Photo of John Williams
    • School of Engineering and Applied Science, Aston University

      B4 7ET Birmingham

      United Kingdom

    19942019

    Research output per year

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    Research Output

    2003

    An optical millimeter wave fiber laser

    Lai, Y., Zhang, W., Williams, J. A. R. & Bennion, I., Mar 2003, Optical Fiber Communications Conference, 2003. Sawchuk, A. A. (ed.). IEEE, Vol. 1. p. 238-239 2 p. paper TuL5. (Techincal digest).

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    An optical pump controlled tunable phase-shifted fiber grating transmission filter

    Lai, Y., Zhang, W., Zhang, L., Williams, J. A. R. & Bennion, I., Mar 2003, Optical Fiber Communications Conference, 2003. Sawchuk, A. A. (ed.). IEEE, Vol. 1. p. 35-37 3 p. paper MF32. (Techincal digest).

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    Application of superimposed grating structures for optimisation of fibre laser performance

    Lai, Y., Zhang, W., Williams, J. A. R. & Bennion, I., Oct 2003, Proceedings : Institute of Physics Meeting on In-Fibre Bragg Gratings and Special Fibres-Photonex Europe 2003. Institute of Physics

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    Direct cavity assessment and mode optimisation technique for DFB fibre laser

    Lai, Y., Zhang, W. & Williams, J. A. R., 16 Oct 2003, In : Electronics letters. 39, 21, p. 1518-1519 2 p.

    Research output: Contribution to journalArticle

    Distributed temperature sensing based on a chirped fibre Bragg grating

    Won, P. C., Leng, J., Lai, Y. & Williams, J. A. R., Oct 2003, Proceedings : Institute of Physics Meeting on In-Fibre Bragg Gratings and Special Fibres-Photonex Europe 2003. Institute of Physics

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    High performance microwave photonic response of superstructured fibre Bragg grating with designed apodisation function

    Leng, J. S., Zhang, W. & Williams, J. A. R., Oct 2003, The 16th Annual Meeting of the IEEE Lasers and Electro-Optics Society, 2003. LEOS 2003. IEEE, Vol. 2. p. 782-783 2 p. (Annual meeting IEEE Lasers and Electro-Optics Society).

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    Optical generation of millimetre wave signal using a co-located dual distributed feedback fibre laser

    Lai, Y. C., Zhang, W. & Williams, J. A. R., Apr 2003, 1st International Conference on Optical Communications and Networks (ICOCN 2002). Omidyar, C. G., Shiraz, H. G. & Zhong, W. D. (eds.). World Scientific, p. 223-226 4 p.

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    Optically tunable fiber grating transmission filters

    Lai, Y., Zhang, W., Zhang, L., Williams, J. A. R. & Bennion, I., 15 Dec 2003, In : Optics Letters. 28, 24, p. 2446-2448 3 p.

    Research output: Contribution to journalArticle

    Open Access
    File

    Optical multichannel flattop filter with complementary outputs for DWDM applications

    Lai, Y. C., Zhang, W., Williams, J. A. R. & Bennion, I., Apr 2003, 1st international conference on Optical Communications and Networks. Omidyar, C. G., Shiraz, H. G. & Zhong, W. D. (eds.). World Scientific, p. 163-166 4 p.

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    Optimization of DFB fiber laser performance based on a superimposed cavities structure

    Lai, Y., Zhang, W., Williams, J. A. R. & Bennion, I., Dec 2003, The 5th Pacific Rim Conference on Lasers and Electro-Optics, 2003. CLEO/Pacific Rim 2003. IEEE, Vol. 2. p. 431 1 p.

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    2004

    Analysis of frequency response of a microwave photonic filter using superstructured fiber Bragg grating

    Zhang, W., Williams, J. A. R. & Bennion, I., 1 Dec 2004, Conference Proceedings - Lasers and Electro-Optics Society Annual Meeting-LEOS. Vol. 1. p. 276-277 2 p.

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    Bidirectional nonreciprocal wavelength-interleaving coherent fiber transversal filter

    Lai, Y., Zhang, W. & Williams, J. A. R., Feb 2004, In : IEEE Photonics Technology Letters. 16, 2, p. 500-502 3 p.

