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Research Output 1997 2019

2019

Anti-Resonant Hollow Core Fibers

Knight, J. C., 22 Apr 2019, 2019 Optical Fiber Communications Conference and Exhibition, OFC 2019 - Proceedings. IEEE, 8696775

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

Attenuation limit of silica-based hollow-core fiber at mid-IR wavelengths

Yu, F., Song, P., Wu, D., Birks, T., Bird, D. & Knight, J., 12 Aug 2019, In : APL Photonics. 4, 8, 080803.

Research output: Contribution to journalArticle

Open Access

Dual-wavelength hollow-core negative curvature fibre for the delivery of high energy short and ultrashort pulsed laser light

Jaworski, P., Yu, F., Carter, R. M., Knight, J. C., Shephard, J. D. & Hand, D. P., 1 Jan 2019, Proceedings 2015 European Conference on Lasers and Electro-Optics - European Quantum Electronics Conference, CLEO/Europe-EQEC 2015. OSA Publishing

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

SERS PROBE COMPRISING A DUAL-CORE OPTICAL FIBER AND A SPACER ONTO WHICH SERS-ACTIVE NANOPARTICLES ARE ATTACHED

Choudhury, D., Tanner, M. G., Stone, J., Birks, T., Knight, J. & Yu, F., 2019, Patent No. WO2017158331 (A1), 13 Mar 2017, Priority date 14 Mar 2016, Priority No. 1604331.7

Research output: Patent

World-Bcating Performance from Hollow Core Fibers

Knight, J. C. & Yu, F., 25 Apr 2019, 2018 Conference on Lasers and Electro-Optics Pacific Rim, CLEO-PR 2018. IEEE, 8699736

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

2018

45W 2 μm nanosecond pulse delivery using antiresonant hollow-core fiber

Lee, E., Luo, J., Sun, B., Ramalingam, V. L., Yu, X., Wang, Q., Yu, F. & Knight, J. C., 1 Jan 2018, CLEO - Science and Innovations, CLEO_SI 2018: Volume Part F94-CLEO_SI 2018. OSA Publishing, 2 p.

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

Beam quality
Fibers
4 Citations (Scopus)

Continuous-Wave Mid-Infrared Gas Fiber Lasers

Xu, M., Yu, F., Hassan, M. R. & Knight, J. C., 1 May 2018, In : IEEE Journal of Selected Topics in Quantum Electronics. 24, 3, 8255800.

Research output: Contribution to journalArticle

Open Access
Gas lasers
gas lasers
Fiber lasers
continuous radiation
fiber lasers
2 Citations (Scopus)

High-resolution air-clad imaging fibers

Wood, H., Harrington, K., Birks, T., Knight, J. & Stone, J., 1 Nov 2018, In : Optics Letters. 43, 21, p. 5311-5314 4 p.

Research output: Contribution to journalArticle

Open Access

Improving SERS diagnostics with hollow-core negative curvature fibers

Knight, J. & Yerolatsitis, S., 1 Jan 2018, In : Spectroscopy . 33, 1, p. 24-29 6 p.

Research output: Contribution to journalReview article

Raman spectroscopy
hollow
curvature
fibers
Fibers
2 Citations (Scopus)

Semi-random multicore fibre design for adaptive multiphoton endoscopy

Kim, Y., Warren, S., Favero, F., Stone, J., Clegg, J., Neil, M., Paterson, C., Knight, J., French, P. & Dunsby, C., 2 Feb 2018, In : Optics Express. 26, 3, p. 3361-3673 13 p., 314725.

Research output: Contribution to journalArticle

Open Access
fibers
fluorescence
close packed lattices
pollen
beads
12 Citations (Scopus)

Single-mode solarization-free hollow-core fiber for ultraviolet pulse delivery

Yu, F., Cann, M., Brunton, A., Wadsworth, W. & Knight, J., 13 Apr 2018, In : Optics Express. 26, 8, p. 10879-10887 9 p.

