https://mccrackenlab.squarespace.com/blog daily 1.0 2026-03-16 https://images.squarespace-cdn.com/content/v1/5be07b85da02bc61bbe7ec8a/1541582557106-X5GK48VJYO58BQTVSZDM/IMG_0128_cropped.png Welcome https://mccrackenlab.squarespace.com/blog/2026/3/16/spring-is-here-and-so-are-some-new-papers monthly 0.5 2026-03-16 https://images.squarespace-cdn.com/content/v1/5be07b85da02bc61bbe7ec8a/31b9842d-520f-4db1-beb2-b2257b2ab615/Screenshot+2026-03-16+at+17.48.47.png Welcome - Spring is here, and so are some new papers! - Make it stand out Whatever it is, the way you tell your story online can make all the difference. https://images.squarespace-cdn.com/content/v1/5be07b85da02bc61bbe7ec8a/66a5ec0f-2ce3-48b6-8b34-9161e254c474/Screenshot+2026-03-16+at+17.49.59.png Welcome - Spring is here, and so are some new papers! - Make it stand out Whatever it is, the way you tell your story online can make all the difference. https://images.squarespace-cdn.com/content/v1/5be07b85da02bc61bbe7ec8a/5de7ab11-8e4c-4730-bfa9-76758031286a/Screenshot+2026-03-16+at+17.50.13.png Welcome - Spring is here, and so are some new papers! - Make it stand out Whatever it is, the way you tell your story online can make all the difference. https://mccrackenlab.squarespace.com/blog/2024/6/25/a-flurry-of-papers monthly 0.5 2024-06-25 https://images.squarespace-cdn.com/content/v1/5be07b85da02bc61bbe7ec8a/2ee1afb1-57bf-497c-8732-17c5cbb8b1be/Screenshot+2024-06-25+at+08.36.51.png Welcome - A flurry of papers - Make it stand out Whatever it is, the way you tell your story online can make all the difference. https://images.squarespace-cdn.com/content/v1/5be07b85da02bc61bbe7ec8a/323161bd-7e9c-4848-97ba-18f66eb5a16a/Screenshot+2024-06-25+at+08.46.44.png Welcome - A flurry of papers - Make it stand out Whatever it is, the way you tell your story online can make all the difference. https://images.squarespace-cdn.com/content/v1/5be07b85da02bc61bbe7ec8a/4567345a-8cfa-4719-aba9-8eeb0f607fd7/Screenshot+2024-06-25+at+08.37.02.png Welcome - A flurry of papers - Make it stand out Whatever it is, the way you tell your story online can make all the difference. https://mccrackenlab.squarespace.com/blog/2023/12/1/new-paper-on-gpu-accelerated-modelling-of-dispersive-opos-using-the-nonlinear-envelope-equation monthly 0.5 2023-12-01 https://images.squarespace-cdn.com/content/v1/5be07b85da02bc61bbe7ec8a/05a4dcc3-1b11-4bbc-935f-814d50122d98/Screenshot+2023-12-01+at+22.49.51.png Welcome - New paper on GPU-accelerated modelling of dispersive OPOs using the nonlinear envelope equation - Make it stand out Whatever it is, the way you tell your story online can make all the difference. https://mccrackenlab.squarespace.com/blog/2023/11/9/new-paper-on-a-synchronously-pumped-opo-cavity-formed-from-brewster-mirror-prisms monthly 0.5 2023-11-09 https://images.squarespace-cdn.com/content/v1/5be07b85da02bc61bbe7ec8a/f5a66740-8d25-4086-a09c-437a96e29c3a/Screenshot+2023-11-09+at+08.54.33.png Welcome - New paper on a synchronously-pumped OPO cavity formed from Brewster mirror prisms - Make it stand out Whatever it is, the way you tell your story online can make all the difference. https://mccrackenlab.squarespace.com/blog/2023/7/4/the-group-visits-cleo-europe-and-laser-munich monthly 0.5 2023-07-04 https://images.squarespace-cdn.com/content/v1/5be07b85da02bc61bbe7ec8a/1688460596795-5XQ8UFAOWU47WL83Q6NI/IMG_5245.jpg Welcome - The group visits CLEO Europe and Laser Munich https://images.squarespace-cdn.com/content/v1/5be07b85da02bc61bbe7ec8a/1688460592893-YQW9H7WNFG7BQETF7QFF/IMG_5236.jpg Welcome - The group visits CLEO Europe and Laser Munich https://images.squarespace-cdn.com/content/v1/5be07b85da02bc61bbe7ec8a/1688460592034-FUUVWLMD7H1L5RA9GV4P/IMG_5237.jpg Welcome - The group visits CLEO Europe and Laser Munich https://images.squarespace-cdn.com/content/v1/5be07b85da02bc61bbe7ec8a/1688460597247-VG9RWQUKJ4BSQ1EBVULG/IMG_5183.jpg Welcome - The group visits CLEO Europe and Laser Munich https://mccrackenlab.squarespace.com/blog/2023/1/5/a-belated-welcome-to-seb-and-farewell-to-david monthly 0.5 2023-01-05 https://mccrackenlab.squarespace.com/blog/2022/8/30/students-attend-their-first-in-person-conference-in-2-years monthly 0.5 2022-08-30 https://images.squarespace-cdn.com/content/v1/5be07b85da02bc61bbe7ec8a/7d00cb64-6603-49ca-9b8f-25c439568e9a/Photon2022+logo Welcome - Students attend their first in-person conference in 2 years! - Make it stand out Whatever it is, the way you tell your story online can make all the difference. https://images.squarespace-cdn.com/content/v1/5be07b85da02bc61bbe7ec8a/1661850573241-BDS08CQ8INCK9DJRIHL0/301349737_10159354761993983_3781049015320517874_n.jpg Welcome - Students attend their first in-person conference in 2 years! https://images.squarespace-cdn.com/content/v1/5be07b85da02bc61bbe7ec8a/1661850573140-PES4E436CAV6Y2LX8TYS/301587063_10159354761663983_5499776134395195262_n.jpg Welcome - Students attend their first in-person conference in 2 years! https://images.squarespace-cdn.com/content/v1/5be07b85da02bc61bbe7ec8a/1661850574318-A6ELTUFS28ODIYRPMPWV/MicrosoftTeams-image+%281%29.png Welcome - Students attend their first in-person conference in 2 years! https://images.squarespace-cdn.com/content/v1/5be07b85da02bc61bbe7ec8a/1661850574817-8RIPF27CBO1OZI92RT1J/MicrosoftTeams-image.png Welcome - Students attend their first in-person conference in 2 years! https://mccrackenlab.squarespace.com/blog/2022/5/25/new-paper-on-kerr-lens-mode-locked-hot-isostatic-pressed-crznse-laser monthly 0.5 2022-05-25 https://images.squarespace-cdn.com/content/v1/5be07b85da02bc61bbe7ec8a/7e406f3a-c68f-4121-81f7-7df6ee0255c8/Screenshot+2022-05-25+at+09.40.28.png Welcome - New paper on Kerr-lens mode-locked hot-isostatic-pressed Cr:ZnSe laser - Make it stand out Whatever it is, the way you tell your story online can make all the difference. https://mccrackenlab.squarespace.com/blog/2022/1/18/new-paper-on-modelling-single-laser-asynchronous-optical-sampling-slasops monthly 0.5 2022-01-18 https://images.squarespace-cdn.com/content/v1/5be07b85da02bc61bbe7ec8a/6a8704a3-15ea-4f9b-aec8-eca3d210b077/Screenshot+2022-01-18+at+20.55.53.png