Tags » Applied Physics Letters

IGCAR develops sensors to inspect defects in materials

Published in The Hindu on March 22, 2012

Detecting and imaging structural defects like cracks, holes etc, present in components made of ferromagnetic materials like pipelines, railway tracks and tubes has now become easy with optical sensors. 497 more words

IGCAR

Editorial: Fatal attraction

Published in The Hindu on March 2, 2012

Plagiarism is a curse that afflicts every endeavour where pen is put to paper — journalism, literature and academic research — but when it shows up in the world of science, the consequences can be far more damaging. 389 more words

Editorial

Duplication earns retraction for nanomaterials paper that had already been corrected

After earning an erratum shortly after publication in 2009, a paper in Applied Physics Letters has now been retracted for the “regrettable mistake” of duplicating an earlier paper by the researchers. 352 more words

Freely Available

Harvesting Energy from Thin Air

November 11, 2013 – Twenty years ago when I began grade school, I did not have access to a computer with anything more than Visual BASIC – a black screen that you had to learn to talk to by studying its code. 696 more words

News

Team develops compact, high-power terahertz source at room temperature

Terahertz (THz) radiation—radiation in the wavelength range of 30 to 300 microns—is gaining attention due to its applications in security screening, medical and industrial imaging, agricultural inspection, astronomical research, and other areas. 354 more words

TECHNOLOGY

Nanoscale vacuum transistors - way cool, but still not as pretty as a glowing 12AU6

From AAAS, news of a super tiny vacuum-tube transistor hybrid that can operate up to .46 TERAHertz (thats 460,000 megahertz or 460 gigahertz):

Return of the Vacuum Tube… 669 more words

Technology