• 2038 Citations
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1982 …2016

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Article
2016

Selective Photonic Disinfection of Cell Culture Using a Visible Ultrashort Pulsed Laser

Tsen, S. W. D., Kibler, K., Jacobs, B., Fay, J. C., Podolnikova, N., Ugarova, T., Achilefu, S. & Tsen, K-T., May 1 2016, In : IEEE Journal on Selected Topics in Quantum Electronics. 22, 3, 7322185.

Research output: Contribution to journalArticle

3 Scopus citations
2015

Chemical-free inactivated whole influenza virus vaccine prepared by ultrashort pulsed laser treatment

Tsen, S. W. D., Donthi, N., La, V., Hsieh, W. H., Li, Y. D., Knoff, J., Chen, A., Wu, T. C., Hung, C. F., Achilefu, S. & Tsen, K-T., May 1 2015, In : Journal of Biomedical Optics. 20, 5, 051008.

Research output: Contribution to journalArticle

3 Scopus citations
2014

Inhibition of Escherichia coli respiratory enzymes by short visible femtosecond laser irradiation

Lu, C. H., Lin, K. H., Hsu, Y. Y., Tsen, K-T. & Kuan, Y. S., Aug 6 2014, In : Journal of Physics D: Applied Physics. 47, 31, 315402.

Research output: Contribution to journalArticle

3 Scopus citations

Pathogen reduction in human plasma using an ultrashort pulsed laser

Tsen, S. W. D., Kingsley, D. H., Kibler, K., Jacobs, B., Sizemore, S., Vaiana, S., Anderson, J., Tsen, K-T. & Achilefu, S., Nov 5 2014, In : PLoS One. 9, 11, e111673.

Research output: Contribution to journalArticle

3 Scopus citations

Studies of inactivation mechanism of non-enveloped icosahedral virus by a visible ultrashort pulsed laser

Tsen, S. W. D., Kingsley, D. H., Poweleit, C., Achilefu, S., Soroka, D. S., Wu, T. C. & Tsen, K-T., Feb 5 2014, In : Virology Journal. 11, 1, 20.

Research output: Contribution to journalArticle

15 Scopus citations

Ultrashort pulsed laser treatment inactivates viruses by inhibiting viral replication and transcription in the host nucleus

Tsen, S. W. D., Chapa, T., Beatty, W., Xu, B., Tsen, K-T. & Achilefu, S., 2014, In : Antiviral Research. 110, p. 70-76 7 p.

Research output: Contribution to journalArticle

4 Scopus citations
2012

Inactivation of enveloped virus by laser-driven protein aggregation

Tsen, S. W. D., Chapa, T., Beatty, W., Tsen, K-T., Yu, D. & Achilefua, S., Dec 2012, In : Journal of Biomedical Optics. 17, 12, 128002.

Research output: Contribution to journalArticle

19 Scopus citations

Prospects for a novel ultrashort pulsed laser technology for pathogen inactivation

Tsen, S. W. D., Wu, T. C., Kiang, J. G. & Tsen, K-T., 2012, In : Journal of Biomedical Science. 19, 1, 62.

Research output: Contribution to journalArticle

24 Scopus citations
2011
21 Scopus citations
2010

Selective inactivation of viruses with femtosecond laser pulses and its potential use for in vitro therapy

Tsen, S. W. D., Tsen, Y. S. D., Tsen, K-T. & Wu, T. C., Jun 2010, In : Journal of Healthcare Engineering. 1, 2, p. 185-196 12 p.

Research output: Contribution to journalArticle

10 Scopus citations
2009

Photonic approach to the selective inactivation of viruses with a near-infrared subpicosecond fiber laser

Tsen, K-T., Tsen, S. W. D., Fu, Q., Lindsay, S., Kibler, K., Jacobs, B., Wu, T. C., Karanam, B., Jagu, S., Roden, R. B. S., Hung, C. F., Sankey, O. F., Ramakrishna, B. & Kiang, J. G., 2009, In : Journal of Biomedical Optics. 14, 6, 064042.

Research output: Contribution to journalArticle

24 Scopus citations

Simulations of impulsive laser scattering of biological protein assemblies: Application to M13 bacteriophage

Dykeman, E. C., Benson, D., Tsen, K-T. & Sankey, O. F., Oct 7 2009, In : Physical Review E - Statistical, Nonlinear, and Soft Matter Physics. 80, 4, 041909.

