Results 51 to 60 of about 2,670,241 (308)

Thermodynamic Pathways of Nonequilibrium Solidification in Wire‐Arc Additive Manufacturing Fe‐Based Multicomponent Alloy Structures

open access: yesAdvanced Engineering Materials, EarlyView.
Geometry‐driven thermal behavior in wire‐arc additive manufacturing (WAAM) influences microstructural evolution during nonequilibrium solidification of a chemically complex Fe–Cr–Nb–W–Mo–C nanocomposite system. By comparing different deposits configurations, distinct entropy–cooling rate correlations, segregation, and carbide evolution are revealed ...
Blanca Palacios   +5 more
wiley   +1 more source

A C0(_2) laser lattice experiment for cold atoms [PDF]

open access: yes, 2007
This thesis presents work on a laser cooling experiment designed for trapping Rb atoms in a CO(_2) laser optical trap. Some emphasis is placed on experimental features designed to allow the future implementation of a neutral atom quantum computation ...
Weatherill, Kevin J.
core  

Detection of second-order nonlinear optical magnetization by mapping normalized Stokes parameters [PDF]

open access: yes, 2013
A measurable magnetic (nonlocal) contribution to the second harmonic generation (SHG) of nonmagnetic materials is an intriguing issue related to chiral materials, such as biomolecules.
Larciprete, Maria Cristina   +11 more
core   +1 more source

Spin–orbit modulated optical properties in Lieb-to-kagome lattices

open access: yesResults in Physics
We investigate the optical conductivity of two-dimensional flat-band systems undergoing a transition from Lieb to kagome lattice geometries. Using a generalized tight-binding Hamiltonian with intrinsic spin–orbit coupling (ISOC), we compute both the real
Shashikant Kumar   +2 more
doaj   +1 more source

Towards Defect Phase Diagrams: From Research Data Management to Automated Workflows

open access: yesAdvanced Engineering Materials, EarlyView.
A research data management infrastructure is presented for the systematic integration of heterogeneous experimental and simulation data required for defect phase diagrams. The approach combines openBIS with a companion application for large‐object storage, automated metadata extraction, provenance tracking and federated data access, thereby supporting ...
Khalil Rejiba   +5 more
wiley   +1 more source

Determination of the rank of an integration lattice [PDF]

open access: yes, 2006
The continuing and widespread use of lattice rules for high-dimensional numerical quadrature is driving the development of a rich and detailed theory.
Joe, Stephen, Lyness, J.N.
core   +1 more source

Polarizability of ultracold molecules in the rovibrational ground state of

open access: yesNew Journal of Physics, 2015
We study, both theoretically and experimentally, the dynamical polarizability $\alpha (\omega )$ of ${\mathrm{Rb}}_{2}$ molecules in the rovibrational ground state of ${a}^{3}{\Sigma }_{u}^{+}$ .
Markus Deiß   +5 more
doaj   +1 more source

Affecting the Properties of Copper–Graphene Electroconductive Composite by Severe Plastic Deformation

open access: yesAdvanced Engineering Materials, EarlyView.
Copper‐based composites enhanced with carbon feature convenient mechanical properties and favorable electric conductivity. Processing via deformation and thermomechanical treatments can introduce advantageous microstructures further enhancing their performance. Herein, copper–graphene powder‐based composites are directly consolidated via rotary swaging
Radim Kocich   +3 more
wiley   +1 more source

Laser cooling and loading of Rb into a large period, quasi-electrostatic, optical lattice [PDF]

open access: yes, 2005
This thesis reports on the design and construction of, and results from, an optical-dipole trapping apparatus developed to confine ultracold rubidium atoms in a conservative, large period, optical-dipole trap. An ultra-high vacuum system was designed and
Griffin, Paul F, Griffin, Paul F.
core  

Optical properties of a Moiré-lattice photonic crystal fiber with controllable magic angle

open access: yesResults in Physics, 2023
Inspired by the unique electrical properties of bilayer-twisted graphene with moiré superlattice, the light manipulation using photonic moiré structures has attracted tremendous research interest.
Jingmin Zhou   +5 more
doaj   +1 more source

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