Results 101 to 110 of about 484,778 (239)

A Novel Reactive Oxygen Species‐Responsive Bone‐Targeted Nanoplatform Based on Cloperastine Attenuates Ovariectomy‐Induced Bone Loss by Inhibiting Osteoclast Oxidative Phosphorylation

open access: yesAdvanced Science, EarlyView.
Cloperastine suppresses osteoclastogenesis by inhibiting PGC1β‐mediated oxidative phosphorylation. Its incorporation into a ROS‐responsive, Asp8‐modified nanoplatform enhances skeletal accumulation. The resulting Clo/Asp8‐PMK‐MCs combine cloperastine‐mediated antiresorptive activity with carrier‐mediated osteogenic activity to attenuate OVX‐induced ...
Haibo Liang   +16 more
wiley   +1 more source

High temperature nano-indentation of tungsten: Modelling and experimental validation

open access: yes, 2019
It is very well known that tungsten is intrinsically brittle at room temperature, and the characterization of its ductile properties by conventional mechanical tests is possible only above the ductile-to-brittle transition tem- perature (DBTT), i.e ...
Bakaev, A.   +11 more
core   +2 more sources

Determination of the physico-mechanical properties of the protective oxide scale by nano-indentation [PDF]

open access: yes, 2014
Nano-indentation test was used to determine the hardness and the Young’s modulus of the thermally grown oxide formed during the high temperature (1100°C) isothermal oxidation of single crystal Ni-based superalloy.
Turq, Viviane   +4 more
core  

Scaling relationships in conical indentation of elastic perfectly plastic solids

open access: yes, 1999
Using dimensional analysis and finite element calculations we derive several scaling relationships for conical indentation into elastic-perfectly plastic solids.
Cheng, YT (reprint author), GM Corp, Ctr Res & Dev, Phys & Phys Chem Dept, Warren, MI 48090 USA.   +2 more
core   +1 more source

Porcupine‐Quill‐Inspired Shape‐Morphing Biointerfaces Disassemble Biofilms

open access: yesAdvanced Science, EarlyView.
A porcupine‐spine‐inspired dynamic offensive bio‐interface is developed for active biofilm disassembly. By coupling electrically driven nano‐dagger penetration with light‐triggered ROS generation, the surface overcomes the passive limitations of conventional mechano‐bactericidal topographies, achieving near‐complete biofilm eradication, strong ...
Feng Qian   +10 more
wiley   +1 more source

Polyamide Surface Layer Nano-Indentation and Thermal Properties Modified by Irradiation. [PDF]

open access: yesMaterials (Basel), 2020
Ovsik M   +7 more
europepmc   +1 more source

Phosphonium Ionic Liquids for Electrochemical Energy Storage: Structure–Property–Interphase Relationships and Design Rule

open access: yesAdvanced Science, EarlyView.
Phosphonium ionic liquids offer a versatile platform for safer and more durable energy storage. This Review connects cation–anion structure with solvation, ion transport, electrochemical stability, and interphase formation across diverse battery chemistries.
Amir Haghipour   +7 more
wiley   +1 more source

Calibration and application of elastic modulus of particles using nano- indentation tests

open access: yesYantu gongcheng xuebao
The discrete element method (DEM) plays an important role in studying the micro-mechanism of mechanical responses of granular materials, such as sand and gravel.
CHEN Feng 1 , HUANG Hongbo 2, LUO Gang 2, LI Baojian 3, WANG Zhongkuan 2, ZHANG Tao 4, 5, WEI Xiao 4, YANG Zhongxuan 4
doaj   +1 more source

Mechanism of Direct Acoustic Construction and Gradient Properties Tuning

open access: yesAdvanced Science, EarlyView.
Directed acoustic construction enables omnidirectional gradient tuning of fingerprint‐inspired microstructures. By investigating the DAC mechanisms, diamond particles are found to enhance acoustic physical, mechanical, and chemical effects, promoting acoustic curing and broadening the range of gradient property tuning.
Dandan Wu   +6 more
wiley   +1 more source

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