Results 11 to 20 of about 166,743 (295)

High-performance γ-MnO2 Dual-Core, Pair-Hole Fiber for Ultrafast Photonics

open access: yesUltrafast Science, 2023
Manganese dioxide (MnO2) is a widely used and well-studied 3-dimensional (3D) transition metal oxide, which has advantages in ultrafast optics due to large specific surface area, narrow bandgap, multiple pores, superior electron transfer capability, and ...
Xiaohui Li   +12 more
doaj   +1 more source

Harmonics Generation in the Laser-Induced Plasmas of Metal and Semiconductor Carbide Nanoparticles

open access: yesNanomaterials, 2022
Carbon-containing plasma is an attractive medium for generation of harmonics of laser pulses in the extreme ultraviolet range. We ablate two metal carbide (B4C and Cr3C2) nanoparticles and silicon carbide (SiC) nanoparticles and generate harmonics after ...
Vyacheslav V. Kim   +4 more
doaj   +1 more source

High-order harmonics generation in the laser-induced lead-free perovskites-containing plasmas

open access: yesScientific Reports, 2022
High-order harmonics generation in the laser-induced plasmas produced on the surfaces of lead-free perovskites is studied. We analyze the harmonics generation in (CH3NH3)2CuCl4 and (CH3NH3)2CuBr4 plasmas during their ablation by the femtosecond ...
Vyacheslav V. Kim   +6 more
doaj   +1 more source

Laser-induced periodic surface structured electrodes with 45% energy saving in electrochemical fuel generation through field localization

open access: yesOpto-Electronic Advances, 2022
Electrochemical oxidation/reduction of radicals is a green and environmentally friendly approach to generating fuels. These reactions, however, suffer from sluggish kinetics due to a low local concentration of radicals around the electrocatalyst. A large
Chaudry Sajed Saraj   +5 more
doaj   +1 more source

Long-Time Persisting Superhydrophilicity on Sapphire Surface via Femtosecond Laser Processing with the Varnish of TiO2

open access: yesNanomaterials, 2022
The acquiring of superhydrophilic surfaces attracts the strong interest in self-cleaning, anti-fogging and anti-icing fields based on the unique features.
Dandan Yan   +5 more
doaj   +1 more source

Super-regular femtosecond laser nanolithography based on dual-interface plasmons coupling

open access: yesNanophotonics, 2021
Advances in femtosecond laser-material interaction facilitate the extension of maskless optical processing to the high efficiency and deep-subwavelength scale.
Xie Hongbo   +6 more
doaj   +1 more source

Optimising zero-order suppression in ion-exchanged phase gratings [PDF]

open access: yesEPJ Web of Conferences, 2020
Ion-exchange in glass is a well-known technique to fabricate phase optical elements. For elements with reduced dimensions, the side diffusion, intrinsic to ion-exchange processes, can affect the performance of these elements if it is not taken into ...
Montero-Orille Carlos   +6 more
doaj   +1 more source

THE OPERATIONAL MODE OF OPTICAL MICROSCOPE APPLYING PHOTONIC JET MICROSCOPY

open access: yesSpektra: Jurnal Fisika dan Aplikasinya, 2021
The previous experimental research on microsphere parameters applying photonic jet microscopy in free space revealed if the relative indexes come near to two, it needs larger microspheres. It also means if the relative indexes come near to one, it needs smaller microsphere.
Abdurrochman, Andri   +4 more
openaire   +3 more sources

A versatile interferometric technique for probing the thermophysical properties of complex fluids

open access: yesLight: Science & Applications, 2022
Laser-induced thermocapillary deformation of liquid surfaces has emerged as a promising tool to precisely characterize the thermophysical properties of pure fluids.
Gopal Verma   +6 more
doaj   +1 more source

Tunable metasurfaces for visible and SWIR applications

open access: yesNano Convergence, 2020
Demand on optical or photonic applications in the visible or short-wavelength infrared (SWIR) spectra, such as vision, virtual or augmented displays, imaging, spectroscopy, remote sensing (LIDAR), chemical reaction sensing, microscopy, and photonic ...
Chang-Won Lee   +2 more
doaj   +1 more source

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