2

Characterizing few-cycle UV resonant dispersive waves through direct field sampling

We demonstrate compression of few-cycle ultraviolet (UV) resonant dispersive waves (RDWs) generated in a cascaded hollow capillary …

Kirk A. Larsen, Christopher Lantigua, Chelsea Kincaid, Felix Allum, Mathew Britton, José L. Godínez Castellanos, Brian Kaufman, Marcel Neuhaus, François Sylla, Kyung Taec Kim, Stephen E. Bradforth, Matthias F. Kling, Joseph S. Robinson, Christian Brahms, John C. Travers, Michael Chini, Matthew Bain, Ruaridh Forbes

Multi-pass cell driven multi-kHz dispersive wave emission of broadband deep-UV pulses

In the context of ultrafast spectroscopy, the availability of few-femtosecond UV pulses is key to disclose the role of electron …

Laura Silletti, Ammar bin Wahid, Teodora F. Grigorova, Lorenzo Pratolli, Ana Oliveira e Silva, Nans Hermellin, Terry Mullins, Andrea Trabattoni, Christoph M. Heyl, Christian Brahms, Vincent Wanie, John C. Travers, Francesca Calegari

Tunable megawatt-scale sub-20 fs visible pulses from a fiber laser source

Ultrafast laser pulses that are both tunable in wavelength and very short in duration are essential tools in fields ranging from …

Mohammed Sabbah, Robbie Mears, Leah R. Murphy, Kerrianne Harrington, James M. Stone, Tim A. Birks, John C. Travers

Far-ultraviolet light causes direct DNA damage in human lung cells and tissues

Far-ultraviolet C (Far-UVC) radiation, with a wavelength range from 200 to 235 nm, is germicidal and holds potential for clinical …

Asta Valanciute, Calum A. Ross, Alex Burden, Syam Mohan P. C. Mohanan, Mohammed Sabbah, Jessica M. W. Ghobrial, Stuart Dickson, Hui Xin Loh, Elvira Williams, Aysha Ali, Christian Brahms, Ahsan R. Akram, Lynn Paterson, Natalie K. Jones, Bethany Mills, John C. Travers, Robert R. Thomson, and Kevin Dhaliwal

Decoupled few-femtosecond phase transitions in vanadium dioxide

The nature of the insulator-to-metal phase transition in vanadium dioxide (VO2) is one of the longest-standing problems in …

Christian Brahms, Lin Zhang, Xiao Shen, Utso Bhattacharya, Maria Recasens, Johann Osmond, Tobias Grass, Ravindra W Chhajlany, Kent A Hallman, Richard F Haglund, Sokrates T Pantelides, Maciej Lewenstein, John C. Travers, Allan S Johnson

Resonance-free deep ultraviolet to near infrared supercontinuum generation in a hollow-core antiresonant fibre

Supercontinuum generation in the ultraviolet (UV) spectral region is challenging in solid-core optical fibres due to solarisation and …

Mohammed Sabbah, Robbie Mears, Kerrianne Harrington, William J Wadsworth, James M Stone, Tim A Birks, John C. Travers

Bayesian optimization of resonant dispersive wave generation in hollow capillary fibers

Resonant dispersive wave (RDW) generation in hollow capillary fibers (HCFs) is a powerful technique for producing ultrashort light …

Tim Klee, Rick Mukherjee, Joseph J. Broughton, Clément Ferchaud, Christian Brahms, John C. Travers, Florian Mintert, and John W. G. Tisch

Supercontinuum generation in a methane-filled hollow-core antiresonant fiber

We report the generation of a multi-octave supercontinuum spanning from 350 nm to 1700 nm with exceptional spectral flatness and high …

Balazs Plosz, Athanasios Lekosiotis, Mohammad Sabbah, Federico Belli, Christian Brahms, and John C. Travers

Few-femtosecond soft X-ray transient absorption spectroscopy with tuneable DUV-Vis pump pulses

Achieving few-femtosecond resolution for a pump-probe experiment is crucial to measuring the fastest electron dynamics and for creating …

Jacob P. Lee, Timur Avni, Oliver Alexander, Marios Maimaris, Haoqing Ning, Artem A. Bakulin, Philippe G. Burden, Evangelos Moutoulas, Dimitra G. Georgiadou, Christian Brahms, John C. Travers, Jon P. Marangos, Clément Ferchaud

Optical solitons in hollow-core fibres

I review the historical observation and subsequent research on optical soliton dynamics in gas-filled hollow-core optical fibres. I …

John C. Travers