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Physics / Materials news 1234

Pouring oil on troubled waters – scientists solve secrets of the water-oil interface

August 04, 2008 | User rating: 3.4 / 5 after 19 vote(s) | User comments: 6

(PhysOrg.com) -- When oil and water are poured together they meet each other head-on to form a strong and rigid boundary between each other, says new research into how interactions between oil and water work, ...


Researchers analyze material with 'colossal ionic conductivity'

July 31, 2008 | User rating: 4.8 / 5 after 45 vote(s) | User comments: 5

A new material characterized at the Department of Energy's Oak Ridge National Laboratory could open a pathway toward more efficient fuel cells.


Revolutionary materials reflect ancient forms

July 24, 2008 | User rating: 4.3 / 5 after 27 vote(s) | User comments: 1

(PhysOrg.com) -- Although order is pleasing to the eye, it can quickly become boring. In Islamic architecture therefore, decoration often follows a strict yet aperiodic pattern. Similar structures also form ...


Scientists determine strength of 'liquid smoke' with 3D images

July 29, 2008 | User rating: 4.5 / 5 after 17 vote(s) | User comments: 6

(PhysOrg.com) -- Researchers have created a 3D image of a material referred to as "liquid smoke." Aerogel, also known as liquid smoke or "San Francisco fog," is an open-cell polymer with pores smaller than ...


Argonne scientists discover new class of glassy material

July 28, 2008 | User rating: 4.5 / 5 after 34 vote(s) | User comments: 3

(PhysOrg.com) -- Scientists at U.S. Department of Energy's Argonne National Laboratory are dealing with an entirely new type of frustration, but it's not stressing them out.


Diamonds may have been life's best friend on primordial Earth

July 28, 2008 | User rating: 4.1 / 5 after 23 vote(s) | User comments: 2

Diamonds may have been life's best friend. Billions of years ago, the surface of these gems may have provided just the right conditions to foster the chemical reactions believed to have given rise to life ...


Trees Can Inspire Smart Materials

July 17, 2008 | User rating: 4.4 / 5 after 7 vote(s) | User comments: 2

(PhysOrg.com) -- Nature, in the simple form of a tree canopy, appears to provide keen insights into the best way to design complex systems to move substances from one place to another, an essential ingredient ...


Scientists turn dents into smart bumps

August 23, 2006 | User rating: 4.4 / 5 after 50 vote(s) | No comments yet

Due to a phenomenon called the shape memory effect (SME), certain "memory metals" can be distorted and then brought back to their original shape by a simple temperature change. While a one-way memory effect ...


Transparent Semiconductors May Be Future of Flat Panel Display Industry

July 11, 2008 | User rating: 4.4 / 5 after 26 vote(s) | No comments yet

Some types of “amorphous oxide” transparent semiconductors originally developed in the College of Engineering at Oregon State University may form the basis for the next generation of flat panel displays, providing better ...


Protein-Nanoparticle Material Mimics Human Brain Tissue

July 21, 2006 | User rating: 4.5 / 5 after 31 vote(s) | No comments yet

A composite material consisting of a horse protein and metallic nanoparticles displays magnetic properties very similar to those of human brain tissue, scientists have found. The work, published in the June 20 online edition ...


Exciton-based circuits eliminate a 'speed trap' between computing and communication signals

June 19, 2008 | User rating: 4.7 / 5 after 20 vote(s) | User comments: 3

Particles called excitons that emit a flash of light as they decay could be used for a new form of computing better suited to fast communication, physicists at UC San Diego have demonstrated.


Switchable mirror glass produced for energy efficient windows

January 30, 2007 | User rating: 4.4 / 5 after 139 vote(s) | No comments yet

Although windows can naturally heat buildings in the cold seasons, some hot sunny days might make you wish that windows would just go away. Scientists from Japan have recently designed new technology that will ...


Rocketing Through Water

June 30, 2008 | User rating: 3.8 / 5 after 16 vote(s) | User comments: 3

Swimmers around the world are breaking records this year like never before, including at this week's U.S. Olympic trials. Some attribute it to extensive training as athletes prepare to compete at this summer's ...


Flat, Flexible, Wireless Power Source Can Go Anywhere

May 23, 2007 | User rating: 4.6 / 5 after 129 vote(s) | User comments: 1

A team of Japanese researchers has created a novel wireless power-transmission device that is thin, flat, and flexible. Based on a sheet of plastic, the device can be put on desks, floors, walls, and almost ...


An Invisible Cloak for Magnetism

March 31, 2008 | User rating: 4.5 / 5 after 78 vote(s) | User comments: 11

The subject of metamaterials is mad science at its finest – researchers trying to create materials with properties that don’t exist in nature, and that cannot be made with ordinary atoms.


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