News tagged with transformation

Anti-mirror optical illusion could increase LED luminosity and laser power

(PhysOrg.com) -- By making multiple objects appear to look like only one using a "perfect lens," scientists have demonstrated a new optical illusion that could have practical applications in lighting systems. ...

Physics / Optics & Photonics

created Nov 15, 2010 | popularity 5 / 5 (20) | comments 7 | with audio podcast feature

Invisibility cloak that generates virtual images gets closer to realization

(PhysOrg.com) -- In a twist on the concept of an invisibility cloak, researchers have designed a material that not only makes an object invisible, but also generates one or more virtual images in its place. ...

Physics / General Physics

created Apr 02, 2010 | popularity 4.5 / 5 (31) | comments 6 | with audio podcast feature

Transform a ball into a rock -- or make it invisible -- using transformation optics

(PhysOrg.com) -- Science fiction and fantasy tales are full of the ability to "cloak" characters with invisibility. Whether it is a spaceship with a cloaking device, or a young wizard with an invisibility ...

Physics / General Physics

created Jul 09, 2009 | popularity 3.2 / 5 (13) | comments 7 feature

The faster-than-fast Fourier transform

The Fourier transform is one of the most fundamental concepts in the information sciences. It’s a method for representing an irregular signal — such as the voltage fluctuations in the wire that conne ...

Other Sciences / Mathematics

created Jan 18, 2012 | popularity 4.9 / 5 (30) | comments 20 | with audio podcast

Physicists turn liquid into solid using an electric field

(PhysOrg.com) -- Physicists have predicted that under the influence of sufficiently high electric fields, liquid droplets of certain materials will undergo solidification, forming crystallites at temperature ...

Physics / Condensed Matter

created Oct 11, 2011 | popularity 4.4 / 5 (12) | comments 12 | with audio podcast

Low oxygen triggers moth molt

A new explanation for one of nature's most mysterious processes, the transformation of caterpillars into moths or butterflies, might best be described as breathless.

Biology / Plants & Animals

created Aug 22, 2011 | popularity 5 / 5 (2) | comments 0 | with audio podcast

Researchers observe structural transformations in single nanocrystals

While a movie about giant robots that undergo structural transformations is breaking box office records this summer, a scientific study about structural transformations within single nanocrystals is breaking ...

Nanotechnology / Nanophysics

created Jul 08, 2011 | popularity 4.6 / 5 (7) | comments 3 | with audio podcast

Cerium's unusual behaviour

(PhysOrg.com) -- Livermore researchers have found that a crystal of cerium -- the chemical element that can be used for catalysts and fuel additives -- behaves in very unique ways when subjected to high pressures.

Physics / Condensed Matter

created Jan 27, 2011 | popularity 4.5 / 5 (6) | comments 11 | with audio podcast

Tiny 3-D images shed light on origin of Earth's core

(PhysOrg.com) -- A new method of capturing detailed, three-dimensional images of minute samples of material under extreme pressures is shedding light on the evolution of the Earth's interior. Early results ...

Physics / General Physics

created Dec 16, 2010 | popularity 5 / 5 (7) | comments 0 | with audio podcast

Plugless Power soon to arrive for electric and hybrid vehicles

(PhysOrg.com) -- Evatran, a company from Virginia in the US, has developed a working prototype of a plugless induction charger for electric and hybrid vehicles, and demonstrated the system at this week’s Plug In ...

Technology / Energy & Green Tech

created Jul 30, 2010 | popularity 3.4 / 5 (14) | comments 11 | with audio podcast report

How did flowering plants evolve to dominate Earth?

To Charles Darwin it was an 'abominable mystery' and it is a question which has continued to vex evolutionists to this day: when did flowering plants evolve and how did they come to dominate plant life on earth? Today a study ...

Biology / Evolution

created Dec 01, 2009 | popularity 4.4 / 5 (10) | comments 1

Efficient preparation of a set of potential glycosidase inhibitors

(Phys.org) -- In many biological and pathological processes, glycosidase enzymes attack glycosidic bonds in carbohydrates, glycoproteins, and glycolipids. The ability to modify or block these processes by ...

Chemistry / Biochemistry

created May 29, 2012 | popularity 5 / 5 (1) | comments 0 | with audio podcast

Economic growth in China has not meant greater life satisfaction for Chinese people: long-term study

Despite an unprecedented rate of economic growth, Chinese people are less happy overall than they were two decades ago, reveals timely new research from economist Richard Easterlin, one of the founders of the field of "happiness ...

Other Sciences / Social Sciences

created May 14, 2012 | popularity 4.2 / 5 (5) | comments 8 | with audio podcast

Transformer Pad TF300 a weak replacement for laptop

Asus' new Transformer Pad TF300 is among the first of a new class of convertible devices that are heading toward store shelves.

Electronics / Consumer & Gadgets

created May 11, 2012 | popularity 5 / 5 (2) | comments 4

Researchers solve 40-year-old Fourier Transform Mass Spectrometry phasing problem

(Phys.org) -- Scientists at the University of Warwick have developed a computation which simultaneously doubles the resolution, sensitivity and mass accuracy of Fourier Transform Mass Spectrometry (FTMS) at no extra cost.

Chemistry / Analytical Chemistry

created Apr 23, 2012 | popularity 5 / 5 (6) | comments 0 | with audio podcast