Results 141 to 150 of about 5,399 (273)

A System for Retrofitting Conventional MRI Systems for Simultaneous Multinuclear MRI/MRS

open access: yesNMR in Biomedicine, Volume 39, Issue 8, August 2026.
We present a low‐cost system for retrofitting conventional narrow‐band MRI spectrometers with simultaneous multinuclear capability using heterodyne frequency translation. The system supports up to four nuclei and 16 receive channels, with reconfigurable transmit modes and inherent phase stability through a shared local oscillator architecture ...
Jue Hou   +4 more
wiley   +1 more source

Active learning strategies in business and information & communication technology engineering higher education: A scoping review

open access: yesReview of Education, Volume 14, Issue 2, August 2026.
Abstract Active learning (AL) has emerged as a pedagogical response to diverse educational challenges across multiple disciplines. This scoping review maps the terrain of AL implementation patterns, examining AL practices in Business Education, Information and Communication Technology (ICT) Engineering, Mathematics, and Statistics from 2015 until the ...
Dubravka Novkovic   +2 more
wiley   +1 more source

MXene–MOF Hybrid Nanocomposites: Emerging Platforms for Sustainable Wastewater Treatment

open access: yesEcoMat, Volume 8, Issue 7, July 2026.
This review presents MXene–MOF hybrid materials for advanced water purification. By integrating the high conductivity and hydrophilicity of MXenes with the tunable porosity of MOFs, these hybrids demonstrate superior performance in adsorption, photocatalysis, and electrochemical degradation.
Kalaimani Markandan   +6 more
wiley   +1 more source

When I say … productive struggle

open access: yes
Medical Education, EarlyView.
Sharavan Sadasiv Mucheli, Minyang Chow
wiley   +1 more source

Benchmarking Hybrid CNN‐Transformer Versus Pure Transformer Architectures for Accelerated Hyperpolarized 129Xe MRI Reconstruction

open access: yesJournal of Magnetic Resonance Imaging, Volume 64, Issue 1, Page 266-280, July 2026.
ABSTRACT Background Hyperpolarized 129Xe MRI faces technical challenges including low signal‐to‐noise ratio and breath‐hold constraints. Current literature focuses on proprietary deep learning methods or image‐domain enhancements. Purpose To present a comprehensive evaluation of transformer and hybrid CNN‐transformer architectures integrating dual ...
Ramtin Babaeipour   +3 more
wiley   +1 more source

Design, Simulation and Hardware Implementation of a Multi Device Interleaved Boost Converter for Fuel Cell Applications

open access: yes, 2014
This paper presents the analysis and implementation of a two-phase  Multi Device Interleaved  Boost Converter (MDIBC).  Among the various DC-DC  topologies, Multi device Interleaved converter is considered as a better solution for fuel cell  hybrid ...
Seyezhai, R.
core  

Optimized Detection of Left Ventricular Hyperpolarized [1‐13C]Pyruvate Signal in Human Cardiac Metabolic Imaging

open access: yesMagnetic Resonance in Medicine, Volume 96, Issue 1, Page 420-434, July 2026.
ABSTRACT Purpose This study aimed to improve the analysis of the left ventricular (LV) blood pool hyperpolarized [1‐13C]pyruvate signal for a more reliable quantification of downstream metabolic outcome. Methods Hyperpolarized [1‐13C]pyruvate magnetic resonance spectroscopic images were acquired dynamically at 3 Tesla in 106 participants (NCT03685175).
Fatemeh Khashami   +30 more
wiley   +1 more source

The Concept of Revolution in the Sciences: Michael Polanyi's Differences With Thomas Kuhn on Scientific Revolutions

open access: yesNatural Sciences, Volume 6, Issue 3, July 2026.
ABSTRACT Thomas Kuhn's The Structure of Scientific Revolutions (1962) was a blockbuster publication that problematized notions about the origins and nature of scientific revolutions. What became Kuhn's famous rubrics of “normal science” and “paradigms” were similar to concepts of “tacit knowledge” and scientific “frameworks” or “dogmas” in Michael ...
Mary Jo Nye
wiley   +1 more source

Postprandial Glucagon Action in the Human Brain

open access: yesDiabetes, Obesity and Metabolism, Volume 28, Issue 7, Page 5926-5938, July 2026.
ABSTRACT Aims Elevated fasting glucagon is linked to hyperglycemia, but postprandial glucagon effects are less understood. Recent evidence suggests metabolic benefits of rising glucagon after oral glucose intake, potentially impacting brain‐mediated whole‐body metabolism.
Robert Wagner   +11 more
wiley   +1 more source

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