# News Sort & Filters close ## Filters Publish Date expand\_more 2018 (2) 2019 (8) 2020 (6) 2021 (13) 2022 (7) 2023 (14) 2024 (6) 2025 (8) 2026 (3) Search Within Results Search Within Results search ## 67 results Show filters filter\_alt Sort by NewestOldestAlphabetical A-ZAlphabetical Z-APublish Date (DESC)Publish Date (ASC) sort list grid\_view ## 67 results [### Q-ing Up Better THz Sensors: guided-mode resonances in thin-film metagratings ](/news/2026/05/q-ing-better-thz-sensors-guided-mode-resonances-thin-film-metagratings) May 29, 2026 Detecting trace amounts of molecules—from explosives to biomarkers—requires highly sensitive sensors. Many molecules exhibit characteristic vibrational and rotational modes in the THz range, providing molecular fingerprints for label-free spectroscopic... ![Artistic rendering of high Q resonator and molecules](/sites/g/files/omnuum6306/files/styles/hwp_16_9__480x270/public/2026-05/sample_v27_ds_adj.png?itok=Du4CZjSV) [### Bright, stable frequency combs enabled by racetrack quantum cascade lasers ](/news/2026/04/bright-stable-frequency-combs-enabled-racetrack-quantum-cascade-lasers) April 07, 2026 Harvard researchers and collaborators at TU Wien have developed a racetrack-shaped quantum cascade laser that generates bright, stable mid-infrared frequency combs on a chip, opening a path toward compact dual-comb spectrometers for gas sensing and... ![Artistic rendering of QCL racetrack](/sites/g/files/omnuum6306/files/styles/hwp_16_9__480x270/public/2026-04/onering_v19hr_1800_300dpi.png?itok=1UgwMBT4) [### First demonstration of the structured Montgomery effect in free space ](/news/2026/01/first-demonstration-structured-montgomery-effect-free-space) January 30, 2026 In the latest publication from our group, Murat Yessenov and colleagues have experimentally demonstrated the Montgomery effect, a long-predicted optical phenomenon in which structured light repeatedly defocuses and refocuses in free space without lenses... ![Montgomery effect, artistic rendition](/sites/g/files/omnuum6306/files/styles/hwp_16_9__480x270/public/2026-01/montgomery_effect.png?itok=stTa7VYl) [### Special Issue of Nanophotonics in honor of Federico Capasso ](/news/2025/12/special-issue-nanophotonics-honor-federico-capasso) December 15, 2025 Nanophotonics has dedicated its latest special issue to Professor Federico Capasso, recognizing his pioneering work and his ongoing influence across the field. The issue features 47 invited papers from groups across the community, along with anecdotes and... ![Nanophotonics Vol 14 Issue 23 cover](/sites/g/files/omnuum6306/files/styles/hwp_16_9__480x270/public/2025-12/Skjermbilde%202025-12-15%20kl.%2014.54.38.png?itok=WGm1omxO) [### Graph‑Engineered Metasurface Packs Quantum Optics onto a Single Chip ](/news/2025/07/graph-engineered-metasurface-packs-quantum-optics-single-chip) July 27, 2025 Quantum photonics promises room‑temperature quantum computers and ultra‑secure networks, yet today’s systems still rely on bulky forests of lenses, mirrors, and beam splitters that are hard to scale. Kerolos M. A. Yousef and colleagues in the Capasso and... ![Artistic representation of quantum graphs](/sites/g/files/omnuum6306/files/styles/hwp_16_9__480x270/public/2025-07/quantum_graphs.png?itok=CdWmEpJE) [### Tunable Ring Laser Chips Broaden Mid-Infrared Wavelength Control ](/news/2025/07/tunable-ring-laser-chips-broaden-mid-infrared-wavelength-control) July 13, 2025 Tunable semiconductor lasers are vital for applications ranging from high-speed telecommunications to gas sensing and medical diagnostics, but existing devices face trade-offs in tuning range, accuracy, and complexity. Theodore P. Letsou, Johannes... ![Artistic rendering of tunable ring laser](/sites/g/files/omnuum6306/files/styles/hwp_16_9__480x270/public/2025-07/TINYRINGS13_hr_0.png?itok=F7Xx9Dlj) [### Integrated Soliton Chips Illuminate the Mid-Infrared ](/news/2025/04/integrated-soliton-chips-illuminate-mid-infrared) April 18, 2025 Integrated light-pulse generators are instrumental in driving data communication systems and spectroscopic sensors. Despite their ubiquity across diverse applications, such chips had not existed for the mid-infrared spectrum—until now. Dmitry Kazakov... ![QCL](/sites/g/files/omnuum6306/files/styles/hwp_16_9__480x270/public/2025-04/7548209C-B359-4E8F-8D5B-2E401FF89FC9.png?h=0672a92d&itok=ULXzhdC-) [### “Optical Rotatum” — A New Twist in Light ](/news/2025/04/optical-rotatum-new-twist-light) April 13, 2025 Vortices are a fundamental phenomenon observed throughout nature, from fluid dynamics and condensed matter systems to the formation of galaxies. In a recent publication, Dorrah et al. introduce the optical rotatum—a new class of light vortex that not only... ![Optical Rotatum](/sites/g/files/omnuum6306/files/styles/hwp_16_9__480x270/public/2025-04/ImgRotatum.jpg?itok=sZGhdmwE) [### Free standing bilayer metasurfaces opening the doors to novel flat optics devices ](/news/2025/04/free-standing-bilayer-metasurfaces-opening-doors-novel-flat-optics-devices) April 02, 2025 Our latest publication, Dorrah et al. demonstrates a free-standing bilayer metasurface, unveiling new possibilities for advanced polarization control, through realizing asymmetric Jones matrices, thus enabling asymmetric functionality of a single optical... description [### Harvard-born startup Metalenz featured in the Harvard Gazette ](/news/2025/03/harvard-born-startup-metalenz-featured-harvard-gazette) March 29, 2025 Metalenz, a startup cofounded by Capasso Group alumnus Rob Devlin and Professor Federico Capasso, and based on metasurface research conducted during Devlin's time at Harvard, is featured in a new article by The Harvard Gazette. The piece traces the... ![Image from Metalenz](/sites/g/files/omnuum6306/files/styles/hwp_16_9__480x270/public/2025-04/Skjermbilde%202025-04-28%20kl.%2011.47.38.png?itok=tJoROoh0) [### Cascaded-mode interferometers ](/news/2025/03/cascaded-mode-interferometers) March 26, 2025 Our latest publication demonstrates a novel cascaded-mode interferometer which uses interference of multiple transverse modes within a single multimode waveguide to achieve arbitrary spectral shapes in a compact geometry. Through the use of engineered... description [### Joshua Mornhinweg honored with the dissertation prize of the faculty of physics of the University of Regensburg ](/news/joshua-mornhinweg-honored-dissertation-price-faculty-physics-university-regensburg) August 15, 2024 Dr. Mornhinweg has received the dissertation prize of the Faculty of Physics of the University of Regensburg, Germany, for his outstanding PhD thesis on “Tailoring and non-adiabatic control of deep-strong light-matter coupling”. The yearly prize is... ![Joshua receiving the dissertation price](/sites/g/files/omnuum6306/files/styles/hwp_16_9__480x270/public/joshua_award.jpg?itok=Ojbu1lzm) - Previous page chevron\_left - [1](?page=0 "Current page") - [2](?page=1 "Go to page 2") - [3](?page=2 "Go to page 3") - [ Last page 6 ](?page=5 "Go to last page") - [ Next page chevron\_right ](?page=1 "Go to next page")