Welcome - New paper on modelling single laser asynchronous optical sampling (SLASOPS) - Make it stand out Whatever it is, the way you tell your story online can make all the difference. https://mccrackenlab.squarespace.com/blog/2021/11/16/teambuilding monthly 0.5 2021-11-16 https://images.squarespace-cdn.com/content/v1/5be07b85da02bc61bbe7ec8a/bcf66d2a-5b72-4309-87c0-0923c2fae17d/FDgKEJ4WUAAm3Pa.jpg Welcome - Teambuilding! - Make it stand out Whatever it is, the way you tell your story online can make all the difference. https://mccrackenlab.squarespace.com/blog/2021/10/25/new-publication-on-an-ultrafast-opo-incorporating-pellin-broca-prisms monthly 0.5 2021-10-25 https://images.squarespace-cdn.com/content/v1/5be07b85da02bc61bbe7ec8a/b28afaa4-a8a5-45b2-bd3a-ea53cfec9e70/Screenshot+2021-10-25+at+15.00.47.png Welcome - New publication on an ultrafast OPO incorporating Pellin-Broca prisms - Make it stand out Whatever it is, the way you tell your story online can make all the difference. https://mccrackenlab.squarespace.com/blog/2021/5/31/new-publication-on-modelling-fiber-feedback-opos monthly 0.5 2021-05-31 https://images.squarespace-cdn.com/content/v1/5be07b85da02bc61bbe7ec8a/1622461796345-NBXDGGFIXCHR0TDY886B/Screenshot+2021-05-31+at+12.46.48.png Welcome - New publication on modelling fiber-feedback OPOs - Make it stand out Whatever it is, the way you tell your story online can make all the difference. https://mccrackenlab.squarespace.com/blog/2021/4/26/heriot-watt-university-has-joined-with-the-uk-astronomy-technology-centre-ukatc-to-make-edinburgh-a-world-centre-for-astrophotonics monthly 0.5 2021-04-27 https://mccrackenlab.squarespace.com/blog/2021/4/26/new-publication-on-an-astrocomb-for-the-extremely-large-telescope monthly 0.5 2021-04-26 https://images.squarespace-cdn.com/content/v1/5be07b85da02bc61bbe7ec8a/1619432985682-W9D09ZLPHH1NT99BK30B/Screenshot+2021-04-26+at+11.12.59.png Welcome - New publication on an astrocomb for the Extremely Large Telescope https://mccrackenlab.squarespace.com/blog/2020/1/30/new-paper-published-on-stabilisation-of-degenerate-femtosecond-opos monthly 0.5 2020-01-30 https://images.squarespace-cdn.com/content/v1/5be07b85da02bc61bbe7ec8a/1580375822199-TJR6RI1IGA4472R2JBAD/Screenshot+2020-01-30+09.16.35.png Welcome - New paper published on stabilisation of degenerate femtosecond OPOs https://mccrackenlab.squarespace.com/blog/2020/1/30/new-paper-published-on-configurable-materials-for-single-photon-generation monthly 0.5 2020-01-30 https://images.squarespace-cdn.com/content/v1/5be07b85da02bc61bbe7ec8a/1580375443318-CLAZAC46FO9D7QEK9OYC/Screenshot+2020-01-30+09.10.23.png Welcome - New paper published on configurable materials for single-photon generation https://mccrackenlab.squarespace.com/blog/2019/11/23/welcome-to-mphys-project-student-lewis-williamson monthly 0.5 2019-11-23 https://images.squarespace-cdn.com/content/v1/5be07b85da02bc61bbe7ec8a/1574525140444-1YW7FYX2GY5RI08WB274/IMG_2178.JPG Welcome - Welcome