News tagged with artificial atoms

In nanorod crystal growth, nanoparticles seen as artificial atoms

In the growth of crystals, do nanoparticles act as "artificial atoms" forming molecular-type building blocks that can assemble into complex structures? This is the contention of a major but controversial theory ...

Nanotechnology / Nanophysics

created May 24, 2012 | popularity 4.8 / 5 (6) | comments 0 | with audio podcast

Researchers direct the self-assembly of gold nanoparticles into device-ready thin films

Scientists with the Lawrence Berkeley National Laboratory (Berkeley Lab) and the University of California (UC) Berkeley have directed the first self-assembly of nanoparticles into device-ready materials. Through ...

Nanotechnology / Nanophysics

created Apr 27, 2012 | popularity 5 / 5 (7) | comments 1 | with audio podcast

Metal oxides hold the key to cheap, green energy

Harnessing the energy of sunlight can be as simple as tuning the optical and electronic properties of metal oxides at the atomic level by making an artificial crystal or super-lattice 'sandwich' says a Binghamton ...

Nanotechnology / Nanomaterials

created Apr 19, 2012 | popularity 4.9 / 5 (10) | comments 0 | with audio podcast

Graphene's piezoelectric promise

Engineers predict that graphene can be coaxed into acting piezoelectric, merely by punching triangular holes into the material.

Nanotechnology / Nanomaterials

created Jan 05, 2012 | popularity 5 / 5 (1) | comments 0

When will artificial molecular machines start working for us?

Physicist Richard Feynman in his famous 1959 talk, "Plenty of Room at the Bottom," described the precise control at the atomic level promised by molecular machines of the future. More than 50 years later, synthetic molecular ...

Chemistry / Other

created Nov 25, 2011 | popularity 3.8 / 5 (6) | comments 5 | with audio podcast

Putting artificial atoms on the clock

Around the turn of the century, scientists began to understand that atoms have discrete energy levels. Within the field of quantum physics, this sparked the development of quantum optics in which light is ...

Physics / General Physics

created Nov 07, 2011 | popularity 5 / 5 (1) | comments 0

Building crystalline materials from nanoparticles and DNA

Nature is a master builder. Using a bottom-up approach, nature takes tiny atoms and, through chemical bonding, makes crystalline materials, like diamonds, silicon and even table salt. In all of them, the properties of the ...

Nanotechnology / Nanomaterials

created Oct 13, 2011 | popularity 5 / 5 (3) | comments 2 | with audio podcast

Simulations unlock carbon nanotube potential for industry

a cylindrical network of molecules known as carbon nanotubes -- is attracting a great deal of attention from industry researchers these days.

Nanotechnology / Nanomaterials

created Oct 05, 2011 | popularity 4.7 / 5 (6) | comments 0 | with audio podcast

Physicists build first single-photon router

(PhysOrg.com) -- By demonstrating that an artificial atom embedded in a transmission line can route a single photon from an input port to one of two output ports, physicists have built the first router working ...

Physics / Quantum Physics

created Aug 22, 2011 | popularity 4.9 / 5 (18) | comments 1 | with audio podcast feature

Let's get physics-al: Computing will continue to evolve into the future

Will the future bring us the teleportation devices of "Star Trek" or the sinister machines of the "Matrix"? Theoretical physicist Michio Kaku of the City College of New York says that many of the things that were once the ...

Other Sciences / Other

created Jun 14, 2011 | popularity 3.4 / 5 (7) | comments 0

Harnessing the energy of the sun: New technique improves artificial photosynthesis

Transforming solar energy into a usable form is a real challenge. One technique is to use semiconductors to store the energy as hydrogen. Unfortunately, the most efficient semiconductors are not the most stable. ...

Nanotechnology / Nanomaterials

created May 10, 2011 | popularity 5 / 5 (3) | comments 2 | with audio podcast

Direct electronic readout of 'artificial atoms'

In addition to flows of electrons, researchers are seeking options for the spin of electrons to be used in future information processing. In combination with these characteristics, a considerably larger volume ...

Physics / General Physics

created Feb 25, 2011 | popularity 4.5 / 5 (4) | comments 0

Cancer drug linked to quantum dots increases drug uptake, reduces inflammation

Researchers at the University at Buffalo have developed a novel technology using quantum dots that is expected to have major implications for research and treatment of tuberculosis, as well as other inflammatory ...

Nanotechnology / Bio & Medicine

created Nov 01, 2010 | popularity 5 / 5 (2) | comments 0 | with audio podcast

Physicists build quantum amplifier with single artificial atom

(PhysOrg.com) -- By demonstrating how a single artificial atom can be used to amplify electromagnetic waves, physicists from Japan are opening up new possibilities for quantum amplifiers, which can be used ...

Physics / Quantum Physics

created May 25, 2010 | popularity 4.4 / 5 (23) | comments 3 | with audio podcast feature

Controlling the interaction between light and matter

(PhysOrg.com) -- "One of the most exciting things about this is that it gives us nice, clean control over the interaction between light and matter," William Kelly tells PhysOrg.com. "Our technique has the potential to giv ...

Physics / General Physics

created Apr 30, 2010 | popularity 4.6 / 5 (19) | comments 22 | with audio podcast feature