Results 41 to 50 of about 4,888,321 (297)

All-Dielectric Meta-Surface for Multispectral Photography by Theta Modulation

open access: yesNanomaterials, 2020
The traditional theta modulator encodes input information by superimposing Ronchi sub-gratings, which is extremely easy to cause spatial channel overlap that results in bands mixing.
Meng Xiang   +5 more
doaj   +1 more source

Nonlocal Interferences Induced by the Phase of the Wavefunction for a Particle in a Cavity with Moving Boundaries

open access: yesQuantum Reports, 2020
We investigate the dynamics of a particle in a confined periodic system—a time-dependent oscillator confined by infinitely high and moving walls—and focus on the evolution of the phase of the wavefunction.
Mordecai Waegell, Alex Matzkin
doaj   +1 more source

Off-Diagonal Geometric Phases

open access: yesPhysical Review Letters, 2000
5 pages 2 figures - RevTeX.
N. Manini, F. Pistolesi
openaire   +3 more sources

Quantitative two-dimensional strain mapping of small core–shell FePt@Fe3O4 nanoparticles

open access: yesNew Journal of Physics, 2016
We report a facile one-pot chemical synthesis of colloidal FePt@Fe _3 O _4 core–shell nanoparticles (NPs) with an average diameter of 8.7 ± 0.4 nm and determine their compositional morphology, microstructure, two-dimensional strain, and magnetic ...
Marianne Monteforte   +7 more
doaj   +1 more source

Moving walls and geometric phases [PDF]

open access: yesAnnals of Physics, 2016
16 pages, 5 ...
FACCHI, PAOLO   +3 more
openaire   +4 more sources

Binary geometric-phase holograms

open access: yesOptics Express, 2023
Diffractive optics elements have exhibited many novel characteristics through various methods of employing Pancharatnam-Berry, or geometric, phase. One geometric-phase hologram (GPH) subset, consisting of a π -difference binary sampling, shows polarization-independent properties that are not ...
N. Zane Warriner, Michael J. Escuti
openaire   +2 more sources

Spacetime Memory: Phase-Locked Geometric Phases [PDF]

open access: yes, 2002
Spacetime memory is defined with a holonomic approach to information processing, where multi-state stability is introduced by a non-linear phase-locked loop.
Binder, Bernd
core  

Geometric-phase microscopy for quantitative phase imaging of isotropic, birefringent and space-variant polarization samples

open access: yes, 2018
We present geometric-phase microscopy allowing a multipurpose quantitative phase imaging in which the ground-truth phase is restored by quantifying the phase retardance.
Zdeněk Bouchal (3974009)   +4 more
core   +1 more source

Reconstructing enzyme evolution by protein engineering

open access: yesFEBS Letters, EarlyView.
Natural enzyme evolution can be retraced by protein engineering methods such as directed evolution, rational design, and ancestral sequence reconstruction. These approaches reveal how enzymes emerged from ligand‐binding scaffolds, developed varying substrate preferences, formed oligomeric complexes, adapted to environmental changes, and evolved novel ...
Lukas Drexler   +2 more
wiley   +1 more source

Mirror-enhanced acceleration-induced geometric phase

open access: yesEuropean Physical Journal C: Particles and Fields
Fulling–Davies–Unruh effect contains great amount of theoretical importance in various branches of physics. Requirement of very high acceleration hinders its experimental evidence.
Dipankar Barman   +2 more
doaj   +1 more source

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