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

    Paper

    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

    Other chapter contribution

    Fabrication of highly efficient grating band-pass filters and their applications in soliton propagation system

    Zhang, L., Harper, P., Sugden, K., Williams, J. R., Knox, F. M., Kean, P. N., Bennion, I. & Doran, N., 20 Sep 1996, The International Society for Optical Engineering. Chan, K. T., Jian, S. & Tong, F. F. (eds.). SPIE, p. 432-440 9 p. (SPIE proceedings; vol. 2893).

    Research output: Chapter in Book/Report/Conference proceedingOther chapter contribution

    Open Access
    File
    Conference publication

    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 publication

    Accurate differential group delay measurement of narrowband fiber devices with immunity to environmental perturbation

    Lai, Y., Zhang, W., Williams, J. A. R., Sugden, K. & Bennion, I., 2002, 2002 IEEE/ILEOS annual meeting conference proceedings: the 15th annual meeting of the IEEE Lasers & Electro-Optics Society. IEEE, Vol. 2. p. 811-812 2 p. ThUl. (IEEE Lasers and Electro-Optics Society. Annual Meeting).

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

    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 publication

    Open Access
    File

    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 publication

    Open Access
    File

    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 publication

    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 publication

    Open Access
    File

    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 publication

    Conference contribution

    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

    A nonreciprocal wavelength-interleaving bidirectional coherent fiber transversal filter

    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. 1. p. 384 1 p. W4J-(8)-3

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

    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

    A novel all fiber microwave transversal filter with complementary outputs

    Lai, Y., Zhang, W. & Williams, J. A. R., 2002, 2002 International Topical Meeting on Microwave Photonics, MWP 2002 - Technical Digest. IEEE, p. 173-176 4 p. P2-1. (Techincal digest).

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

    A novel dual complementary output optical fiber transversal filter for DWDM applications

    Lai, Y., Zhang, W., Williams, J. A. R. & Bennion, I., 2002, 2002 IEEE/ILEOS annual meeting conference proceedings: the 15th annual meeting of the IEEE Lasers & Electro-Optics Society. IEEE, Vol. 2. p. 659-660 2 p. ThEl. (IEEE Lasers and Electro-Optics Society. Annual Meeting).

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

    Apodised fibre Bragg grating design subject to length constraints

    Chisholm, K. E., Everall, L. A., Williams, J. A. R., Bennion, I., Liu, X., Rue, R. M. D. L. & Aitchison, J. S., Sep 1998, 24th European Conference on Optical Communication, 1998. IEEE, Vol. 1. p. 385-386 2 p.

    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

    Characteristics of linearly chirped and functionally apodised phase masks and reflection spectra of UV written fibre gratings

    Liu, X., Aitchison, J. S., Thoms, S., De La Rue, R. M., Williams, J. A. R., Everall, L. A. & Bennion, I., Sep 1998, Conference on Lasers and Electro-Optics Europe, 1998. 1998 CLEO/Europe. Glasgow: IEEE, p. 145 1 p.

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

    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

    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

    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

    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

    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

    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

    Implementation of microwave photonic filtering using a profiled superstructured fiber Bragg grating and dispersive fiber

    Gwandu, B. A. L., Zhang, W. & Williams, J. A. R., 2002, International Topical Meeting on Microwave Photonics 2002. IEEE, p. 113-116 4 p. (Techincal digest).

    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

    Optical generation of tunable microwave signal from a dual mode fiber grating DFB laser

    Lai, Y. C., Zhang, W. & Williams, J. A. R., 1 Oct 2001, 2001 International Topical Meeting on Microwave Photonics, MWP 2001. IEEE, Vol. 1. p. 101-103 3 p. 981806. (Techn Digest).

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

    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

    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

    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

    Reconfigurable fiber-optic delay line filter based on polarization mode coupling

    Won, P. C., Zhang, W., Williams, J. A. R. & Bennion, I., 20 Dec 2004, Conference Proceedings - Lasers and Electro-Optics Society Annual Meeting-LEOS. IEEE, Vol. 1. p. 272-273 2 p.

    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

    The generation and propagation of quasi-continuous trains of dark soliton-like pulses in 2km of optical fiber

    Williams, J. A. R., Allen, K. M., Doran, N. & Emplit, P. H., Aug 1994, Proceedings of 5th EQEC. p. 270-271 2 p. QThO3

    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

    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

    Article

    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

    Abnormal spectral evolution of fiber Bragg gratings in hydrogenated fibers

    Liu, Y., Williams, J. A. R., Zhang, L. & Bennion, I., 15 Apr 2002, In : Optics Letters. 27, 8, p. 586-588 3 p.

    Research output: Contribution to journalArticle

    Open Access
    File

    All fibre multichannel flattop filter based on coherent fibre delay line structure

    Lai, Y., Zhang, W. & Williams, J. A. R., May 2002, In : Electronics letters. 38, 10, p. 473-475 3 p.

    Research output: Contribution to journalArticle

    All-fibre optical sensing system: Bragg grating sensor interrogated by a long-period grating

    Fallon, R. W., Zhang, L., Everall, L. A., Williams, J. A. R. & Bennion, I., Dec 1998, In : Measurement Science and Technology. 9, 12, p. 1969-1973 5 p.

    Research output: Contribution to journalArticle

    Analysis of single and multiple, non-permanent, tunable, birefringent spectral holes in a fibre-Bragg grating stop-band produced via uniaxial pressure

    Michaille, L., McCall, M. W., Lai, Y. C. & Williams, J. A. R., Jul 2003, In : Optics Communications. 222, 1-6, p. 1-8 8 p.

    Research output: Contribution to journalArticle

    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

    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

    Bend sensing by measuring the resonance splitting of long-period fiber gratings

    Liu, Y., Zhang, L., Williams, J. A. R. & Bennion, I., 15 Jun 2001, In : Optics Communications. 193, 1-6, p. 69-72 4 p.

    Research output: Contribution to journalArticle

    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

    Bragg grating fast tunable filter for wavelength division multiplexing

    Iocco, A., Limberger, H. G., Salathe, R. P., Everall, L. A., Chisholm, K. E., Williams, J. A. R. & Bennion, I., Jul 1999, In : Journal of Lightwave Technology. 17, 7, p. 1217-1221 5 p.

    Research output: Contribution to journalArticle

    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

    Dark soliton sideband formation and stability in periodically amplifed systems

    Allen, K. M., Smith, N. J., Doran, N. J. & Williams, J. A., 15 Dec 1994, In : Optics Letters. 19, 24, p. 2086-2088 3 p.

    Research output: Contribution to journalArticle

    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

    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