Results 31 to 40 of about 10,438 (299)

Three-dimensional single gyroid photonic crystals with a mid-infrared bandgap [PDF]

open access: yes, 2016
A gyroid structure is a distinct morphology that is triply periodic and consists of minimal isosurfaces containing no straight lines. We have designed and synthesized amorphous silicon (a-Si) mid-infrared gyroid photonic crystals that exhibit a complete ...
Atwater, Harry A.   +5 more
core   +3 more sources

Comparison of vapor cooling characteristics of a triply periodic minimal surface and other channel geometries

open access: yesMechanical Engineering Journal, 2023
Vapor cooling shield is a key technology for long-term cryogenic propellant storage in space. Cooling channels with a triply periodic minimal surface embedded inside are expected to improve its cooling performance.
Toshiya FUKUZAKI   +4 more
doaj   +1 more source

Stress response and structural transitions in sheared gyroidal and lamellar amphiphilic mesophases: lattice-Boltzmann simulations [PDF]

open access: yes, 2006
We report on the stress response of gyroidal and lamellar amphiphilic mesophases to steady shear simulated using a bottom-up lattice-Boltzmann model for amphiphilic fluids and sliding periodic (Lees-Edwards) boundary conditions.
Giovanni Giupponi   +5 more
core   +2 more sources

A Bicontinuous Double Gyroid Hybrid Solar Cell [PDF]

open access: yesNano Letters, 2008
We report the first successful application of an ordered bicontinuous gyroid semiconducting network in a hybrid bulk heterojunction solar cell. The freestanding gyroid network is fabricated by electrochemical deposition into the 10 nm wide voided channels of a self-assembled, selectively degradable block copolymer film.
Crossland, Edward J. W.   +10 more
openaire   +5 more sources

Mechanical properties of 3D printed polymeric Gyroid cellular structures: Experimental and finite element study

open access: yesMaterials & Design, 2019
Gyroid is a member of the triply periodic minimal surfaces (TPMS) family. In this paper, the mechanical properties of Gyroid-structures are investigated both experimentally and computationally.
Diab W. Abueidda   +5 more
doaj   +1 more source

Direct Integration of 3D Printing and Cryogel Scaffolds for Bone Tissue Engineering

open access: yesBioengineering, 2023
Cryogels, known for their biocompatibility and porous structure, lack mechanical strength, while 3D-printed scaffolds have excellent mechanical properties but limited porosity resolution.
Levi M. Olevsky   +5 more
doaj   +1 more source

Appearance of the Single Gyroid Network Phase in Nuclear Pasta Matter [PDF]

open access: yes, 2014
Nuclear matter under the conditions of a supernova explosion unfolds into a rich variety of spatially structured phases, called nuclear pasta. We investigate the role of periodic network-like structures with negatively curved interfaces in nuclear pasta ...
Iida, K.   +6 more
core   +2 more sources

Experimental observation of Weyl points [PDF]

open access: yes, 2015
In 1929, Hermann Weyl derived the massless solutions from the Dirac equation - the relativistic wave equation for electrons. Neutrinos were thought, for decades, to be Weyl fermions until the discovery of the neutrino mass.
Fu, Liang   +6 more
core   +2 more sources

Gyroids of Constant Mean Curvature [PDF]

open access: yesExperimental Mathematics, 1997
We use Brakke's Surface Evolver to deform a triply periodic minimal surface, the gyroid, into a continuous family of constant mean curvature surfaces with the same symmetry. We discuss stability and bifurcation problems for these surfaces.
openaire   +2 more sources

A Study on 3D Printed CFRP-Metal Sandwich Structures for Hydrogen Transportation and Storage in Aerospace and Automotive Systems [PDF]

open access: yesEPJ Web of Conferences
This study investigates the mechanical performance of 3D-printed Carbon Fiber Reinforced Polymer (CFRP)-metal sandwich structures, focusing on infill pattern, infill ratio, and build orientation.
Varghese Mebin   +3 more
doaj   +1 more source

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