Research output: Contribution to journalArticle

Open Access
hollow
delivery
fibers
pulses
silicon dioxide

Ultra-low background Raman sensing using a negativecurvature fibre

Yerolatsitis, S., Yu, F., McAughtrie, S., Tanner, M. G., Fleming, H., Stone, J. M., Campbell, C. J., Birks, T. A. & Knight, J. C., 1 Jan 2018, Specialty Optical Fibers, SOF 2018. OSA Publishing, SoW3H.2. (Optics InfoBase Conference Papers; vol. Part F111-SOF 2018).

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

Ultra-low background Raman sensing using a negative-curvature fibre and no distal optics

Yerolatsitis, S., Yu, F., McAughtrie, S., Tanner, M. G., Fleming, H., Stone, J. M., Campbell, C. J., Birks, T. A. & Knight, J. C., 23 Oct 2018, In : Journal of Biophotonics. e201800239.

Research output: Contribution to journalArticle

Open Access

World-beating performance from hollow core fibers

Knight, J. C. & Yu, F., 1 Jan 2018, Conference on Lasers and Electro-Optics/Pacific Rim, CLEOPR 2018. OSA Publishing, Vol. Part F113-CLEOPR 2018.

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

2017

2-micron pulse compression using gas-filled negative curvature hollow-core fiber

Lee, E., Chung, Y. S., Yu, X., Wang, Q., Yu, F. & Knight, J. C., 23 Nov 2017, Conference on Lasers and Electro-Optics/Pacific Rim, CLEOPR 2017. OSA Publishing, s2034. (Optics InfoBase Conference Papers; vol. Part F122-CLEOPR 2017).

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

3 Citations (Scopus)

Continuous-wave 3.1 μm gas fiber laser with 0.47 W output power

Xu, M., Yu, F., Hassan, M. R. A. & Knight, J. C., 1 Dec 2017, CLEO: Science and Innovations, CLEO SI, 2017: Part F41-CLEO SI, 2017. OSA Publishing, SF2K.4

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

Gas lasers
Acetylene
Erbium doped fiber amplifiers
Spontaneous emission
Fiber lasers
3 Citations (Scopus)
73 Downloads (Pure)

Experimental measurement of supercontinuum coherence in highly nonlinear soft-glass photonic crystal fibers

Zhang, Y., Kainerstorfer, J., Knight, J. C. & Omenetto, F. G., 7 Aug 2017, In : Optics Express. 25, 16, p. 18842-18852 11 p.

Research output: Contribution to journalArticle

Open Access
File
photonics
fibers
glass
crystals
fission

Gas filled hollow core mid-IR fibre lasers

Wadsworth, W. J., Love, A. L., Yu, F., Hassan, M. R. A., Xu, M. & Knight, J. C., 2017, The European Conference on Lasers and Electro-Optics, CLEO_Europe 2017: Part F82. OSA Publishing

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

Low loss anti-resonant hollow-core fibers and applications

Yu, F. & Knight, J. C., 1 Sep 2017, ICTON 2017 - 19th International Conference on Transparent Optical Networks. IEEE, 8024815

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

Fibers
Gases
Gas lasers
Optical frequency conversion
Fiber lasers
2 Citations (Scopus)

Low-loss silica hollow-core fiber for UV

Yu, F., Wadsworth, W. & Knight, J., 2017, Advanced Solid State Lasers, ASSL 2017: Part F75-ASSL 2017. OSA Publishing

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

Silicon Dioxide
Silica
Fibers
8 Citations (Scopus)

Measurement of resonant bend loss in antiresonant hollow core optical fiber

Carter, R. M., Yu, F., Wadsworth, W. J., Shephard, J. D., Birks, T., Knight, J. C. & Hand, D. P., 21 Aug 2017, In : Optics Express. 25, 17, p. 20612-20621 10 p.