    Research output: Contribution to journalArticle

    Open Access
    File

    Direct real-time cavity mode assessment and optimization technique for fiber lasers

    Lai, Y., Zhang, W., Williams, J. A. R. & Bennion, I., Feb 2004, In : IEEE Photonics Technology Letters. 16, 2, p. 413-415 3 p.

    Research output: Contribution to journalArticle

    Open Access
    File

    Distributed temperature sensing using a chirped fibre Bragg grating

    Won, P. C., Leng, J., Lai, Y. & Williams, J. A. R., Jul 2004, In : Measurement Science and Technology. 15, 8, p. 1501-1505 5 p.

    Research output: Contribution to journalArticle

    Optimization of superstructured fiber bragg gratings for microwave photonic filters response

    Leng, J. S., Zhang, W. & Williams, J. A. R., Jul 2004, In : IEEE Photonics Technology Letters. 16, 7, p. 1736-1738 3 p.

    Research output: Contribution to journalArticle

    Open Access
    File

    Third-order intermodulation products generated on transmission through nonlinear radio-on-fibre link

    Won, P. C. & Williams, J. A. R., 30 Sep 2004, In : Electronics letters. 40, 20, p. 1290-1291 2 p.

    Research output: Contribution to journalArticle

    2005

    Chromatic dispersion effect in a microwave photonic filter using superstructured fiber Bragg grating and dispersive fiber

    Zhang, W., Bennion, I. & Williams, J. A. R., 22 Aug 2005, In : Optics Express. 13, 17, p. 6429-6437 9 p.

    Research output: Contribution to journalArticle

    Open Access
    File

    Imperfect mitigation of dispersion induced power penalty in high power single-sideband modulated radio-on-fiber links

    Won, P. C., Zhang, W., Williams, J. A. R. & Bennion, I., 31 Oct 2005, Quantum Electronics and Laser Science Conference (QELS). Optical Society of America, Vol. 3. p. 1741-1743 3 p. JThE61

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    Third order intermodulation on nonlinear dispersive radio-on-fiber links

    Won, P. C., Zhang, W. & Williams, J. A. R., 31 Oct 2005, Quantum Electronics and Laser Science Conference (QELS). Vol. 3. p. 1699-1701 3 p. JThE47

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    2006

    A new method for microwave generation and data transmission using DFB laser based on fiber bragg gratings

    Leng, J. S., Lai, Y., Zhang, W. & Williams, J. A. R., Aug 2006, In : IEEE Photonics Technology Letters. 18, 16, p. 1729-1731 3 p.

    Research output: Contribution to journalArticle

    Open Access
    File

    Distributed temperature measurement using a Fabry-Perot effect based chirped fiber Bragg grating

    Won, P. C., Lai, Y., Zhang, W., Leng, J. S. & Williams, J. A. R., 15 Sep 2006, In : Optics Communications. 265, 2, p. 494-499 6 p.

    Research output: Contribution to journalArticle

    Impact of fiber nonlinearity in dispersion compensated double-sideband modulated radio-over-fiber links

    Won, P. C., Zhang, W., Williams, J. A. R. & Bennion, I., 1 Dec 2006, Conference on Lasers and Electro-Optics and 2006 Quantum Electronics and Laser Science Conference, CLEO/QELS 2006. 4628427

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    Optical single sideband generation with full RF-band operation

    Zhang, W., Williams, J. A. R. & Bennion, I., 1 Dec 2006, Conference on Lasers and Electro-Optics and 2006 Quantum Electronics and Laser Science Conference, CLEO/QELS 2006. 4628430

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    Self-phase modulation dependent dispersion mitigation in high power SSB and DSB + dispersion compensated modulated radio-over-fiber links

    Won, P. C., Zhang, W. & Williams, J. A. R., Jul 2006, 2006 IEEE MTT-S: international microwave symposium digest. Sowers, J. & Thorburn, M. (eds.). IEEE, p. 1947-1950 4 p. THPH-04. (IEEE - MTTS International Microwave Symposium. Digest).

