Results 51 to 60 of about 49,184 (309)

A Novel Decellularized Fibrocartilage Graft Promotes Tympanic Membrane Repair

open access: yesAdvanced Healthcare Materials, EarlyView.
An off‐the‐shelf decellularized porcine meniscus fibrocartilage graft (MEND) is engineered for pediatric tympanoplasty. Featuring a microchannel architecture that promotes host cell invasion, MEND rapidly closes tympanic membrane perforations and fully remodels in vivo, outperforming fascia and matching cartilage grafts while avoiding donor‐site ...
Paul M. Gehret   +6 more
wiley   +1 more source

Rapid Fabrication of Self‐Propelled and Steerable Magnetic Microcatheters for Precision Medicine

open access: yesAdvanced Materials, EarlyView.
A rapid Joule heating fabrication method for the production of self‐propelling, adaptive microcatheters, with tunable stiffness and integrated microfluidic channels is presented. Demonstrated through three microrobotic designs, including a steerable guiding catheter, an untethered wave‐crawling TubeBot, and a distal‐end propelled microcatheter, it was ...
Zhi Chen   +5 more
wiley   +1 more source

HYPOBRANCHIAL APPARATUS IN CHICKEN AND GOOSE [PDF]

open access: yesAssiut Veterinary Medical Journal, 1994
The hypobranchial apparatus consists of unpaired median part and two branchial horns. The entoglossal bone is well developed in goose than in chicken. It is the longest bone (34.20 mm) in the latter one among the bones of the median part.
K.E.H. ABDALLA, SALMA, A. MOHAMED
doaj   +1 more source

The Memphis Horns, 1975

open access: yes, 2021
The Memphis Horns: Andrew Love (left) and Wayne Jackson. The Memphis Horns appeared on nearly every recording for Stax that included a horn section.https://digitalcommons.memphis.edu/speccoll-mss-mpressscimitar3/1018/thumbnail ...

core  

Dexime: A Selectively Enzyme‐Degradable Hydrogel for Protein Therapeutic Release

open access: yesAdvanced Materials, EarlyView.
A dextrin‐oxime hydrogel (dexime) is produced using ketone or aldehyde modified dextrin and tetra‐oxyamine modified poly(ethylene glycol). The rheological and mechanical properties of dexime are tunable. Dexime is injectable, cytocompatible, hydrolytically stable, and selectively degradable by α‐amylase.
Quinton E. A. Sirianni   +5 more
wiley   +1 more source

Mass Spectrometric Investigation of the Influence of Water Vapour and Oxygen on Gas‐Phase Reactions of Aluminium Acetylacetonate

open access: yesAdvanced Materials Interfaces, EarlyView.
The gas‐phase decomposition of Al(acac)3 is investigated under inert, oxygen, and water‐containing conditions. Water is found to promote selective ligand removal and suppress hydrocarbon formation, while oxygen induces faster, less selective decomposition pathways.
Ilyas Adaköy   +8 more
wiley   +1 more source

Revisiting Horn’s problem* [PDF]

open access: yesJournal of Statistical Mechanics: Theory and Experiment, 2019
Abstract We review recent progress on Horn’s problem, which asks for a description of the possible eigenspectra of the sum of two matrices with known eigenvalues. After revisiting the classical case, we consider several generalizations in which the space of matrices under study carries an action of a compact Lie ...
Coquereaux, Robert   +2 more
openaire   +4 more sources

Galinstan Liquid Metal/Polyurethane Composite as a Multifunctional Stretchable Electrode and Piezoresistive Strain Sensor With Minimal Drift

open access: yesAdvanced Materials Technologies, EarlyView.
Liquid metal additives are processed in elastomer host resulting in highly conductive and stretchable composites. The material functions as a piezoresistive sensor with minimal drift, low stiffness, and enhanced operating range. The film can replace wires to charge a mobile phone at ∼350% strain and monitors bodily motion in real‐time via a portable ...
Patryk Wojciak   +3 more
wiley   +1 more source

Intermediate-mass black holes and contribution to extragalactic background light from Population III stars in Milky Way-like galaxies

open access: yesAstronomy & Astrophysics
The mass range of observed black holes extends from stellar-mass to supermassive scales, yet the existence of objects in the intermediate-mass range of 102–105 M⊙ remains unconfirmed.
Mkrtchyan A., Horns D.
doaj   +1 more source

The transfer of symbols and meanings: the case of the ‘horns of consecration’

open access: yesDocumenta Praehistorica, 2005
Sir Arthur Evans first used the term “horns of consecration” in 1901. Since then they have been interpreted in various ways as Moon idols (Mondidole), boat models, pot stands, loom stands, spit supports, and fire supports.
Marina Milićević Bradač
doaj   +1 more source

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