Results 141 to 150 of about 31,845 (302)

Multimodal Soft Surgical Robots Enabled by Eco‐Degradable, Sterilizable Polymers and Transient Electronics

open access: yesAdvanced Functional Materials, EarlyView.
A compostable PGS soft surgical robot with interchangeable modules integrates transient Mo tactile and Si thermal sensors for dual feedback. The device preserves its function after clinical‐grade sterilization, demonstrates stable actuation and cardiac tissue grasping with real‐time in vivo pulsatile monitoring, and biodegrades post‐use with soil‐safe, 
Minseong Chae   +27 more
wiley   +1 more source

МОДЕЛИРОВАНИЕ УДАРНОГО КОНТАКТА ИНДЕНТОРА С НЕЖЕСТКИМИ СТАЛЬНЫМИ КОНСТРУКЦИЯМИ ПРИ ИЗМЕРЕНИИ ТВЕРДОСТИ

open access: yes, 2018
The problems of measuring hardness of constructions with insufficient rigidity by the dynamic indentation are discussed. The disadvantages of the existing dynamic hardness testers are described, the operation of which consists in impact indentation and ...
A. P. Kren   +5 more
core  

Effect of Deformation Degree on Microstructure and Properties of Ni-Based Alloy Forgings

open access: yesMetals
The primary objective of this paper is to investigate the influence of deformation degree on the microstructure and properties of a Ni-based superalloy.
Ruifeng Dong   +4 more
doaj   +1 more source

Intrinsic Photoactive Star ZnPc–Poly(glutamate) Nanoplatforms for Multimodal Glioblastoma Therapy and Brain‐Targeted Delivery

open access: yesAdvanced Functional Materials, EarlyView.
An intrinsic photoactive star‐shaped zinc phtalocyanine‐poly(L‐glutamic acid) (ZnPc‐PGA) nanoplatform for multimodal glioblastoma (GBM) therapy and brain‐targeted elivery. A ZnPc‐PGA‐based multifunctional theranostic nanocarrier platform enables image‐guided, multimodal GBM therapy. ZnPc‐PGA nanocarriers support the integration of fluorescence imaging,
Amina Benaicha‐Fernández   +14 more
wiley   +1 more source

Texoskeletons: Developing the Fundamental Technologies for Creating Intelligent Soft Robotic Clothing With Integrated 1D Sensors and Actuators

open access: yesAdvanced Functional Materials, EarlyView.
ABSTRACT Traditional wearable exoskeletons rely on rigid structures, which limit comfort, flexibility, and everyday usability. This work introduces the fundamental technologies to create the first soft, lightweight, intelligent textile‐based exoskeletons (Texoskeletons) built using 1D sensors and actuators.
Amy Lukomiak   +19 more
wiley   +1 more source

Measuring the wheat kernel hardness [PDF]

open access: yes, 2007
The wheat kernel hardness determines quality, flour recovery, flour grain size, water absorption, etc. The hardness is determined by the degree of adhesion between various components of the starchy endosperm cells of the mature wheat grain, notably ...
Véha Antal   +2 more
core  

The Stiffness of Rubber on Bending, or Its Dynamic Hardness. The Method of Resonance Vibrations

open access: yes, 1945
When used for industrial purposes, vulcanized rubber products must often meet an extraordinarily complex set of requirements. Not only are they subjected to shearing stresses, but they must withstand various compression, tensile and bending stresses ...
K. H. Reiss
core   +1 more source

Non-Destructive Testing of Long-Term Exploited Steel Pipes Based on Statistical Hardness Parameters

open access: yesEng
The features of non-destructive testing of steel pipes with a long service life in terms of dynamic hardness parameters are considered. Regarding the limited applicability of normal and lognormal distributions, the Weibull and Gumbel distributions are ...
Sergey Osipov   +2 more
doaj   +1 more source

Machine Learning‐Assisted Inverse Design of Soft and Multifunctional Hybrid Liquid Metal Composites

open access: yesAdvanced Functional Materials, EarlyView.
A machine learning framework is presented for inverse design of synthesizable multifunctional composites containing both liquid metal and solid inclusions. By integrating physics‐based modeling, data‐driven prediction, and Bayesian optimization, the approach enables intelligent design of experiments to identify optimal compositions and realize these ...
Lijun Zhou   +5 more
wiley   +1 more source

Nanoindentation of bone: Comparison of specimens tested in liquid and embedded in polymethylmethacrylate

open access: yes, 2004
Elastic modulus of bone was investigated by nanoindentation using common methods of sample preparation, data collection, and analysis, and compared to dynamic mechanical analysis (DMA: three-point bending) for the same samples. Nanoindentation (Berkovich,
Bushby, AJ, Ferguson, VL, Boyde, A
core  

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