Results 51 to 60 of about 9,703,054 (246)

Pressure seal Patent [PDF]

open access: yes, 1971
Pressure seals suitable for use in environmental test ...
Beylik, C. M.   +3 more
core   +1 more source

First-principles calculations of a high-pressure synthesized compound PtC [PDF]

open access: yes, 2005
First-principles density-functional method is used to study the recently high-pressure synthesized compound PtC. It is confirmed by our calculations that the platinum carbide has a zinc-blende ground-state phase at zero pressure and the rock-salt ...
Jin, C. Q., Li, L. Y., Yu, W.
core   +1 more source

Reciprocal control of viral infection and phosphoinositide dynamics

open access: yesFEBS Letters, EarlyView.
Phosphoinositides, although scarce, regulate key cellular processes, including membrane dynamics and signaling. Viruses exploit these lipids to support their entry, replication, assembly, and egress. The central role of phosphoinositides in infection highlights phosphoinositide metabolism as a promising antiviral target.
Marie Déborah Bancilhon, Bruno Mesmin
wiley   +1 more source

Stagnation pressure probe [PDF]

open access: yes, 1974
A method and apparatus for measuring the stagnation pressure of supersonic velocity gas streams without the generation of shock waves which interfere with such measurements are given. The technique is insensitive to the type of gas and Mach number and is
Goodyer, M. J.
core   +1 more source

A multicentre prospective randomised controlled clinical trial comparing the effectiveness and cost of a static air mattress and alternating air pressure mattress to prevent pressure ulcers in nursing home residents [PDF]

open access: yes, 2019
Background: Pressure ulcers are a global issue and substantial concern for healthcare systems. Various types of support surfaces that prevent pressure ulcer are available.
Anrys, Charlotte   +5 more
core   +2 more sources

The newfound relationship between extrachromosomal DNAs and excised signal circles

open access: yesFEBS Letters, EarlyView.
Extrachromosomal DNAs (ecDNAs) contribute to the progression of many human cancers. In addition, circular DNA by‐products of V(D)J recombination, excised signal circles (ESCs), have roles in cancer progression but have largely been overlooked. In this Review, we explore the roles of ecDNAs and ESCs in cancer development, and highlight why these ...
Dylan Casey, Zeqian Gao, Joan Boyes
wiley   +1 more source

Recent advances in high-pressure science and technology

open access: yesMatter and Radiation at Extremes, 2016
Recently we are witnessing the boom of high-pressure science and technology from a small niche field to becoming a major dimension in physical sciences.
Ho-Kwang Mao   +6 more
doaj   +1 more source

Nested order-disorder framework containing a crystalline matrix with self-filled amorphous-like innards

open access: yesNature Communications, 2022
The synthesis and characterization of new crystalline-amorphous hybrid materials is challenging. Here, the authors report the preparation of a nested order-disorder framework by applying high pressure to a nested copper chalcogenide Cu12Sb4S13.
Kejun Bu   +13 more
doaj   +1 more source

Fluidic pressure regulators [PDF]

open access: yes, 1972
Three basic areas for possible application of fluidic control to rocket engine subsystems were identified and six subsystem configurations were analyzed for study.
Mangion, C., Miller, W.
core   +1 more source

Structural and superconducting transition in selenium under high pressures [PDF]

open access: yes, 2000
First-principles calculations are performed for electronic structures of two high pressure phases of solid selenium, $\beta$-Po and bcc. Our calculation reproduces well the pressure-induced phase transition from $\beta$-Po to bcc observed in selenium.
A. Nishikawa   +22 more
core   +3 more sources

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