News tagged with effect

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Using lasers to cool and manipulate molecules

Using lasers to cool and manipulate molecules

Physics / General Physics

created Dec 07, 2009 | popularity 5 / 5 (9) | comments 0

(PhysOrg.com) -- "For years, we have been using laser cooling to trap and manipulate atoms," David DeMille tells PhysOrg.com. "This has been very useful for both basic science and many applications. Recent ...


Toshiba develops essential technology for spintronics-based MOS field-effect transistor

Toshiba develops essential technology for spintronics-based MOS field-effect transistor

Technology / Semiconductors

created Dec 09, 2009 | popularity 4.9 / 5 (10) | comments 1

(PhysOrg.com) -- Toshiba Corporation today announced that it has developed MOSFET cell based on spin transport electronics, or spintronics, an advanced semiconductor technology that makes use of the spin and ...


UCSB scientists show that female fruit flies can be 'too attractive' to males

Scientists show that female fruit flies can be 'too attractive' to males

Biology / Plants & Animals

created Dec 08, 2009 | popularity 4 / 5 (5) | comments 0

Females can be too attractive to the opposite sex -- too attractive for their own good -- say biologists at UC Santa Barbara. They found that, among fruit flies, too much male attention directed toward attractive ...


Metamaterials could reduce friction in nanomachines

Nanotechnology / Nanomaterials

created Dec 07, 2009 | popularity 5 / 5 (4) | comments 2

(PhysOrg.com) -- Nanoscale machines expected to have wide application in industry, energy, medicine and other fields may someday operate far more efficiently thanks to important theoretical discoveries concerning the manipulation ...


Argonne scientists to control attractive force for nanoelectromechanical systems

Nanotechnology / Nanophysics

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

Scientists at the U.S. Department of Energy's Argonne National Laboratory are developing a way to control the Casimir force, a quantum mechanical force, which attracts objects when they are only hundred nanometers apart.


Young adults' blood lead levels linked to depression, panic disorder

Medicine & Health / Psychology & Psychiatry

created Dec 07, 2009 | popularity 3 / 5 (3) | comments 1

Young adults with higher blood lead levels appear more likely to have major depression and panic disorders, even if they have exposure to lead levels generally considered safe, according to a report in the December issue ...


Rapid cardiac biomarker testing system developed by Singapore scientists

Medicine & Health / Research

created Dec 08, 2009 | popularity not rated yet | comments 0

Scientists at Singapore's Institute of Microelectronics (IME) have developed a rapid and sensitive integrated system to test simultaneously for specific cardiac biomarkers in finger prick amount of blood.