Results 11 to 20 of about 1,306,814 (49)

X‐ray diffraction characterization of multilayer semiconductor structures [PDF]

open access: yes, 1986
The analysis of double‐crystal x‐ray rocking curves of single‐crystal layered structures can give valuable information on layer strains, displacement of atoms from normal lattice sites (which reduces the structure factor), crystallographic ...
Paine, Bruce M., Vreeland, Thad, Jr.
core   +1 more source

Photonic Crystal Laser Accelerator Structures [PDF]

open access: yes, 2003
Photonic crystals have great potential for use as laser-driven accelerator structures. A photonic crystal is a dielectric structure arranged in a periodic geometry.
Cowan, Benjamin   +2 more
core   +2 more sources

Structure symmetry determination and magnetic evolution in $\rm Sr_2Ir_{1-x}Rh_{x}O_4$ [PDF]

open access: yes, 2015
We use single-crystal neutron diffraction to determine the crystal structure symmetry and the magnetic evolution in the rhodium doped iridates $\rm Sr_2Ir_{1-x}Rh_{x}O_4$ ($0\leq x \leq 0.16$).
Cao, G.   +8 more
core   +3 more sources

Jahn-Teller distortions and charge, orbital and magnetic orders in NaMn7O12 [PDF]

open access: yes, 2014
With the use of the band structure calculations we demonstrate that previously reported [Nat. Materials {\bf 3}, 48 (2004)] experimental crystal and magnetic structures for NaMn$_7$O$_{12}$ are inconsistent with each other.
Khomskii, D. I., Streltsov, S. V.
core   +1 more source

Preparation and Crystal Structure Characterization of Li(1+x)mn2o4 [PDF]

open access: yes, 2010
Li(1+x)Mn2O4 powder has been prepared with starting material of Li2CO3 as lithium source and MnO2 as manganese source. The preparation was done by powder metallurgy with varying Li addition in weight% of 5%, 10%, 15% and 30%.
Wigayati, E. M. (Etty)
core  

Crystal-to-crystal transition of ultrasoft colloids under shear

open access: yes, 2017
Ultrasoft colloids typically do not spontaneously crystallize, but rather vitrify, at high concentrations. Combining in-situ rheo-SANS experiments and numerical simulations we show that shear facilitates crystallization of colloidal star polymers in the ...
Gauthier, M.   +7 more
core   +1 more source

Crystal structure and high-field magnetism of La2CuO4 [PDF]

open access: yes, 2006
Neutron diffraction was used to determine the crystal structure and magnetic ordering pattern of a La2CuO4 single crystal, with and without applied magnetic field.
A. Gozar   +16 more
core   +3 more sources

Tunability of wire-grid metamaterial immersed into nematic liquid crystal [PDF]

open access: yes, 2007
We propose electrically tunable hybrid metamaterial consisting of special wire grid immersed into nematic liquid crystal. The plasma-like permittivity of the structure can be substantially varied due to switching of the liquid crystal alignment by ...
de Jeu W. H.   +2 more
core   +2 more sources

Crystal Structure Transformation of Ba-sr Hexaferrite and Its Effect on Particle Orientation in Recycle Process [PDF]

open access: yes, 2015
CRYSTAL STRUCTURE TRANSFORMATION OF Ba-Sr HEXAFERRITE AND ITS EFFECT ON PARTICLE ORIENTATION IN RECYCLE PROCESS. In general, during its fabrication, 2-5%of total products of Ba-Sr hexaferrite permanent magnet will be rejected.Accordingly, an increase in ...
Aryanto, D. (Didik)   +3 more
core  

Band splitting and Weyl nodes in trigonal tellurium studied by angle-resolved photoemission spectroscopy and density functional theory

open access: yes, 2017
We have performed high-resolution angle-resolved photoemission spectroscopy (ARPES) on trigonal tellurium consisting of helical chains in the crystal.
Kuno, M.   +7 more
core   +1 more source

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