Results 31 to 40 of about 3,284,407 (297)

Stress-strain response and microstructural evolution of a FeMnCAl TWIP steel during tension-compression tests [PDF]

open access: yes, 2016
© 2016. The stress-strain response of a Fe-17.5Mn-0.7C-2Al TWIP steel during cyclic loading has been investigated by means of tension-compression tests within the strain limits of ±2%, ±5% and ±10%. In addition, the microstructural evolution during the ±
Benito Páramo, José Antonio   +3 more
core   +2 more sources

Influence of friction on granular segregation [PDF]

open access: yes, 2007
Vertical shaking of a mixture of small and large beads can lead to segregation where the large beads either accumulate at the top of the sample, the so called Brazil Nut effect (BNE), or at the bottom, the Reverse Brazil Nut effect (RBNE).
Schröter, Matthias   +2 more
core   +2 more sources

Assembling strategies in extrinsic evolvable hardware with bi-directional incremental evolution [PDF]

open access: yes, 2003
Bidirectional incremental evolution (BIE) has been proposed as a technique to overcome the ”stalling” effect in evolvable hardware applications. However preliminary results show perceptible dependence of performance of BIE and quality of evaluated ...
F. Gomez   +6 more
core   +2 more sources

Features of Limiting State Diagrams for Active Systems under Mechano-Sliding Fatigue

open access: yesМеханика машин, механизмов и материалов
Experimental diagrams of limiting states of active systems under conditions of mechano-sliding fatigue are presented, as well as their analytical description.
Alexander V. Bogdanovich
doaj   +1 more source

Feedback at Test Can Reverse the Retrieval-Effort Effect

open access: yesFrontiers in Psychology, 2019
The testing effect refers to the finding that retrieving previously encoded material typically improves subsequent recall performance more on a later test than does restudying that material. Storm et al.
Oliver Kliegl   +3 more
doaj   +1 more source

Dynamic Ron Effect in GaN HEMT in a Zero-Voltage-Switching Circuit Due to Off-Resonance Operation

open access: yesIEEE Journal of the Electron Devices Society, 2021
Dynamic ON resistance of GaN devices is a must-care point for users. In this paper, the reverse conduction of commercial GaN power transistors is studied.
Shaoyu Sun   +3 more
doaj   +1 more source

Reverse Doppler Effect of Sound

open access: yes, 2009
We report observation of reverse Doppler effect in a double negative acoustic metamaterial. The metamaterial exhibited negative phase velocity and positive group velocity.
C. Caloz   +6 more
core   +1 more source

The 'Other' laughs back: Humour and resistance in anti-racist comedy [PDF]

open access: yes, 2010
This is the author's accepted manuscript. The final published article is available from the link below. Copyright @ 2010 The Author.This article outlines the ‘reverse discourses’ of black, African-American and Afro-Caribbean comedians in the UK and USA ...
Weaver, S
core   +2 more sources

Corrosion-Mechanical Fatigue: the Problems of Forecasting. Part 3. Mechanisms of Corrosion-Mechanical Fatigue

open access: yesМеханика машин, механизмов и материалов
Corrosion is one of the main electrochemical processes that damage metal materials. The combination of cyclic stresses and a corrosive environment causes wear-fatigue damage, called corrosion-mechanical fatigue.
Leonid A. Sosnovskiy   +2 more
doaj   +1 more source

Twins and grain boundaries-dominated the reverse Bauschinger effect and tension-compression asymmetry

open access: yesJournal of Materials Research and Technology, 2022
The failure modes and mechanisms of single and polycrystalline aluminum under different stress states are very different. Therefore, molecular dynamics methods were used to study the tension-compression asymmetry and Bauschinger effect of single and ...
Jinjie Zhou   +3 more
doaj   +1 more source

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