TRUMPF@TRUMPF_NewsOptics industryPicksAI score5959
Why we recommend it: Order growth coincided with higher margins. Combined with the semiconductor and data center demand cited in the press release headline, this offers a read on the changing fortunes of laser equipment makers.
Nature Photonics@NaturePhotonicsOptics industryAI score5151A team from UC Santa Barbara and Caltech published in Optics Letters a chip-scale optical ring laser gyroscope capable of measuring rotations as slow as 37 degrees per hour, approaching Earth's rotation rate of 15 degrees per hour. The device is based on a low-noise Brillouin laser in a silicon nitride waveguide photonic integrated circuit, can be fabricated with standard CMOS processes, requires only milliwatt-level optical power, and offers nearly 2,000-fold higher sensitivity than the team's earlier device.
Why we recommend it: Compared with the team's earlier silicon nitride Brillouin gyroscope rated at 72,000 degrees per hour, this is nearly a 2,000-fold improvement, helping gauge how far on-chip optical gyroscopes are from navigation applications.
The Joint Laboratory for High Power Laser and Physics at the Shanghai Institute of Optics and Fine Mechanics (SIOM) has proposed a laser spot analysis system based on an improved YOLOv8-seg to meet the need for rapid, precise alignment of optics along the full chain of high-power laser facilities, and has completed experimental validation.
Why we recommend it: The original paper demonstrates a deep learning segmentation model for laser facility alignment, a case of AI entering optical assembly and adjustment
Researcher Tian Ye and Academician Li Ruxin at the Shanghai Institute of Optics and Fine Mechanics (SIOM), together with Researcher Pan Yiming at ShanghaiTech University and colleagues, have proposed a new mechanism that uses the quadratic phase accumulated during the propagation of free-electron quantum wave packets to simultaneously achieve selectable high-harmonic bunching and synthesis of nonclassical quantum light, linking quantum state control, high-harmonic radiation and quantum light synthesis.
Why we recommend it: The original paper proposes a unified framework for free-electron lasers and quantum light sources, relevant to novel light source research
Researchers at the Joint Laboratory for High Power Laser Physics at the Shanghai Institute of Optics and Fine Mechanics studied the internal dynamics of spatiotemporal optical vortex strings, uncovering phenomena such as spatiotemporal attraction and filamentation stretching. The results were published as "Probing Internal Dynamics of Spatiotemporal Optical Vortex Strings".
A team from the State Key Laboratory of Ultra-Intense Laser Science and Technology at the Shanghai Institute of Optics and Fine Mechanics (SIOM) achieved few-cycle nonlinear pulse compression in a dispersion-engineered folded multi-pass cell, producing high-power few-cycle ultrafast laser pulses. The results were published in Optics Letters.
Why we recommend it: The original article presents a multi-pass cell compression scheme for few-cycle pulses, relevant to high-power ultrafast lasers
A team led by researcher Wei Chaoyang at the Shanghai Institute of Optics and Fine Mechanics has published a review systematically covering the full technology chain of CO2 laser processing of fused silica optical components, from fundamental physical mechanisms to advanced functional applications.
A team led by researcher Tian Ye and academician Li Ruxin at the Shanghai Institute of Optics and Fine Mechanics has proposed a new mechanism in which intense lasers excite surface waves on microwires that interact with relativistic charged particles to efficiently modulate spin. The approach is universal for leptons and ions and applies to particles at energies of GeV and even TeV.
A team from the State Key Laboratory of Ultra-Intense Laser Science and Technology at the Shanghai Institute of Optics and Fine Mechanics (SIOM) achieved, for the first time, all-optical arbitrary control of chirality and ellipticity in solid-state high harmonics through dynamical symmetry engineering and quantum geometric phase manipulation.
Why we recommend it: The original article presents an all-optical means of controlling solid-state high-harmonic polarization, relevant to circularly polarized attosecond light sources
A team led by researcher Hu Lili at the Shanghai Institute of Optics and Mechanics, Chinese Academy of Sciences, studied how compositional substitution in neodymium-doped phosphate laser glass affects structure and performance, providing a basis for Nd:glass materials used in high-repetition-rate lasers.
Jixi Semiconductor, an incubated company of the Hangzhou Institute of Optics and Mechanics, has completed a Pre-A financing round worth tens of millions of yuan, jointly invested by Shanghai Science and Technology Innovation Fund, CASSTAR and Zhongying Venture Capital. The funds will be used for PCSEL (photonic crystal surface-emitting laser) product R&D and capacity expansion.
A team led by Yang Shanglu at the Shanghai Institute of Optics and Fine Mechanics has suppressed brittle intermetallic compounds in laser joining of dissimilar Ti/Ni materials, improving joint reliability.
The Joint Laboratory for High-Power Laser Physics at the Shanghai Institute of Optics and Fine Mechanics has proposed a measurement method for nonlinear phase shift (B-integral) in high-power laser facilities.
