Results 61 to 70 of about 1,018,840 (301)

Reflection and refraction of plane waves at the interface of an elastic solid half-space and a thermoelastic diffusive solid half-space

open access: yesArchives of Mechanics, 2012
The problem of reflection and refraction phenomenon due to longitudinal and transverse waves incident obliquely at a plane interface between uniform elastic solid half-space and thermoelastic diffusive solid half-space has been studied.
R. Kumar, T. Kansal
doaj   +1 more source

Enhanced Bolometric Detection of THz Signals by a Resonant Structure for Inclined Radiation Incidence

open access: yesPhotonics, 2023
In this work, we consider the possibility of enhancing terahertz bolometric detection efficiency using resonant structures in the case of an inclined incidence of radiation.
Polina Nikiforova   +2 more
doaj   +1 more source

Electromagnetic energy within a magnetic infinite cylinder and scattering properties for oblique incidence

open access: yes, 2010
In this work we analytically calculate the time-averaged electromagnetic energy stored inside a nondispersive magnetic isotropic cylinder which is obliquely irradiated by an electromagnetic plane wave.
Alexandre Souto Martinez   +23 more
core   +1 more source

Aging Is a Key Driver for Adult Acute Myeloid Leukemia

open access: yesAging and Cancer, EarlyView.
Acute myeloid leukemia (AML) is a classical age‐related hematologic malignancy, and a key driver of AML is aging, which profoundly regulates intrinsic factors such as genomic instability, epigenetic reprogramming, and metabolic dysregulation, and alters bone marrow microenvironment.
Rong Yin, Haojian Zhang
wiley   +1 more source

Seismic Vulnerability Assessment of the Cliff-Attached Buildings Equipped with Energy Dissipation Devices Under Obliquely Incident Seismic Waves

open access: yesBuildings
Cliff-attached structures are structures attached to slopes and connected tightly, which is particularly complex to analyze due to the foundations’ unequal grounding and the lateral stiffness’ irregularity.
Zhuoxin Yang   +4 more
doaj   +1 more source

Enteral nutrition management in critically ill adult patients and its relationship with intensive care unit-acquired muscle weakness: A national cohort study.

open access: yesPLoS ONE, 2023
ObjectiveTo assess the incidence and determinants of ICU-acquired muscle weakness (ICUAW) in adult patients with enteral nutrition (EN) during the first 7 days in the ICU and mechanical ventilation for at least 48 hours.MethodsA prospective, nationwide ...
Ignacio Zaragoza-García   +8 more
doaj   +1 more source

Study on self-absorption corrections of γ spectrum for volume samples

open access: yesHe jishu, 2021
BackgroundIn radiation environmental quality measurement or emergency measurement, most samples have different media composition, and the laboratory standard sources are limited.PurposeThis study aims to improve the analysis accuracy of different samples
ZHANG Lei
doaj   +1 more source

Semiclassical theory of potential scattering for massless Dirac fermions

open access: yes, 2013
In this paper we study scattering of two-dimensional massless Dirac fermions by a potential that depends on a single Cartesian variable. Depending on the energy of the incoming particle and its angle of incidence, there are three different regimes of ...
Berry   +47 more
core   +1 more source

Development of a Prediction Model for Progression Risk in High‐Grade Gliomas Based on Habitat Radiomics and Pathomics

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective To investigate the value of constructing models based on habitat radiomics and pathomics for predicting the risk of progression in high‐grade gliomas. Methods This study conducted a retrospective analysis of preoperative magnetic resonance (MR) images and pathological sections from 72 patients diagnosed with high‐grade gliomas (52 ...
Yuchen Zhu   +14 more
wiley   +1 more source

Reflection and Refraction of Waves at the Boundary of a Non-Viscous Porous Solid Saturated with Single Fluid and a Porous Solid Saturated with Two Immiscible Fluids

open access: yesLatin American Journal of Solids and Structures
The phenomenon of reflection and refraction is studied at the welded interface between two different porous solids. One is saturated with single non-viscous fluid and other is saturated with two immiscible viscous fluids.
M. Kumar, R. Saini
doaj   +1 more source

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