Search results for Poisson limit

General Physics Dec 9, 2019

Shape-programmable dielectric liquid crystal elastomer actuators

Materials scientists aim to use bioinspired soft robots to carry out advanced interactions between humans and robots, but the associated technology remains to be developed. For example, soft actuators must perform quickly ...

Materials Science May 2, 2016

'Adaptive protein crystal' could form new kind of protective material

Chemists at UC San Diego have created an "adaptive protein crystal" with a counterintuitive and potentially useful property: When stretched in one direction, the material thickens in the perpendicular direction, rather than ...

Materials Science May 21, 2019

3-D grayscale digital light printing (g-DLP) highly functionally graded materials (FGM)

Three-dimensional (3-D) printing or additive manufacture (AM) is a popular technique that has presently attracted tremendous attention as a promising method to revolutionize design and manufacture. Researchers have expanded ...

Materials Science Feb 1, 2018

Splashdown: Supersonic cold metal bonding in 3-D

When a fragile surface requires a rock-hard, super-thin bonded metal coating, conventional manufacturing processes come up short. However, Cold Gas Dynamic Spray (CGDS) can do just that - with a big caveat. CGDS is enormously ...

Computer Sciences Jul 19, 2010

Terapixel Project: Lots of Data, Expertise

How can you achieve the impossible? Easy -- as long as you have the right people and the right tools. The Terapixel project from Microsoft Research Redmond is proof positive.

Nanophysics Dec 7, 2023

Making extremely thin lubricating films predictable: Extension of the Reynolds equation by a non-linear wall slip law

When an electric vehicle accelerates, the motor generates maximum forces and enormous pressures act on the gears of the electric drivetrain. Surface meets surface, metal meets metal. If there were no lubricating film to allow ...

Space Exploration Nov 2, 2023

Scientists describe deployment of three-body chain-type tethered satellites in low-eccentricity orbits

Recently, the tethered satellite system (TSS) has been used in Earth observations, space interferometry and other space missions, due to its potential merits. The tethered TSAR (tomographic synthetic aperture radar) system ...

Optics & Photonics Jul 27, 2023

Complex-domain neural network advances large-scale coherent imaging

Computational imaging has the potential to revolutionize optical imaging by providing wide field-of-view and high-resolution capabilities. Joint reconstruction of amplitude and phase—known as "coherent imaging or holographic ...

Optics & Photonics Mar 20, 2023

A precise technology for the measurement of the optical coherent structure of random lights

Optical manipulation and applications involve numerous fields, such as physics, information, materials and life sciences. It has been included in the national "14th Five-Year Plan" major engineering and projects. To better ...

Condensed Matter Sep 15, 2020

Predicting delayed instabilities in viscoelastic solids

It is presently challenging to determine the stability of viscoelastic structures since seemingly stable conformations may gradually creep (plastic deformation of a material under stress as a function of time) until their ...

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