Results 101 to 110 of about 2,813,854 (249)

Experimental study on mechanical behavior of sand and silty clay under vertical unloading

open access: yesYantu gongcheng xuebao
The ultimate unloading ratio and the critical unloading ratio are the crucial parameters for determining the depth of disturbance below excavation base.
WU Kai 1, 2, 3, CHEN Renpeng 1, 2, 3, MENG Fanyan 1, 2, 3, HU Bo 2
doaj   +1 more source

Status of NASA's Stirling Space Power Converter Program [PDF]

open access: yes
An overview is presented of the NASA-Lewis Free-Piston Stirling Space Power Convertor Technology Program. The goal is to develop the technology base needed to meet the long duration, high capacity power requirements for future NASA space initiatives ...
Dudenhoefer, James E., Winter, Jerry M.
core   +1 more source

Matrix metalloproteinase‐9 regulates cell adhesion and membrane protrusive activity of ovarian cancer cells

open access: yesFEBS Open Bio, EarlyView.
Matrix metalloproteinase‐9 (MMP9) drives ovarian cancer progression. Using MMP9‐null cells (M9‐KO) created from ovarian cancer cells, we found MMP9 loss did not block Epidermal Growth Factor (EGF)‐driven E‐cadherin dissolution or EMT but delayed and reduced EGF‐driven membrane protrusions. Transient MMP9 re‐expression drove membrane protrusion.
Claire Strauel   +8 more
wiley   +1 more source

Method for calculating uplift of shield tunnels subjected to underlying grouting in soft clayey ground

open access: yesYantu gongcheng xuebao
Grouting in the underlying strata is a common remedial measure for the excessive settlement of shield tunnels. In the case of structured soft clays, the grouting process induces dissipation of the excess pore pressure in the surrounding strata, which ...
MENG Fanyan 1, 2, 3, JIA Qi 1, 2, 3, CHEN Renpeng 1, 2, 3, CHEN Tong 1, 2, 3, CHENG Hongzhan 1, 2, 3
doaj   +1 more source

Conversion Efficiency as a Complementing Measure of Welfare in Capability Space [PDF]

open access: yes
In the capability literature, studies on the empirical measurement in the functionings space are abundant and a few studies even measure capability to function. We suggest adopting a third measure of welfare relevant to economists, namely the "conversion
Binder, Martin, Broekel, Tom
core   +1 more source

YlmG1 is localized exclusively to the chloroplast envelope membrane and is involved in preprotein translocation in Arabidopsis thaliana

open access: yesFEBS Open Bio, EarlyView.
Cytosolically synthesized chloroplast preproteins are translocated across the outer and inner envelope membranes through translocons called TOC and TIC, respectively. In green algae and plants, the TIC core is composed of essential membrane proteins, Tic12, Tic20, and Tic214.
Mengyi Li, Xueyang Zhao, Masato Nakai
wiley   +1 more source

Locuinţa individuală pe teren îngust - o soluţie pentru perioada de criză [PDF]

open access: yesUrbanism. Arhitectura. Constructii, 2012
The approach to minimal land lots shows how a reduced area of terrain can be utilized to create an efficient, high-density version of the single-family dwelling while maintaining a decent rapport between built and construction-free areas.
Anca Mihaela Constantin
doaj  

Digital twins to accelerate target identification and drug development for immune‐mediated disorders

open access: yesFEBS Open Bio, EarlyView.
Digital twins integrate patient‐derived molecular and clinical data into personalised computational models that simulate disease mechanisms. They enable rapid identification and validation of therapeutic targets, prediction of drug responses, and prioritisation of candidate interventions.
Anna Niarakis, Philippe Moingeon
wiley   +1 more source

Exploring Bayesian network model with noise filtering for rainfall-induced landslide susceptibility assessment in Fujian, China

open access: yesFrontiers in Earth Science
Machine learning models have been increasingly popular in landslide susceptibility mapping based on the correlations among landslides and their inducing factors. However, mislabeled data in model training sets would deteriorate model accuracy. This study
Suhua Zhou   +8 more
doaj   +1 more source

New silicon cell design concepts for 20 percent AMI efficiency [PDF]

open access: yes
The basic design principles for obtaining high efficiency in silicon solar cells are reviewed. They critically involve very long minority carrier lifetimes, not so much to attain high collection efficiency, but primarily for increased output voltages ...
Wolf, M.
core   +1 more source

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