Results 21 to 30 of about 935,557 (259)

Electroactive Liquid Crystal Elastomers as Soft Actuators

open access: yesAdvanced Functional Materials, EarlyView.
Electroactive liquid crystal elastomers (eLCEs) can be actuated via electromechanical, electrochemical, or electrothermal effects. a) Electromechanical effects include Maxwell stress, electrostriction, and the electroclinic effect. b) Electrochemical effects arise from electrode redox reactions.
Yakui Deng, Min‐Hui Li
wiley   +1 more source

Comparative morphological and molecular studies on Myxobolus spp. infecting chub from the River Danube, Hungary, and description of Myxobolus muellericus sp. n. [PDF]

open access: yes, 2006
During a survey on fishes from the River Danube, the occurrence of 8 Myxobolus species (Myxozoa: Myxobolidae) was registered in chub Leuciscus cephalus L. Most species had a specific location within the fish host. M. cycloides was found in the wall of
Eszterbauer, Edit   +3 more
core  

Magnetic Bioprinting and Actuation of Stretchable Muscle Tissue

open access: yesAdvanced Healthcare Materials, EarlyView.
Human and murine myoblasts labeled with iron oxide nanoparticles are magnetically bioprinted into wrench‐shaped tissues, which are then anchored between two magnetic needles. Mechanical stretching of these tissues enhances both their maturation and functional performance. Abstract Engineering tissues with precise, long‐lasting shapes and the capability
Noam Demri   +6 more
wiley   +1 more source

Britain and the Bomb: Nuclear Diplomacy, 1964- 1970 (Book Review) by David James Gill [PDF]

open access: yes, 2018
Review of Britain and the Bomb: Nuclear Diplomacy, 1964- 1970 by David James ...
Buscemi, Joseph A.
core   +1 more source

Mesenchymal Stem Cell‐Inspired Microneedle Platform for NIR‐responsive Immunomodulation and Accelerated Chronic Wound Healing

open access: yesAdvanced Materials, EarlyView.
The research demonstrates a Mesenchymal Stem Cell‐inspired microneedle platform (MSCi@MN) that addresses chronic diabetic wounds by combining MSC‐derived extracellular nanovesicles (NV)–DNA conjugates in microneedle tips with photothermal MXene in the patch layer.
Chan Ho Moon   +21 more
wiley   +1 more source

Investment prospects in inland capture fisheries with special reference to small reservoirs: the exclusive fishing right licence model [PDF]

open access: yes, 1987
The paper discusses simple methods of estimating fish yield from small reservoirs and establishes 2 indices of fish yield based on: 1) the relationship between the catch per boat in artisanal commercial fish landings and the catch per unit effort in ...
Ita, E.O.
core  

On convergence of generalized continued fractions and Ramanujan's conjecture [PDF]

open access: yes, 2004
We consider continued fractions \frac{-a_1}{1-\frac{a_2}{1-\frac{a_3}{1-...}}} \label{fr} with real coefficients $a_i$ converging to a limit $a$. S.Ramanujan had stated the theorem (see [ABJL], p.38) saying that if $a\neq\frac14$, then the fraction ...
Glutsyuk, A. A.
core   +3 more sources

Identification of PKN2 and MOB4 as Coordinators of Collective Cell Migration

open access: yesAdvanced Science, EarlyView.
Through a genetic screen, PKN2 and MOB4 are identified as two proteins regulating the healing of an epithelial model wound. PKN2 promotes collective cell migration by maintaining the cohesion of cell monolayers from their lateral junctions, whereas MOB4 restrains collective cell migration and provides a lamellipodial cue for front‐rear polarity in ...
Artem I. Fokin   +7 more
wiley   +1 more source

Unveiling Dipolar Interaction‐Driven Magnetic Field Inhomogeneities in T2 MRI Contrast Agents

open access: yesAdvanced Science, EarlyView.
In this study, chemically designed nanoscale‐distance‐tuned based on silica‐coated iron oxide nanoparticles are used to investigate how dipolar interactions affect magnetic resonance imaging (MRI) contrast. By varying shell thickness, researchers modulated dipolar interactions and observed an exponential increase in transverse relaxivity (r2) that ...
Pelayo García‐Acevedo   +6 more
wiley   +1 more source

Biological characteristics of the catch from the 1985-86 Pacific herring, Clupea harengus pallasi, roe fishery in California [PDF]

open access: yes, 1986
In Tomales Bay, 4-, 5-, and 6-yr-old herring, Clupea harengus pallasi, composed 70% by number of the 1985-86 season's catch. In San Francisco Bay, 2-, 3-, and 4-yr-old herring composed 78% by number of the roundhaul catch, and 4- and 5-yr-old herring ...
Spratt, Jerome D.
core  

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