搜索结果: 1-15 共查到“工学 Through-bond”相关记录24条 . 查询时间(0.125 秒)
Bio-based vitrimer-like polyurethane based on dynamic imine bond with high-strength, reprocessability, rapid-degradability and antibacterial ability
Bio-based polyurethane Vitrimer-like Imine bond Rapidly-degradable Antibacterial property
2023/12/8
Synthesis of vitrimer with dynamic?covalent bond?is a surprising solution to overcome the inherent limitations of traditional?thermosets. A bio-based vitrimer-like?polyurethane?formed by?castor oil,?v...
Rapid self-healing and self-adhesive chitosan-based hydrogels by host-guest interaction and dynamic covalent bond as flexible sensor
Conductive hydrogel Chitosan Poly(vinyl alcohol) Host-guest interactions Self-healing Self-adhesiveness Flexible strain sensor
2023/12/8
A sensor used to monitor tissue deformation requires good flexibility, stretchability, self-adhesion, cyto-compatibility, and?antibacterial property. Here, we prepared hydrogel sensor based on?O-carbo...
Epoxy vitrimer based on borate ester bond for green degradation, closed-loop recycling, and ready reprocessing
Green degradation Thermoset Dynamic covalent bond Recyclable
2023/12/1
The three-dimensional network of traditional epoxy resin endows it with suitable properties, but it also presents challenges in reprocessing and recycling. Recent years have witnessed the development ...
Exploring the effects of bound rubber phase on the physical properties of nano-silica composites with a vitrimer-like bond exchangeable matrix
DYNAMIC COVALENT CHEMISTRY CROSS-LINK DENSITY MECHANICAL-PROPERTIES POLYMER NANOCOMPOSITES
2023/11/30
We demonstrate the preparation and unique properties of composite vitrimer-like materials containing silica nanoparticles (SNPs). The matrix is composed of polyacrylate-based polymers crosslinked via ...
A Novel Polyvinyl Alcohol-Based Hydrogel with Ultra-Fast Self-Healing Ability and Excellent Stretchability Based on Multi Dynamic Covalent Bond Cross-Linking
dynamic covalent bonds hydrogels self-healing strain sensors
2023/11/30
A novel self-healing poly(vinyl alcohol) (PVA)-based hydrogel is developed by cross-linking PVA chains through multi dynamic covalent bonds by use of a small cross-linker composed by 4-formylphenylbor...
中国科学院大连化学物理研究所揭示无机/有机界面三线态能量转移的“Through-space”与“Through-bond”机制（图）
无机/有机界面 三线态 能量转移 Through-space Through-bond 机制
2020/8/24
近日，中国科学院大连化学物理研究所光电材料动力学特区研究组研究员吴凯丰团队，通过同时调控无机半导体纳米晶的波函数分布和表面受体分子的构型，采用时间分辨光谱，观测到无机/有机界面三线态能量转移中的“Through-space”与“Through-bond”机制，并基于此实现高效的分子三线态敏化和三线态湮灭的光子上转换。近年来，无机纳米晶到有机分子的三线态能量转移被发展为一种新型、高效的分子三线态敏化...
北京化工大学化学工程学院聘任伊利诺伊大学香槟分校Tami Bond教授为兼职教授（图）
北京化工大学化学工程学院 伊利诺伊大学香槟分校 Tami Bond教授 兼职教授 能源使用 工程决策 大气成分 全球气候变化
2018/5/28
2018年5月22日下午，我校聘任伊利诺伊大学香槟分校Tami Bond教授为兼职教授仪式在图书馆中心会议室举行。副校长陈建峰出席。国际交流与合作处处长毛立新，国际教育学院院长刘广青，化学工程学院常务副院长陈晓春，人事处副处长赵春以及部分教师代表和学生代表参加仪式。聘任仪式由化学工程学院常务副院长陈晓春主持。刘广青教授介绍了Tami Bond教授的个人履历、研究方向及其主要科研成果。接下来，副校长...
2018年5月22日下午，我校聘任伊利诺伊大学香槟分校Tami Bond教授为兼职教授仪式在图书馆中心会议室举行。副校长陈建峰出席。国际交流与合作处处长毛立新，国际教育学院院长刘广青，化学工程学院常务副院长陈晓春，人事处副处长赵春以及部分教师代表和学生代表参加仪式。聘任仪式由化学工程学院常务副院长陈晓春主持刘广青教授介绍了Tami Bond教授的个人履历、研究方向及其主要科研成果。接下来，副校长陈...
西南交通大学材料科学与工程学院生物传感器课件 Acoustic wave-Bond-rupture biosensors
西南交通大学材料科学与工程学院 生物传感器 课件 Acoustic wave-Bond-rupture biosensors
2015/12/2
西南交通大学材料科学与工程学院生物传感器课件 Acoustic wave-Bond-rupture biosensors。
Bond Risk Premia
Bond Risk Premia central result
2015/7/23
We study time variation in expected excess bond returns. We run regressions of
one-year excess returns on initial forward rates. We find that a single factor, a
single tent-shaped linear combi...
Bond Strength of FRP Laminates to Concrete: State-of-the-Art Review
Bond Strength FRP Laminates
2010/3/5
Rehabilitation of existing infrastructure has become a priority in recent years as an alternative to the daunting costs of rebuilding structures. Traditional repair methods have drawbacks, many of whi...
INFLUENCE OF MUF RESIN CONDENSATION DEGREE ON ADHESIVE BOND PROPERTIES
MUF resin synthesis condensation adhesive bond properties beech veneer
2009/11/26
Melamine-urea-formaldehyde resins with their excellent properties, in particular resistance to humidity and water and colourless adhesive bond, are widely used in the wood industry. In spite of the fa...
Elastic-Plastic Analysis of the Compression Bond of Column Bars in Foundations
Foundation deformed reinforcement anchorage length bond stress slip
2009/10/14
An elastic-plastic analysis of the compression bond of column longitudinal reinforcement in bases is presented. In this analysis, slip failure of the ribbed reinforcing bars due to shear stresses betw...
Bond Strength of Tension Lap-Splices in Full Scale Self-Compacting Concrete Beams
Self-compacting concrete Bond strength Lap splice Full-scale beam Positive bending
2009/9/30
Twelve full-scale beam specimens (2000 × 300 × 200 mm) were tested in positive bending with the loading system designed to determine the effect of self-compacting concrete (SCC) and the diameter of re...
几何参数化计算的柴油机冷却风道键合图模型（Geometry Based Parametric Bond Graph Model of Diesel Cooling Fan-channel Analysis）
柴油机 冷却系统 风扇 流道
2009/9/2
为确定柴油机散热系统的空气流量及空气流速分布规律，以研究散热性能和风扇风道几何参数之间的关系，建立了风扇风道几何尺寸参数化计算的冷却风道键合图模型。通过分析风扇的尺寸和空气动力性能，应用键合图方法分析风扇风道的功率损失，建立了系统模型，系统模型参数均为元件几何参数及空气特性参数，提出了散热器出风口风速分布预测方程，实现了以风扇转速为输入的散热器风道的流量计算及出风口风速分布预测。样机的现场风速测量...