Results 31 to 40 of about 39,618 (259)

Twist Elasticity and Anchoring in a Lamellar Nematic Phase [PDF]

open access: yesPhysical Review Letters, 2004
Electro-optic measurements were performed on a lamellar nematic phase in which the mesogenic moieties lie in lamellae that are separated by partially perfluorinated side groups. The twist elastic constant K22, viscosity gamma(1), and the quadratic and quartic anchoring strength coefficients are reported.
Neha M, Patel   +6 more
openaire   +2 more sources

Equilibrium phase diagram and thermal responses of charged DNA-virus rod-suspensions at low ionic strengths

open access: yesScientific Reports, 2021
The collective behavior of DNA is important for exploring new types of bacteria in the means of detection, which is greatly interested in the understanding of interactions between DNAs in living systems.
Kyongok Kang
doaj   +1 more source

Localization Detection Based on Quantum Dynamics

open access: yesEntropy, 2022
Detecting many-body localization (MBL) typically requires the calculation of high-energy eigenstates using numerical approaches. This study investigates methods that assume the use of a quantum device to detect disorder-induced localization.
Kazue Kudo
doaj   +1 more source

Twist grain boundaries in cubic surfactant phases [PDF]

open access: yesThe Journal of Chemical Physics, 2009
Twist grain boundaries in bicontinuous cubic surfactant phases are studied by employing a Ginzburg–Landau model of ternary amphiphilic systems. Calculations are performed on a discrete real-space lattice with periodic boundary conditions for the lamellar Lα, gyroid G, diamond D, and the Schwarz P phases for various twist angles.
Belushkin, M., Gompper, G.
openaire   +3 more sources

A generalized density-modulated twist-splay-bend phase of banana-shaped particles

open access: yesNature Communications, 2021
The so-called twist-bend and splay-bend nematic liquid crystal phases are important concepts for studying bent-core mesogens. Chiappini et al. use a theory/simulation approach to suggest that the transition proceed via a twist-splay-bend phase which may ...
Massimiliano Chiappini   +1 more
doaj   +1 more source

Statistical Characteristics of a Twisted Anisotropic Gaussian Schell-Model Beam in Turbulent Ocean

open access: yesPhotonics, 2020
The analytical expression of the cross-spectral density function of a twisted anisotropic Gaussian Schell-model (TAGSM) beam transmitting in turbulent ocean is derived by applying a tensor method.
Yonglei Liu   +6 more
doaj   +1 more source

Optimal Segment Control of Active Twist Rotor for Power Reduction in Forward Flight

open access: yesApplied Sciences, 2021
The segment control of active twist rotor is investigated to evaluate the effectiveness in rotor power reduction. A numerical model for predicting the isolated rotor power and loads in steady level flights is deployed and validated. A parametric sweep of
Xiaochi Zhang, Zhiqiang Wan, De Yan
doaj   +1 more source

Phase diagram of twisted mass lattice QCD [PDF]

open access: yesPhysical Review D, 2004
13 pages, 5 figures, small clarifying comments added in introduction, minor typos fixed. Version to be published in Phys.
Sharpe, Stephen R., Wu, Jackson M. S.
openaire   +2 more sources

Twisting phase and intensity of light with plasmonic metasurfaces [PDF]

open access: yesScientific Reports, 2018
AbstractTwisting light in both phase and intensity has recently drawn great interests in various fields related to light-matter interactions such as optical manipulation of particles and quantum entanglement of photons. Conventionally, bulky optical components are required to produce such twisted optical beams, which significantly limits their ...
Yuchao Zhang, Xiaodong Yang, Jie Gao
openaire   +2 more sources

Propagation Characteristics of a Twisted Cosine-Gaussian Correlated Radially Polarized Beam

open access: yesApplied Sciences, 2018
Recently, partially coherent beams with twist phases have attracted growing interest due to their nontrivial dynamic characteristics. In this work, the propagation characteristics of a twisted cosine-Gaussian correlated radially polarized beam such as ...
Jipeng Zhang   +6 more
doaj   +1 more source

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