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Rana Biswas

Scientist I
Address
A506 Zaffarano Hall
Iowa State University
Ames, IA 50011
Phone 515-294-6987
Fax 515-294-0689
Email biswasr@ameslab.gov

Research Interests

  • Molecular dynamics and electronic properties of semiconductor materials
  • Structure and light-induced properties of thin film silicon materials for photovoltaic applications
  • Quantum dots for solar energy conversion
  • Design of photonic band gap crystals with electromagnetic simulations
  • Light management in solar cell structures
  • Sharp infrared emitters using photonic crystals
  • Development of novel sensors using plasmonic crystals
  • Novel applications of photonic band gap materials and non-linear effects

        Project Affiliations:
        Photonic Systems

(Chronologically most recent on top)Education

  • Ph.D. Physics, Cornell University, 1984
  • M.S. Physics, Cornell University, 1982
  • M.Sc Physics, Indian Institute of Technology, Bombay, 1978
  • B.S. Physics/Math, Bombay University, 1976

(Chronologically most recent on top)Professional Appointments

  • 2004 - present Adjunct Associate Professor, Dept. of Electrical Engineering, Iowa State University
  • 1998 - present Scientist, Ames Laboratory and Microelectronics Research Center
  • 1993 - present Adjunct Associate Professor, Dept. of Physics & Astronomy, Iowa State University
  • 1989 - 1998 Associate Scientist, Ames Laboratory and Microelectronics Research Center
  • 1986 - 1988 Consultant, Exxon Research, NJ
  • 1984 - 1986 Postdoctoral Member of Technical Staff, AT&T Bell Laboratories, NJ

(Chronologically most recent on top)Honors & Awards

  • 2009 Fellow, American Physical Society For theoretical contributions to the dynamics of semiconductors, solar materials, and photonic crystals
  • 2008 Ames Laboratory Insider “Filtering out the noise” News Release
  • 2006 Materials Research Lecturer, California Institute of Technology

(Chronologically most recent on top)Publications with the Ames Laboratory

2013
Xu C; Biswas R; Ho K M . 2013. Enhanced light emission in semiconductor nanowire arrays. Optics Communications. 287:250-253. abstract
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2012
Bhattacharya J; Chakravarty N; Pattnaik S; Slafer W D; Biswas R; Dalal V . 2012. Comparison of optical properties of periodic photonic-plasmonic and randomly textured back reflectors for nc-Si solar cells. Journal of Non-Crystalline Solids. 358:2313-2318. abstract
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Biswas R; Xu C . 2012. Photonic and plasmonic crystal based enhancement of solar cells - Theory of overcoming the Lambertian limit. Journal of Non-Crystalline Solids. 358:2289-2294. abstract
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Cai M; Ye Z; Xiao T; Liu R; Chen Y; Mayer R W; Biswas R; Ho K M; Shinar R; Shinar J . 2012. Extremely Efficient Indium-Tin-Oxide-Free Green Phosphorescent Organic Light-Emitting Diodes. Advanced Materials. 24:4337-4342. abstract
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2011
Bhattacharya J; Chakravarty N; Pattnaik S; Slafer W D; Biswas R; Dalal V L . 2011. A photonic-plasmonic structure for enhancing light absorption in thin film solar cells. Applied Physics Letters. 99:131114. abstract
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Liu R; Xu C; Biswas R; Shinar J; Shinar R . 2011. MoO(3) as combined hole injection layer and tapered spacer in combinatorial multicolor microcavity organic light emitting diodes. Applied Physics Letters. 99:093305. abstract
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Biswas R; Xu C . 2011. Nano-crystalline silicon solar cell architecture with absorption at the classical 4n(2) limit. Optics Express. 19:A664-A672. abstract
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2010
Biswas R; Bhattacharya J; Lewis B; Chakravarty N; Dalal V . 2010. Enhanced nanocrystalline silicon solar cell with a photonic crystal back-reflector. Solar Energy Materials and Solar Cells. 94:2337-2342. abstract
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Biswas R; Zhou D Y . 2010. Simulation and modelling of photonic and plasmonic crystal back reflectors for efficient light trapping. Physica Status Solidi a-Applications and Materials Science. 207:667-670. abstract
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2009
Curtin B; Biswas R; Dalal V . 2009. Photonic crystal based back reflectors for light management and enhanced absorption in amorphous silicon solar cells. Applied Physics Letters. 95:231102. abstract
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