Research output: Contribution to journalArticle

Open Access
hollow
optical fibers
wavelengths
delivery
radii
27 Citations (Scopus)

Mid-infrared 1 Watt hollow-core fiber gas laser source

Xu, M., Yu, F. & Knight, J., 15 Oct 2017, In : Optics Letters. 42, 20, p. 4055-4058

Research output: Contribution to journalArticle

Open Access
gas lasers
fiber lasers
hollow
pumps
gas pressure
3 Citations (Scopus)

Quantitative characterization of endoscopic imaging fibers

Wood, H. A. C., Harrington, K., Stone, J. M., Birks, T. A. & Knight, J. C., 6 Feb 2017, In : Optics Express. 25, 3, p. 1985-1992 8 p.

Research output: Contribution to journalArticle

Open Access
fibers
preforms
visibility
wavelengths
interference
2016
8 Citations (Scopus)
51 Downloads (Pure)

Adaptive multiphoton endomicroscope incorporating a polarization-maintaining multicore optical fiber

Kim, Y., Warren, S., Knight, J., Neil, M., Paterson, C., Stone, J., Dunsby, C. & French, P., May 2016, In : IEEE Journal of Selected Topics in Quantum Electronics. 22, 3, 8 p., 6800708.

Research output: Contribution to journalArticle

Open Access
File
11 Citations (Scopus)

Adaptive multiphoton endomicroscopy through a dynamically deformed multicore optical fiber using proximal detection

Warren, S. C., Kim, Y., Stone, J. M., Mitchell, C., Knight, J. C., Neil, M. A. A., Paterson, C., French, P. M. W. & Dunsby, C., 19 Sep 2016, In : Optics Express. 24, 19, p. 21474-21484

Research output: Contribution to journalArticle

60 Citations (Scopus)
8 Downloads (Pure)

Cavity-based mid-IR fiber gas laser pumped by a diode laser

Abu Hassan, M. R., Yu, F., Wadsworth, W. J. & Knight, J. C., 20 Mar 2016, In : Optica. 3, 3, p. 218-221 4 p.

Research output: Contribution to journalLetter

Open Access
File
35 Citations (Scopus)
83 Downloads (Pure)

Experimental study of low-loss single-mode performance in anti-resonant hollow-core fibers

Yu, F., Xu, M. & Knight, J., 11 Jul 2016, In : Optics Express. 24, 12, p. 12969-12975

Research output: Contribution to journalArticle

Open Access
File
hollow
fibers
attenuation
yield point
welding

Fugitive methane leak detection using mid-infrared hollow-core photonic crystal fiber containing ultrafast laser drilled side-holes

Karp, J., Challener, W., Kasten, M., Choudhury, N., Palit, S., Pickrell, G., Homa, D., Floyd, A., Cheng, Y., Yu, F. & Knight, J., 2016, Fiber Optic Sensors and Applications XII. Udd, E., Pickrell, G. & Du, H. H. (eds.). SPIE, 985210. (Proceedings of SPIE - The International Society for Optical Engineering; vol. 9852).

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

hollow
methane
photonics
fibers
crystals
2 Citations (Scopus)

Line-tunable CW lasing of mid-infrared acetylene gas hollow core fiber laser

Yu, F., Hassan, M. R. A., Wadsworth, W. & Knight, J., 16 Dec 2016, 2016 Conference on Lasers and Electro-Optics, CLEO 2016. IEEE, 7788849

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

laser cavities
acetylene
fiber lasers
lasing
hollow

Low-loss anti-resonant hollow-core fibers with single-mode performance

Xu, M., Yu, F. & Knight, J. C., 11 Jul 2016, Specialty Optical Fibers,(SOF) 2016: Part F18. OSA Publishing

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

Fibers
Fabrication
241 Downloads (Pure)

Negative curvature hollow core optical fiber

Yu, F. & Knight, J., Mar 2016, In : IEEE Journal of Selected Topics in Quantum Electronics. 22, 2, p. 1-11 11 p.

Research output: Contribution to journalArticle

Open Access
File

Pulsed and CW mid-infrared acetylene gas hollow-core fiber laser

Yu, F., Hassan, M. R. A., Wadsworth, W. & Knight, J., 11 Jul 2016, Specialty Optical Fibers, (SOF) 2016. OSA Publishing, Vol. Part F18-SOF 2016.

