Results 91 to 100 of about 137,094 (294)

Two integrable Hamiltonian hierarchies in sl(2,R) and so(3,R) with three potentials

open access: yes, 2017
By introducing two specific matrix spectral problems associated with sl(2,ℝ) and so(3,ℝ) matrix Lie algebras, we generate two integrable Hamiltonian hierarchies with three potentials.
Wen-Ying Zhang   +5 more
core   +1 more source

Determinants of undergraduate bioscience engagement: Validating attendance barriers and classroom spatial behaviour across institutions

open access: yesFEBS Open Bio, EarlyView.
Student engagement extends beyond simple attendance. Across 891 bioscience students from three universities, attendance behaviour was associated mainly with structural influences, whereas classroom spatial behaviour reflected affective and sensory factors.
Nigel Page   +4 more
wiley   +1 more source

Recursion Techniques and Explicit Solutions of Integrable Noncommutative Hierarchies

open access: yes, 2010
A recently developed approach is discussed which, via the examination of noncommutative integrable systems, leads to very general solution formulas for whole hierarchies of KdV type.
CARILLO, Sandra   +2 more
core   +1 more source

A nationwide student survey on biochemistry learning resources in Italy

open access: yesFEBS Open Bio, EarlyView.
We conducted a survey among Italian university students to investigate their preferred study materials for biochemistry. We then analyzed the collected data to identify these materials. This information may be valuable to the Biochemistry educational community. The graphical abstract was created with Claude (Opus 5.5; Anthropic, 2026).
Anna Marabotti   +4 more
wiley   +1 more source

Hydrogel platforms for 3D cardiac tissue engineering and fibrotic disease modelling

open access: yesFEBS Open Bio, EarlyView.
Hydrogel‐based cardiac tissue models are advancing our understanding of heart health and disease. By incorporating electrical conductivity, aligned structures, and tunable mechanical properties, these platforms better replicate the complex environment of native heart tissue.
Harrison Porritt   +2 more
wiley   +1 more source

Self‐Regulated Learning Meets AI: Reinterpreting Self‐Regulation, Co‐Regulation, and Socially Shared Regulation in Human–AI Interaction

open access: yesNew Directions for Adult and Continuing Education, EarlyView.
ABSTRACT Advancing artificial intelligence (AI) has transformed learning and work, yet higher education and professional development programs have not systematically equipped learners for AI‐prevalent environments. This lack of preparation creates uncertainty regarding control, responsibility, trust, and accountability.
Moon‐Heum Cho, Jerusalem Merkebu
wiley   +1 more source

New N $$ \mathcal{N} $$ = 2 superspace Calogero models

open access: yesJournal of High Energy Physics, 2020
Starting from the Hamiltonian formulation of N $$ \mathcal{N} $$ = 2 supersymmetric Calogero models associated with the classical A n , B n , C n and D n series and their hyperbolic/trigonometric cousins, we provide their superspace description.
Sergey Krivonos   +2 more
doaj   +1 more source

T1 Over Squared Proton Density Ratio to Characterize Multiple Sclerosis Lesions

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective Differentiating remyelinated from demyelinated lesions in MS remains challenging without histological confirmation. This study introduces the T1‐to‐PD2 ratio (TPR) imaging approach and evaluates its ability to characterize MS lesions alongside other quantitative MRI (qMRI) metrics. Methods Thirty individuals with MS (mean age: 47.5 ± 
Sarah J. Wright   +10 more
wiley   +1 more source

Properties of the algebra psd related to integrable hierarchies

open access: yes, 2020
In this paper we discuss and prove various properties of the algebra of pseudo differential operators related to integrable hierarchies in this algebra, in particular the KP hierarchy and its strict version.
Panasenko, E.A.   +3 more
core   +1 more source

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