Results 21 to 30 of about 2,614,293 (181)
Extremely Ultranarrow Linewidth Based on Low-Symmetry Al Nanoellipse Metasurface
Nanomaterials, 2022 Plasmonic nanostructures with ultranarrow linewidths are of great significance in numerous applications, such as optical sensing, surface-enhanced Raman scattering (SERS), and imaging.
Liangyu Wang +3 more
doaj +1 more source
Frontiers in Physics, 2023 A photoacoustic module based on a novel 273 nm deep-ultraviolet light-emitting diode (DUV-LED) was developed for sulfur dioxide (SO2) detection. The DUV-LED with an emission angle of 60° emitted a power of 10 mW.
Yujing Jing +11 more
doaj +1 more source
A 206-nm all-solid-state deep-ultraviolet laser with 291 MW peak power
Frontiers in Physics, 2023 We successfully demonstrate the generation of an all-solid-state deep-ultraviolet (DUV) laser at 206 nm through the fifth (4 + 1)-harmonic generation using a 197-W, 10-kHz, 1.2-ps, 1,030-nm Yb:YAG laser. The DUV laser delivers 180 μJ–582 fs pulses with a
Qiandong Ran +4 more
doaj +1 more source
Deep-ultraviolet free-electron laser (DUV-FEL) at Brookhaven National Laboratory [PDF]
SPIE Proceedings, 2000 Brookhaven National Laboratory has established an initiative in FEL science and technology development which includes the Deep Ultra-Violet Free Electron Laser (DUV-FEL) experiment. It is configured as a sub-harmonically seeded High Gain Harmonic Generator (HGHG) to improve coherence and pulse control as contrasted with other schemes that start up from
Erik D. Johnson +8 more
openaire +1 more source
Efficient and compact source of tuneable ultrafast deep ultraviolet laser pulses at 50 kHz repetition rate [PDF]
, 2023 Deep ultraviolet (DUV) laser pulses with tuneable wavelength and very short duration are a key enabling technology for next-generation technology and ultrafast science.
Travers, John C.; id_orcid +3 more
core +1 more source
IEEE Photonics Journal, 2023 Direct eye-pattern measurements based on a deep-ultraviolet (DUV) light emitting diode (LED) optical wireless communication system were performed in sunlight.
Hiroyuki Kurosawa +3 more
doaj +1 more source
Recent advances in polymeric chemically amplified positive resists: Materials and design strategies. [PDF]
Smart MolThis review summarizes recent advances in the molecular design of positive chemically amplified resists, focusing on photoacid generators and polymer architectures. Key strategies for enhancing sensitivity—including self‐amplification effects, copolymerization of sensitive monomers, controlled polymerization, and photosensitized chemically amplified ...
Zhou L, Li H, Zhang J, Xin H.
europepmc +2 more sources
Nanophotonic crystals on unpolished sapphire substrates for deep-UV light-emitting diodes
Scientific Reports, 2021 A new method has been established and employed to create a random nanophotonic crystal (NPhC) structure without photolithography on the unpolished side of a single-side-polished sapphire substrate.
Tinh Binh Tran +2 more
doaj +1 more source
IEEE Photonics Journal, 2023 In this work, we investigate the performance improvement of N-polar AlGaN-based deep ultraviolet light-emitting diodes (DUV LEDs) by the inversion of the hole injection layer from N-polar to Ga-polar.
Xu Liu +7 more
doaj +1 more source
Deep ultraviolet tip-enhanced Raman scattering [PDF]
, 2011 National Natural Science Foundation of China [11074210, 10874234, 90923003, 20703064]; National Basic Research Project of China [2009CB930701, 2009CB930703, 2007CB936804]Electromagnetic mechanism of deep ultraviolet tip-enhanced Raman scattering (DUV ...
Yang, Zhilin +8 more
core +1 more source