Results 51 to 60 of about 134,990 (292)

Sparse Signal Recovery via Generalized Entropy Functions Minimization

open access: yesIEEE Transactions on Signal Processing, 2019
Compressive sensing relies on the sparse prior imposed on the signal of interest to solve the ill-posed recovery problem in an under-determined linear system. The objective function used to enforce the sparse prior information should be both effective and easily optimizable.
Shuai Huang, Trac D. Tran
openaire   +2 more sources

Analysis of Entropy Generation Minimization in Circular Porous Fins [PDF]

open access: yesISRN Chemical Engineering, 2012
This work introduces a simple method of exergy analysis in a typical circular porous fin. The entropy generation of any thermodynamic system provides a useful measure of the extent of irreversibility. The irreversibility causes the loss of useful work (exergy) in the system and hence the loss of exergy has to be minimized.
Seyfolah Saedodin   +2 more
openaire   +1 more source

Transferrin receptor 1‐mediated iron uptake supports thermogenic activation in human cervical‐derived adipocytes

open access: yesFEBS Letters, EarlyView.
In this study, we found that human cervical‐derived adipocytes maintain intracellular iron level by regulating the expression of iron transport‐related proteins during adrenergic stimulation. Melanotransferrin is predicted to interact with transferrin receptor 1 based on in silico analysis.
Rahaf Alrifai   +9 more
wiley   +1 more source

Diversity and complexity in neural organoids

open access: yesFEBS Letters, EarlyView.
Neural organoid research aims to expand genetic diversity on one side and increase tissue complexity on the other. Chimeroids integrate multiple donor genomes within single organoids. Self‐organising multi‐identity organoids, exogenous cell seeding, or enforced assembly of region‐specific organoids contribute to tissue complexity.
Ilaria Chiaradia, Madeline A. Lancaster
wiley   +1 more source

Exergy Analysis of a Domestic Refrigerator

open access: yesJournal of Engineering, 2018
An energy and exergy thermodynamic analysis using EES program was done for a domestic refrigerator working with R-134a using vapor compression refrigeration cycle. The analysis deals with the system component, i.e.
Loauy Abd Al-Azez Mahdi   +2 more
doaj   +1 more source

From mice to humans—divergent strategies for intestinal homeostasis and regeneration

open access: yesFEBS Letters, EarlyView.
Recent advances such as organoid genome editing, xenotransplantation, imaging, and whole‐genome sequencing have enabled direct studies of human intestinal stem cells (ISCs). These studies reveal species‐specific features, including slower ISC proliferation, distinct injury responses, slower somatic mutation accumulation in humans, and an inverse ...
Keiko Ishikawa   +2 more
wiley   +1 more source

Analysis of Entropy Generation Minimization in Radial Heat Sink

open access: yesIndian Journal of Science and Technology, 2016
Background/Objective:In this paper, an entropy generation rateof a radial flow type heat sink model has been investigated and its minimization is the primary aim of this study to exhibit the overall performance of the model. Methods/Statistical Analysis: The entropy generation method (EGM), which is one of the best modeling and optimization approach ...
Krishna Kumar Singh, M. K. Sinha
openaire   +1 more source

Structural insights and therapeutic targets in Acinetobacter baumannii capsule biosynthesis

open access: yesFEBS Letters, EarlyView.
Hypervirulent KL49 A. baumannii's capsular polysaccharide contains the nonulosonic acid 8‐epi‐Leg5,7Ac2, synthesized by epimerization via ElaA, ElaB, and ElaC. Crystal structures of ElaA, ElaB, and ElaC reveal their role in CMP‐Leg5,7Ac2 synthesis and regioselective C8 epimerization.
Woo Cheol Lee   +7 more
wiley   +1 more source

Entropy Generation Minimization for the Design of Plate Heat Exchangers

open access: yesTECNICA ITALIANA-Italian Journal of Engineering Science, 2019
Plate heat exchangers are widespread in several fields due to their capability to transfer noticeable thermal powers despite the reduced encumbrance. The main feature concerns the presence of parallel plates where the fluids circulate in alternate manner in counter-current configuration.
Bruno Roberto   +3 more
openaire   +3 more sources

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