Articles tagged with Solid State Lasers
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Researchers have developed a new material, coronene-Br2 NDA cocrystal, which converts solar heat into electricity with an exceptional photothermal conversion efficiency of 67.2% under 808 nm irradiation. The material is integrated into a thermoelectric generator to achieve high-performance solar-thermoelectric energy harvesting.
Researchers demonstrate ultrafast transparency switching across multiple wavelengths using single laser excitation in germanium, opening possibilities for advanced optical technologies. The study highlights the potential of Ge as a key material for ultrafast optical switching with promising applications in high-speed data transmission ...
Researchers developed a compact, solid-state laser system that generates 193-nm coherent light, marking the first 193-nm vortex beam produced from a solid-state laser. This innovation enhances semiconductor lithography efficiency and opens new avenues for advanced manufacturing techniques.
Researchers are exploring halide perovskites, a material that converts sunlight into energy efficiently. The team created distinct properties using ultra-cool methods, enabling mass production of solar cells.
Researchers have developed a new multi-functional device that enables simultaneous optical, microwave, and strain control of multiple solid-state color centers. The device is promising for advancing the scalability of solid-state color centers in larger quantum computers and networks.
Researchers from six teams in five labs worldwide used self-driving labs to discover 21 top-performing OSL gain candidates, accelerating the discovery process by months. The decentralized workflow enabled rapid replication of experimental findings and democratized the discovery process.
Researchers have developed VECSELs with record output power and absolute frequency stability, overcoming the hurdle of spectral differences between glass fibers and quantum bits. These lasers enable low-loss transmission and precise frequency conversion for quantum internet applications.
A team of researchers from the Chinese Academy of Sciences has successfully developed a high-power, narrow-linewidth solid-state deep ultraviolet laser at 193 nm using LBO crystals. The generated DUV laser exhibits an average power of 60 mW and a linewidth of approximately 640 MHz, setting new benchmarks in efficiency values.
A team of researchers from the Max Born Institute has demonstrated a new approach to all-attosecond pump-probe spectroscopy using a compact intense attosecond source. This enables the investigation of extremely fast electron dynamics in the attosecond regime, which is not accessible by current attosecond techniques.
A team of researchers from the universities of Mainz, Olomouc, and Tokyo has successfully generated a logical qubit from a single light pulse that can correct errors. This breakthrough uses a photon-based approach to overcome the limitations of current quantum computing technology.
The researchers successfully created a stable hybrid laser by 3D printing micro-optics onto fibers, reducing the size and cost of traditional lasers. The new design enables high-power laser sources with compactness and robustness, opening up opportunities for applications such as autonomous vehicles, medical procedures, and lithography.
Researchers at Texas A&M's Institute for Quantum Science and Engineering are part of a $42 million program to advance laser-driven fusion energy. The RISE hub will focus on innovative target concepts, excimer gas lasers, and solid-state laser drivers to open up novel IFE regimes.
The University of Rochester is awarded funding to design and prototype the EP-OPAL facility, which will enable the creation of the highest-power laser system in the world. The facility aims to reestablish US leadership in high-peak-power lasers and fundamental science.
The researchers successfully achieve ultra-low single mode lasing threshold of 17 μW with a small size of ~2.5×2.5 μm² and precise wavelength engineering capabilities. The mini-BIC lasers offer a perspective light source for future PICs aiming at high-capacity optical communications, sensing and quantum information.
Researchers have discovered Rydberg moiré excitons in WSe2 monolayer semiconductor adjacent to graphene, exhibiting multiple energy splittings and a pronounced red shift. The discovery holds promise for applications in sensing and quantum optics due to the strong interactions with the surroundings.
Researchers developed a one-dimensional suspended high-contrast grating structure to enable directional lasing with high energy efficiency. The device can adjust the emission angle over a wide range, from -40° to +40°, making it suitable for solid-state LiDAR applications.
The NASA Deep Space Optical Communications project has successfully demonstrated a new type of laser system that can transmit large amounts of data, including high-definition images and video, through space. The system uses a combination of flight and ground-based lasers to establish an optical link between spacecraft and Earth.
