Nanophysics news

New Digital 'Electronics' Concept May Continue Moore's Law

Nanotechnology / Nanophysics

Nov 05, 2009 | 4.6 / 5 (50) | 8

(PhysOrg.com) -- Computers of the future could be operating not on electrons, but on tiny waves traveling through an electron "fluid," if a new proposal is successful. The new circuit design, recently introduced ...

Highlight: STM banopatterning on pristine Nb-doped SrTiO3 surfaces

Nanotechnology / Nanophysics

Nov 04, 2009 | 5 / 5 (1) | 0

Collaborative users from the Advanced Photon Source at the Argonne National Laboratory, working with the Electronic & Magnetic Materials & Devices Group, have found a controllable way to modify the surfaces ...

Danish nanowires have great potential

Nanotechnology / Nanophysics

Nov 02, 2009 | 3 / 5 (1) | 0

Danish nanophysicists have developed a new method for manufacturing the cornerstone of nanotechnology research - nanowires. The discovery has great potential for the development of nanoelectronics and highly ...

Scientists solve decade-long mystery of nanopillar formations

Nanotechnology / Nanophysics

Oct 22, 2009 | 5 / 5 (22) | 2

Scientists at the California Institute of Technology have uncovered the physical mechanism by which arrays of nanoscale pillars can be grown on polymer films with very high precision, in potentially limitless ...

Researchers create molecular diode

Nanotechnology / Nanophysics

Oct 22, 2009 | 4.8 / 5 (4) | 0

(PhysOrg.com) -- Recently, at Arizona State University’s Biodesign Institute, N.J. Tao and collaborators have found a way to make a key electrical component on a phenomenally tiny scale. Their single-molecule diode is described ...

New material could efficiently power tiny generators

Nanotechnology / Nanophysics

Oct 22, 2009 | 4.2 / 5 (5) | 0

(PhysOrg.com) -- To power a very small device like a pacemaker or a transistor, you need an even smaller generator. The components that operate the generator are smaller yet, and the efficiency of those foundational components ...

Researchers can precisely manipulate polarization in nanostructures

Nanotechnology / Nanophysics

Oct 22, 2009 | not rated yet | 2

(PhysOrg.com) -- Researchers from the MESA+ Institute for Nanotechnology at the University of Twente, The Netherlands, working with American researchers, have succeeded in using an electrical signal to control ...

Scientists bend nanowires into 2-D and 3-D structures

Nanotechnology / Nanophysics

Oct 21, 2009 | 4.3 / 5 (7) | 0

(PhysOrg.com) -- Taking nanomaterials to a new level of structural complexity, scientists have determined how to introduce kinks into arrow-straight nanowires, transforming them into zigzagging two- and three-dimensional ...

The Spin Cycle: Nanoresearch could lead to next generation of transistors

Nanotechnology / Nanophysics

Oct 20, 2009 | 4.9 / 5 (11) | 0

(PhysOrg.com) -- For decades, the transistors inside radios, televisions and other everyday items have transmitted data by controlling the movement of the electron’s charge. Scientists now have discovered ...

Company Introduces Novel Nanotechnology for Revolutionizing Imaging Using T-rays

Nanotechnology / Nanophysics

Oct 20, 2009 | 4.3 / 5 (6) | 0

Yissum Research Development Company of the Hebrew University of Jerusalem today announced that Professor L.D. Shvartsman and Professor B. Laikhtman, from the Racah Institute of Physics at the Hebrew University of Jerusalem, ...

Smallest nanoantennas for high-speed data networks

Nanotechnology / Nanophysics

Oct 20, 2009 | 3.3 / 5 (3) | 0

More than 120 years after the discovery of the electromagnetic character of radio waves by Heinrich Hertz, wireless data transmission dominates information technology. Higher and higher radio frequencies are ...

Highlight: Nanoscale piezoresponse of ferroelectric domains

Nanotechnology / Nanophysics

Oct 20, 2009 | not rated yet | 0

The first fundamental studies of the dependence of ferroelectric domain configuration and switching behavior on the shape of epitaxial BiFeO3 (BFO) nanostructures has been reported by users from Northwestern ...

Running electronics using light

Nanotechnology / Nanophysics

Oct 19, 2009 | 4.3 / 5 (19) | 1

(PhysOrg.com) -- "If you open up almost any electronic gadget, you will see various elements that operating using electric circuitries," Nader Engheta tells PhysOrg.com. "Many of them have different functi ...

Tiny Test Tube Experiment Shows Reaction Of Melting Materials at the Nano Scale (w/ Video)

Nanotechnology / Nanophysics

Oct 15, 2009 | not rated yet | 0

(PhysOrg.com) -- Researchers at The University of Texas at Austin have conducted a basic chemistry experiment in what is perhaps the world's smallest test tube, measuring a thousandth the diameter of a human hair.

Physicists discover novel electronic properties in two-dimensional carbon structure

Nanotechnology / Nanophysics

Oct 14, 2009 | 4.8 / 5 (10) | 1

Rutgers researchers have discovered novel electronic properties in two-dimensional sheets of carbon atoms called graphene that could one day be the heart of speedy and powerful electronic devices.

Researchers create molecular diode

Nanotechnology / Nanophysics

Oct 13, 2009 | 4.4 / 5 (12) | 0

Recently, at Arizona State University's Biodesign Institute, N.J. Tao and collaborators have found a way to make a key electrical component on a phenomenally tiny scale. Their single-molecule diode is described ...

Growing geodesic carbon nanodomes

Nanotechnology / Nanophysics

Oct 12, 2009 | 5 / 5 (4) | 0

Researchers analyzing the assembly of graphene (sheets of carbon only one atom thick) on a surface of iridium have found that the sheets grow by first forming tiny carbon domes. The discovery offers new insight ...

In Brief: Exploring the limits of antiferromagnetism in nanostructured materials

Nanotechnology / Nanophysics

Oct 09, 2009 | not rated yet | 0

(PhysOrg.com) -- Researchers in the Electronic & Magnetic Materials & Devices Group (Argonne National Laboratory) and at Politecnico di Milano in Italy explored the limits of antiferromagnetism in a nanostructured ...