Results 261 to 270 of about 185,392 (314)

3D Anodic Alumina Nanoarchitectures: A Decade of Progress from Foundational Science to Functional Metamaterials

open access: yesAdvanced Materials, EarlyView.
Ordered three‐dimensional anodic aluminum oxide (3D‐AAO) nanoarchitectures with longitudinal and transverse pores enable architecture‐driven metamaterials. The review maps fabrication advances, including hybrid pulse anodization, and shows how 3D‐AAO templates tailor properties across magnetism, energy, catalysis, and sensing.
Marisol Martín‐González
wiley   +1 more source

Tough, Ductile, and Strong Hard‐Soft Cementitious Composite Enabled by Multi‐Material Additive Manufacturing

open access: yesAdvanced Materials, EarlyView.
Drawing inspiration from the layered hard‐soft architecture found in sea sponges, this work establishes a new framework for architected cementitious composites (ACC) through multi‐material additive manufacturing (MMAM) process. The integration of mortar and elastomer phases into layered architectures enables synergistic toughening mechanisms, including
Aimane Najmeddine   +5 more
wiley   +1 more source

Inhomogeneous Plane Waves

Archive for Rational Mechanics and Analysis, 1984
After an extended survey of the Gibbs-Synge theory of bivectors (complex vectors) the paper uses that theory to find results on the polarization of inhomogeneous plane waves. The link between bivectors and plane waves is that the field (e.g. displacement u or electric field E) corresponding to a train of such waves is described in terms of two ...
openaire   +2 more sources

Symmetrized plane waves: 4. symmetrized Pm3̄n-plane waves

Computer Physics Communications, 1996
A procedure for systematically constructing symmetrized states is applied to construct in full detail symmetrized Pm3n-plane waves.
R. Dirl, K. Payer, B.L. Davies
openaire   +3 more sources

Symmetrized plane waves: 2. symmetrized Pm3̄m-plane waves

Computer Physics Communications, 1996
A procedure for systematically constructing symmetrized plane waves is applied to construct in full detail a complete set of symmetrized plane waves with respect to the symmorphic space group Pm3m.
R. Dirl, K. Payer, B.L. Davies
openaire   +1 more source

Plane Wave and Coulomb Asymptotics

Physica Scripta, 2004
Summary: A simple plane wave solution of the Schrödinger-Helmholtz equation is a quantum eigenfunction obeying both energy and linear momentum correspondence principles. Inclusion of the outgoing wave with scattering amplitude \(f\) obeys unitarity and the optical theorem. By closely considering the standard asymptotic development of the plane wave, we
Mulligan, P.G., Crothers, Derrick
openaire   +2 more sources

Augmented-plane-wave forces

Physical Review B, 1990
On demontre l'exactitude d'une methode de calcul d'une theorie de structure electronique. La methode combine le pouvoir et la flexibilite de l'onde plane amelioree avec la methode de Car-Parrinello de dynamique moleculaire et de minimisation de l'energie totale.
, Soler, , Williams
openaire   +2 more sources

Colliding almost-plane gravitational waves: Colliding plane waves and general properties of almost-plane-wave spacetimes

Physical Review D, 1988
It is well known that when two precisely plane-symmetric gravitational waves propagating in an otherwise flat background collide, they focus each other so strongly as to produce a curvature singularity. This paper is the first of several devoted to almost-plane gravitational waves and their collisions.
openaire   +2 more sources

Stability of Periodic Plane Waves

SIAM Journal on Applied Mathematics, 1987
Given a nonlinear partial differential equation for which an explicit solution is known, standard linear stability theory can be used to study the stability of such a solution by determining the variational equation obtained by linearizing the given equation about the solution. This method is applied to explicit plane wave solutions of the Schrödinger,
Newton, Paul K., Keller, Joseph B.
openaire   +2 more sources

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