Results 81 to 90 of about 3,419,452 (348)

Lambda- and Schottky-anomalies in solid-state phase transitions [PDF]

open access: yesarXiv, 2011
The origin of lambda and Schottky anomalies in solid-state phase transitions are analyzed and illustrated. They are shown to be the latent heat of nucleation-and-growth phase transitions.
arxiv  

Eight-potential-well order-disorder ferroelectric model and effects of random fields

open access: yes, 2000
An eight-potential-well order-disorder ferroelectric model was presented and the phase transition was studied under the mean-field approximation. It was shown that the two-body interactions are able to account for the first-order and the second order ...
Gu, Bing-Lin   +2 more
core   +1 more source

miRNA‐29 regulates epidermal and mesenchymal functions in skin repair

open access: yesFEBS Letters, EarlyView.
miRNA‐29 inhibits cell‐to‐cell and cell‐to‐matrix adhesion by silencing mRNA targets. Adhesion is controlled by complex interactions between many types of molecules coded by mRNAs. This is crucial for keeping together the layers of the skin and for regenerating the skin after wounding.
Lalitha Thiagarajan   +10 more
wiley   +1 more source

Quantum Phase Transition, Dissipation, and Measurement [PDF]

open access: yesarXiv, 2009
A selected set of topics in quantum phase transition is discussed. It includes dissipative quantum phase transitions, the role of disorder, and the relevance of quantum phase transition to measurement theory in quantum mechanics.
arxiv  

Quantum Phase Transitions

open access: yes, 2000
These are notes for lectures delivered at the NATO ASI on Dynamics in Leiden, The Netherlands, in July 1998. The main concepts relating to quantum phase transitions are explained, using the paramagnet-to-ferromagnet transition of itinerant electrons as the primary example. Some aspects of metal-insulator transitions are also briefly discussed.
Dietrich Belitz, T. R. Kirkpatrick
openaire   +3 more sources

STAT3 expression is reduced in cardiac pericytes in HFpEF and its loss reduces cellular adhesion and induces pericyte senescence

open access: yesFEBS Letters, EarlyView.
Heart failure with preserved ejection fraction (HFpEF) accounts for half of the heart failure cases. It is characterised by microvascular dysfunction, associated with reduced pericyte coverage and diminished STAT3 expression in pericytes. Loss of STAT3 impairs pericyte adhesion, promotes senescence, and activates a pro‐fibrotic gene program.
Leah Rebecca Vanicek   +15 more
wiley   +1 more source

Skyrmion crystals: Dynamics and phase transition

open access: yesAIP Advances, 2018
We study a crystal of skyrmions generated on a square lattice using a ferromagnetic exchange interaction and a Dzyaloshinskii-Moriya interaction between nearest-neighbors under an external magnetic field.
H. T. Diep   +2 more
doaj   +1 more source

Topological invariants for phase transition points of one-dimensional $\mathbb{Z}_2$ topological systems

open access: yes, 2015
We study topological properties of phase transition points of two topologically non-trivial $\mathbb{Z}_2$ classes (D and DIII) in one dimension by assigning a Berry phase defined on closed circles around the gap closing points in the parameter space of ...
Chen, Shu, Li, Linhu, Yang, Chao
core   +1 more source

Phase transitions in the Universe [PDF]

open access: yesContemporary Physics, 1998
31 pages, LaTeX, 10 figures, 8 provided (7 EPS + 1 PS). Uses psfig.tex. Invited article for ``Contemporary Physics''
openaire   +4 more sources

Ion channel function of polycystin‐2/polycystin‐1 heteromer revealed by structure‐guided mutagenesis

open access: yesFEBS Letters, EarlyView.
Mutations in polycystin‐1 (PC1) or polycystin‐2 (PC2) cause autosomal‐dominant polycystic kidney disease (ADPKD). We generated a novel gain‐of‐function PC2/PC1 heteromeric ion channel by mutating pore‐blocking residues. Moreover, we demonstrated that PC2 will preferentially assemble with PC1 to form heteromeric complexes when PC1 is co‐expressed ...
Tobias Staudner   +7 more
wiley   +1 more source

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