Results 61 to 70 of about 42,358 (203)

Exploring the Landscape of MgO Polymorphs: Stability and the Electronic Band Gap of Promising Candidates

open access: yesZeitschrift für anorganische und allgemeine Chemie, EarlyView.
In this study, we have investigated possible predicted polymorphs of magnesium oxide (MgO) with respect to their thermodynamic and kinetic stability, as well as their electronic properties, focusing on the possibility of tuning the band gap of the material.
D. Zagorac   +4 more
wiley   +1 more source

Principles of Transactive Computer-Supported Collaboration Scripts

open access: yesNordic Journal of Digital Literacy, 2011
Parts of the classroom of the future may be built online allowing for computer-supported collaborative learning (CSCL). A central challenge in CSCL is a lack of transactivity, i.e., learners have problems building on the reasoning of their peers. A means
Armin Weinberger
doaj  

When machines join the moral circle: The persona effect of generative AI agents in collaborative reasoning

open access: yesBritish Journal of Educational Technology, EarlyView.
Abstract Generative AI is increasingly positioned as a peer in collaborative learning, yet its effects on ethical deliberation remain unclear. We report a between‐subjects experiment with university students (N = 217) who discussed an autonomous‐vehicle dilemma in triads under three conditions: human‐only control, supportive AI teammate or contrarian ...
Yueqiao Jin   +7 more
wiley   +1 more source

Pressure Induced Structural Phase Transition, Metallization and Superconductivity in RbBr

open access: yesOrbital: The Electronic Journal of Chemistry, 2018
The structural phase transition, metallization and superconductivity of the simple alkali bromide, Rubidium bromide (RbBr) is investigated through their band structures.
Y. Ramola, C. Nirmala Louis, A. Amalraj
doaj   +3 more sources

An intracellular recombinant single‐chain variable antibody fragment as a new class of phosphodiesterase type 5 inhibitors

open access: yesBritish Journal of Pharmacology, EarlyView.
Background and Purpose Cyclic guanosine monophosphate (cGMP) is a ubiquitous second messenger involved in human (patho‐)physiology. Phosphodiesterase 5 (PDE5) is a major cGMP hydrolyzing enzyme in many cell types including vascular smooth muscle cells (VSMCs). Several highly selective PDE5 inhibitors are in clinical use. However, there are currently no
Kürsat Kirkgöz   +8 more
wiley   +1 more source

The Empirical Study on the Relationship Between Cross-Cultural Thinking Styles and Student Roles in CSCL

open access: yesSAGE Open
Computer-supported collaborative learning (CSCL) is considered an effective strategy for knowledge construction, and research on CSCL in cross-cultural contexts is of great significance for improving the knowledge construction and learning outcomes in ...
Kewei Ning, Enwei Xu
doaj   +1 more source

Cannabigerol reverses mechanical allodynia through α2A‐adrenergic modulation of thalamocortical signaling in chemotherapy‐induced neuropathy

open access: yesBritish Journal of Pharmacology, EarlyView.
Abstract Background and Purpose Chemotherapy‐induced peripheral neuropathy (CIPN) is a prevalent and treatment‐resistant side effect of platinum‐based chemotherapy, characterised by mechanical allodynia. Cannabigerol (CBG), a non‐psychoactive cannabinoid, has shown antinociceptive potential, but its site and mechanism of action remain unclear.
Quinn W. Wade   +7 more
wiley   +1 more source

Inhibition of late sodium current prevents pathological hyperactivation of calcium/calmodulin‐dependent protein kinase IIδ in a murine model of acute doxorubicin‐related cardiotoxicity

open access: yesBritish Journal of Pharmacology, EarlyView.
Abstract Background and Purpose Doxorubicin (DOX) is a highly effective anthracycline, whose clinical application for cancer is limited by cardiotoxicity. The mechanisms underlying doxorubicin‐induced toxic cardiomyopathy (DICM) involve electrophysiological remodelling with intracellular Na+ overload because of increased late INa and hyperactivation of
Anna‐Lena Feder   +7 more
wiley   +1 more source

CSCL artifacts [PDF]

open access: yesInternational Journal of Computer-Supported Collaborative Learning, 2014
Gerry Stahl   +3 more
openaire   +1 more source

Survey on Visualization of Information Diffusion over Networks

open access: yesComputer Graphics Forum, EarlyView.
Abstract Information Diffusion (ID) describes how a value (e.g., a pathogen, a rumor, a packet) spreads through an underlying “medium” network of elements (e.g., a social or computer network). Understanding the information diffusion process is essential to predicting trends, controlling misinformation, and enhancing decision‐making as well as ...
T. Baumgartl   +8 more
wiley   +1 more source

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