Researchers developed a new lidar technique using 3D flash lidar combined with super-resolution algorithm for hazard avoidance during landing. The technique improved the precision and safety of robotic vehicles on Mars, enabling them to navigate through challenging environments.
Researchers have developed a direct method for generating complex structured light through intracavity nonlinear frequency conversion. This technique uses transverse mode locking to produce vortex beams, which are then converted into second-harmonic generation beams with distinct structural characteristics. The study demonstrates the p...
Researchers at Politecnico di Torino developed a new method for creating nanoresonators using 3D printing, achieving mechanical performances similar to silicon-based devices. The technique enables the creation of complex and miniature sensors with improved sensitivity and strength.
Researchers have developed an unconventional method for controlling solid-state spin qubits using anti-Strokes (AS) excitation, which reduces the energy requirement compared to conventional Strokes excitation. This breakthrough enables improved quantum information processing and high-sensitivity quantum sensing capabilities.
The research team developed a new ultrafast fiber laser that produces an average power of over 10 kW without significant degradation in beam quality. This technology paves the way for industrial-scale materials processing and visionary applications such as space debris removal.
Researchers at Skoltech have developed a method to synthesize artificial solid-state crystal structures using only laser light, creating arbitrarily shaped and reprogrammable lattices for exciton-polaritons. This allows for the study of dissipative many-body quantum physics in a unique lattice environment.
A Yale-led research team has developed a new approach to stabilize high-power lasers by introducing chaotic cavities, reducing laser instabilities and promoting stable beam profiles. The innovative method is scalable to increasing power levels and can be applied to various types of high-power lasers.
The NASA Mars 2020 rover will feature a new SuperCam instrument with Raman spectroscopy capabilities, allowing it to detect carbon-based signatures of organic materials. The instrument uses a conduction-cooled laser system and can produce 1000 shots in one burst, significantly improving sampling efficiency.
Researchers at ICFO and MPL create a hollow-core photonic crystal fiber system producing single-cycle IR pulses at an unprecedented repetition rate of 160 kHz. This enables applications such as real-time electron motions observation in single molecules, opening a window to watching subatomic processes during chemical reactions.
Lasertools, a Brazilian company, has extended its use of solid-state neodymium-doped lasers to increase power levels and processing speed, making micromachining more feasible. The company developed laser manufacturing methods for biocompatible metal implants, including coronary stents.
Researchers have generated femtosecond pulses in mid-infrared wavelengths, opening opportunities for research in physics, chemistry and biomedicine. The new technique allows scientists to study atomic processes taking place in atoms, molecules and solids with unprecedented speed.
Researchers at Moscow Institute of Physics and Technology developed a novel ceramic-based laser, twice as effective as other solid-state lasers. The laser is used in surgical operations and has a wavelength that does not damage underlying tissue, making it ideal for medical purposes.
Researchers have developed a way to print lasers using an inkjet printer, creating 'lasing capsules' that can be easily disposed of after use. The tech estimates production costs at just a few cents per unit.
Researchers created an efficient diode-pumped eye-safe laser using GdAl3 single crystals co-doped with Er and Yb. The laser emits safe wavelengths for human eyes and has advantages in telecoms due to low atmospheric losses.
The Office of Naval Research is developing a solid-state laser weapon prototype with multi-mission capabilities. The program aims to provide Sailors with a non-lethal defense against small boat threats and aerial targets.
Researchers at UCSB's Solid State Lighting and Display Center have achieved lasing operation in nonpolar gallium nitride semiconductors, demonstrating the world's first nonpolar blue-violet laser diodes. These devices have numerous commercial applications, including high-density optical data storage for high definition displays and video.
Researchers at Los Alamos National Laboratory have developed a new method for growing crystalline and polycrystalline gallium nitride films using energetic neutral atom-beam lithography/epitaxy. The technique allows for the growth of GaN films on various inexpensive substrate materials, including glass and polymers.
Researchers have created a laser without mirrors using powdered layers of zinc oxide and gallium nitride. The device amplifies light using a disordered structure, creating feedback to form lasing cavities and producing blue laser light.
Researchers have successfully demonstrated intersubband stimulated emission in an actual device structure, showing the potential for a tunable, mid-infrared solid-state laser. The new design is simpler and more efficient than previous concepts, with the ability to be tuned to specific wavelengths.