Results 71 to 80 of about 524,705 (296)

Linear and Nonlinear Optical Properties of a Doubly Clamped Suspended Monolayer Graphene Nanoribbon Nanoresonator

open access: yesMicromachines, 2022
We studied the optical properties of a hybrid structure that was composed of a semiconductor quantum dot and a doubly clamped suspended graphene nanoribbon nanoresonator.
Spyridon G. Kosionis   +1 more
doaj   +1 more source

The newfound relationship between extrachromosomal DNAs and excised signal circles

open access: yesFEBS Letters, EarlyView.
Extrachromosomal DNAs (ecDNAs) contribute to the progression of many human cancers. In addition, circular DNA by‐products of V(D)J recombination, excised signal circles (ESCs), have roles in cancer progression but have largely been overlooked. In this Review, we explore the roles of ecDNAs and ESCs in cancer development, and highlight why these ...
Dylan Casey, Zeqian Gao, Joan Boyes
wiley   +1 more source

Soft Modes Contribution into Path Integral

open access: yes, 1993
A method for nonperturbative path integral calculation is proposed. Quantum mechanics as a simplest example of a quantum field theory is considered. All modes are decomposed into hard (with frequencies $\omega^2 >\omega^2_0$) and soft (with frequencies
Belyaev, V. M.
core   +1 more source

Conserved structural motifs in PAS, LOV, and CRY proteins regulate circadian rhythms and are therapeutic targets

open access: yesFEBS Letters, EarlyView.
Cryptochrome and PAS/LOV proteins play intricate roles in circadian clocks where they act as both sensors and mediators of protein–protein interactions. Their ubiquitous presence in signaling networks has positioned them as targets for small‐molecule therapeutics. This review provides a structural introduction to these protein families.
Eric D. Brinckman   +2 more
wiley   +1 more source

Analysis of Thermoelastic Coupling Vibration of Friction Plate in Friction Clutch

open access: yesJixie chuandong, 2019
Based on thin plate theory and thermal conduction equation in view of deformation effect, the thermoelastic coupling model of annular plate and the corresponding motion differential equation of friction plate in the friction clutch is established.
Yongqiang Yang   +2 more
doaj  

Experiments of opening and cavity shear flow-induced vibration and structural coupling resonance

open access: yesZhongguo Jianchuan Yanjiu, 2017
In order to discuss opening and cavity shear flow-induced vibration and structural coupling resonance, experiments of opening and cavity shear flow-induced vibration and structural noise control are carried out.
XIONG Jishi   +4 more
doaj   +1 more source

Spin structure factors of doped monolayer Germanene in the presence of spin-orbit coupling

open access: yesScientific Reports, 2021
In this paper, we present a Kane-Mele model in the presence of magnetic field and next nearest neighbors hopping amplitudes for investigations of the spin susceptibilities of Germanene layer.
Farshad Azizi, Hamed Rezania
doaj   +1 more source

In situ molecular organization and heterogeneity of the Legionella Dot/Icm T4SS

open access: yesFEBS Letters, EarlyView.
We present a nearly complete in situ model of the Legionella Dot/Icm type IV secretion system, revealing its central secretion channel and identifying new components. Using cryo‐electron tomography with AI‐based modeling, our work highlights the structure, variability, and mechanism of this complex nanomachine, advancing understanding of bacterial ...
Przemysław Dutka   +11 more
wiley   +1 more source

Direct Measurement of the System-Environment Coupling as a Tool For Understanding Decoherence and Dynamical Decoupling

open access: yes, 2011
Decoherence is a major obstacle to any practical implementation of quantum information processing. One of the leading strategies to reduce decoherence is dynamical decoupling --- the use of an external field to average out the effect of the environment ...
Allen L   +14 more
core   +1 more source

Frequency shifted polaron coupling in GaInAs heterostructures

open access: yesSurface Science Letters, 1986
Abstract Frequency dependent cyclotron resonance measurements are reported on Ga0.47In0.53AsInP and Ga0.47In0.53AsAl0.48In0.52As heterostructures. Discontinuities in the effective mass are observed at two frequencies, due to resonant polaron coupling to the two optic phonon modes in GaInAs.
Brunel, L   +9 more
openaire   +1 more source

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