Results 41 to 50 of about 1,483,235 (290)

Effect of Sn Addition on Phase Transformation Behavior of Equiatomic Ni-Ti Shape Memory Alloy

open access: yesمجلة بغداد للعلوم, 2020
Sn effect on the phase transformation behavior, microstructure, and micro hardness of equiatomic Ni-Ti shape memory alloy was studied. NiTi and NiTiSn alloys were produced using vacuum induction melting process with alloys composition (50% at. Ni, 50% at.
Ali Abadi aljubouri   +2 more
doaj   +1 more source

Deep Learning Pose Estimation for Phenotyping of Co‐Occurring Hyperkinetic Movement Disorders

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective To explore whether routine outpatient video combined with deep learning‐based pose estimation and clinically interpretable kinematic features can support multi‐label phenotyping of co‐occurring hyperkinetic movement disorders (HMDs).
Laura Cif   +17 more
wiley   +1 more source

Study on the Test Conditions of Micro-hardness

open access: yesBulletin of JSME, 1964
Several experiments of micro-hardness have been performed on Al and Mg single crystal in order to clarify the effect of test conditions. The micro-hardness increased rapidly at first with the increasing of test load in the small load range, then decreased gradually and became finally independent of the test load.
openaire   +3 more sources

Approximation hardness of dominating set problems in bounded degree graphs [PDF]

open access: yes, 2008
We study approximation hardness of the Minimum Dominating Set problem and its variants in undirected and directed graphs. Using a similar result obtained by Trevisan for Minimum Set Cover we prove the first explicit approximation lower bounds for various
Chlebikova, Janka   +4 more
core   +1 more source

Field Report from Collaborative Research Center 1625: Heterogeneous Research Data Management Using Ontology Representations

open access: yesAdvanced Engineering Materials, EarlyView.
A unified research data management framework for heterogeneous materials data is presented. The system integrates multimodal datasets using ontologies and knowledge graphs, enabling interoperability and FAIR (findable, accessible, interoperable, reusable) data principles. By linking data across scales and workflows, it supports reproducible, Artifitial
Doaa Mohamed   +6 more
wiley   +1 more source

PENGARUH LAMA APLIKASI DAN WAKTU PERENDAMAN GIGI DENGAN JUS BUAH PIR TERHADAP PERUBAHAN WARNA DAN KEKERASAN MIKRO

open access: yesODONTO: Dental Journal, 2016
Background: Teeth discoloration is considered disturbing performance, therefore bleaching become an option for teeth whitening. Hydrogen Peroxide (H2O2) is commonly used, it is beneficial for teeth whitening but in other hand it has adverse effectin ...
Dewi Ratma Utami   +2 more
doaj   +1 more source

Influence of Different Torsion Pitch on Microstructural Evolution and Strengthening Mechanism of Al Wires [PDF]

open access: yesArchives of Metallurgy and Materials, 2018
This paper focused on the effect of pure torsion deformation and various torsion pitches on the mechanical properties of the commercial pure Al wires which has not been examined so far.
M. Sedighi, A. Vaezi, M. Pourbashiri
doaj   +1 more source

Is an Apple an Orange? A Large Language Model Benchmark for Candidate Term Extraction and Subclass Decisions Against Upper Ontologies in Engineering and Materials Science

open access: yesAdvanced Engineering Materials, EarlyView.
Building machine‐readable vocabularies for materials science is slow, expert‐driven work. This study benchmarks 13 large language models on two of its first steps: finding candidate terms in engineering articles and deciding where they belong in a class hierarchy.
Thomas Bjarsch   +3 more
wiley   +1 more source

Effect of Structural and Phase Changes under Relativistic Electron Pulsed Beam Irradiation on the Aluminum Alloys Micro-hardness

open access: yesФізика і хімія твердого тіла, 2021
The paper studies the distinctive features of micro-hardness value changes in the zone of industrial aluminum alloy 1933 and alloy 1380 irradiated by the relativistic electron beam.
V.V. Bryukhovetsky   +6 more
doaj   +1 more source

TIME DEPENDENT CHANGES IN MICRO-HARDNESS OF BIOACTIVE CEMENTS [PDF]

open access: yes, 2015
The objective of this study was to compare time dependent micro-hardness of several bioactive cement compositions as compared to that of non-bioactive cement, a conventional glass ionomer.
Almutairi, Jasi
core   +1 more source

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