to MPhys project student Lewis Williamson! https://mccrackenlab.squarespace.com/blog/2019/8/15/welcome-to-summer-student-danny-hunter monthly 0.5 2019-08-15 https://images.squarespace-cdn.com/content/v1/5be07b85da02bc61bbe7ec8a/1565881469180-9NVDGJBZYO3HAC6XWK6C/a2193f0e-440e-470e-8921-738117036717.JPG Welcome - Welcome to summer student Danny Hunter! https://mccrackenlab.squarespace.com/blog/2019/7/9/we-are-recruiting monthly 0.5 2019-07-09 https://mccrackenlab.squarespace.com/blog/2019/4/3/the-lab-refurb-is-complete monthly 0.5 2019-04-03 https://images.squarespace-cdn.com/content/v1/5be07b85da02bc61bbe7ec8a/1554295813033-OJH7NOVIQ9L08KSAALZD/IMG_1972.JPG Welcome - The lab refurb is complete! https://images.squarespace-cdn.com/content/v1/5be07b85da02bc61bbe7ec8a/1554295793077-9N84E14SOH6EK3VYIBFK/IMG_1973.JPG Welcome - The lab refurb is complete! https://mccrackenlab.squarespace.com/blog/2019/1/22/the-lab-refurb-has-begun monthly 0.5 2019-01-22 https://images.squarespace-cdn.com/content/v1/5be07b85da02bc61bbe7ec8a/1548170796931-4K9XMKLHBMDDC8XGG1ID/IMG_1910.JPG Welcome - The lab refurb has begun! https://images.squarespace-cdn.com/content/v1/5be07b85da02bc61bbe7ec8a/1548170815755-9YVA8JKH3QW892Y6N3WJ/IMG_1911.JPG Welcome - The lab refurb has begun! https://mccrackenlab.squarespace.com/blog/2018/11/9/new-paper-published-on-mid-infrared-single-photon-generation monthly 0.5 2020-01-30 https://images.squarespace-cdn.com/content/v1/5be07b85da02bc61bbe7ec8a/1541750851004-92IFQ0PPB0NP9LARD177/Screenshot+2018-11-09+08.05.51.png Welcome - New paper published on mid-infrared single-photon generation https://mccrackenlab.squarespace.com/blog/2018/11/7/welcome-to-the-laser-innovation-lab-website monthly 0.5 2018-11-07 https://mccrackenlab.squarespace.com/research daily 0.75 2018-11-07 https://images.squarespace-cdn.com/content/v1/5be07b85da02bc61bbe7ec8a/1541506224712-439TAWAYDCA2EI2P4ZXX/IMG_0128_cropped.png Research https://images.squarespace-cdn.com/content/v1/5be07b85da02bc61bbe7ec8a/1541578332913-EMRGN2TR6TYKD7UB3SI8/HDR003.jpg Research - Tuneable pulsed lasers for multi–photon microscopy Multi-photon microscopy exploits nonlinear effects to image inside cells. Our research into low-cost sources for three-photon microscopy will enable deep-tissue imaging for neuroscience, embryology and oncology. https://images.squarespace-cdn.com/content/v1/5be07b85da02bc61bbe7ec8a/1541578131093-9KTAI37T29CEN0YHPLU7/crystal_transparenciesv3.png Research - Mid–infrared single-photon generation Single-photon imaging and sensing in the mid-infrared will open up quantum enhancements for applications such as remote sensing, communications and biomedical imaging. https://images.squarespace-cdn.com/content/v1/5be07b85da02bc61bbe7ec8a/1541520345285-4AJZDV0LPHWJVCE6XYVL/Full_Image_coloured.png Research - Hunting exoplanets using frequency combs Astronomical spectrographs require precision wavelength calibration to identify Doppler shifts in starlight caused by orbiting planets. We are developing mode-resolvable frequency combs