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Physics / Materials news 1234

Butterfly wings may help scientists better understand photonic crystals

September 04, 2008 | User rating: 4.2 / 5 after 14 vote(s) | No comments yet

As technology moves forward, many scientists are looking to nature to find inspiration for the development of advanced materials that can have a variety of practical applications.


Engineering new uses for gold

August 22, 2008 | User rating: 4.1 / 5 after 15 vote(s) | No comments yet

The glitter of gold may hold more than just beauty, or so says a team of MIT researchers that is working on ways to use tiny gold rods to fight cancer, deliver drugs and more.


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 ...


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 ...


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 ...


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

August 04, 2008 | User rating: 3.4 / 5 after 21 vote(s) | User comments: 8

(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, ...


Olympic Swimmers Shattering Records in NASA-Tested Suit

August 18, 2008 | User rating: 4.4 / 5 after 10 vote(s) | User comments: 3

(PhysOrg.com) -- Swimmers from around the world are setting world and Olympic records in Beijing this month and most are doing it wearing a swimsuit made of fabric tested at NASA.


Switchable mirror glass produced for energy efficient windows

January 30, 2007 | User rating: 4.4 / 5 after 141 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 ...


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.


Flat, Flexible, Wireless Power Source Can Go Anywhere

May 23, 2007 | User rating: 4.6 / 5 after 132 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.


Sticky Tape Inspired by Insect Feet

November 05, 2007 | User rating: 4.6 / 5 after 60 vote(s) | User comments: 3

Scientists have designed an extremely sticky patterned adhesive, which is twice as sticky as flat tapes used for similar purposes. The new glue-free adhesive can also stick to dusty surfaces better, can be ...


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.


Brown engineers build a better battery -- with plastic

September 13, 2006 | User rating: 4.6 / 5 after 108 vote(s) | No comments yet

Brown University engineers have created a new battery that uses plastic, not metal, to conduct electrical current. The hybrid device marries the power of a capacitor with the storage capacity of a battery. ...


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