Results 21 to 30 of about 805,278 (315)

High-throughput screening of microbial strains in large-scale microfluidic droplets

open access: yesFrontiers in Bioengineering and Biotechnology, 2023
The transformation of engineered microbial cells is a pivotal link in green biomanufacturing. Its distinctive research application involves genetic modification of microbial chassis to impart targeted traits and functions for effective synthesis of the ...
Zhidong Zhang   +7 more
doaj   +1 more source

Gradient-enhanced damage model for large deformations of elastic-plastic materials

open access: yesArchives of Mechanics, 2013
This paper deals with the development of a family of gradient-enhanced elasticity-damage-plasticity models for the simulation of failure in metallic and composite materials.
B. Wcisło   +2 more
doaj   +1 more source

The Rotation Associated with Large Strains [PDF]

open access: yesSIAM Journal on Applied Mathematics, 1973
The connection between the local rotation tensor and the strain tensor is investigated. Expressions for the derivatives of the components of the rotation tensor are derived, and they lead to new forms for the compatibility relations for finite strain.
openaire   +1 more source

Assessment of dynamic behaviour of earth dams taking into account large strains [PDF]

open access: yesE3S Web of Conferences, 2019
This paper presents the results of the assessment and prediction of the dynamic behavior of earth dams of various heights, taking into account large strains (geometric nonlinearity) and inhomogeneous features of structures under multi-component kinematic
Mirsaidov Mirziyod   +3 more
doaj   +1 more source

Assessment of stress-strain state of earth dams with allowance for non-linear strain of material and large strains

open access: yesИнженерно-строительный журнал, 2014
The paper presents results of studies on the dynamic behavior and stress-strain state of high earth dams with allowance for non-linearly viscoelastic properties of soil, large strains and heterogeneous features of a structure.
M.M. Mirsaidov, T.Z. Sultanov
doaj   +1 more source

Accommodation of large plastic strains and defect accumulation in nanocrystalline Ni grains [PDF]

open access: yes, 2007
A transmission electron microscopy (TEM) study has been carried out to uncover how dislocations and twins accommodate large plastic strains and accumulate in very small nanocrystalline Ni grains during low-temperature deformation.
武晓雷   +2 more
core   +1 more source

Achieving ultra-large elastic strains in Nb thin films on NiTi phase-transforming substrate by the principle of lattice strain matching

open access: yesMaterials & Design, 2021
Two-dimensional nanomaterials are able to sustain ultra-large elastic strains, which in turn hold potential to alter the many functional properties.
Fakhrodin Motazedian   +8 more
doaj   +1 more source

An experimental investigation of the behaviour of steels over large temperature and strain rate ranges [PDF]

open access: yes, 2013
During forging and machining manufacturing processes, the material is subject to large strains at high strain rates which provoke local heating and microstructural changes.
GERMAIN, Guénaël   +3 more
core   +1 more source

Pseudoelasticity at Large Strains in Au Nanocrystals [PDF]

open access: yesPhysical Review Letters, 2018
Pseudoelasticity in metals is typically associated with phase transformations (e.g., shape memory alloys) but has recently been observed in sub-10 nm Ag nanocrystals that rapidly recovered their original shape after deformation to large strains. The discovery of pseudoelasticity in nanoscale metals dramatically changes the current understanding of the ...
Gu, X Wendy   +4 more
openaire   +4 more sources

Identification of sulfate-reducing bacteria strains of human large intestine

open access: yesБіологічні студії, 2013
The sulfate-reducing bacteria have been isolated from human intestine. These bacteria are identified by their morphological, physiological and biochemical characteristics as the Desulfovibrio sp. and Desulfomicrobium sp.
I. V. Kushkevych
doaj   +1 more source

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