Results 131 to 140 of about 312,423 (288)

On singular moduli

open access: yes
The values of the modular function \(j(\tau)\) at imaginary quadratic arguments in the upper half plane are known as singular moduli. They are algebraic integers, and their differences turn out to be highly divisible numbers. We determine the prime factorization of the absolute norm of \(j(\tau_ 1)-j(\tau_ 2)\), where \(\tau_ 1\) and \(\tau_ 2\) are ...
Gross, B.H., Zagier, Don B.
openaire   +1 more source

Laser‐Induced Graphene from Waste Almond Shells

open access: yesAdvanced Functional Materials, EarlyView.
Almond shells, an abundant agricultural by‐product, are repurposed to create a fully bioderived almond shell/chitosan composite (ASC) degradable in soil. ASC is converted into laser‐induced graphene (LIG) by laser scribing and proposed as a substrate for transient electronics.
Yulia Steksova   +9 more
wiley   +1 more source

Tadpole conjecture in non-geometric backgrounds

open access: yesJournal of High Energy Physics
Calabi-Yau compactifications have typically a large number of complex structure and/or Kähler moduli that have to be stabilised in phenomenologically-relevant vacua. The former can in principle be done by fluxes in type IIB solutions.
Katrin Becker   +5 more
doaj   +1 more source

3D‐Printed Sulfur‐Derived Polymers With Controlled Architectures for Lithium‐Sulfur Batteries

open access: yesAdvanced Functional Materials, EarlyView.
Rheology‐guided formulation design for direct ink writing enables the fabrication of 3D sulfur copolymer cathodes with controlled architectures for lithium‐sulfur batteries. The printed electrodes exhibit multiscale porosity and high sulfur utilization, delivering enhanced electrochemical performance compared to conventional cast electrodes.
Bin Ling   +7 more
wiley   +1 more source

Quasi-splines and their moduli

open access: yesJournal de Mathématiques Pures et Appliquées, 2015
We study what we call quasi-spline sheaves over locally Noetherian schemes. This is done with the intention of considering splines from the point of view of moduli theory. In other words, we study the way in which certain objects that arise in the theory of splines can be made to depend on parameters. In addition to quasi-spline sheaves, we treat ideal
openaire   +2 more sources

Bio‐Orthogonally Crosslinked Supramolecular Polymer Bottlebrush Hydrogels for Long‐Term 3D Cell Culture

open access: yesAdvanced Functional Materials, Volume 36, Issue 40, 18 May 2026.
Fibrous benzenetrispeptide (BTP) hydrogels, fabricated via strain‐promoted azide‐alkyne cycloaddition (SPAAC) crosslinking, form robust, bioinert networks. These hydrogels can support 3D cell culture, where cell viability and colony growth depend on the fiber content.
Ceren C. Pihlamagi   +5 more
wiley   +1 more source

String moduli spaces and parabolic factorizations

open access: yesJournal of High Energy Physics
The symmetric spaces that appear as moduli spaces in string theory and supergravity can be decomposed with explicit metrics using parabolic subgroups.
Paul S. Aspinwall
doaj   +1 more source

Moduli of Poncelet polygons.

open access: yesJournal für die reine und angewandte Mathematik (Crelles Journal), 1993
A Poncelet polygon is a polygon which is circumscribed about a conic \(Q\) and inscribed in a second conic \(Q'\). In case such a polygon exists, the pair \(Q,Q'\) is called a Poncelet pair. In the first part of the paper, a bijective correspondence is set up between Poncelet pairs and elliptic curves with a point of finite order.
openaire   +1 more source

Counterion Dependent Side‐Chain Relaxation Stiffens a Chemically Doped Thienothiophene Copolymer

open access: yesAdvanced Functional Materials, EarlyView.
Oxidation of a thienothiophene copolymer, p(g3TT‐T2), via different doping strategies and dopant molecules resulted in materials with similar oxidation levels and a high electrical conductivity of ≈100 S cm−1. However, mechanical properties varied significantly, with sub‐glass transition temperatures and elastic moduli spanning from –44°C to –3°C and ...
Mariavittoria Craighero   +12 more
wiley   +1 more source

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