Results 11 to 20 of about 1,482,204 (350)

Hotspots, Frontiers, and Emerging Trends of Superabsorbent Polymer Research: A Comprehensive Review

open access: yesFrontiers in Chemistry, 2021
Superabsorbent polymer (SAP) is a kind of functional macromolecule with super-high water absorption and retention properties, which attracts extensive research and has wide application, especially in the areas of hygiene and agriculture.
Minmin Yang   +4 more
doaj   +1 more source

Foreign Material in Postoperative Adhesions [PDF]

open access: yesAnnals of Surgery, 1996
The authors determined the prevalence of foreign body granulomas in intra-abdominal adhesions in patients with a history of abdominal surgery.In a cross-sectional, multicenter, multinational study, adult patients with a history of one or more previous abdominal operations and scheduled for laparotomy between 1991 and 1993 were examined during surgery ...
R W, Luijendijk   +9 more
openaire   +2 more sources

Chinese pre-service chemistry teachers’ perception of augmented reality-assisted secondary chemistry learning

open access: yesDisciplinary and Interdisciplinary Science Education Research, 2023
This research aims to explore the functional characteristics of Augmented Reality (AR) supported teaching in secondary chemistry learning, based on the theoretical framework of AR research in science education proposed by (JSET 22:449-462, 2013 ...
Sifang Zhang   +2 more
doaj   +1 more source

Imaging foreign bodies in head and neck trauma: a pictorial review

open access: yesInsights into Imaging, 2021
Open injuries bear the risk of foreign body contamination. Commonly encountered materials include gravel debris, glass fragments, wooden splinters or metal particles. While foreign body incorporation is obvious in some injury patterns, other injuries may
Jan Oliver Voss   +9 more
doaj   +1 more source

Radiation protection for foreign body salvage work in primary of nuclear power plant

open access: yesFushe yanjiu yu fushe gongyi xuebao, 2023
The foreign materials in primary of nuclear power plant are activated with the coolant into the core, and the activated foreign materials are highly radioactive, while these highly radioactive foreign materials are often easily deposited in the primary ...
XIE Weiping   +4 more
doaj   +1 more source

Local Materials as a Means of Improving Motivation to EFL Learning in Kazakhstan Universities

open access: yesEducation Sciences, 2022
This study explores whether incorporating local materials into EFL instruction has a positive effect on students’ motivation to learning a foreign language.
Gulzhakhan Tazhitova   +4 more
doaj   +1 more source

Usage of the foreign websites on foreign language practical classes for development of students’ communicative competence [PDF]

open access: yesВестник Самарского государственного технического университета. Серия: Психолого-педагогические науки, 2022
The paper is devoted to considering the usefullness of authentic materials when teaching a foreign language in order to form the communicative competence of students.
Irina A. Pushkareva
doaj   +1 more source

Corrosion Resistance of Fe-Cr-Al Intermetallic Coatings Obtained by Aluminizing

open access: yesMetals, 2023
The growing interest in intermetallic and metal–intermetallic materials and coatings is based on the number of favorable properties they possess, primarily mechanical.
Leonid M. Gurevich   +3 more
doaj   +1 more source

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