Recent Publications

• “Cavity-enhanced emission from a dye-coated microsphere,” P. G. Schiro and A. S. Kwok, Opt. Express 12 2857 – 63, 2004.

• “Spectral broadening in a microdroplet dye laser,” A. G. Knospe and A. S. Kwok, Chem. Phys. Lett. 390 130-135, 2004.

• “Large capture-range of a single-beam gradient optical trap,” Perry G. Schiro, Christopher L. DuBois, and Alfred S. Kwok, Opt. Express 11 3285 – 3289, 2003.

• (invited) “Frequency-resolved optical gating using cascaded second-order nonlinearities,” A. Kwok, L. Jusiniski, M. a. Krumbugel, J. N. Sweetser, D. Fittinghoff, and R. Trebino, IEEE Selected Topics in Quantum Electronics, 4 271 - 277, 1998.

Authors in bold denote Pomona College students

Representative Previous Publications

• "Vibrational anharmonicity and multilevel vibrational dephasing from vibrational echo beats," K. D. Rector, A. S. Kwok, C. Ferrante, A. Tokmakoff, C. W. Rella, and M. D. Fayer, J. Chem. Phys. 106 10027 – 10036, 1997.

• "Vibrational echo studies of protein dynamics," C. W. Rella, A. Kwok, K. Rector, J. R. Hill, H. A. Schwettman, D. D. Dlott, and M. D. Fayer, Phys. Rev. Lett. 77 1648 - 1651, 1996.

• "Multilevel vibrational dephasing and vibrational anharmonicity from infrared photon echo beats," A. Tokmakoff, A. S. Kwok, R. S. Urdahl, R. S. Francis, and M. D. Fayer, Chem. Phys. Lett. 234 289 – 295, 1995.

• "Stimulated resonance Raman scattering of Rhodamine 6G," A. S. Kwok and R. K. Chang, Opt. Lett. 18 1703 - 1705, 1993.

• "Suppression of lasing by stimulated Raman scattering in microdroplets," A. S. Kwok and R. K. Chang, Opt. Lett. 18 1597 - 1599, 1993.

Recent Conference Presentations

“Long-range trapping with optical tweezers: a trajectory analysis,” C. L. DuBois, P. G. Schrio, and Alfred Kwok, Undergraduate Research Symposium, Laser Science XIX, APS Division of Laser Science Annual Meeting, October, 2003, Tucson, AZ

"Nonlinear broadening of lasing spectra in microdroplets, " A. S. Kwok and A. G. Knospe,^” Optical Society of America Annual Meeting, October, 2002, Orlando, FL.

"Long range trapping with a laser tweezer," P. G. Schrio, J. S. Ross, and A. S. Kwok, Optical Society of America Annual Meeting, October, 2002, Orlando, FL.

"Intensity-dependent lasing spectra of microdroplets," A. Kwok and M. McCartney, Optical Society of America Annual Meeting, October, 1998, Baltimore, MD.