Results 71 to 80 of about 15,153,604 (348)

First evidence of anisotropic quenched disorder effects on a smectic liquid crystal confined in porous silicon [PDF]

open access: yes, 2005
We present a neutron scattering analysis of the structure of the smectic liquid crystal octylcyanobiphenyl (8CB) confined in one-dimensional nanopores of porous silicon films (PS). The smectic transition is completely suppressed, leading to the extension
Claude Loverdo   +6 more
core   +3 more sources

Decreased cold‐sensing function of the transient receptor potential channel TRPM8 from tailed amphibians

open access: yesFEBS Open Bio, EarlyView.
Despite frogs avoiding low temperatures, examination of four salamander species revealed that none avoided cold and all possessed cold tolerance. Functional analysis of TRPM8, a cold sensor, showed that all salamander TRPM8s had lost their cold sensitivity.
Tadahiro Sawao   +3 more
wiley   +1 more source

Inverse-opal conducting polymer monoliths in microfluidic channels [PDF]

open access: yes, 2012
Inverse opal monolithic flow-through structures of polyaniline (PANI) were achieved in microfluidic channels for lab-on-a-chip (LOC) applications. In order to achieve the uniformly porous monolith, polystyrene (PS) colloidal crystal (CC) templates were ...
Gorey, Brian   +3 more
core  

Experimental evaluation of anti-stripping additives on porous asphalt mixtures [PDF]

open access: yes, 2015
The open structure of porous asphalt mix influences its strength and durability against air, water and clogging materials. These factors cause loss of adhesion between binder-aggregate interface and loss of cohesion within the binder film.
Abdul Hassan, Norhidayah   +7 more
core   +3 more sources

UiO‐66 metal–organic frameworks in biomedicine: From structural tunability to bioimaging, photodiagnostics, and photodynamic cancer therapy

open access: yesFEBS Open Bio, EarlyView.
UiO‐66(Zr) metal–organic frameworks are chemically stable, biocompatible, and highly tunable nanomaterials. Their modular structure enables controlled drug delivery, multimodal bioimaging, and light‐activated photodynamic therapy, supporting integrated diagnostic and therapeutic (theranostic) applications in cancer and biomedical research.
Veronika Huntošová   +2 more
wiley   +1 more source

Complexes of block copolymers in solution: tree approximation [PDF]

open access: yes, 1989
We determine the statistical properties of block copolymer complexes in solution. These complexes are assumed to have the topological structure of (i) a tree or of (ii) a line-dressed tree.
Damme, Ruud van, Geurts, Bernard J.
core   +4 more sources

Mutant NPM1 in Acute Myeloid Leukemia Initiation and Maintenance

open access: yesAging and Cancer, EarlyView.
NPM1 mutations drive acute myeloid leukemia by acting as neomorphic transcriptional regulators that cooperate with Menin–MLL and XPO1 to sustain HOX/MEIS1 expression and block differentiation. Targeting these mutant‐specific transcriptional dependencies provides a rational therapeutic strategy for NPM1‐mutated AML.
Yanan Jiang   +3 more
wiley   +1 more source

Heat Conduction in Porous Media Characterized by Fractal Geometry

open access: yesEnergies, 2017
Fractal geometry (fractional Brownian motion—FBM) is introduced to characterize the pore distribution of porous material. Based on this fractal characterization, a mathematical model of heat conduction is presented to study heat conduction behaviors in ...
Zilong Deng   +4 more
doaj   +1 more source

Porous Scaffold Design for Additive Manufacturing in Orthopedics: A Review

open access: yesFrontiers in Bioengineering and Biotechnology, 2020
With the increasing application of orthopedic scaffolds, a dramatically increasing number of requirements for scaffolds are precise. The porous structure has been a fundamental design in the bone tissue engineering or orthopedic clinics because of its ...
Hao Chen   +5 more
doaj   +1 more source

Heat exchanger and method of making [PDF]

open access: yes, 1978
A heat exchanger of increased effectiveness is disclosed. A porous metal matrix is disposed in a metal chamber or between walls through which a heat-transfer fluid is directed.
Fortini, A., Kazaroff, J. M.
core   +1 more source

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