News tagged with fundamental frequency

Frequency stabilization in nonlinear nanomechanical oscillators

Using Center for Nanoscale Materials (CNM) expertise in the design and fabrication of micro- and nanoscale devices, a new strategy for engineering low-frequency noise oscillators capitalizes on the intrinsic ...

Nanotechnology / Nanophysics

created May 28, 2012 | popularity 5 / 5 (1) | comments 0

Atomic clock comparison via data highways

(Phys.org) -- Optical atomic clocks measure time with unprecedented accuracy. However, it is the ability to compare clocks with one another that makes them applicable for high-precision tests in fundamental ...

Physics / General Physics

created Apr 27, 2012 | popularity not rated yet | comments 3 | with audio podcast




Search results for fundamental frequency


Copy of the genetic makeup travels in a protein suitcase

Scientists from the Institute for Physical and Theoretical Chemistry at the University of Bonn have succeeded for the first time in the real time filming of the transport of an important information carrier in biological ...

Biology / Cell & Microbiology

created May 25, 2012 | popularity not rated yet | comments 0 | with audio podcast

Good vibes: Coupling electron spin states and carbon nanotube vibrations

(Phys.org) -- An electron’s spin is separate from its motion, and is suitable for use in both highly-precise magnetic sensing as well as a qubit in quantum computing. Recently, scientists at the University ...

Physics / General Physics

created May 23, 2012 | popularity 4.7 / 5 (7) | comments 1 | with audio podcast feature

New technique reveals unseen information in DNA code

Imagine reading an entire book, but then realizing that your glasses did not allow you to distinguish "g" from "q." What details did you miss? Geneticists faced a similar problem with the recent discovery ...

Biology / Cell & Microbiology

created May 17, 2012 | popularity 4.8 / 5 (13) | comments 2 | with audio podcast

Redefining time

Atomic clocks based on the oscillations of a cesium atom keep amazingly steady time and also define the precise length of a second. But cesium clocks are no longer the most accurate. That title has been transferred ...

Physics / General Physics

created Apr 30, 2012 | popularity 5 / 5 (7) | comments 41 | with audio podcast

Molecular spectroscopy tracks living mammalian cells in real time as they differentiate

Knowing how a living cell works means knowing how the chemistry inside the cell changes as the functions of the cell change. Protein phosphorylation, for example, controls everything from cell proliferation ...

Chemistry / Analytical Chemistry

created Apr 30, 2012 | popularity 5 / 5 (1) | comments 0 | with audio podcast

Mechanical motion rectifier leads to better energy harvesting

(Phys.org) -- Mechanical energy is all around us, whether in the form of a vehicle's vibrations, ocean waves, or vibrating train tracks. However, much of this energy is irregular and oscillatory - for example, road bumps ...

Technology / Engineering

created Apr 25, 2012 | popularity 4.9 / 5 (9) | comments 26 | with audio podcast report

Improving on the amazing: Scientists seek new conductors for metamaterials

(Phys.org) -- Scientists at the U.S. Department of Energy’s Ames Laboratory have designed a method to evaluate different conductors for use in metamaterial structures, which are engineered to exhibit ...

Physics / Optics & Photonics

created Apr 24, 2012 | popularity 4.8 / 5 (5) | comments 4 | with audio podcast

Sonic screwdriver tightens up fundamental physics

When the scriptwriters for Doctor Who imagined a futuristic device, they came up with the Sonic Screwdriver. Now a team of physicists at the University of Dundee have taken equipment designed for MRI-guided focused ultrasound ...

Physics / General Physics

created Apr 20, 2012 | popularity 4.9 / 5 (12) | comments 0 | with audio podcast

The solar cell that also shines: Luminescent 'LED-type' design breaks efficiency record

To produce the maximum amount of energy, solar cells are designed to absorb as much light from the Sun as possible. Now researchers from the University of California, Berkeley, have suggested – and demonstrated ...

Nanotechnology / Nanomaterials

created Apr 19, 2012 | popularity 5 / 5 (15) | comments 10 | with audio podcast

143 is largest number yet to be factored by a quantum algorithm

(Phys.org) -- While factoring an integer is a simple problem when the integer is small, the complexity of factorization greatly increases as the integer increases. When the integer grows to more than 100,000 ...

Physics / Quantum Physics

created Apr 11, 2012 | popularity 4.7 / 5 (19) | comments 10 | with audio podcast feature


List of search results for fundamental frequency