deposited by Reactive Sputtering. E. Mirica, G. Kowach, H. Du, Crystal Growth & Design, 2004, 4, 157.

9. Correlated Atomic Motions in the Negative Thermal Expansion Material ZrW2O8:A Local Structure Study, D. Cao, F. Bridges, G. Kowach, A. Ramirez, Physical Review B:Condensed Matter and Materials Physics, 2003, 68, 014303/1.

10. Heat Capacities, Third-law Entropies and Thermodynamic Functions of the Negative Thermal Expansion Materials, Cubic α- ZrW2O8 and Cubic ZrMo2O8, from T = 0 K to 400 K. R. Stevens, J. Linford, B. Woodfield, J. Boerio-Goates, C. Lind, A. Wilkinson, G. Kowach, J. Thermophys. Chem. 2003, 35, 919.

11. Accuracy and Reproducibility of X-ray Texture Measurements on Thin Films, M. Vaudin, G. Fox, G. Kowach, Materials Research Society Symposium Proceedings, 2002, 721, 17.

12. High Mobility AlGaN/GaN Heterostructures Grown by Plasma-Assisted Molecular Beam Epitaxy on Semi-Insulating GaN Templates Prepared by Hydride Vapor Phase Epitaxy. M. Manfra, N. Weimann, J. Hsu, L. Pfeiffer, K. West, S. Syed, H. Stormer, W. Pan, D. Lang, S. Chu, G. Kowach, A. Sergent, J. Caissie, K. Molvar, L. Mahoney, R. Molnar, J. Appl. Phys. 2002, 92, 38.

13. Frustrated Soft Modes and Negative Thermal Expansion in ZrW2O8. D. Cao, F. Bridges, G. Kowach, A. Ramirez, Phys. Rev. Lett. 2002, 89, 215902/1.

14. Resonant X-ray Microdiffraction Imaging of Polarization Switching in Ferroelectric SrBi2Ta2O9. P. Evans, E. Isaacs, G. Kowach, E. Dufresne, A. Pignolet, H. Lee, in preparation.

15. Coulomb Glass Origin of Defect-Induced Dielectric Loss in Thin Film Oxides. R. Fleming, C. Varma, D. Lang, C. Jones, M. Steigerwald, G. Kowach, Appl. Phys. Lett. 2001, 78, 4016.

16. Synthesis and Structure of a New Germanate Fluoride: NaCa2GeO4F. L. F. Schneemeyer, L. Guterman, T. Siegrist and G. R. Kowach, J. Solid State Chem. 2001, 160, 33.

17. Geometrical Frustration, Spin Ice and Negative Thermal Expansion – The Physics of Underconstraint. A. P. Ramirez, C. L. Broholm, R. J. Cava, G. R. Kowach, Physica B 2000, 280, 290.

18. Sr2NiN2: An Unusual Metallic Nitride. Glen R. Kowach, Urs Bolle, Christopher J. Warren, Robert C. Haushalter, Francis J. DiSalvo, J. Solid State Chem. 2000, 154, 542.

19. Growth of Single Crystals of ZrW2O8, G. R. Kowach, J. Cryst. Growth 2000, 212, 167.

20. Tunable Fiber Grating Devices Utilizing Integrated Thin Film Heaters. B. J. Eggleton, J. Rogers, P. S. Westbrook, G. Burdge, S. Ramachandran, A. A. Abramov, T. N. Nielsen, G. R. Kowach, R. S. Windeler, T. A. Strasser, OSA TOPS 1999, 29, 61.

21. Dual On-Fiber Thin Film Heaters for Fiber Gratings with Independently Adjustable Chirp and Wavelength. J. A. Rogers, B. J. Eggleton, R. J. Jackman, G. R. Kowach, T. A. Strasser, Optics Letters 1999, 24, 1328.

22. Phonon Density of States and Negative Thermal Expansion of ZrW2O8. G. Ernst, C. Broholm, G. R. Kowach, A. P. Ramirez, Nature 1998, 396, 147.

23. Large Low Temperature Specific Heat in the Negative Thermal Expansion Compound ZrW2O8. A. P. Ramirez, G. R. Kowach, Phys. Rev. Lett. 1998, 80, 4903.

24. Synthesis and Structure of the One-Dimensional Polymer: Li(NHCH2CH2NH2). Glen R. Kowach, Christopher J. Warren, Robert C. Haushalter, and Francis J. DiSalvo, Inorg. Chem. 1998, 37, 156.

25. Synthesis, Structure, and Magnetic Properties of Sr39Co12N31. Glen R. Kowach, H. Y. Lin, F. J. DiSalvo, J. Solid State Chem. 1998, 141, 1.

26. One-Dimensional Semiconducting Chains of the Quaternary Zintl Anion (Et4N)4[Au(Ag1-xAux)2Sn2Te9]. Sandeep S. Dhingra, Dong-Kyun Seo, Glen R. Kowach, Reinhard Kremer, Julie Shreeve-Keyer, Robert C. Haushalter, and M.-H. Whangbo, Angew. Chem. Int. Ed. Engl. 1997, 36, 1087.

27. Synthesis and Structure of Two New Strontium Germanium Nitrides - Sr3Ge2N2 and Sr2GeN2. Simon J. Clarke, Glen R. Kowach, and Francis J. DiSalvo, Inorg. Chem. 1996, 35, 7009.

28. Thermochemistry of Metal Nitrides in the Ca/Zn/N System. James McHale, Glen R. Kowach, Francis J. DiSalvo, and Alexandra Navrotsky, Chemistry: A European Journal 1996, 2, 1514.

29. Photoluminescence-Based Correlation of Semiconductor Electric Field Thickness with Adsorbate Hammett Substituent Constants. Adsorption of Aniline Derivatives onto Cadmium Selenide. Catherine J. Murphy, George C. Lisensky, Larry K. Leung, Glen R. Kowach, and Arthur B. Ellis, J. Am. Chem. Soc. 1990, 112, 8344.

 

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