Results 1 to 10 of about 87,950 (206)

Theoretical Study of Ultra-Fast Laser Lift-Off of Carbon Nanotube-Integrated Polyimide Films [PDF]

open access: yesNanomaterials
In this paper, ultra-fast laser lift-off (LLO) of carbon nanotube (CNT)-integrated polyimide film (PI) was investigated by different laser burst mode and pulse intervals using the two-temperature model. By comparing the temperature field distributions of
Run Bai   +8 more
doaj   +2 more sources

Ultrafast subwavelength CVD-graphene nanoheater for the generation of broadband photoacoustic waves [PDF]

open access: yesPhotoacoustics
Efficient operation of light-to-pressure transducers and flexible fabrication on demand are key factors for the use of photoacoustic devices in various biomedical disciplines.
A. Rezaei   +8 more
doaj   +2 more sources

Laser Fabrication and Comparative Study of Planoconcave and Planoconvex Microlenses on Fused Silica and Sapphire [PDF]

open access: yesMicromachines
We report on fabricating planoconcave lenses using a picosecond 355 nm wavelength laser and a CO2 laser. We also report the fabrication of the planoconvex microlens array on fused silica by patterned micromachining using a picosecond laser and reshaping ...
Narayana R. Gottumukkala   +2 more
doaj   +2 more sources

A split-face study evaluating the efficacy of a topical antioxidant cream containing tocotrienol after 1064-nm picosecond Nd:YAG laser treatment for environment-induced skin pigmentation [PDF]

open access: yesArchives of Aesthetic Plastic Surgery, 2021
Background This study aimed to evaluate the efficacy and safety of a topical antioxidant cream containing tocotrienol after 1064-nm picosecond neodymium-doped yttrium aluminum garnet (Nd:YAG) laser treatment for environment-induced skin pigmentation ...
Moon Seok Kang   +3 more
doaj   +1 more source

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

Delayed but long-term resolution of nevus of Ota after cessation of picosecond 755-nm alexandrite laser treatments [PDF]

open access: yesJAAD Case Reports
Angela Moore, MD   +5 more
doaj   +2 more sources

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

Rietveld in 100 picoseconds [PDF]

open access: yesJournal of Applied Crystallography, 2021
A recent article by Von Dreele, Clarke & Walsh [J. Appl. Cryst. (2021), 54, https://doi.org/10.1107/S1600576720014624] introduces an entirely new paradigm in structure determination, where a complete structural measurement is made in a tenth of a nanosecond.
openaire   +2 more sources

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

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