Results 11 to 20 of about 175,253 (302)

Mechanochemistry of Spiropyran under Internal Stresses of a Glassy Polymer [PDF]

open access: yesJ Am Chem Soc, 2022
Mechanophores are powerful molecular tools used to track bond rupture and characterize mechanical damage in polymers. The majority of mechanophores are known to respond to external stresses, and we report in this study the first precedent of a ...
Janissen, Richard   +7 more
core   +7 more sources

Internal Stresses in PVD Coated Tool Composites

open access: yesArchives of Metallurgy and Materials, 2016
The aim of work is the investigation of the internal stresses in PVD coated metal matrix composites (MMC). Sintered MMC substrate is composed of the matrix with the chemical composition corresponding to the high-speed steel, reinforced with the TiC type ...
Śliwa A.   +4 more
doaj   +3 more sources

Internal stress plasticity due to chemical stresses [PDF]

open access: yesActa Materialia, 2001
Internal stress plasticity occurs when a small external stress biases internal mismatch strains pro- duced by, e.g., phase transformation or thermal expansion mismatch. At small applied stresses, this defor- mation mechanism is characterized by a deformation rate which is proportional to the applied stress and is higher than for conventional creep ...
C. Schuh, D.C. Dunand
openaire   +2 more sources

Increasing the uniformity of characteristics of a plastic scintillator by reducing its internal stresses

open access: yesVìsnik Harkìvsʹkogo nacìonalʹnogo unìversitetu ìmenì V.N. Karazìna. Serìâ: fìzika., 2021
This paper presents the results of the study of internal stresses effect on the light collection uniformity in a plastic scintillator (PS) and setting conditions for obtaining long plastic scintillators with a low level of internal stresses.
S.M. Kovalchuk, A.Yu. Boyarintsev
doaj   +3 more sources

Methods of measuring residual stresses in components [PDF]

open access: yes, 2012
Residual stresses occur in many manufactured structures and components. Large number of investigations have been carried out to study this phenomenon and its effect on the mechanical characteristics of these components.
Olabi, Abdul-Ghani   +10 more
core   +1 more source

Optimization of magnetic properties and GMI effect of Thin Co-rich Microwires for GMI Microsensors

open access: yesSensors, 2020
Magnetic microwires can present excellent soft magnetic properties and a giant magnetoimpedance effect. In this paper, we present our last results on the effect of postprocessing allowing optimization of the magnetoimpedance effect in Co-rich microwires ...
Lorena Gonzalez-Legarreta   +6 more
doaj   +1 more source

Evaluation of Internal Stresses in Modified Near-Surface Layer of 20Kh13 Steel during Incubation Period of Water Droplet Impact Erosion

open access: yesEnergies, 2022
This study investigates the change in internal stresses of ion nitrided and Cr–CrC ion-plasma-coated 20Kh13 steel samples during the incubation period of the droplet impact erosion.
Alexey Mednikov   +5 more
doaj   +1 more source

Evaluation of internal and external stresses on the SPT sampler [PDF]

open access: yes, 2016
The NSPT index is usually used in empirical correlations to estimate parameters of the soil, carrying capacity, foundation settlement, etc. Because these correlations have no scientific basis, researchers have been developing rational methods of analysis,
Edmundo Rogerio Esquivel   +5 more
core   +1 more source

PREMISES OF IDENTIFYING EQUIPMENT FOR CUTTING BY ELECTROCHEMICAL MACHINING

open access: yesNonconventional Technologies Review, 2021
The study of residual stresses in metal parts can be performed by making slits where such stresses are assumed to exist. Measuring the width of the slits can provide information on the type and size of residual stresses.
Margareta Coteata   +5 more
doaj  

Finite Element Prediction for the Internal Stresses of (Ti,Al)N Coatings

open access: yesArchives of Metallurgy and Materials, 2016
The general topic of this paper is the computer simulation with use of finite element method (FEM) for determining the internal stresses of selected gradient and single-layer PVD coatings deposited on the sintered tool materials, including cemented ...
Żukowska L.W.   +6 more
doaj   +1 more source

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