Results 81 to 90 of about 1,349,018 (307)

ORCh: A package to reduce and optimize chemical kinetics. Application to tetrafluoromethane oxidation

open access: yesSoftwareX
ORCh is a set of C++ routines to analyze the response of detailed chemical kinetics and determine the most influential species and elementary reactions for given operating conditions.
Nicolas Jaouen   +3 more
doaj   +1 more source

A Review of Tropospheric Atmospheric Chemistry and Gas-Phase Chemical Mechanisms for Air Quality Modeling

open access: yesAtmosphere, 2011
Gas-phase chemical mechanisms are vital components of prognostic air quality models. The mechanisms are incorporated into modules that are used to calculate the chemical sources and sinks of ozone and the precursors of particulates.
Wendy S. Goliff   +3 more
doaj   +1 more source

The Escape Problem for Irreversible Systems

open access: yes, 1993
The problem of noise-induced escape from a metastable state arises in physics, chemistry, biology, systems engineering, and other areas. The problem is well understood when the underlying dynamics of the system obey detailed balance. When this assumption
B. Caroli   +32 more
core   +2 more sources

In situ molecular organization and heterogeneity of the Legionella Dot/Icm T4SS

open access: yesFEBS Letters, EarlyView.
We present a nearly complete in situ model of the Legionella Dot/Icm type IV secretion system, revealing its central secretion channel and identifying new components. Using cryo‐electron tomography with AI‐based modeling, our work highlights the structure, variability, and mechanism of this complex nanomachine, advancing understanding of bacterial ...
Przemysław Dutka   +11 more
wiley   +1 more source

Laser-cooling-assisted mass spectrometry

open access: yes, 2014
Mass spectrometry is used in a wide range of scientific disciplines including proteomics, pharmaceutics, forensics, and fundamental physics and chemistry.
Chen, Kuang   +4 more
core   +1 more source

PDF simulations of turbulent combustion incorporating detailed chemistry

open access: yesCombustion and Flame, 1999
Abstract Recently, the technique of in situ adaptive tabulation (ISAT) was proposed to accomplish efficiently the hitherto formidable task of including detailed chemistry in particle methods for turbulent-reactive flows. This paper addresses the performance issues (accuracy, efficiency, and storage requirements) involved in the implementation of ISAT
Vivek Saxena, Stephen B Pope
openaire   +1 more source

Structural instability impairs function of the UDP‐xylose synthase 1 Ile181Asn variant associated with short‐stature genetic syndrome in humans

open access: yesFEBS Letters, EarlyView.
The Ile181Asn variant of human UDP‐xylose synthase (hUXS1), associated with a short‐stature genetic syndrome, has previously been reported as inactive. Our findings demonstrate that Ile181Asn‐hUXS1 retains catalytic activity similar to the wild‐type but exhibits reduced stability, a looser oligomeric state, and an increased tendency to precipitate ...
Tuo Li   +2 more
wiley   +1 more source

Technical note: A new comprehensive SCAVenging submodel for global atmospheric chemistry modelling [PDF]

open access: yesAtmospheric Chemistry and Physics, 2006
We present the new scavenging scheme SCAV, simulating the removal of trace gases and aerosol particles by clouds and precipitation in global atmospheric chemistry models. The scheme is quite flexible and can be used for various purposes, e.g.
H. Tost   +4 more
doaj  

Bunburra Rockhole: Exploring the geology of a new differentiated asteroid [PDF]

open access: yes, 2017
Bunburra Rockhole is the first recovered meteorite of the Desert Fireball Network. We expanded a bulk chemical study of the Bunburra Rockhole meteorite to include major, minor and trace element analyses, as well as oxygen and chromium isotopes, in ...
Benedix, G.K.   +11 more
core   +1 more source

PICALM::MLLT10 translocated leukemia

open access: yesFEBS Letters, EarlyView.
This comprehensive review of PICALM::MLLT10 translocated acute leukemia provides an in‐depth review of the structure and function of CALM, AF10, and the fusion oncoprotein (1). The multifaceted molecular mechanisms of oncogenesis, including nucleocytoplasmic shuttling (2), epigenetic modifications (3), and disruption of endocytosis (4), are then ...
John M. Cullen   +7 more
wiley   +1 more source

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