Results 101 to 110 of about 1,354,784 (303)
The proposed silicon-on-nitride (SON) waveguide exhibits an ultrabroadband (4200 nm), low chromatic dispersion in the mid-infrared (MIR) wavelength region from 2430 to 6630 nm. It has two zero-dispersion wavelengths within the span.
Yang Yue +4 more
doaj +1 more source
In this paper we discuss some aspects of the theory of wave packets. We consider a popular non-covariant Gaussian model used in various applications and show that it predicts too slow a longitudinal dispersion rate for relativistic particles.
Naumov, D. V.
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ABSTRACT Introduction Bloodstream infections due to repeated vascular access (VA) puncture and circuit connections remain major concerns in hemodialysis. Therefore, we examined current practices for glove, disinfectant, and personal protective equipment (PPE) use according to VA type in national university hospitals in Japan.
Aiko Yamada +6 more
wiley +1 more source
Everyone's A Winner? Union Effects on Persistence in Private Sector Wage Settlements: Longitudinal Evidence from Britain [PDF]
Against a background of increased decentralisation in the structure of wage decision making, we analyse the effects of unions on the dispersion and persistence of pay settlements over the medium term using a longitudinal data set covering British private
Donna Brown +2 more
core
Revealing the structure of land plant photosystem II: the journey from negative‐stain EM to cryo‐EM
Advances in cryo‐EM have revealed the detailed structure of Photosystem II, a key protein complex driving photosynthesis. This review traces the journey from early low‐resolution images to high‐resolution models, highlighting how these discoveries deepen our understanding of light harvesting and energy conversion in plants.
Roman Kouřil
wiley +1 more source
The Pecularities of Fine Particles Dispersion Over the Roadside
On the ground of physical model mathematical distribution was written down for determining the pollutant dispersion peculiarities in the freeway. The correlation of Lithuanian and foreign studies of ultrafine particles and transitionmetal measurements ...
Evelina Brannvall +1 more
doaj
Compact orthogonal-dispersion device using a prism and a transmission grating
Background Spectroscopy was one of the main applications of gratings. Most spectrometers today are based on reflection grating designs, since high quality transmission grating technologies have only matured over the last several years. Conventional cross-
Qinghua Yang, Weiqiang Wang
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We propose and demonstrate localized mode coupling as a viable dispersion engineering technique for phase-matched resonant four-wave mixing (FWM). We demonstrate a dual-cavity resonant structure that employs coupling-induced frequency splitting at one of
Gentry, Cale M. +2 more
core +1 more source
Mapping the evolution of mitochondrial complex I through structural variation
Respiratory complex I (CI) is crucial for bioenergetic metabolism in many prokaryotes and eukaryotes. It is composed of a conserved set of core subunits and additional accessory subunits that vary depending on the organism. Here, we categorize CI subunits from available structures to map the evolution of CI across eukaryotes. Respiratory complex I (CI)
Dong‐Woo Shin +2 more
wiley +1 more source
Recent numerical work on the Zabusky--Kruskal experiment has revealed, amongst other things, the existence of hidden solitons in the wave profile. Here, using Osborne's nonlinear Fourier analysis, which is based on the periodic, inverse scattering ...
Ablowitz +36 more
core +1 more source

