Results 1 to 10 of about 3,504,331 (315)

Pattern Formation in Semiconductors [PDF]

open access: yesNature, 1999
In semiconductors, nonlinear generation and recombination processes of free carriers and nonlinear charge transport can give rise to non-equilibrium phase transitions.
BK Ridley   +11 more
core   +5 more sources

Pattern Formation on Trees

open access: yesPhysical Review E, 2001
Networks having the geometry and the connectivity of trees are considered as the spatial support of spatiotemporal dynamical processes. A tree is characterized by two parameters: its ramification and its depth.
C. Meneveau   +13 more
core   +3 more sources

Memory Driven Pattern Formation [PDF]

open access: yesPhysics Letters A, 2004
The diffusion equation is extended by including spatial-temporal memory in such a manner that the conservation of the concentration is maintained. The additional memory term gives rise to the formation of non-trivial stationary solutions.
Abramowitz   +33 more
core   +2 more sources

Left-right cortical interactions drive intracellular pattern formation in the ciliate Tetrahymena. [PDF]

open access: goldPLoS Genet
Lee C   +7 more
europepmc   +2 more sources

Physical model of end-diastolic and end-systolic pressure-volume relationships of a heart

open access: yesFrontiers in Physiology, 2023
Left ventricular stiffness and contractility, characterized by the end-diastolic pressure-volume relationship (EDPVR) and the end-systolic pressure-volume relationship (ESPVR), are two important indicators of the performance of the human heart.
Yunxiao Zhang   +9 more
doaj   +1 more source

On the Risk of Infection by Infectious Aerosols in Large Indoor Spaces

open access: yesAerosol and Air Quality Research, 2022
Airborne diseases can be transmitted by infectious aerosols in the near field, i.e., in close proximity, or in the far field, i.e., by infectious aerosols that are well mixed within the indoor air. Is it possible to say which mode of disease transmission
Bardia Hejazi   +4 more
doaj   +1 more source

Computational analyses decipher the primordial folding coding the 3D structure of the beetle horn

open access: yesScientific Reports, 2021
The beetle horn primordium is a complex and compactly folded epithelial sheet located beneath the larval cuticle. Only by unfolding the primordium can the complete 3D shape of the horn appear, suggesting that the morphology of beetle horns is encoded in ...
Keisuke Matsuda   +4 more
doaj   +1 more source

Model-based prediction of spatial gene expression via generative linear mapping

open access: yesNature Communications, 2021
Single cell RNA-seq loses spatial information of gene expression in multicellular systems because tissue must be dissociated. Here, the authors show the spatial gene expression profiles can be both accurately and robustly reconstructed by a new ...
Yasushi Okochi   +4 more
doaj   +1 more source

Dentritic Pattern Formation [PDF]

open access: yesSolid State Phenomena, 1987
We present a numerical analysis of dendritic crystal growth. The growth of dendritic crystals occurs when the relevant transport of heat or matter takes place in the medium ahead of the advancing interface, such that the crystallization front moves into a supercooled or supersaturated region.
Müller-Krumbhaar, H.   +2 more
openaire   +2 more sources

Electrophysiological Characterization of Human Atria: The Understated Role of Temperature

open access: yesFrontiers in Physiology, 2021
Ambient temperature has a profound influence on cellular electrophysiology through direct control over the gating mechanisms of different ion channels. In the heart, low temperature is known to favor prolongation of the action potential.
Rupamanjari Majumder   +10 more
doaj   +1 more source

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