Results 11 to 20 of about 155,967 (379)

High Stability Industrial-Grade Nd: YVO4 Picosecond Laser Amplifier With High Average Output Power

open access: yesFrontiers in Physics, 2022
We demonstrate a high-power Nd: YVO4 picosecond laser amplifier that is capable of generating 51.5 W of average output power at a wavelength of 1,064 nm, with a repetition rate of 70 MHz and a pulse duration of 8.5 ps.
Zhenao Bai   +5 more
doaj   +1 more source

Water-supported femtosecond laser ablation of Nitinol for cardiovascular stents

open access: yesCurrent Directions in Biomedical Engineering, 2022
Nitinol became one of the most prominent materials for biomedical devices. The unique properties such as the shape memory effect and the superelasticity enabled new applications, particularly in the field of stent technologies.
Grossmann Swen   +5 more
doaj   +1 more source

Application of Picosecond Laser in Dermatology

open access: yesBerkala Ilmu Kesehatan Kulit dan Kelamin (Periodical of Dermatology and Venerology), 2023
Background: Lasers are one of the most important treatment modalities in dermatology. Lasers interact with chromophores through several mechanisms that depend on fluence and pulse durations.
Lunardi Bintanjoyo, Diah Mira Indramaya
doaj   +1 more source

Ablation characteristics and material removal mechanisms of a single-crystal diamond processed by nanosecond or picosecond lasers.

open access: yesOptics Express, 2021
The microstructures on a diamond surface have attracted extensive attention in microelectronics, ultra-precision machining tools, and optical elements, etc.
Hualu Wang   +5 more
semanticscholar   +1 more source

10 kHz repetition rate picosecond green laser for high-accuracy satellite ranging

open access: yesFrontiers in Physics, 2023
Picosecond pulse laser is the main light source for satellite laser ranging. In this paper, a 10 kHz repetition rate picosecond green laser with an average output power of 5.3 W is demonstrated.
Zhongwei Fan   +6 more
doaj   +1 more source

Developments of Picosecond Lasers Based on Stimulated Brillouin Scattering Pulse Compression

open access: yesFrontiers in Physics, 2021
Pulse compression based on stimulated Brillouin scattering (SBS) is a nonlinear optical approach that efficiently converts high-energy nanosecond pulses into the picosecond.
Chen Cao   +12 more
doaj   +1 more source

Laser Fragmentation Synthesis of Colloidal Bismuth Ferrite Particles

open access: yesNanomaterials, 2020
Laser fragmentation of colloidal submicron-sized bismuth ferrite particles was performed by irradiating a liquid jet to synthesize bismuth ferrite nanoparticles. This treatment achieved a size reduction from 450 nm to below 10 nm.
Simon Siebeneicher   +5 more
doaj   +1 more source

Compact 50 W All-Solid-State Picosecond Laser System at 1 kHz

open access: yesApplied Sciences, 2020
Compact, stable, high-power and high repetition rate picosecond laser systems are excellent sources for optical parametric chirped pulse amplification systems and laser satellite ranging systems. Compared with the traditional complex high-power amplifier,
Shuaishuai Yang   +4 more
doaj   +1 more source

Picosecond spin orbit torque switching [PDF]

open access: yesSpintronics XIII, 2019
Reducing energy dissipation while increasing speed in computation and memory is a long-standing challenge for spintronics research. In the last 20 years, femtosecond lasers have emerged as a tool to control the magnetization in specific magnetic ...
K. Jhuria   +15 more
semanticscholar   +1 more source

Comparison of the efficacy and safety of picosecond Nd:YAG laser (1,064 nm), picosecond alexandrite laser (755 nm) and 2% hydroquinone cream in the treatment of melasma: A randomized, controlled, assessor-blinded trial

open access: yesFrontiers in Medicine, 2023
BackgroundIncreasing numbers of studies demonstrated that picosecond lasers (Picos) were effective and safe for melasma. However, A limited number of randomized controlled trials (RCTs) regarding Picos contribute to a modest level of evidence.
Surong Liang   +6 more
doaj   +1 more source

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