Results 91 to 100 of about 1,148 (211)

Optimized Selenium‐Doped Nanocomposites for Enhanced Polymer Gel Performance in Permeability Reduction

open access: yesAsia-Pacific Journal of Chemical Engineering, EarlyView.
ABSTRACT Excessive water production in mature oil fields necessitates robust shut‐off treatments, yet conventional polymer gels often fail under high‐temperature and high‐salinity conditions. This study aims to enhance gel thermal stability and mechanical strength by incorporating selenium‐doped Ag/AgO–ZnO nanocomposites synthesized via a novel green ...
Fadhil F. Sead   +8 more
wiley   +1 more source

First‐Principles Study of Structural, Mechanical, Electronic, Thermodynamical, and Optical Properties of XGaO2 (X = Rb and Cs): Unlocking Its Green Energy Potential

open access: yesAdvanced Physics Research, EarlyView.
This study employs density functional theory (DFT) to investigate the structural, mechanical, electronic, optical, and thermodynamic properties of RbGaO2 and CsGaO2. The calculated band structures and band‐edge positions indicate semiconducting behavior and favorable alignment for photocatalytic dye degradation and hydrogen evolution, highlighting ...
Md. Zuel Rana   +9 more
wiley   +1 more source

Finite element analysis of feeding in red and gray squirrels (Sciurus vulgaris and Sciurus carolinensis)

open access: yesThe Anatomical Record, EarlyView.
Abstract Invasive gray squirrels (Sciurus carolinensis) have replaced the native red squirrel (Sciurus vulgaris) across much of Great Britain over the last century. Several factors have been proposed to underlie this replacement, but here we investigated the potential for dietary competition in which gray squirrels have better feeding performance than ...
Philip G. Cox, Peter J. Watson
wiley   +1 more source

An osteohistological analysis of Triceratops (Ornithischia: Ceratopsidae) cranial ornamentation

open access: yesThe Anatomical Record, EarlyView.
Abstract Ceratopsids are among the most distinctive and well known extinct Cretaceous vertebrates, yet many details regarding the growth and composition of their cranial features are still not fully anatomically described or understood. In particular, striking cranial adornments such as the postorbital horns and parietal‐squamosal frill of Triceratops ...
Kyle D. Obuszewski   +2 more
wiley   +1 more source

Exploring the cranial morphology and possible convergences of Triassic non‐crocodylomorph pseudosuchians (Archosauria: Pseudosuchia) with other sauropsids through linear morphometrics

open access: yesThe Anatomical Record, EarlyView.
Abstract Triassic pseudosuchians had highly diversified cranial morphologies. These archosaurs occupied diverse ecological roles, ranging from terrestrial predators and herbivores to semiaquatic ambush predators and possible waders. Here, we apply linear cranial morphometrics to assess possible convergences with other sauropsids from the clades ...
Rafael Terras   +3 more
wiley   +1 more source

Charlotte Pommer: Resistance fighter and female pioneer of German anatomy

open access: yesAnatomical Sciences Education, EarlyView.
Abstract This article examines the biography and unique case of Charlotte Pommer (1914–2004), the only anatomist documented to have left the field during the Nazi period after encountering the regime's victims on the dissection table. While she is known for her resistance activities, newly presented documentation reveals her role as the provisional ...
Tim S. Goldmann
wiley   +1 more source

Idiopathic onychomadesis. [PDF]

open access: yesBMJ Case Rep, 2023
Arun Babu T, Nagendran P.
europepmc   +1 more source

Surgical Management of Anterior Cruciate Ligament Rupture in Skeletally Immature Adolescents: A Bilateral Transphyseal All‐Inside Technique With Patient‐Specific Bone Tunnels and Semitendinosus Autograft

open access: yesArthroscopy Techniques, EarlyView.
Abstract In recent years, with the widespread participation in athletic activities, the incidence of anterior cruciate ligament (ACL) ruptures among adolescent populations has shown an increasing trend. Without timely intervention, this condition can lead to meniscal tears, accelerated articular cartilage wear, and early‐onset osteoarthritis, severely ...
Zeming Li   +6 more
wiley   +1 more source

Anterior Capsular Reconstruction With Dermal Allograft Augmentation for Multidirectional Shoulder Instability

open access: yesArthroscopy Techniques, EarlyView.
Abstract Multidirectional shoulder instability, particularly in patients with underlying connective tissue disorders poses a surgical challenge. After exhaustive nonoperative treatment, surgical intervention is focused on restoration of the anterior and inferior capsular restraints.
Mikalyn T. DeFoor   +6 more
wiley   +1 more source

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