Articles tagged with Pulse Lasers
Scientists have successfully measured ultrafast electric fields using a diamond nonlinear probe, achieving femtosecond temporal and nanometer spatial resolution. This breakthrough enables the detection of local electric field dynamics near surfaces with unprecedented precision.
Researchers have developed Laser Ablation Dry Aerosol Printing (LADAP) that generates nanoparticles from solid targets using pulsed laser ablation, enabling the printing of metals and oxides without inks. The technique produces structures with fine-resolution microstructures and thick deposition within a high-throughput process.
Researchers at Sun Yat-sen University create a new method for fabricating ultra-uniform surface structures with features as small as 46 nanometers. The technique uses a carefully tuned femtosecond laser under water immersion, overcoming the challenge of creating uniform nanostructures smaller than 100 nanometers.
Researchers developed a novel fabrication method for thin-film temperature sensors that operate across an exceptionally wide temperature range, from –50 °C to 950 °C. The technique eliminates the need for complex protective layers, making it faster and cheaper to produce sensors.
The US National Science Foundation-funded ZEUS facility at the University of Michigan has roughly doubled the peak power of any other laser in the country with its first official experiment reaching 2 petawatts. Research at ZEUS will have applications in medicine, national security, materials science and astrophysics.
Researchers developed a novel scanning electron microscopy technique to visualize instantaneous material states in high-speed devices. The method achieves resolutions of up to 43 picoseconds, allowing for the measurement of electrical circuit performance across GHz frequencies.
Researchers developed an index to optimize picosecond laser treatment for skin blemishes, showing low complication rates and high efficacy. The wavelength-dependent indicators are expected to improve the safety and effectiveness of the treatment.
Scientists from the University of Rochester have developed a novel approach to clean up pollution from PFAS, known as 'forever chemicals', found in various products. The new electrocatalytic method uses laser-made nanomaterials made from nonprecious metals, nearly 100 times cheaper than existing methods.
Researchers from The University of Texas at Austin have demonstrated a compact particle accelerator that produces an electron beam with an energy of 10 billion electron volts (10 GeV) in a chamber less than 20 meters long. The breakthrough uses nanoparticles to boost the energy delivered to electrons, enabling new applications in semic...
Scientists at ELI ALPS developed a high-flux 100kHz attosecond pulse source driven by a high-average power annular laser beam. The method relies on the strong field effect of high harmonic generation to separate attosecond pulses from the driving laser beam.
Scientists at Nanyang Technological University, Singapore, have developed a durable coating that prevents fogging and 'self-cleans' under sunlight exposure. The coating shows excellent adherence to the plastic surface and maintains durability in tests, offering an attractive long-term solution for various applications.
Researchers have developed a method to achieve nature-inspired superwettability using femtosecond lasers. The technique enables the creation of hierarchical microstructures that promote water repellency on various materials, leading to applications in anti-liquids, self-cleaning, and other fields.
Researchers at Nagoya City University developed a novel approach for surface disinfection using harmless visible light, inactivating bacteria and viruses. The study's findings suggest that photothermal effects caused by pulsed laser irradiation can instantly destroy pathogenic microorganisms.