Results 71 to 80 of about 431,560 (339)

Recent development of combined heat transfer performance for engine systems: A comprehensive review

open access: yesResults in Surfaces and Interfaces
Heat transfer regulation between engine components has a direct impact on engine efficiency and performance. Improving engine system efficiency, reducing emissions, and prolonging component life all depend on efficient heat management.
Md. Abdullah, Mohammad Zoynal Abedin
doaj   +1 more source

Spintronics-based mesoscopic heat engine [PDF]

open access: yes, 2012
We consider a nanowire suspended on two spin-polarized leads and subject to a nonuniform magnetic field. We show that in such a system a temperature drop between leads can significantly affect the nanowire dynamics. In particular, it is demonstrated that
H.-P. Breuer, J. Atalaya, L. Y. Gorelik
core   +2 more sources

Microfluidic electro‐viscoelastic manipulation of extracellular vesicles

open access: yesFEBS Open Bio, EarlyView.
The electro‐viscoelastic manipulation as a potential method for separation of particles based on size. The particles introduced as a sheath flow migrate to the channel center under the influence of simultaneously applied electric field and pressure driven flow.
Seyedamirhosein Abdorahimzadeh   +7 more
wiley   +1 more source

Apparatus for improving the fuel efficiency of a gas turbine engine [PDF]

open access: yes, 1983
An energy recovery system is provided for an aircraft gas turbine engine of the type in which some of the pneumatic energy developed by the engine is made available to support systems such as an environmental control system.
Coffinberry, G. A.
core   +1 more source

Quantum heat engine with continuum working medium

open access: yes, 2006
We introduce a new quantum heat engine, in which the working medium is a quantum system with a discrete level and a continuum. Net work done by this engine is calculated and discussed.
Allahverdyan A E   +5 more
core   +1 more source

Transcriptional regulation of neuropeptide receptors underlies context‐dependent adaptation in Drosophila melanogaster

open access: yesFEBS Open Bio, EarlyView.
Under environmental changes, the expression level of neuropeptide (NP) and neuropeptide receptor (NPR) genes changes to confer context‐dependent adaptation to the model organism Drosophila melanogaster. Through finding more regulatory elements in the NPR genes in comparison with their ligands (NPs), we found that NPR‐biased transcriptional regulation ...
SeungHeui Ryu   +6 more
wiley   +1 more source

Solutions and Heat Engines [PDF]

open access: yesNature, 1929
IT is not usual for an author to complain of a review of his book; but I confess that the theory of osmotic pressure put forward (in place of an account of my own reasoning) by the reviewer, in NATURE of Feb. 16, of my book “Gases and Liquids”, almost took my breath away. As the reviewer's reply, in NATURE of Mar. 9, to Prof.
openaire   +2 more sources

Heat engine in the three-dimensional spacetime

open access: yes, 2017
We define a kind of heat engine via three-dimensional charged BTZ black holes. This case is quite subtle and needs to be more careful. The heat flow along the isochores does not equal to zero since the specific heat $C_V\neq0$ and this point completely ...
Li, Gu-Qiang, Liang, Feng, Mo, Jie-Xiong
core   +1 more source

Homologous expression and purification of human HAX‐1 for structural studies

open access: yesFEBS Open Bio, EarlyView.
This research protocol provides detailed instructions for cloning, expressing, and purifying large quantities of the intrinsically disordered human HAX‐1 protein, N‐terminally fused to a cleavable superfolder GFP, from mammalian cells. HAX‐1 is predicted to undergo posttranslational modifications and to interact with membranes, various cellular ...
Mariana Grieben
wiley   +1 more source

Method for improving the fuel efficiency of a gas turbine engine [PDF]

open access: yes, 1985
An energy recovery system is provided for an aircraft gas turbine engine of the type in which some of the pneumatic energy developed by the engine is made available to support systems such as an environmental control system.
Coffinberry, G. A.
core   +1 more source

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