Results 91 to 100 of about 7,021,795 (251)

Basic transport phenomena in materials engineering

open access: yes, 2013
This book presents the basic theory and experimental techniques of transport phenomena in materials processing operations. Such fundamental knowledge is highly useful for researchers and engineers in the field to improve the efficiency of conventional ...
Iguchi, Manabu   +4 more
core   +1 more source

From junk to function — How weak selection in eukaryotes builds new parts and drives genomic complexity

open access: yesFEBS Letters, EarlyView.
How do genomes gain new functional parts? In eukaryotes, which tend to evolve under weak selection, much of the genome is junk. Palazzo and Qiu borrow the logic of Markov chains to show how non‐functional DNA becomes functional through the appearance of intermediate states, which arise due to epistasis, buffering, and biochemical messiness, allowing ...
Alexander F. Palazzo, Yi Qiu
wiley   +1 more source

Engineering Vanderbilt; Vol. 50 No. 01, 2009

open access: yes, 2009
Engineering Vanderbilt (formerly Engineering News) is the newsletter of the Vanderbilt University School of Engineering.Vanderbilt University.
Vanderbilt University. School of Engineering
core  

Public transport policies in Europe: implementing bus rapid transit systems in major European cities [PDF]

open access: yes, 2006
Policies promoting Bus Rapid Transit implementation in Europe might take advantage of its low budget requirements and high capacity to provide a much more efficient transport system.Postprint (published ...
Canales, C   +3 more
core   +1 more source

Minimization of Material Waste Through Maintenance Interval Optimization in Transport Systems

open access: yesApplied Sciences
The optimization of maintenance intervals is crucial for enhancing efficiency, sustainability, and cost-effectiveness in transport operations. This paper presents a method for optimizing maintenance intervals for vehicles in various modes of transport ...
Augustyn Lorenc, Małgorzata Kuźnar
doaj   +1 more source

The Shewanella oneidensis Fic enzyme SoFic targets the switch‐I region of EF‐Tu for AMPylation

open access: yesFEBS Letters, EarlyView.
Fic enzymes mediate diverse post‐translational modifications across all domains of life, including AMPylation. Prokaryotic EF‐Tu can be AMPylated and deAMPylated by the conserved Fic enzyme SoFic. Structural and biochemical approaches were used to characterize the effect of AMPylation on EF‐Tu, SoFic's enzymatic activities, and the enzyme‐target ...
Svenja Runge   +6 more
wiley   +1 more source

Engineering Vanderbilt; Vol. 53, No. 01, 2012

open access: yes, 2012
Engineering Vanderbilt (formerly Engineering News) is the newsletter of the Vanderbilt University School of Engineering.Vanderbilt University.
Vanderbilt University. School of Engineering
core  

L‐aspartate oxidase provides new insights into fumarate reduction in anaerobic darkness in Synechocystis sp. PCC6803

open access: yesFEBS Letters, EarlyView.
Synechocystis strains deficient in succinate dehydrogenase (SDH) secrete more succinate than the WT under dark anaerobic conditions, supporting that SDH then primarily acts as SDH, not as a fumarate reductase. L‐aspartate oxidase (Laspo) from Synechocystis is functional under anaerobic conditions, reducing fumarate to succinate.
Kateryna Kukil   +3 more
wiley   +1 more source

Engineering Vanderbilt; Vol. 45 No. 02, 2004

open access: yes, 2004
Engineering Vanderbilt (formerly Engineering News) is the newsletter of the Vanderbilt University School of EngineeringSchool of ...
Vanderbilt University. School of Engineering
core  

Artificial molecular machines and motors—Design and control of nanoscale motion

open access: yesFEBS Letters, EarlyView.
Molecules are constantly moving because of thermal fluctuations, but random motion alone cannot be exploited to perform directional tasks. Artificial molecular machines use chemical, electrical, or light energy to bias this motion. Molecular shuttles, rotary motors, and supramolecular pumps illustrate how nanoscale movement can be controlled and ...
Leonardo Andreoni, Alberto Credi
wiley   +1 more source

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