The Shanghai Institute of Optics and Fine Mechanics has made progress in research on the mechanism of nanosecond ultraviolet laser damage in PMMA optical components.
SIOM has made progress in petawatt laser-driven multi-pulse, multi-angle ultrafast X-ray imaging.
Why we recommend it: The source provides specific data and details that help assess actual progress in this direction
SIOM has made a major breakthrough in accelerating high-energy protons using transition radiation fields.
Why we recommend it: The source provides specific data and details that help assess actual progress in this direction
The Shanghai Institute of Optics and Fine Mechanics has revealed strong-field radiation reaction effects in cosmic fast radio bursts.
The Shanghai Institute of Optics and Fine Mechanics has published a review summarizing the applications, challenges and outlook of machine learning in inertial confinement fusion.
A team led by Academician Zhang Xuejun at the Changchun Institute of Optics, Fine Mechanics and Physics published a paper in Laser & Photonics Reviews, proposing direct writing of amorphous silicon thin films with femtosecond lasers below the ablation threshold, using residual stress from solid-phase transformation to form controllable nanoscale surface topography.
SIOM has made progress in research on high-repetition-rate, high-power ultrafast lasers.
Why we recommend it: The source provides specific data and details that help assess actual progress in this direction
The Shanghai Institute of Optics and Fine Mechanics (SIOM) has developed an intelligent distributed control system for a laser wakefield accelerator.
A team led by Researcher Fang Yonghua at the Hefei Institutes of Physical Science has developed a dual-differential sphere-tube coupled photoacoustic-scattering system that simultaneously obtains aerosol absorption and scattering coefficients at 450 nm and 532 nm within a single sampling path and shared measurement volume. The results were published in Photoacoustics. Two laser beams are modulated at 2572 Hz and 169 Hz and demodulated by frequency using an FPGA-based digital lock-in amplifier. With a 1 s integration time, detection limits for the 532 nm absorption and scattering channels are 1.2 Mm⁻¹ and 1.32 Mm⁻¹, respectively.
A team led by Researcher Meng Bo at the Changchun Institute of Optics, Fine Mechanics and Physics published a paper in Laser & Photonics Reviews presenting a mid-infrared quantum cascade laser with a goblet-shaped waveguide structure, using selective wet etching of the active region and eliminating the semi-insulating InP lateral regrowth process. A 1 mm x 3 um device achieved a continuous-wave threshold power consumption of about 1 W at 293 K, an output power above 27 mW, and a room-temperature pulsed wall-plug efficiency of 3.9%. A 2 um-wide device achieved stable single-mode lasing across the entire current range, with a side-mode suppression ratio of about 20 dB.
Why we recommend it: The goblet-shaped waveguide eliminates the semi-insulating InP regrowth process through selective wet etching. The original paper gives room-temperature continuous-wave threshold power consumption and wall-plug efficiency, which can be compared with buried heterostructure devices for context.
Teams led by Fu Yuxi and Cao Huabao at the Xi'an Institute of Optics and Precision Mechanics have made new progress in high-repetition-rate, high-energy ultrafast thin-disk lasers.
Why we recommend it: The original article provides specific data and details that help assess the actual progress in this direction.
Wang Jun's team at the Shanghai Institute of Optics and Mechanics has made new progress in research on high-power laser protection mechanisms.
The Shanghai Institute of Optics and Mechanics has made progress in amplitude-frequency modulation monitoring for high-power laser drivers used in inertial confinement fusion.
The Laser Technology Center at AIOFM published a paper in Optics Express describing the introduction of Gd3+ and Pr3+ into YAP crystals to obtain Er,Pr:GYAP crystals, achieving high-energy laser output at 2.7 micrometers using LD side pumping.
The Basic Science Center of the Anhui Institute of Optics and Mechanics published three results in Optics and Laser Technology, Optics Express, and Optics Letters, improving the measurement accuracy and spectral resolution of laser heterodyne radiometers (LHR).
A team led by Academician Wang Lijun at the Changchun Institute of Optics, Fine Mechanics and Physics, together with Zheng Chuantao's team at Jilin University, published a paper in Optics and Laser Technology proposing an 8-channel complex-coupled DFB semiconductor laser array based on high-order surface gratings and periodic current injection, requiring neither epitaxial regrowth nor nanoscale lithography.
A team led by researcher Meng Bo at the Changchun Institute of Optics and Mechanics published a paper in Light: Science & Applications proposing a multistate-to-continuum (MTC) active-region design based on diagonal transitions, and used MOCVD to grow a mid-infrared quantum cascade laser with a single active region and an ultrabroad gain spectrum.
Why we recommend it: The diagonal-transition design from multiple states to continuum states lets several transition channels contribute gain simultaneously. The original text gives lasing spectral widths of 1.2 µm at room temperature and 1.93 µm at 80 K, directly relevant to applications such as mid-infrared frequency combs.
