Perturbative unitarity in quasi-single field inflation
Sign Up to like & getrecommendations! Published in 2021 at "Journal of High Energy Physics"
DOI: 10.1007/jhep07(2021)018
Abstract: Abstract We study implications of perturbative unitarity for quasi-single field inflation with the inflaton and one massive scalar. Analyzing high energy scattering, we show that non-Gaussianities with |fNL| ≳ 1 cannot be realized without turning… read more here.
Keywords: perturbative unitarity; quasi single; field inflation; single field ... See more keywords
Reduced metal contamination from crucible and coating using a silicon nitride based diffusion barrier for the growth of cast quasi-single crystalline silicon ingots
Sign Up to like & getrecommendations! Published in 2019 at "Journal of Crystal Growth"
DOI: 10.1016/j.jcrysgro.2019.02.055
Abstract: Abstract During the crystallization of directionally solidified silicon such as multicrystalline or cast quasi-single crystalline silicon, the diffusion of metal impurities from crucible and coating into the solid silicon ingot at high temperatures creates a… read more here.
Keywords: cast quasi; single crystalline; contamination; diffusion ... See more keywords
Functionalized cellulose as quasi single-ion conductors in polymer electrolyte for all-solid–state Li/Na and Li S batteries
Sign Up to like & getrecommendations! Published in 2020 at "Solid State Ionics"
DOI: 10.1016/j.ssi.2019.115168
Abstract: Abstract Solid polymer electrolytes (SPEs) with new functionalized ethyl cellulose bearing a lithium/sodium fluorosulfonylimide group (Ethyl cellulose-LiFSI/NaFSI) is proposed as quasi single ion (Li+/Na+) conducting polymer electrolyte for all-solid-state lithium and sodium batteries. The degree… read more here.
Keywords: solid state; single ion; quasi single; ion ... See more keywords
Two-core fiber based mode coupler for single-mode excitation in a two-mode fiber for quasi-single-mode operation
Sign Up to like & getrecommendations! Published in 2019 at "Optical Fiber Technology"
DOI: 10.1016/j.yofte.2019.101970
Abstract: Abstract Quasi-single mode operation in few-mode fibers is a promising technique for extending the Kerr nonlinearity threshold of standard single mode fibers. Under this operation the design goals of few-mode fibers used for mode division… read more here.
Keywords: single mode; core; quasi single; mode ... See more keywords
Richtmyer–Meshkov instability on a quasi-single-mode interface
Sign Up to like & getrecommendations! Published in 2019 at "Journal of Fluid Mechanics"
DOI: 10.1017/jfm.2019.416
Abstract: Experiments on Richtmyer–Meshkov instability of quasi-single-mode interfaces are performed. Four quasi-single-mode air/ $\text{SF}_{6}$ interfaces with different deviations from the single-mode one are generated by the soap film technique to evaluate the effects of high-order modes… read more here.
Keywords: mode; amplitude; quasi single; mode interface ... See more keywords
In situ lattice tuning of quasi-single-crystal surfaces for continuous electrochemical modulation
Sign Up to like & getrecommendations! Published in 2022 at "Chemical Science"
DOI: 10.1039/d2sc01868c
Abstract: The ability to control the atomic-level structure of a solid represents a straightforward strategy for fabricating high-performance catalysts and semiconductor materials. Herein we explore the capability of the mechanically controllable surface strain method in adjusting… read more here.
Keywords: single crystal; lattice tuning; surface; quasi single ... See more keywords
Unsuppressed Primordial Standard Clocks in Warm Quasi-single Field Inflation
Sign Up to like & getrecommendations! Published in 2018 at "Journal of Cosmology and Astroparticle Physics"
DOI: 10.1088/1475-7516/2018/06/013
Abstract: We study the non-Gaussianities in quasi-single field inflation with a warm inflation background. The thermal effects at small scales can sufficiently enhance the magnitude of the primordial standard clock signal. This scenario offers us the… read more here.
Keywords: field inflation; field; quasi single; primordial standard ... See more keywords
Three-dimensional characteristics of the quasi-single helical state in the KTX
Sign Up to like & getrecommendations! Published in 2020 at "Nuclear Fusion"
DOI: 10.1088/1741-4326/abbfe8
Abstract: The middle-sized Keda Torus eXperiment (KTX) with a major radius of R=1.4m and minor radius of a=0.4m, is located at the University of Science and Technology of China [1]. The characteristics of various quasi-single helicities… read more here.
Keywords: three dimensional; state; dimensional characteristics; quasi single ... See more keywords
New shapes of primordial non-Gaussianity from quasi-single field inflation with multiple isocurvatons
Sign Up to like & getrecommendations! Published in 2019 at "Physical Review D"
DOI: 10.1103/physrevd.100.043534
Abstract: We study a simple extension of quasi-single field inflation in which the inflaton interacts with multiple extra massive scalars known as isocurvatons. Due to the breaking of time translational invariance by the inflaton background, the… read more here.
Keywords: single field; inflation; field inflation; multiple isocurvatons ... See more keywords
Minimizing the Number of Spans for Terrestrial Fiber-Optic Systems Using Quasi-Single-Mode Transmission
Sign Up to like & getrecommendations! Published in 2018 at "IEEE Photonics Journal"
DOI: 10.1109/jphot.2017.2778218
Abstract: We show that quasi-single-mode transmission in few-mode fibers (FMFs) can reduce the number of spans for a fixed transmission distance and, consequently, the cost per bit for terrestrial transmission systems by minimizing both the Capex… read more here.
Keywords: transmission; quasi single; number; single mode ... See more keywords
Raman Scattering of Quasi-Single-Photon Pulses in Pumped Fiber
Sign Up to like & getrecommendations! Published in 2020 at "Semiconductors"
DOI: 10.1134/s1063782620080199
Abstract: Abstract Processes of Raman scattering of quasi-single-photon pulses in a single-mode optical fiber with pumping are theoretically considered. The peculiarity of the post-pumping scattering is that the pumping creates non-equilibrium molecular vibrations, which significantly increases… read more here.
Keywords: raman scattering; quasi single; photon pulses; scattering quasi ... See more keywords