Results 61 to 70 of about 2,884 (298)

Molecular Dynamics Studies of Shape Memory Polymers: From Bead–Spring Models to Atomistic Simulations

open access: yesAdvanced Engineering Materials, EarlyView.
Coarse‐grained (left) and atomistic (right) models of the shape memory polymer ESTANE ETE 75DT3 are shown schematically. The two representations bridge molecular detail and mesoscopic description. Both models capture shape memory behavior, linking segmental mobility and conformational relaxation of anisotropic chains to macroscopic recovery, and ...
Fathollah Varnik
wiley   +1 more source

Superconformal algebras for twisted connected sums and G 2 mirror symmetry

open access: yesJournal of High Energy Physics, 2018
We realise the Shatashvili-Vafa superconformal algebra for G 2 string compactifications by combining Odake and free conformal algebras following closely the recent mathematical construction of twisted connected sum G 2 holonomy manifolds.
Marc-Antoine Fiset
doaj   +1 more source

Discrete differential geometry and the properties of conformal two-dimensional materials [PDF]

open access: yesSynthetic Metals, 2015
Submitted on December 30, 2014 as an invited contribution to an upcoming issue on Advances in Graphene Science and Engineering. Editors: Jeanie Lau (UC-Riverside), Roland Kawakami (Ohio State) and Arthur Epstein (Ohio State).
openaire   +2 more sources

Advances in discrete differential geometry [PDF]

open access: yes, 2016
This is one of the first books on a newly emerging field of discrete differential geometry and an excellent way to access this exciting area. It surveys the fascinating connections between discrete models in differential geometry and complex analysis ...
Bobenko, Alexander   +1 more
core   +1 more source

Low Cycle Repetitive Loading of Ti‐6Al‐4V‐Epoxy Composite Lattice Structures for Enhanced Energy Dissipation and Damage Tolerance

open access: yesAdvanced Engineering Materials, EarlyView.
Composite Ti–6Al–4V–epoxy lattice structures are additively manufactured and epoxy infiltrated for cyclic loading. At low lattice volume fractions, hybridization produces synergistic gains in stiffness and energy dissipation. At higher volume fractions, synergy diminishes, although composites still exceed metallic lattices in specific energy ...
Joey Tallon   +3 more
wiley   +1 more source

Bootstrap bounds on closed Einstein manifolds

open access: yesJournal of High Energy Physics, 2020
A compact Riemannian manifold is associated with geometric data given by the eigenvalues of various Laplacian operators on the manifold and the triple overlap integrals of the corresponding eigenmodes. This geometric data must satisfy certain consistency
James Bonifacio, Kurt Hinterbichler
doaj   +1 more source

A design tool for globally developable discrete architectural surfaces using Ricci flow

open access: yesJapan Architectural Review, 2023
This paper presents an approach for the design of discrete architectural surfaces that are globally developable; that is, having zero Gaussian curvature at every interior node.
Jingyao Zhang, Makoto Ohsaki
doaj   +1 more source

Non-linear partial differential equations in conformal geometry

open access: yes, 2002
In the study of conformal geometry, the method of elliptic partial differential equations is playing an increasingly significant role. Since the solution of the Yamabe problem, a family of conformally covariant operators (for definition, see section 2) generalizing the conformal Laplacian, and their associated conformal invariants have been introduced.
Chang, Sun-Yung Alice, Yang, Paul C.
openaire   +2 more sources

Jet isomorphism for conformal geometry [PDF]

open access: yes, 2007
summary:Jet isomorphism theorems for conformal geometry are discussed. A new proof of the jet isomorphism theorem for odd-dimensional conformal geometry is outlined, using an ambient realization of the conformal deformation complex.
Graham, Robin C.
core  

Designing Polymer Nanocomposites for X‐Ray Shielding: Mechanisms, Architectures, and Scalable Processing

open access: yesAdvanced Engineering Materials, EarlyView.
This review highlights advances in lightweight, lead‐free polymer nanocomposites for diagnostic X‐ray shielding. By linking filler chemistry, dispersion, architecture, and photon interaction mechanisms, it establishes structure–performance relationships guiding material design.
Aklilu G. Messele   +2 more
wiley   +1 more source

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