Research output: Contribution to journalArticle

3 Scopus citations
14 Scopus citations
2008

Selective inactivation of human immunodeficiency virus with subpicosecond near-infrared laser pulses

Tsen, K-T., Tsen, S. W. D., Hung, C. F., Wu, T. C. & Kiang, J. G., Jun 25 2008, In : Journal of Physics Condensed Matter. 20, 25, 252205.

Research output: Contribution to journalArticle

16 Scopus citations
2007

Direct measurements of the lifetimes of longitudinal optical phonon modes and their dynamics in InN

Tsen, K-T., Kiang, J. G., Ferry, D. K., Lu, H., Schaff, W. J., Lin, H. W. & Gwo, S., 2007, In : Applied Physics Letters. 90, 15, 152107.

Research output: Contribution to journalArticle

11 Scopus citations

Geldanamycin inhibits hemorrhage-induced increases in caspase-3 activity: Role of inducible nitric oxide synthase

Kiang, J. G., Bowman, P. D., Lu, X., Li, Y., Wu, B. W., Loh, H. H., Tsen, K-T. & Tsokos, G. C., Sep 2007, In : Journal of Applied Physiology. 103, 3, p. 1045-1055 11 p.

Research output: Contribution to journalArticle

16 Scopus citations

Inactivation of viruses by coherent excitations with a low power visible femtosecond laser

Tsen, K-T., Tsen, S. W. D., Chang, C. L., Hung, C. F., Wu, T. C. & Kiang, J. G., 2007, In : Virology Journal. 4, 50.

Research output: Contribution to journalArticle

37 Scopus citations

Inactivation of viruses by laser-driven coherent excitations via impulsive stimulated Raman scattering process

Tsen, K-T., Tsen, S. W. D., Chang, C. L., Hung, C. F., Wu, T. C. & Kiang, J. G., 2007, In : Journal of Biomedical Optics. 12, 6, 064030.

Research output: Contribution to journalArticle

25 Scopus citations

Inactivation of viruses with a very low power visible femtosecond laser

Tsen, K-T., Tsen, S. W. D., Chang, C. L., Hung, C. F., Wu, T. C. & Kiang, J. G., Aug 15 2007, In : Journal of Physics Condensed Matter. 19, 32, 322102.

Research output: Contribution to journalArticle

31 Scopus citations

Probing the low-frequency vibrational modes of viruses with Raman scattering - Bacteriophage M13 in water

Tsen, K-T., Dykeman, E. C., Sankey, O. F., Tsen, S. W. D., Lin, N. T. & Kiang, J. G., Mar 2007, In : Journal of Biomedical Optics. 12, 2, 024009.

Research output: Contribution to journalArticle

10 Scopus citations

Raman intensity and spectra predictions for cylindrical viruses

Dykeman, E. C., Sankey, O. F. & Tsen, K-T., Jul 11 2007, In : Physical Review E - Statistical, Nonlinear, and Soft Matter Physics. 76, 1, 011906.

Research output: Contribution to journalArticle

16 Scopus citations

Selective inactivation of micro-organisms with near-infrared femtosecond laser pulses

Tsen, K-T., Tsen, S. W. D., Sankey, O. F. & Kiang, J. G., Nov 28 2007, In : Journal of Physics Condensed Matter. 19, 47, 472201.

Research output: Contribution to journalArticle

45 Scopus citations

Studies of Stokes shift in Inx Ga1-x N alloys

Huang, Y. H., Cheng, C. L., Chen, T. T., Chen, Y. F. & Tsen, K-T., 2007, In : Journal of Applied Physics. 101, 10, 103521.

Research output: Contribution to journalArticle

10 Scopus citations

Subpicosecond time-resolved Raman studies of electron-longitudinal optical phonon interactions in InN

Tsen, K-T., Kiang, J. G., Ferry, D. K., Lu, H., Schaff, W. J., Lin, H. W. & Gwo, S., 2007, In : Applied Physics Letters. 90, 17, 172108.

Research output: Contribution to journalArticle

4 Scopus citations
2006

Biology of hypoxia

Kiang, J. G. & Tsen, K-T., 2006, In : Chinese Journal of Physiology. 49, 5, p. 223-233 11 p.

