News tagged with negative voltage


Departure of chip-design legend Bob Pease prompts outpouring in Silicon Valley

Technology / Business

created Apr 23, 2009 | popularity 4 / 5 (2) | comments 1

Bob Pease is a genuine Silicon Valley rock star who I never would have heard of had he not lost his job, or left his job. It's not entirely clear which.


Fujitsu Develops World's First GaN HEMT Able to Cut Power in Standby Mode and Achieve High Output

Fujitsu Develops World's First GaN HEMT Able to Cut Power in Standby Mode and Achieve High Output

Technology / Semiconductors

created Oct 10, 2008 | popularity 5 / 5 (5) | comments 0

Fujitsu today announced the development of a new type of gallium nitride (GaN)-based high electron mobility transistor (HEMT) that features a new structure ideal for use in amplifiers for microwave and millimeter-wave ...





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Mammography use among women younger than 40 years old differ between minority populations

Medicine & Health / Cancer

created 3 hours ago | popularity not rated yet | comments 0

Breast cancer screening guidelines generally recommend mammography begin at age 40. However, based on prior national research, an estimated 34 percent of non-Hispanic black women, 30 percent of non-Hispanic white women and ...


Childhood traumas linger as health risk factors for adults

Medicine & Health / Health

created 14 hours ago | popularity not rated yet | comments 0

Research from the Institute of Psychiatry at King's College London has found that negative experiences in childhood may alter not only mental health but also physical health, into middle age and beyond.


Child Development Expert Says The Magic Of Santa Claus Is No Lie

Medicine & Health / Psychology & Psychiatry

created 14 hours ago | popularity 4.3 / 5 (3) | comments 1

(PhysOrg.com) -- Should parents let their children believe in Santa Claus?


Antidepressant Can Change Patient's Personality

Medicine & Health / Psychology & Psychiatry

created 16 hours ago | popularity 4.3 / 5 (8) | comments 0

(PhysOrg.com) -- The nation is still debating the effects of antidepressant medications on brain chemistry almost 20 years after publication of the best-seller "Listening to Prozac." Though selective serotonin reuptake inhibitors ...


In cancer-ridden rats, loneliness can kill

Medicine & Health / Cancer

created 16 hours ago | popularity not rated yet | comments 0

Socially isolated female rats develop more tumors -- and tumors of a more deadly type -- than rats living in a social group, according to researchers at Yale University and the University of Chicago.


Caffeine doesn't reverse the negative cognitive impact of alcohol, study shows

Medicine & Health / Psychology & Psychiatry

created 18 hours ago | popularity 5 / 5 (1) | comments 2

People who drink may want to know that coffee won't sober them up, according to new laboratory research. Instead, a cup of coffee may make it harder for people to realize they're drunk.


Playing favorites: Parents still involved after children are grown

Other Sciences / Social Sciences

created 18 hours ago | popularity not rated yet | comments 0

(PhysOrg.com) -- Middle-aged parents are more involved in their grown children's lives than ever, according to new research from Purdue University.


New screening tool helps identify children at risk

Medicine & Health / Health

created 21 hours ago | popularity 4 / 5 (1) | comments 0

When a baby is born, new parents often wonder, "Will he be the next President of the United States?" or "Could she be the one to find a cure for cancer?" But the underlying question for many specialists is, "Is this child ...


Single-atom transistor discovered

Scientists build 'single-atom transistor'

Nanotechnology / Nanophysics

created Dec 06, 2009 | popularity 5 / 5 (29) | comments 2

(PhysOrg.com) -- Researchers from Helsinki University of Technology (Finland), University of New South Wales (Australia), and University of Melbourne (Australia) have succeeded in building a working transistor, ...


For low-income families with special needs kids, where you live matters (w/ Video)

Medicine & Health / Health

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

In the United States, caring for a child with special health care needs usually means higher medical expenses for a family — particularly for low-income families, who spend a disproportionally large share of their income ...



List of search results for negative voltage