Results 91 to 100 of about 17,553 (306)

Small Strain Shear Modulus of the Ljubljana Marsh Soil Measured with Resonant Column and Bender Elements under Isotropic and Anisotropic Stress Conditions

open access: yesApplied Sciences
The increasing use of finite element analysis in modern infrastructure design emphasizes the importance of determining soil stiffness at small strains.
Timotej Jurček   +2 more
doaj   +1 more source

The isotropy of the universe

open access: yesPhysics Letters B, 1984
Abstract It is shown that the anisotropy of a spatially homogeneous anisotropic minisuperspace model of the universe is likely to be very small at the present time if the universe is in the quantum state defined by a path integral over compact four-geometries.
Stephen W. Hawking, Julian C. Luttrell
openaire   +1 more source

Tailoring Functional Properties of Ti–Ni–Cu Shape Memory Alloy Thin Films for MEMS Actuators

open access: yesAdvanced Engineering Materials, EarlyView.
A comprehensive study of critical parameters required to develop well‐performing Ti–Ni–Cu thin film shape memory alloy microactuators is provided. Materials science and device integration aspects are integrated by addressing structural and physical relationships using complementary characterization techniques as well as a practical fabrication solution
Elaheh Akbarnejad   +6 more
wiley   +1 more source

Creep Properties and Deformation Mechanism of Additively Manufactured NiAl‐CrMo Composites

open access: yesAdvanced Engineering Materials, EarlyView.
Additively manufactured NiAl‐CrMo composites contain numerous interfaces and cell boundaries that control their creep response. At 700°C under high applied stress, creep is dominated by dislocation‐controlled power‐law mechanisms. At 800°C–900°C and lower stresses, creep is primarily diffusion‐controlled along cell boundaries.
Jan Vollhüter   +9 more
wiley   +1 more source

Dynamic analysis of road vehicle-bridge systems under turbulent wind by means of Finite Element Models [PDF]

open access: yes, 2011
When an automobile passes over a bridge dynamic effects are produced in vehicle and structure. In addition, the bridge itself moves when exposed to the wind inducing dynamic effects on the vehicle that have to be considered.
Goicolea Ruigómez, José María   +3 more
core  

Statistical isotropy of CMB polarization maps

open access: yes, 2006
We formulate statistical isotropy of CMB anisotropy maps in its most general form. We also present a fast and orientation independent statistical method to determine deviations from statistical isotropy in CMB polarization maps.
Hajian, Amir   +2 more
core   +1 more source

See no isotropy, hear no isotropy: Perceived distance anisotropy in auditory space [PDF]

open access: yesPsihologija
The aim of the present study was to investigate whether the tendency to perceive vertical distances as larger than horizontal ones, called the anisotropy of perceived distance, exists in the auditory modality, too.
Šoškić Anđela   +2 more
doaj   +1 more source

Modular Critical Element Recycling Platform Using a Nanoporous Additively Manufactured Gyroid

open access: yesAdvanced Engineering Materials, EarlyView.
A modular recycling platform integrates 3D‐printed nanoporous gyroid structures to enable efficient critical element recovery. This system utilizes a hierarchical architecture, combining macroscopic channels with polymerization‐induced nanoscale porosity. By systematically tuning structural wall thickness and resin formulation, the platform achieves an
Xiangyu Gao   +6 more
wiley   +1 more source

On isotropy of electromagnetic vacuum

open access: yes, 1977
Recently, I. V. Aničin has raised the question of the isotropy of electromagnetic vacuum and proposed an experiment to check this isotropy directly1). In this experiment photons of a given energy are emitted from a source and are counted by a detector ...
Čadež, A., Strnad, J., Kodre, A.
core  

Measurement confirmation of magnetic isotropy of dielectromagnetics [PDF]

open access: yes, 2013
To make magnetic core of low power electroconverter can be used materials made in the technology of powder metallurgy. Such materials are dielectromagnetics.
Janta, T.
core  

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