Dr. Usha Philipose, Assistant Professor
 
 
  Department of Physics
1155 Union Circle, #311427
Denton, Texas  76203		 (940) 565-2626
Physics Building, Room 304
usha.philipose@unt.edu
 
   
Education:      

Ph.D.,University of Toronto, Canada 2006.
Thesis: Growth and Characterization of Semiconductor Nanowires

 

Publications:        
  1. "Defect studies in ZnSe nanowires," U. Philipose, A. Saxena, H. E. Ruda, P. Simpson, Nanotechnology, 19 (2008); 215715
 
  2. "Giant anisotropy of second harmonic generation for a single ZnSe nanowire," V. Barzda, R. Cisek, T. L. Spencer, U. Philipose, H. E.Ruda, A. Shik, Applied Physics Letters, 92 (2008); 113111 (Published in Virtual Journal of Nanoscale Science & Technology, March 31, Vol.17  [13] (2008))
 
  3. "Excitonic and pair-related photoluminescence in ZnSe nanowires," A. Saxena, S. Yang, U. Philipose, H. E.Ruda, Journal of Applied Physics, 103 (2008); 053109
 
  4. "Structure and photoluminescence of ZnSe nanostructures fabricated by vapour phase growth," U. Philipose, P. Sun, L. Yang, T. Xu, K. L. Kavanagh, H. E. Ruda, Journal of Applied Physics 101 (2007); 014326 (Published in Virtual Journal of Nanoscale Science & Technology, January 29, Vol. 15 [4] (2007))
 
  5. "Origin of red luminescence band in photoluminescence spectra of ZnSe nanowires," U. Philipose, S. Yang, T. Xu, H. E. Ruda, Applied Physics Letters; 90 (2007); 063103 (Published in Virtual Journal of Nanoscale Science & Technology, February 19, Vol 15 [7] (2007))
 
  6. "Ultrafast carrier dynamics in band edge and broad deep defect ZnSe nanowires," A. Othonos, E. Lioudakis, U. Pihlipose, H. E. Ruda, Applied Physics Letters, 91 (2007); 241113
 
  7. "Electron transport in degenerate Mn-doped ZnO nanowires," J. Salfi, U. Philipose, S. Aouba, S. Nair, H. E. Ruda, Applied Physics Letters 90 (2007); 032104
 
  8. "Twinning modulation in ZnSe nanowires," Y. Wang, U. Philipose, T. Xu, H. E. Ruda, K. L. Kavanagh, Semiconductor Science and Technology 22 (2007); 175
 
  9. "Developing 1D nanostructure arrays for future nanophotonics," H. E. Ruda, J. Polanyi, S. Y. Yang, Z. Wu, U. Philipose et al, Nanoscale Research Letters, Vol. 1 [2] (2006); 99
 
  10. "High temperature ferromagnestism in Mn doped ZnO nanowires," U. Philipose, S. V. Nair, S. Trudel, C. F. de Souza, S. Aouba, R. H. Hill, H. E. Ruda, Applied Physics Letters 88 (2006); 263101 (Published in Virtual Journal of Nanoscale Science & Technology, July 11, Vol. 14 [2] (2006))
 
  11.  "Enhancement of band edge luminescence in ZnSe nanowires," U. Philipose, T. Xu, S. Yang, P. Sun, H. E. Ruda, Y. Q. Wang, K. L. Kavanagh, Journal of Applied Physics 100 [1] (2006); 084316 (Published in Virtual Journal of Nanoscale Science & Technology, November 6, Vol. 14 [19] (2006))
 
  12. "Conductivity and photoconductivity in undoped ZnSe nanowire array," U. Philipose, H. E. Ruda, A. Shik, C. F. de Souza, P. Sun, Journal of Applied Physics 99 (2006); 066106
 
  13. "Planar defects and phase transformation in ZnSe nanosaws," Y. Wang, U. Philipose, K. L. Kavanagh, H. E. Ruda, Journal of Materials Science: Materials in Electronics 17 (2006); 1065
 
  14. "Electrical properies of ohmic contacts to ZnSe nanowires and their application to nanowirebased photodetection," J. Salfi, U. Philipose, C. F. de Souza, S. Aouba, H. E. Ruda, Applied Physics Letters 89 (2006); 261112
 .
  15.  "Light emission from ZnSe nanowires," U. Philipose, H. E. Ruda, T. Xu, S. Yang, P. Sun, Proceedings SPIE Volume 5971 (2005); 5971 (2005); 597116

For more Information:

You may e-mail Dr.Philipose at usha.philipose@unt.edu

Or send mail to

Department of Physics
1155 Union Circle, #311427
Denton, Texas  76203

(940) 565-2626

Last Updated 30-Sep-2008