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

Acetylene
Fiber lasers
Silicon Dioxide
Semiconductor lasers
Gases

Quantitative characterisation of endoscopic imaging fibres

Wood, H. A. C., Stone, J. M., Harrington, K., Birks, T. A. & Knight, J. C., 16 Dec 2016, 2016 Conference on Lasers and Electro-Optics, CLEO 2016. IEEE, 7788793

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

fibers
interferometry
2 Citations (Scopus)

Reduced repetition rate Yb3+ mode-locked picosecond fiber laser with hollow core fiber

Harvey, C. M., Yu, F., Knight, J. C., Wadsworth, W. J. & Almeida, P. J., 15 Mar 2016, In : IEEE Photonics Technology Letters. 28, 6, p. 669-672 4 p., 7342904.

Research output: Contribution to journalArticle

Mode-locked fiber lasers
fiber lasers
Laser pulses
hollow
repetition

Spectral broadening and pulse compression using argon filled hollow-core negative curvature fiber

Harvey, C. M., Yu, F., Knight, J. C., Wadsworth, W. J. & Almeida, P. J., 16 Dec 2016, 2016 Conference on Lasers and Electro-Optics, CLEO 2016. IEEE, 7789162

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

pulse compression
phase modulation
hollow
curvature
argon
11 Citations (Scopus)

Tunable fibre-coupled multiphoton microscopy with a negative curvature fibre

Sherlock, B., Yu, F., Stone, J., Warren, S., Paterson, C., Neil, M. A. A., French, P. M. W., Knight, J. & Dunsby, C., Jul 2016, In : Journal of Biophotonics. 9, 7, p. 715-720

Research output: Contribution to journalArticle

Open Access
Optical fiber coupling
Microscopy
Microscopic examination
Lasers
Heart Rate

Useful light from photonic crystal fibres

Wadsworth, W. J., Yu, F. & Knight, J. C., 16 Dec 2016, 2016 Conference on Lasers and Electro-Optics, CLEO 2016. IEEE, 7789212

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

availability
photonics
fibers
pulses
wavelengths
2015
6 Citations (Scopus)

Fibre-coupled multiphoton microscope with adaptive motion compensation

Sherlock, B., Warren, S., Stone, J., Neil, M., Paterson, C., Knight, J., French, P. & Dunsby, C., 1 May 2015, In : Biomedical Optics Express. 6, 5, p. 1876-1884 9 p., A025.

Research output: Contribution to journalArticle

microscopes
fibers
Optical Coherence Tomography
mice
tomography
35 Citations (Scopus)
48 Downloads (Pure)

High energy green nanosecond and picoseconds pulse delivery through a negative curvature fiber for precision micro-machining

Jaworski, P., Yu, F., Carter, R. M., Knight, J. C., Shephard, J. D. & Hand, D. P., 6 Apr 2015, In : Optics Express. 23, 7, p. 8498-8506 9 p.

Research output: Contribution to journalArticle

Open Access
File
picosecond pulses
machining
delivery
curvature
fibers

Hollow-core fiber gas lasers

Wadsworth, W. J., Love, A. L. & Knight, J. C., 13 Nov 2015, Workshop on Specialty Optical Fibers and their Applications, WSOF 2015. OSA Publishing, WT1A.1

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

gas lasers
fiber lasers
hollow
monatomic gases
optical fibers

Hollow core fibers for optically pumped mid-IR fiber lasers

Knight, J. C., Abu Hassan, M. R., Yu, F. & Wadsworth, W. J., 13 Nov 2015, Workshop on Specialty Optical Fibers and their Applications, WSOF 2015. OSA Publishing, WF2A.1

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

infrared lasers
fiber lasers
hollow
silicon dioxide
fibers
34 Downloads (Pure)

Lasers Using Low Loss Hollow Optical Fibres in the Mid-Infrared

Wadsworth, W., Love, A., Bateman, S., Yu, F., Abu Hassan, M. R. & Knight, J., 28 Jun 2015. 3 p.

