News tagged with terahertz frequencies


Team develops new metamaterial device

Physics / Optics & Photonics

created Feb 24, 2009 | popularity 4.7 / 5 (6) | comments 0

An engineered metamaterial proved it can function as a state-of-the-art device in the complex terahertz range of the electromagnetic spectrum, setting a standard of performance for modulating tiny waves of radiation, according ...


Nanocrack Evolution

Tension in the nanoworld

Nanotechnology / Nanophysics

created Jan 23, 2009 | popularity 4.5 / 5 (2) | comments 0

(PhysOrg.com) -- A joint team of researchers at CIC nanoGUNE (San Sebastian, Spain) and the Max Planck Institutes of Biochemistry and Plasma Physics (Munich, Germany) report the non-invasive and nanoscale ...





Search results for terahertz frequencies


Explained: The Discrete Fourier Transform

Explained: The Discrete Fourier Transform

Other Sciences / Mathematics

created Nov 25, 2009 | popularity 4.1 / 5 (27) | comments 8

(PhysOrg.com) -- In 1811, Joseph Fourier, the 43-year-old prefect of the French district of Isčre, entered a competition in heat research sponsored by the French Academy of Sciences. The paper he submitted ...


Rocket science leads to new whale discovery

Rocket science leads to new whale discovery

Biology / Other

created Nov 24, 2009 | popularity not rated yet | comments 0

Rocket science is opening new doors to understanding how sounds associated with Navy sonar might affect the hearing of a marine mammal - or if they hear it at all.


Tapering a Free-Electron Laser to Extract More Juice

Tapering a Free-Electron Laser to Extract More Juice

Physics / General Physics

created Nov 20, 2009 | popularity 4 / 5 (1) | comments 0

(PhysOrg.com) -- Researchers from the NSLS and Science Applications International Corporation (SAIC) have demonstrated a technique that could be used to significantly improve the quantity and quality of light ...


Microwave Meter Measures Moisture and Density of In-Shell Peanuts

Microwave Meter Measures Moisture and Density of In-Shell Peanuts

Biology / Other

created Nov 20, 2009 | popularity not rated yet | comments 0

(PhysOrg.com) -- A microwave meter that instantaneously measures both moisture and density of in-shell peanuts has been developed by Agricultural Research Service (ARS) scientists, making it easier and faster ...


'Fingerprinting' RFID Tags: Researchers Develop Anti-Counterfeiting Technology

Technology / Engineering

created Nov 19, 2009 | popularity 4 / 5 (3) | comments 0

(PhysOrg.com) -- Engineering researchers at the University of Arkansas have developed a unique and robust method to prevent cloning of passive radio frequency identification tags. The technology, based on one or more unique ...


New nano color sorters from Molecular Foundry

New nano color sorters from Molecular Foundry

Nanotechnology / Nanophysics

created Nov 12, 2009 | popularity 4.3 / 5 (4) | comments 0

Berkeley Lab researchers have engineered a new class of bowtie-shaped devices that capture, filter and steer light at the nanoscale. These "nano-colorsorter" devices act as antennae to focus and sort light ...


Workplace BPA exposure increases risk of male sexual dysfunction

Medicine & Health / Health

created Nov 11, 2009 | popularity not rated yet | comments 0

High levels of workplace exposure to Bisphenol-A may increase the risk of reduced sexual function in men, according to a Kaiser Permanente study appearing in the journal Human Reproduction.


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

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

Nanotechnology / Nanophysics

created Nov 05, 2009 | popularity 4.6 / 5 (74) | comments 12

(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 ...


Scientists track swine flu virus for tiny changes that would cause big problems

Medicine & Health / Research

created Nov 04, 2009 | popularity not rated yet | comments 0

As the H1N1 flu virus spreads at breakneck speed, a team of scientists are close behind. They are watching its evolution through a cutting-edge technology in hopes of answering the question: Where did it come from -- and ...


Tiny Music Player Made from Wire Bridge

Tiny Music Player Made from Wire Bridge (w/ Video)

Physics / General Physics

created Nov 04, 2009 | popularity 4.2 / 5 (18) | comments 1

(PhysOrg.com) -- In 2008, scientists built a loudspeaker made of carbon nanotubes that produced sound and music based on the thermoacoustic effect. Now, a different team of scientists has built a loudspeaker ...



List of search results for terahertz frequencies