The Hangzhou Institute of Optics and Mechanics, together with the Russell Center for Advanced Lightwave Science, Hengying Technology, Chuxin Optoelectronics, Hengmai Optics, Tuozhi Optoelectronics, and Yuexin Microelectronics, will attend LASER World of PHOTONICS CHINA 2026, held from March 18 to 20. The participating companies cover fields including infrared optical materials, semiconductor lasers, ultra-precision machining equipment, microstructured specialty optical fibers, volume grating devices, and high-end analog chips. This year's exhibition brings together more than 1,400 exhibitors from around the world, with an exhibition area exceeding 100,000 square meters.
The National Natural Science Foundation of China international cooperation innovation team project, led by the Russell Center for Advanced Lightwave Science at the Hangzhou Institute of Optics and Mechanics, was launched at the institute on February 8. The project is headed by Professor Philip Russell, with Professor Wang Pengfei's team at Northeast Normal University as the collaborating institution, and runs from January 1, 2026 to December 31, 2028. Focusing on hollow-core fiber, the project addresses challenges such as balancing low loss with high mode purity, controlling broadband ultraviolet pulses, and insufficient mid-infrared pulse performance, through research on optical fiber microstructure design and ultraviolet-to-mid-infrared ultrafast laser technology.
The Russell Center at the Hangzhou Institute of Optics and Mechanics, together with the Shanghai Institute of Optics and Fine Mechanics, published a paper in High Power Laser Science and Engineering, demonstrating high-quality transmission and precision machining of high-power picosecond lasers using a single-ring anti-resonant hollow-core fiber.
The Hangzhou Institute of Optics and Fine Mechanics exhibited with four incubated companies, Hengying Technology, Yinhu Laser, Jiayue Intelligent, and Hengmai Optics, at the 2025 Laser Manufacturing and Additive Manufacturing Exhibition, showcasing industrialized products from optoelectronic industry-chain technologies. The exhibition was held November 29-30 at the China National Convention Center in Beijing, bringing together 296 industry-leading companies, universities, and research institutions across an exhibition area of 22,000 square meters. The participating companies covered infrared optical materials, laser micro- and nano-processing of chip packaging materials, high-temperature intelligent equipment, and other fields.
Aiou Optics, a company incubated by the Hangzhou Institute of Optics and Fine Mechanics, has completed an A+ financing round of tens of millions of yuan, jointly invested by the Daohe Tuojing Chip Chain Fund and Juntong Capital. The funds will mainly go toward product development and capacity expansion to meet demand from the domestic semiconductor equipment industry for high-end lasers. Aiou Optics' intelligent stabilized lasers target applications including laser debonding, silicon wafer stealth dicing, glass through-hole processing, and display panel processing.
Jingfei Semiconductor, a platform-invested company of the Hangzhou Institute for Optics and Photonics, has been included in the "Beijing 2025 Second Group of High-Tech Enterprises" list. Jingfei Semiconductor is a manufacturer of precision semiconductor laser processing equipment and has achieved mass production of 8/12-inch silicon carbide laser lift-off equipment.
Ruier Mingkang (Zhejiang) Medical Technology Co., Ltd. has launched the DF600 series, China's first fully domestic laser fundus camera. Using a laser as its sole light source combined with confocal pinhole technology, the device enables layered imaging of the fundus. Its minimum imaging field reaches 130 degrees, while intelligent stitching covers up to 260 degrees. It requires only a 2 mm pupil without dilation, captures images in 0.1 seconds, and features built-in proprietary AI algorithms that identify the optic disc, blood vessels, macula, and hemorrhage spots without an internet connection. The DF600 has been deployed in endocrinology, health screening, emergency care, and other settings.
The Hangzhou Institute of Optics and Fine Mechanics exhibited at the 26th China International Optoelectronic Exposition together with seven incubated companies: Hengying Technology, Fuja Gallium, Tuozhi Optoelectronics, Aiou Optics, Muqi Optoelectronics, Yuexin Microelectronics, and Chuxin Optoelectronics. The group showcased industrialized products from optoelectronic industry-chain technologies, including infrared optical materials, gallium oxide single-crystal substrates and epitaxial wafers, volume Bragg gratings, ultrafast lasers, optical modules, semiconductor pump sources, and ADC chips.
Jingfei Semiconductor has achieved lift-off of 12-inch silicon carbide wafers using its self-developed laser lift-off equipment. The technology has previously been validated by multiple customers in the 6-inch and 8-inch silicon carbide segments. Compared with mainstream 6-inch wafers, 12-inch wafers offer about four times the usable area and reduce per-chip costs by 30% to 40%. This breakthrough breaks the technological monopoly held by overseas manufacturers in large-size silicon carbide processing equipment and provides equipment support for expanding silicon carbide capacity.