Research output: Contribution to journalArticle

60 Scopus citations

Enhancement of band gap emission stimulated by defect loss

Lin, H. Y., Cheng, C. L., Chou, Y. Y., Huang, L. L., Chen, Y. F. & Tsen, K-T., 2006, In : Optics Express. 14, 6, p. 2372-2379 8 p.

Research output: Contribution to journalArticle

147 Scopus citations
10 Scopus citations

Observation of the low frequency vibrational modes of bacteriophage M13 in water by Raman spectroscopy

Tsen, K-T., Dykeman, E. C., Sankey, O. F., Lin, N. T., Tsen, S. W. D. & Kiang, J. G., Sep 22 2006, In : Virology Journal. 3, 79.

Research output: Contribution to journalArticle

17 Scopus citations

Optical studies of high-field carrier transport of InN thick film grown on GaN

Tsen, K-T., Poweleit, C., Ferry, D. K., Lu, H. & Schaff, W. J., Mar 1 2006, In : Journal of Crystal Growth. 288, 2, p. 289-293 5 p.

Research output: Contribution to journalArticle

4 Scopus citations

Raman scattering studies of the low-frequency vibrational modes of bacteriophage M13 in water - Observation of an axial torsion mode

Tsen, K-T., Dykeman, E. C., Sankey, O. F., Tsen, S. W. D., Lin, N. T. & Kiang, J. G., Nov 14 2006, In : Nanotechnology. 17, 21, p. 5474-5479 6 p., 030.

Research output: Contribution to journalArticle

18 Scopus citations

Subpicosecond Raman studies of electric-field-induced optical phonon instability in an In0.53Ga0.47As-based semiconductor nanostructure

Tsen, K-T., Kiang, J. G., Ferry, D. K., Kochelap, V. A., Komirenko, S. M., Kim, K. W. & Morkoc, H., Aug 30 2006, In : Journal of Physics Condensed Matter. 18, 34, p. 7961-7974 14 p., 009.

Research output: Contribution to journalArticle

3 Scopus citations

Subpicosecond time-resolved Raman studies of field-induced transient transport in an InxGa1-xAs -based p-i-n semiconductor nanostructure

Tsen, K-T., Kiang, J. G., Ferry, D. K. & Morko̧, H., 2006, In : Applied Physics Letters. 89, 26, 262101.

Research output: Contribution to journalArticle

3 Scopus citations

Subpicosecond time-resolved Raman studies of LO phonons in GaN: Dependence on photoexcited carrier density

Tsen, K-T., Kiang, J. G., Ferry, D. K. & Morkoç, H., 2006, In : Applied Physics Letters. 89, 11, 112111.

Research output: Contribution to journalArticle

94 Scopus citations
2005

Observation of large electron drift velocities in InN by ultrafast Raman spectroscopy

Tsen, K-T., Poweleit, C., Ferry, D. K., Lu, H. & Schaff, W. J., 2005, In : Applied Physics Letters. 86, 22, p. 1-3 3 p., 222103.

Research output: Contribution to journalArticle

64 Scopus citations

Optical studies of carrier dynamics and non-equilibrium optical phonons in nitride-based wide bandgap semiconductors

Tsen, K-T., Liang, W., Ferry, D. K., Lu, H., Schaff, W. J., Ozgur, U., Fu, Y., Moon, Y. T., Yun, F., Morkoç, H. & Everitt, H. O., Aug 2005, In : Superlattices and Microstructures. 38, 2, p. 77-114 38 p.

Research output: Contribution to journalArticle

17 Scopus citations

Transient picosecond Raman studies of electron and hole velocity overshoots in a GaAs-based p-i-n semiconductor nanostructure

Liang, W., Tsen, K-T., Poweleit, C., Barker, J. M., Ferry, D. K. & Morkoc, H., Mar 16 2005, In : Journal of Physics Condensed Matter. 17, 10, p. 1679-1686 8 p.

Research output: Contribution to journalArticle

2 Scopus citations
2004

Coherent longitudinal optical phonon and plasmon coupling in the near-surface region of InN

Chang, Y. M., Chuang, C. T., Chia, C. T., Tsen, K-T., Lu, H. & Schaff, W. J., Nov 29 2004, In : Applied Physics Letters. 85, 22, p. 5224-5226 3 p., 3.