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    Third order intermodulation on nonlinear dispersive radio-on-fiber links

    Won, P. C., Zhang, W. & Williams, J. A. R., 1 May 2006, Optics InfoBase Conference Papers. Optical Society of America

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    2007

    An optical fiber Bragg grating tactile sensor

    Cowie, B., Allsop, T. D. P., Williams, J., Webb, D., Bennion, I. & Fisher, M., May 2007, Optical sensing technology and applications. Baldini, F., Homola, J., Lieberman, R. A. & Miler, M. (eds.). Czech Republic: SPIE, 8 p. 65850I. (SPIE proceedings; vol. 6585).

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    Open Access
    File

    Wideband optical single sideband generation

    Zhang, W., Williams, J. A. R. & Bennion, I., 1 Dec 2007, Proceedings of the 36th European Microwave Conference, EuMC 2006. IEEE, p. 612-613 2 p. 4057890

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    2008

    Mask-less lithography for fabrication of optical waveguides

    Dubov, M., Natarajan, S. R., Williams, J. A. R. & Bennion, I., 15 Feb 2008, Commercial and biomedical applications of ultrafast lasers VIII. Neev, J., Nolte, S., Heisterkamp, A. & Schaffer, C. B. (eds.). SPIE, Vol. 6881. p. 688110 (SPIE proceedings; vol. 6881).

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    Open Access
    File
    2010

    3D reconstruction of complex dielectric function of the glass during the femtosecond micro-fabrication

    Turchin, A. V., Dubov, M. & Williams, J. A., 2010, Advanced photonics and renewable energy. Optical Society of America, paper BWD7. (OSA technical digest).

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    In-situ measurement and the reconstruction in 3D of femtosecond inscription induced complex permittivity modification in glass

    Turchin, A. V., Dubov, M. & Williams, J. A. R., 1 Sep 2010, In : Optics Letters. 35, 17, p. 2952-2954 3 p.

    Research output: Contribution to journalArticle

    File

    Single-shot 3D reconstruction of complex dielectric function of the glass during the femtosecond laser micro-fabrication

    Turchin, A. V., Dubov, M. & Williams, J. A. R., Apr 2010, p. 61. 1 p.

    Research output: Contribution to conferencePaper

    2011

    3D reconstruction of the complex dielectric function of glass during femtosecond laser micro-fabrication

    Turchin, A., Dubov, M. & Williams, J. A. R., Dec 2011, In : Optical and Quantum Electronics . 42, 14-15, p. 873-886 14 p.

    Research output: Contribution to journalArticle

    2013

    Fibre grating filters for suppression of near infrared OH emission lines

    Gbadebo, A., Turitsyna, E., Shu, X., Williams, J. & Turitsyn, S., 2013, 39th European Conference and exhibition on Optical Communication (ECOC 2013). Red Hook, NY (US): IET, p. 852-854 3 p. (IET conference publications; vol. 622).

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    2014

    Evaluation of impact of beam size on fibre Bragg grating fabrication

    Gbadebo, A., Turitsyna, E. & Williams, J., 2014, Bragg Gratings, Photosensitivity, and Poling in Glass Waveguides 2014. Optical Society of America, paper BW1D.5

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    Open Access
    File
    2015

    A technique for mitigating the effect of the writing-beam profile on fibre Bragg grating fabrication

    Turitsyna, E. G., Gbadebo, A. A. & Williams, J. A. R., 18 May 2015, In : Optics Express. 23, 10, 8 p., 12628.

    Research output: Contribution to journalArticle

    Open Access

    Experimental comparison of differing design approaches for multichannel fibre Bragg gratings

    Gbadebo, A. A., Turitsyna, E. G. & Williams, J. A. R., 2015, The European Conference on Lasers and Electro-Optics 2015. Optical Society of America, paper CE_1_4

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    2016

    Experimental demonstration of real-time correction of writing errors during fibre-Bragg grating fabrication

    Gbadebo, A., Turitsyna, E. & Williams, J., 8 Sep 2016, Photonics and Fiber Technology 2016 (ACOFT, BGPP, NP). Optical Society of America, BTh1B.2

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    2018
    Open Access
    File
    2019

    Multichannel fiber Bragg grating for temperature field monitoring

    Gbadebo, A., Turitsyna, E., Williams, J. A., Zhang, L., Sun, Y., Zhang, W., Yan, Z., Sun, Q. & Liu, D., 7 Jan 2019, In : Optics Express. 27, 2, p. 461-469 9 p.

    Research output: Contribution to journalArticle

    Open Access
    File