Results 41 to 50 of about 2,462,043 (292)

Negotiation of meaning in outside of the classroom group assignments: accounting for the how to understand the what of future mathematics teachers' learning [PDF]

open access: yes, 2011
In this paper we illustrate how Wenger’s theory of social learning can be used to account for phenomena of future teachers change in settings that are not usually studied, namely group work that future teachers do as they work on class assignments ...
González, María José   +2 more
core  

Mathematics at the eve of a historic transition in biology

open access: yes, 2017
A century ago physicists and mathematicians worked in tandem and established quantum mechanism. Indeed, algebras, partial differential equations, group theory, and functional analysis underpin the foundation of quantum mechanism.
Wei, Guo-Wei
core   +2 more sources

Thermally Induced Gelling Systems Based on Patchy Polymeric Micelles

open access: yesAdvanced Functional Materials, Volume 35, Issue 12, March 18, 2025.
A novel strategy to design thermally induced gelling systems with tunable material properties is reported. Polymeric mixed‐shell micelles displaying multiple thermosensitive patchy domains formed hydrogels by assembling into well‐entangled worm‐like network structures upon heating to body temperature. The patchy micelle design significantly affects the
Binru Han   +9 more
wiley   +1 more source

Topological Entropy and Algebraic Entropy for group endomorphisms [PDF]

open access: yes, 2012
The notion of entropy appears in many fields and this paper is a survey about entropies in several branches of Mathematics. We are mainly concerned with the topological and the algebraic entropy in the context of continuous endomorphisms of locally ...
Bruno, Anna Giordano, Dikranjan, Dikran
core  

Anomaly constraints and string/F-theory geometry in 6D quantum gravity

open access: yes, 2010
Quantum anomalies, determined by the Atiyah-Singer index theorem, place strong constraints on the space of quantum gravity theories in six dimensions with minimal supersymmetry.
Taylor, Washington
core   +1 more source

Concurrent Interface Passivation and Contact Work Function Tuning in Organic Self‐Aligned Gate Transistors and Complementary Circuits Using Phosphonic Acid Self‐Assembled Monolayers

open access: yesAdvanced Functional Materials, EarlyView.
Self‐aligned gate transistors are developed with a single‐step dielectric passivation and fine‐tuning of source/drain electrode work function using phosphonic acid self‐assembled monolayers (SAM). This transistor architecture minimizes overlap capacitances and access resistance.
Linqu Luo   +16 more
wiley   +1 more source

Print‐and‐Plate Architected Electrodes for Electrochemical Transformations Under Flow

open access: yesAdvanced Functional Materials, EarlyView.
Typical flow cell electrodes are composed of stochastic porous carbon, limiting understanding of electrode structure‐performance relationships. This work describes an approach, termed “print‐and‐plate,” to prepare porous electrodes by direct ink writing followed by conformal metal coating.
Dylan M. Barber   +12 more
wiley   +1 more source

Applying Graph Theory to Examine the Dynamics of Student Discussions in Small-Group Learning. [PDF]

open access: yes, 2019
Group work in science, technology, engineering, and mathematics courses is an effective means of improving student outcomes, and many different factors can influence the dynamics of student discussions and, ultimately, the success of collaboration.
Chai, Albert   +3 more
core   +1 more source

Homotopy moment maps

open access: yes, 2016
Associated to any manifold equipped with a closed form of degree >1 is an `L-infinity algebra of observables' which acts as a higher/homotopy analog of the Poisson algebra of functions on a symplectic manifold.
Callies, Martin   +3 more
core   +1 more source

Biologically‐Inspired Melt Electrowriting for the Generation of Highly Biomimetic Functional Myocardium

open access: yesAdvanced Functional Materials, EarlyView.
In this work, melt electrowriting is used to fabricate a 3D printed scaffold design that generates engineered cardiac tissues with in‐plane contraction, mimicking natural myocardium. It is shown that these tissues display advanced maturation and functionality.
Olalla Iglesias‐García   +23 more
wiley   +1 more source

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