Results 61 to 70 of about 718,563 (319)

Studies on Particulate Matter Emission in CFB Boiler- A Review

open access: yesJournal of Advanced Mechanical Sciences, 2022
The particulate matter (PM) emissions involve solids or liquid particles suspended in a gas, most found in the earth’s atmosphere. One of the major sources of PM emissions is the Circulating Fluidized Bed (CFB) and Pulverized Fuel fired (PF) boilers, IC ...
Abhishek Kumar Verma
doaj  

pH‐mediated activation of the lysosomal arginine sensor SLC38A9

open access: yesFEBS Letters, EarlyView.
Cells monitor nutrient levels via the lysosomal transporter SLC38A9 to activate the mechanistic target of rapamycin complex 1 (mTORC1). This study reveals that SLC38A9 function is regulated by pH. We identified histidine 544 as a critical pH sensor that undergoes conformational changes to control amino acid efflux from lysosomes; therefore, it ...
Xuelang Mu, Ampon Sae Her, Tamir Gonen
wiley   +1 more source

Correlating motif analysis and morphological filters for surface texture analysis [PDF]

open access: yes, 2013
In contrast to the mean-line based evaluation system, motif analysis and morphological filters are two techniques oriented to the characterization of functional properties of surfaces.
Lou, Shan   +2 more
core   +1 more source

Filter This

open access: yesIn the Library with the Lead Pipe, 2011
In the Library with the Lead Pipe welcomes Audrey Barbakoff, a librarian at the Milwaukee Public Library, and Ahniwa Ferrari, Virtual Experience Manager at the Pierce County Library System in Washington, for a point-counterpoint piece on filtering in ...
Audrey Barbakoff
doaj  

Reduction of effluents from water supply stations to surface water bodies

open access: yesJournal of Environmental Engineering and Landscape Management, 2005
Polluted water from many water‐supply stations of the Ukraine gets into surface water bodies, trenches and ponds. Such water contains chlororganic compounds and coagulants that fail to biodegrade and get into the human body within the nutrition chain and
Leonid Shevchenko
doaj   +1 more source

Residual tail twisting in ascidian larvae is stabilized by asymmetric myofibrils that resist bilateral symmetry restoration

open access: yesFEBS Letters, EarlyView.
Ascidian Ciona larvae initially show strong clockwise tail twisting, which is largely corrected during development. However, a small residual twist remains. This study shows that organized helical myofibrils in tail muscles mechanically stabilize this residual asymmetry, preventing complete restoration of bilateral symmetry and revealing how embryos ...
Yuki S. Kogure   +3 more
wiley   +1 more source

An unexpected alternative viologen electron mediator site in tungsten‐containing formate dehydrogenase

open access: yesFEBS Letters, EarlyView.
An unexpected alternative interaction site for ethyl viologen was identified in formate dehydrogenase 1 from Methylorubrum extorquens. Combined mutagenesis, kinetic analysis, and docking revealed that aromatic residues near an iron–sulfur cluster enable flavin mononucleotide‐independent electron transfer, offering a framework for engineering improved ...
Eleni G. Poloniataki, Yong Hwan Kim
wiley   +1 more source

Compressive autoencoder filters

open access: yes, 2017
Noisy estimates of linear filters of linear approximation to compressive ...
Lucas Theis (3332154)
core   +1 more source

POFGEN: a design automation system for VLSI digital filters with invariant transfer function [PDF]

open access: yes, 1993
The structure, methodology and potential of a new design automation tool, POFGEN, for the generation of fixed function VLSI digital filters is described. The system accepts input data in the form of a coefficient vector and uses this to form a pipelined,
Bull, D R, Bull, DR, Wacey, G
core   +1 more source

A Study of Image Upsampling and Downsampling Filters

open access: yesComputers, 2019
In this paper, a set of techniques used for downsampling and upsampling of 2D images is analyzed on various image datasets. The comparison takes into account a significant number of interpolation kernels, their parameters, and their algebraical form ...
Dragoș Dumitrescu   +1 more
doaj   +1 more source

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