Results 31 to 40 of about 23,495 (293)

Failure Mechanisms of Mechanically and Thermally Produced Holes in High-Strength Low-Alloy Steel Plates Subjected to Fatigue Loading

open access: yesMetals, 2020
High-strength low-alloy steels (HSLA) are gaining popularity in structural applications in which weight reduction is of interest, such as heavy duty machinery, bridges, and offshore structures.
Carlos Jiménez-Peña   +3 more
doaj   +1 more source

Damage evaluation of quartz woven fabrics during needle punching process

open access: yesJournal of Industrial Textiles, 2022
This paper reports an experimental study on the damage evaluation of quartz woven fabrics during needle punching process under different needle punching densities. The straight fiber bundles begin appearing in Z direction at 50 punches · cm −2 and the “U-
Peijian Du   +5 more
doaj   +1 more source

Punching capacity of spread footings using aci 318-19 and the strip model

open access: yes, 2023
In design, the sectional depth of reinforced concrete spread footings is usually governed by design code provisions for punching shear, which are derived primarily from experiments on slab-column connections.
Lantsoght, E.O.L. (author)   +2 more
core   +1 more source

Digital Twin-Driven Cyber-Physical System for Autonomously Controlling of Micro Punching System

open access: yesIEEE Access, 2019
Microstructure functional surface is widely used in an optical system because of its special micro-topological structure and particular physical properties.
Rongli Zhao   +6 more
doaj   +1 more source

Characterization of galling during dry and lubricated punching of AA5754 sheet

open access: yesAdvances in Industrial and Manufacturing Engineering, 2021
When sheets of aluminum alloys are pierced or trimmed, tool failure occurs by the transfer of material from the sheet to the surface of the tool.
Shayan Shirzadian   +2 more
doaj   +1 more source

A Corneal Punch

open access: yesAmerican Journal of Ophthalmology, 1969
American Journal of Ophthalmology 67 (1969) 966-967. doi:10.1016/0002-9394(69)90098-1 ; Received by publisher: 0000-01-01 ; Harvest Date: 2016-01-04 12:19:01 ; DOI:10.1016/0002-9394(69)90098-1 ; Page Range: 966 ...
Department of Ophthalmology, University of Florida College of Medicine, Gainesville, Florida ( host institution )   +3 more
openaire   +3 more sources

Somatostatin receptor 4 (SSTR4) is a tumor suppressor in cutaneous and head & neck squamous cell carcinomas

open access: yesMolecular Oncology, EarlyView.
This study identifies somatostatin receptor 4 (Sstr4) as a critical tumor suppressor against skin and head/neck cancers (HNSCC, cSCC, and BCC). The loss of Sstr4 removes a check on cell growth, causing hyperactivation of the MAPK‐ERK signaling pathway (↑).
Ali Taqvi   +6 more
wiley   +1 more source

Gut microbiota alterations in patients with non‐small‐cell lung cancer undergoing chemoradiotherapy

open access: yesMolecular Oncology, EarlyView.
We investigated the impact of concurrent chemoradiotherapy (CRT) on the gut microbiota in patients with locally advanced non‐small‐cell lung cancer. Overall gut microbiota composition remained largely stable throughout CRT while antibiotic exposure may influence microbial diversity.
Hanne Marte Nymoen   +19 more
wiley   +1 more source

Effect of Shape, Number, and Location of Openings on Punching Shear Capacity of Flat Slabs

open access: yesBuildings, 2021
Experimental evidence have proved that punching shear capacity of flat slabs deteriorate with the presence of openings located within the critical perimeter around columns.
Ekkachai Yooprasertchai   +5 more
doaj   +1 more source

Reprogramming tumor cells with LCOR mRNA nanotherapy to enhance immunotherapy

open access: yesMolecular Oncology, EarlyView.
LCOR (Ligand‐dependent corepressor) mRNA encapsulated in polymeric nanoparticles restores LCOR activity in tumor cells, constraining aggressive tumor cell states and increasing tumor immunogenicity. This reprogramming makes tumor cells more vulnerable to T‐cell attack and enhances their response to immune‐checkpoint immunotherapy.
Gabriel Serra‐Mir   +9 more
wiley   +1 more source

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