Research output: Contribution to journalArticle

20 Scopus citations

Field-induced nonequilibrium electron distribution and electron transport in a high-quality inn thin film grown on GaN

Liang, W., Tsen, K-T., Ferry, D. K., Lu, H. & Schaff, W. J., May 3 2004, In : Applied Physics Letters. 84, 18, p. 3681-3683 3 p.

Research output: Contribution to journalArticle

31 Scopus citations

Field-induced non-equilibrium electron transport in an In 0.4Ga0.6N epilayer grown on GaN studied by subpicosecond raman spectroscopy

Liang, W., Tsen, K-T., Ferry, D. K., Kim, K. H., Lin, J. Y. & Jiang, H. X., Apr 2004, In : Semiconductor Science and Technology. 19, 4 SPEC. ISS.

Research output: Contribution to journalArticle

2 Scopus citations

Observation of electron and hole velocity overshoots in an Al 0.3Ga0.7As-based p-i-n semiconductor nanostructure

Liang, W., Tsen, K-T. & Ferry, D. K., Apr 2004, In : Semiconductor Science and Technology. 19, 4 SPEC. ISS.

Research output: Contribution to journalArticle

Observation of nonequilibrium longitudinal optical phonons in InN and its implications

Liang, W., Tsen, K-T., Ferry, D. K., Lu, H. & Schaff, W. J., May 10 2004, In : Applied Physics Letters. 84, 19, p. 3849-3851 3 p.

Research output: Contribution to journalArticle

5 Scopus citations

Relatively large electric-field induced electron drift velocity observed in an InxGa1-xAs-based p-i-n semiconductor nanostructure

Liang, W., Tsen, K-T., Ferry, D. K., Wu, M. C., Ho, C. L. & Ho, W. J., Apr 2004, In : Semiconductor Science and Technology. 19, 4 SPEC. ISS.

Research output: Contribution to journalArticle

2003

Large electric-field induced electron drift velocity observed in an In xGa1-xAs-based p-i-n semiconductor nanostructure at T=300 K

Liang, W., Tsen, K-T., Ferry, D. K., Wu, M. C., Ho, C. L. & Ho, W. J., Aug 18 2003, In : Applied Physics Letters. 83, 7, p. 1438-1440 3 p.

Research output: Contribution to journalArticle

5 Scopus citations

Observation of optical phonon instability induced by drifting electrons in semiconductor nanostructures

Liang, W., Tsen, K-T., Sankey, O. F., Komirenko, S. M., Kim, K. W., Kochelap, V. A., Wu, M. C., Ho, C. L., Ho, W. J. & Morkoç, H., Mar 24 2003, In : Applied Physics Letters. 82, 12, p. 1968-1970 3 p.

Research output: Contribution to journalArticle

17 Scopus citations

Studies of field-induced nonequilibrium electron transport in an InxGa1-xN (x≅0.6) epilayer grown on GaN

Liang, W., Tsen, K-T., Ferry, D. K., Kim, K. H., Lin, J. Y. & Jiang, H. X., Mar 3 2003, In : Applied Physics Letters. 82, 9, p. 1413-1415 3 p.

Research output: Contribution to journalArticle

10 Scopus citations
2002

Picosecond Raman studies of field-induced transient hole transport in an Al0.3Ga0.7As-based p-i-n nanostructure

Chen, Y., Tsen, K-T., Sankey, O. F. & Ferry, D. K., Mar 2002, In : Physica B: Condensed Matter. 314, 1-4, p. 278-282 5 p.

Research output: Contribution to journalArticle

Simultaneous observation of electron and hole velocity overshoots in an Al0.3Ga0.7As-based p-i-n semiconductor, nanostructure

Liang, W., Lee, H., Tsen, K-T., Sankey, O. F. & Ferry, D. K., Nov 18 2002, In : Applied Physics Letters. 81, 21, p. 3999-4001 3 p.

Research output: Contribution to journalArticle

4 Scopus citations

Studies of carrier dynamics in InxGa1-xAs1-yNy by picosecond Raman spectroscopy

Chen, Y., Tsen, K-T. & Ferry, D. K., Mar 2002, In : Physica B: Condensed Matter. 314, 1-4, p. 297-300 4 p.

Research output: Contribution to journalArticle