Research output: Contribution to conferencePaper

Open Access
File
gas lasers
fiber lasers
hollow
delivery
optical fibers

Maximization of supercontinua in fibers by using double pulses and polarization effects

Kalashnikov, V., Dombi, P., Fuji, T., Wadsworth, W. J., Knight, J. C., Russell, P. S. . J., Windeler, R. & Apolonski, A., 2015, p. TuA4.4/62-TuA4.4/63.

Research output: Contribution to conferenceOther

5 Citations (Scopus)
36 Downloads (Pure)

Minimizing group index variations in a multicore endoscope fiber

Roper, J. C., Yerolatsitis, S., Birks, T. A., Mangan, B. J., Dunsby, C., French, P. M. W. & Knight, J. C., 15 Nov 2015, In : IEEE Photonics Technology Letters. 27, 22, p. 2359-2362 7177072.

Research output: Contribution to journalArticle

Open Access
File
endoscopes
Endoscopy
fibers
Fibers
propagation modes
2 Citations (Scopus)

Negative curvature fibres: exploiting the potential for novel optical sensors

Novo, C. C., Urich, A., Choudhury, D., Carter, R., Hand, D. P., Thomson, R. R., Yu, F., Knight, J. C., Brooks, S., McCulloch, S. & Shephard, J. D., 30 Nov 2015, Proceedings of SPIE (The International Society for Optical Engineering) 24th International Conference on Optical Fibre Sensors. Kalinowski, H., Fabris, J. & Bock, W. J. (eds.). SPIE, Vol. 9634. 963455

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

optical measuring instruments
curvature
fibers
silicon dioxide
hollow
2 Citations (Scopus)
58 Downloads (Pure)

Reducing Nonlinear Limitations of Ytterbium Mode-Locked Fibre Lasers with Hollow-Core Negative Curvature Fibre

Harvey, C., Yu, F., Knight, J., Wadsworth, W. & Almeida, P., 15 May 2015, Optical Society of America: Conference papers CLEO. OSA Publishing, 2 p.

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

File
ytterbium
fiber lasers
hollow
curvature
fibers
2 Citations (Scopus)
68 Downloads (Pure)

Synchronously pumped mid-IR hollow core fiber gas laser

Abu Hassan, M. R., Yu, F., Wang, Z., Belardi, W., Wadsworth, W. J. & Knight, J. C., 2015, CLEO: Science and Innovations, CLEO-SI 2015. OSA Publishing, SF1F.7

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

Open Access
File
gas lasers
acetylene
fiber lasers
hollow
repetition
2014
4 Citations (Scopus)
51 Downloads (Pure)

1.9 μm coherent source generation in hydrogen-filled hollow core fiber by stimulated raman scattering

Wang, Z., Yu, F., Wadsworth, W. & Knight, J. C., 28 Aug 2014, Optical Fiber Communication Conference 2014 . Optical Society of America, p. 1-3

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

File
coherent sources
hollow
Raman spectra
fibers
hydrogen
46 Citations (Scopus)
75 Downloads (Pure)

Efficient 1.9 μm emission in H-filled hollow core fiber by pure stimulated vibrational Raman scattering

Wang, Z., Yu, F., Wadsworth, W. J. & Knight, J. C., Oct 2014, In : Laser Physics Letters. 11, 10, p. 105807

Research output: Contribution to journalArticle

File
Raman scattering
hollow
Raman spectra
fibers
Fibers
41 Citations (Scopus)
75 Downloads (Pure)

Efficient diode-pumped mid-infrared emission from acetylene-filled hollow-core fiber

Wang, Z., Belardi, W., Yu, F., Wadsworth, W. J. & Knight, J. C., 8 Sep 2014, In : Optics Express. 22, 18, p. 21872-21878 7 p.

Research output: Contribution to journalArticle

Open Access
File
acetylene
hollow
diodes
pumps
fibers