Results 31 to 40 of about 1,498,130 (262)

Measurements of Strain-Rate Distributions on Material After Shpb Impact

open access: yesEngineering Transactions, 2014
We have proposed a sophisticated novel method of the SHPB experiment to measure the local strain-rate distributions on a surface of the specimen by using mechanoluminescent materials combined with a high-speed camera and an image intensifier.
M. KAWAI   +4 more
doaj   +1 more source

Glass dynamics at high strain rates [PDF]

open access: yesPhysical Review E, 2012
9 pages, 6 ...
Langer, J. S., Egami, Takeshi
openaire   +3 more sources

A methionine‐lined active site governs carbocation stabilization and product specificity in a bacterial terpene synthase

open access: yesFEBS Letters, EarlyView.
This study reveals a unique active site enriched in methionine residues and demonstrates that these residues play a critical role by stabilizing carbocation intermediates through novel sulfur–cation interactions. Structure‐guided mutagenesis further revealed variants with significantly altered product profiles, enhancing pseudopterosin formation. These
Marion Ringel   +13 more
wiley   +1 more source

STRAIN/STRAIN RATE ECHOCARDIOGRAPHY

open access: yesEurasian Journal of Medicine, 2019
The characterization of local myocardial deformation, for both local radial and longitudinal function, could be important in heart diseases. Strain and strain rate echocardiography derived tissue Doppler imaging is a new clinical approach to quantifying ...
Enbiya Aksakal
doaj  

Assessment of myocardial strain and strain rate by tissue doppler echocar-diography [PDF]

open access: yesСаратовский научно-медицинский журнал, 2013
The objective of the article is to review the current data on the method of quantitative evaluation of cardiac mechanics — assessment of myocardial strain and strain rate according to the results of the tissue Doppler echocardiography and prospects of ...
Ekimova N.A., Katkova LA., Furman N.V.
doaj  

In vitro models of cancer‐associated fibroblast heterogeneity uncover subtype‐specific effects of CRISPR perturbations

open access: yesMolecular Oncology, EarlyView.
Development of therapies targeting cancer‐associated fibroblasts (CAFs) necessitates preclinical model systems that faithfully represent CAF–tumor biology. We established an in vitro coculture system of patient‐derived pancreatic CAFs and tumor cell lines and demonstrated its recapitulation of primary CAF–tumor biology with single‐cell transcriptomics ...
Elysia Saputra   +10 more
wiley   +1 more source

Contribution to evaluation of mechanical properties during impact loading [PDF]

open access: yesMetalurgija, 2008
The paper analyzes the influence of the impact rate of up to 120 ms-1 with a constant energy on the relative compression of high-grade unalloyed steels, Cu and Zn, and the evaluation of energy consumed during the impact bending test at the impact rate of
Buršák, M.   +2 more
doaj  

Effects of Heating Rate and Strain Rate on Phase Transformation in Micro-Grinding [PDF]

open access: yesEPJ Web of Conferences, 2019
The phase transformation in the grinding process could have a significant impact on the processing performance of the products. Although grinding process can lead to high heating and strain rates, the current studies on the phase transformation typically
Sun Gaoxiang, Ding Zishan
doaj   +1 more source

Coupling effect of deformation temperature and strain rate on mechanical properties in TWIP Ti-15Mo alloy

open access: yesCailiao gongcheng, 2022
Both deformation temperature and strain rate affect the mechanical properties of β titanium alloy, and are related to the change of deformation mode in the process of plastic deformation. The effects of deformation temperature and strain rate coupling on
YAO Kai, MIN Xiaohua
doaj   +1 more source

Effective therapeutic targeting of CTNNB1‐mutant hepatoblastoma with WNTinib

open access: yesMolecular Oncology, EarlyView.
WNTinib, a Wnt/CTNNB1 inhibitor, was tested in hepatoblastoma (HB) experimental models. It delayed tumor growth and improved survival in CTNNB1‐mutant in vivo models. In organoids, WNTinib outperformed cisplatin and showed enhanced efficacy in combination therapy, supporting its potential as a targeted treatment for CTNNB1‐mutated HB.
Ugne Balaseviciute   +17 more
wiley   +1 more source

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