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Richard K. Chang
Experimental studies of laser and nonlinear interactions with solids and liquids/polymers with various microstructure shapes; investigation of UV GaN microdisk lasers and application of optical sources and wavelength sensitive filters for telecommunications and of laser diagnostics for sprays, combustion, and environmental pollutants.
American Association for Aerosol Research (AAAR) David Sinclair Award (2005)
Elected to Connecticut Academy of Science and Engineering (2004)
Dramatic Shape Sensitivity of Directional Emission Patterns from Similarly Deformed Cylindrical Polymer Lasers, H.G.L. Schwefel, N.B. Rex, H.E. Tureci, Richard K Chang, A. Douglas Stone, Tahar ben Massoud, J. Zyss, 2004, J. Opt. Soc. Am. B, 21, 923-934.
Highly efficient prism coupling to whispering gallery modes of a square m-cavity, Yongle Pan, Richard K Chang, 2003, Appl. Phys. Lett., 82, 487.
Uni-directional lasing from InGaN multiple quantum-well spiral-shaped micropillars, G.D. Chern, H.E. Tureci, A. Douglas Stone, Richard K Chang, M. Kneissl, N.M. Johnson, 2003, Appl. Phys. Lett..
Characterizing and Monitoring Respiratory Aerosols by Light Scattering, Yongle Pan, K. B. Aptowicz, M. Hart, J.D. Eversole, Richard K Chang, 2003, Opt. Lett., 28, 589.
Single-Particle Fluorescence Spectrometer for Ambient Aerosols, Yongle Pan, J. Hartings, R.G. Pinnick, S.C. Hill, J. Halverson, Richard K Chang, 2003, Aerosol and Science Technology.
Unidirectional Lasing from InGaN Multiple-quantum-well Spiral-shaped Micropillars, G.D. Chern, H.E. Tureci, A. Douglas Stone, Richard K Chang, M. Kneissl, N.M. Johnson, 2003, Appl. Phys. Lett., 83, 1710.
Progress in Asymmetric Resonant Cavities: Using shape as a Design Parameter in Dielectric Microcavity Lasers, H.G.L. Schwefel, H.E. Tureci, A. Douglas Stone, Richard K Chang, 2003, Optical Processes in Microcavities, World Scientific.
- "Locally-Outcoupled Optical Resonator Having uni-directional Emission", D/A3001, 2003
- "Optical Tracking and Detection of Particles by Solid State Energy Sources", 10/442,795, 2003