Results 11 to 20 of about 12,822 (205)

The malaria parasite cyclic GMP-dependent protein kinase plays a central role in blood-stage schizogony. [PDF]

open access: yes, 2009
A role for the Plasmodium falciparum cyclic GMP (cGMP)-dependent protein kinase (PfPKG) in gametogenesis in the malaria parasite was elucidated previously. In the present study we examined the role of PfPKG in the asexual blood-stage of the parasite life
Baker, David A   +7 more
core   +2 more sources

On photon statistics parametrized by a non-central Wishart random matrix

open access: yes, 2015
In order to tackle parameter estimation of photocounting distributions, polykays of acting intensities are proposed as a new tool for computing photon statistics.
Di Nardo, Elvira
core   +1 more source

The ring-opening polymerization of D,L-lactide in the melt initiated with tetraphenyltin [PDF]

open access: yes, 1984
Melt polymerization conditions for D,L-lactide initiated with tetraphenyltin were studied with regard to polymer molecular weight and weight distributions.
Berg, J.W.A. van den   +3 more
core   +2 more sources

Waltzing peakons and compacton pairs in a cross-coupled Camassa-Holm equation

open access: yes, 2011
We consider singular solutions of a system of two cross-coupled Camassa-Holm (CCCH) equations. This CCCH system admits peakon solutions, but it is not in the two-component CH integrable hierarchy.
Cotter, Colin   +3 more
core   +1 more source

On the use of shot noise for photon counting [PDF]

open access: yes, 2015
Lieu et al. (2015) have recently claimed that it is possible to substantially improve the sensitivity of radio astronomical observations. In essence, their proposal is to make use of the intensity of the photon shot noise as a measure of the photon ...
Zmuidzinas, Jonas
core   +2 more sources

Hitting Times and Positions in Rare Events [PDF]

open access: yes, 2020
We establish abstract limit theorems which provide sufficient conditions for a sequence $(A_{l})$ of rare events in an ergodic probability preserving dynamical system to exhibit Poisson asymptotics, and for the consecutive positions inside the $A_{l}$ to
Zweimüller, Roland
core   +3 more sources

Lancifodilactone G : insights about an unusually stable enol [PDF]

open access: yes, 2008
From quantum mechanics calculations we confirm that the naturally occurring enol lancifodilactone G is stable over the keto form (by 2.6 kcal/mol in water), the only known stable aliphatic enol (devoid of conjugated or bulky aromatics and lacking a 1,3 ...
Chenoweth, D. M.   +2 more
core   +1 more source

Local limit theorems for suspended semiflows

open access: yes, 2020
We prove local limit theorems for a cocycle over a semiflow by establishing topological, mixing properties of the associated skew product semiflow. We also establish conditional rational weak mixing of certain skew product semiflows and various mixing ...
Aaronson, Jon., Terhesiu, Dalia
core   +1 more source

Current algebra, statistical mechanics and quantum models

open access: yes, 2017
Results obtained in the past for free boson systems at zero and nonzero temperature are revisited to clarify the physical meaning of current algebra reducible functionals which are associated to systems with density fluctuations, leading to observable ...
Mendes, R. Vilela
core   +1 more source

Hybrid Auxetic Architectures: Integrating Curvature‐Driven Design for Enhanced Mechanical Tunability and Structural Performance

open access: yesAdvanced Engineering Materials, EarlyView.
Curvature‐tuned auxetic lattices are designed, fabricated, and mechanically characterized to reveal how geometric curvature governs stretchability, stress redistribution, and Poisson's ratio evolution. Photoelastic experiments visualize stress pathways, while hyperelastic simulations quantify deformation mechanics.
Shuvodeep De   +3 more
wiley   +1 more source

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