Results 61 to 70 of about 423,404 (290)
Electron‐Deficient Linkers Enhance H2O2 Electrosynthesis in Covalent Organic Frameworks
Advanced Functional Materials, EarlyView.Linker π‐conjugation modulates the electronic state of the Ni–N4 centers and their interaction with the key *OOH intermediate while preserving the primary coordination motif. NiPc‐PTDA delivers an H2O2 selectivity of 92% and a production rate of 34.8 mol gcat−1 h−1, highlighting linker electronic properties as a molecular design parameter for NiPc ...
Houting Xie +7 more
wiley +1 more source
Analytical and Numerical Bending Solutions for Thermoelastic Functionally Graded Rotating Disks with Nonuniform Thickness Based on Mindlin’s Theory [PDF]
Journal of Stress Analysis, 2017 In this paper, analytical and numerical solutions for thermoelastic functionally graded (FG) rotating disks with non-uniform thickness under lateral pressure are studied. The study is performed based on Mindlin’s theory. Considering the fact that bending
A. Hassani, M. Gholami
doaj +1 more source
Optical Detection of Cellular Signals at Material Interfaces
Advanced Healthcare Materials, EarlyView.Emerging functional materials are transforming optical detection of cellular signals. This review highlights optical techniques that exploit the unique optical properties of diverse materials to detect and quantify cellular electrical, chemical, and mechanical signals, and discusses key opportunities and challenges.
Xuchen Ren +5 more
wiley +1 more source
Stability of the flow over a rough, rotating disk [PDF]
This thesis is concerned with discovering the effect of a distributed roughness on the boundary-layer stability of a rotating disk. The investigation uses both a local, linear stability analysis and machined aluminium disks rotating in water in ...
Harris, Joseph H.
core
Elastoplastic deformations of rotating parabolic solid disks using Tresca's yield criterion
, 2003 Analytical solutions for the stress distribution in rotating parabolic solid disks are obtained. The analysis is based on Tresca's yield criterion, its associated flow rule and linear strain hardening.
Eraslan, Ahmet Nedim
core +1 more source
Advanced Materials, EarlyView.Metal‐free carbon catalysts enable the sustainable synthesis of hydrogen peroxide via two‐electron oxygen reduction; however, active site complexity continues to hinder reliable interpretation. This review critiques correlation‐based approaches and highlights the importance of orthogonal experimental designs, standardized catalyst passports ...
Dayu Zhu +3 more
wiley +1 more source
Results in Physics, 2018 This article investigate additional physical results about the enhancement of thermophysical characteristics of carbon-water nanotube using engine and kerosene oils due to rotating porous disk. Flow in porous space is characterized by non-Darcy relation (
Tasawar Hayat +3 more
doaj +1 more source
Advanced Materials, EarlyView.Phase boundaries between Co2P and CoP are constructed through a controlled transformation of Co to Co2P‐CoP branched nanoparticles. The polycrystalline mixed‐phase Co2P‐CoP branches are enriched with phase boundaries that stabilize Co active sites for OER. This work highlights phase boundary engineering as a powerful approach to tailor active sites and
Zeno R. Ramadhan +10 more
wiley +1 more source
Novel design of rotating disk for improving separation efficiency of microfiltration by CFD
, 2014 碩士本研究使用計算流體力學(CFD)的方法來討論迴轉盤結構對速度和剪應力分佈的影響，其中結構的改變包含了迴轉盤葉片的種類與數目。研究選用的模組為內置迴轉盤的單一圓柱形濾室，並且將濾膜固定在靠近濾室底部的多孔性支撐材。本研究利用Fluent計算流體力學軟體來模擬三個維度之模組內部流場，其數值方法為網格有限體積法與紊流中的RNG k-epsilon模式進行連續及動量守恆方程式求解，並且選用不同迴轉盤結構與改變操作條件進行分析探討。迴轉盤的操作轉速設定至3000 rpm並且選用進料流速範圍從1.18 m ...
吳思恩; Wu, Su-En
core +1 more source
Radiative flow due to stretchable rotating disk with variable thickness
Results in Physics, 2017 Present article concerns with MHD flow of viscous fluid by a rotating disk with variable thickness. Heat transfer is examined in the presence of thermal radiation. Boundary layer approximation is applied to the partial differential equations.
Tasawar Hayat +3 more
doaj +1 more source