Results 101 to 110 of about 203,738,243 (304)

Analysis of heat pump performance coefficients

open access: yesJournal of Engineering Sciences and Innovation
In this paper the authors propose a performance analysis of electrically driven mechanical vapor compression heat pumps. The article is based on the analysis of technical parameters according to construction characteristics, types of refrigerants used, in relation to outdoor temperatures. The article is intended to be a real support for the choice of a
MIRCEA VASILE AMBRO, IOAN AȘCHILEAN
openaire   +1 more source

GelMA‐based 3D spheroids recapitulate transcriptomic and functional hallmarks of myeloid sarcoma

open access: yesFEBS Open Bio, EarlyView.
GelMA 5% hydrogels support the formation of myeloid leukemia spheroids that recapitulate MS‐specific features, including G1 arrest, apoptosis, and ECM‐driven transcriptomic reprogramming. The 3D model mimicked soft‐tissue‐like stiffness and oxygen conditions, and transcriptomic convergence with primary MS samples confirmed its utility as a preclinical ...
Nicolas Germain   +11 more
wiley   +1 more source

Comparative assessment of crystallographic and cryo‐EM models in the Protein Data Bank

open access: yesFEBS Open Bio, EarlyView.
Raw data obtained by X‐ray crystallography or cryo‐EM result in experimental maps, ultimately fitted by atomic models. Although the physical principles are different, the final results can be viewed, compared, and evaluated in the same way. With cryogenic electron microscopy (cryo‐EM) on track to surpass X‐ray crystallography as the preferred method ...
Alexander Wlodawer   +7 more
wiley   +1 more source

The Performance and Force Coefficients of Flapping Foil

open access: yes, 2016
The added mass and damping coefficients of a flapping foil propulsor are investigated using an URANS method with the k-omega turbulence model for two Reynolds numbers. First, computed performance coefficients are compared with experimental results from the open literature.
Sánchez-Caja, Antonio, Martio, Jussi
openaire   +3 more sources

Structural and biochemical insights into the thermostable esterase Ta0887 from Thermoplasma acidophilum

open access: yesFEBS Open Bio, EarlyView.
In this study, a novel esterase from the thermoacidophilic archaeon Thermoplasma acidophilum was biochemically and structurally characterized. Our results demonstrate that Ta0887 is a highly thermostable esterase that preferentially hydrolyzes p‐nitrophenyl hexanoate and possesses an α‐helical cap domain that likely contributes to its substrate ...
Alejandro Delgado‐Rey   +4 more
wiley   +1 more source

Evaluating GenAI‐produced feedback on undergraduate bioscience essays against good higher education feedback practice

open access: yesFEBS Open Bio, EarlyView.
This pilot study investigates the potential of Generative AI to provide formative feedback to students. ChatGPT was prompted to provide feedback on Year 1 Bioscience essays, which were evaluated against established good feedback practices. GenAI‐authored feedback had useful elements, but was limited in scope. GenAI may have potential to provide instant,
Annabel Court   +3 more
wiley   +1 more source

Simulation Of Convective Heat Transfer Coefficient In The Receiver Tube Of A Parabolic Trough Concentrator. [PDF]

open access: yes, 2003
The evaluation of the convective heat transfer coefficient, hc by simulation can be made simple, if modeling of the temperature dependent parameters is carried out effectively.
Mahinder Singh, Balbir Singh   +1 more
core   +1 more source

Type I interferons modulate autophagy to shape gemcitabine response in pancreatic cancer cells

open access: yesFEBS Open Bio, EarlyView.
Type I interferons differentially modulate autophagy and the response of pancreatic cancer cells to gemcitabine. IFNα2b stimulates autophagic flux and protects cells from gemcitabine‐induced cell death, contributing to chemoresistance. In contrast, IFNβ1a inhibits autophagosome formation and enhances gemcitabine‐induced cell death, resulting in ...
Lucy E. Bonilla   +10 more
wiley   +1 more source

Coefficient of Variation and Performance correlation.

open access: yes, 2014
Association between the coefficient of Variation (CV) and the mean relative performance considering all treatments in D. buzzatii (circles) and D. koepferae (triangles). Linear trends are shown.
Julián Padró (521237)   +5 more
core   +1 more source

Performance Degradation of Ground Source Heat Pump Systems Under Ground Temperature Disturbance: A TRNSYS-Based Simulation Study

open access: yesEnergies
Ground temperature (GT) variation significantly affects the energy performance of ground source heat pump (GSHP) systems. Both long-term thermal accumulation and short-term dynamic responses contribute to the degradation of the coefficient of performance
Yeqi Huang, Zhongchao Zhao, Mengke Sun
doaj   +1 more source

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