for spectrographs at SALT and the ELT. https://mccrackenlab.squarespace.com/people daily 0.75 2024-11-21 https://images.squarespace-cdn.com/content/v1/5be07b85da02bc61bbe7ec8a/1571149421413-J1HYQAW1OIO77UKD1DFC/5023a3d1-e8a6-4cfe-978c-184c9d953423.jpg People https://images.squarespace-cdn.com/content/v1/5be07b85da02bc61bbe7ec8a/306a0213-5800-443c-8f82-5f8d527b9b5d/HWU_0060+copy.jpg People - Dr. Richard McCracken Associate Professor and Group Leader +44 (0) 131 451 3645 r.a.mccracken@hw.ac.uk https://images.squarespace-cdn.com/content/v1/5be07b85da02bc61bbe7ec8a/04556d44-72d8-4125-94b7-dfea33c8c9be/Seb_Website_Picture.jpg People - Seb Robarts Postgraduate student scr2@hw.ac.uk https://images.squarespace-cdn.com/content/v1/5be07b85da02bc61bbe7ec8a/3f0f2c33-59c4-4e69-a8d8-264bc6764984/MicrosoftTeams-image+%2811%29.png People - Miguel Moran Coto Postgraduate student mm253@hw.ac.uk https://images.squarespace-cdn.com/content/v1/5be07b85da02bc61bbe7ec8a/1581329044436-AI2MJNS0DLNS5S0P2CO6/27624865_10211538358070819_3287815184223470256_o.jpg People - Dr. David Bajek Research Associate https://images.squarespace-cdn.com/content/v1/5be07b85da02bc61bbe7ec8a/1614692989076-ZZOIIOBZLP3SOJL3VW54/Profile+Pic.jpg People - Danny Hunter Postgraduate student https://images.squarespace-cdn.com/content/v1/5be07b85da02bc61bbe7ec8a/1602693517790-LE0XPW4APM34FJDV06GG/Website%2Bpic%2BEwan.jpg People - Ewan Allan Postgraduate student https://mccrackenlab.squarespace.com/publications daily 0.75 2026-03-16 https://images.squarespace-cdn.com/content/v1/5be07b85da02bc61bbe7ec8a/1541506358383-KXXU0VYYJWW4NLCNGHTR/IMG_0128_cropped.png Publications https://mccrackenlab.squarespace.com/funding daily 0.75 2021-05-24 https://images.squarespace-cdn.com/content/v1/5be07b85da02bc61bbe7ec8a/1541506608161-WBXNLJ6G7H8FU9PAR242/IMG_0128_cropped.png Funding https://images.squarespace-cdn.com/content/v1/5be07b85da02bc61bbe7ec8a/1621850635435-DTJQE3O2MBSGCUFE0PEP/RSE-Horizontal-Primary-Logo-Black-1-400x81.png Funding - Multi-coloured pulsed lasers for next-generation fluorescence microscopy https://images.squarespace-cdn.com/content/v1/5be07b85da02bc61bbe7ec8a/1571148296677-QE2UXJG8J9AXA7SY4XAQ/STFC+UKRI+Full+colour+CMYK+300dpi.jpg Funding - High energy OPOs for deep-tissue microscopy https://images.squarespace-cdn.com/content/v1/5be07b85da02bc61bbe7ec8a/1541579338432-RG02Q98EH31D3EUY7QTW/KTP-Innovate-UK-logo-450x267.jpg Funding - Development of OPO technologies for life science imaging Co-funded by Innovate UK, EPSRC & the SFC https://images.squarespace-cdn.com/content/v1/5be07b85da02bc61bbe7ec8a/1541580080141-WJGFHY3I8OPC8OEXSDCA/EPSRC%26UKRI%26Innovate.png Funding - High-speed quantum RNG for secure communications Innovate UK co-funded by EPSRC https://mccrackenlab.squarespace.com/cairo daily 0.75 2025-01-16 https://images.squarespace-cdn.com/content/v1/5be07b85da02bc61bbe7ec8a/dc0e6519-8292-4058-a787-65b757604749/Pigpen-cipher-lead.jpg cairo - Make it stand out Whatever it is, the way you tell your story online can make all the difference.