Results 71 to 80 of about 68,670 (112)

Numerical Insights into Wide-Angle, Phase-Controlled Optical Absorption in a Single-Layer Vanadium Dioxide Structure

Crystals
Vanadium dioxide (VO2) is a well-known phase-change material that exhibits a thermally driven insulator-to-metal transition (IMT) near 68 °C, leading to significant changes in its electrical and optical properties.
Abida Parveen, Ahsan Irshad, Deepika Tyagi, Mehboob Alam, Shakeel Ahmed, Keyu Tao, Zhengbiao Ouyang   +6 more
doaj   +1 more source

Association of HIV low-level viremia with CD4 count recovery among persons living with HIV during antiretroviral therapy in Dehong Prefecture, Southwest China in 2008–2021: a longitudinal study

BMC Infectious Diseases
The impact of human immunodeficiency virus (HIV) low-level viremia (LLV) on CD4 + T lymphocyte (CD4) cell count recovery during antiretroviral therapy (ART) remains unknown in China.
Hailiang Yu, Yuecheng Yang, D. Cao, Yanfen Cao, Yun Shi, G. Xiao, Pinyin Li, Yanling Feng, Hua Wei, Jinting Sun, Song Duan, R. Ye, Cong Jin   +12 more
semanticscholar   +1 more source

Microstructure Evolution and the Influence on Residual Stress in Metal Additive Manufacturing with Analytics

Crystals
Additive Manufacturing (AM) has become a revolutionary technology in manufacturing, attracting considerable attention in industrial applications recently.
Wei Huang, Hamid Garmestani, Steven Y. Liang   +2 more
doaj   +1 more source

¹¹⁹Sn Element-Specific Phonon Density of States of BaSnO₃

Crystals
Vibration spectroscopy is routinely used in analytical chemistry for molecular speciation. Less common is its use in studying the dynamics of reaction and transport processes.
Alexey Rulev, Hongxin Wang, Selma Erat, Murat Aycibin, Daniel Rentsch, Vladimir Pomjakushin, Stephen P. Cramer, Qianli Chen, Nobumoto Nagasawa, Yoshitaka Yoda, Artur Braun   +10 more
doaj   +1 more source

Preparation, Microstructure, and Properties of Solar Energy-Absorbing and -Storing Integrated Forsterite-Based Ceramics

Crystals
Solar energy-absorbing and -storing integrated ceramics are a new type of material that absorbs sunlight and stores it as heat energy, with properties such as high absorptivity, high thermal storage density, and high temperature stability. In this study,
Xiaohong Xu, Yuntian Li, Tiantian Cheng, Jianfeng Wu, Yaqiang Shen, Saixi Qiu, Jiaqi Yu   +6 more
doaj   +1 more source

Inelastic Electron Tunneling Spectroscopy of Aryl Alkane Molecular Junction Devices with Graphene Electrodes

Crystals
We present a comprehensive vibrational spectroscopic analysis of vertical molecular junction devices constructed using single-layer graphene electrodes separated by an aryl alkane monolayer.
Hyunwook Song
doaj   +1 more source

First-Principles Study on the Migration and Release Properties of Xe on the Surface of Uranium Mononitride

Crystals
The fission gas uranium mononitride (UN) causes swelling and affects the properties of fission fuel. Since surface behavior is closely related to the release of gases, it is crucial to study the properties of Xe on the UN surface.
Tianhao Rui, Yulin Lan, Zhuangzhuang Ma, Linyuan Lu, Yunhao Wang, Yang Yu, Mingxuan Deng, Tianxing Lan, Zhekang Zhao, Junjie Wang, Congyi Li, Haibin Zhang   +11 more
doaj   +1 more source

The Effect of Nb Addition on the Microstructural Evolution and Mechanical Properties of 50W–Ni–Fe Alloy

Crystals
Optimizing the design of low-tungsten-content alloys represents an effective approach to address the insufficient strength and toughness of conventional tungsten alloys.
Tianhao Wu, Wensheng Liu, Yunzhu Ma, Youteng Duan, Yifan Han, Ziqi Meng, Qingshan Cai   +6 more
doaj   +1 more source

Low Level Viremia Is Associated With Serious non-AIDS Events in People With HIV

Open Forum Infectious Diseases
Background The consequences of low-level viremia in people with HIV are unclear. We used data from the US Military HIV Natural History Study to examine the association of low-level viremia (LLV) and serious non-AIDS events (SNAEs).
A. Ganesan, H. Hsieh, X. Chu, R. Colombo, C. Berjohn, T. Lalani, Joseph M. Yabes, Christie A. Joya, J. Blaylock, B. Agan   +9 more
semanticscholar   +1 more source

Sustainable Strategies for Wine Colloidal Stability: Innovations in Potassium Bitartrate Crystallization Control

Crystals
Potassium bitartrate (KHT) crystallization, as the dominant factor compromising wine colloidal stability, necessitates advanced control strategies beyond conventional thermodynamic approaches.
Yuhan Zhang
doaj   +1 more source