The generation of an electric field by the compression and expansion of solid materials is known as the piezoelectric effect, and it has a wide range of applications ranging from everyday items such as watches, motion sensors ...
Nanophysics
Aug 23, 2010
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Semiconductor quantum dots (QDs) are nanoscale semiconductors that exhibit size dependent physical properties. For example, the color (wavelength) of light that they absorb changes dramatically as the diameter decreases. ...
Nanophysics
May 22, 2014
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Fluorescent tetrapod nanocrystals could light the way to the future design of stronger polymer nanocomposites. A team of researchers with the U.S. Department of Energy (DOE)'s Lawrence Berkeley National Laboratory (Berkeley ...
Nanophysics
Jul 29, 2013
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(Phys.org)—Electronic circuits are typically integrated in rigid silicon wafers, but flexibility opens up a wide range of applications. In a world where electronics are becoming more pervasive, flexibility is a highly desirable ...
Nanomaterials
Nov 26, 2012
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(Phys.org) —A team of researchers working at the Indian Institute of Science in Bangalore has found that manganese-doped quantum dots that appear orange are actually a mixture of many dots of different colors. In their ...
Scientists at Tsinghua University and Institute of Physics, Chinese Academy of Sciences in Beijing, have demonstrated the ability to control the states of matter, thus controlling internal resistance, within multilayered, ...
Quantum Physics
Aug 14, 2018
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Quantum dots made from cadmium and selenium degrade in soil, unleashing toxic cadmium and selenium ions into their surroundings, a University at Buffalo study has found.
Bio & Medicine
Jul 18, 2011
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One of the challenges of using nanoparticles for imaging tumors during surgery is that there needs to be a tradeoff between the number of nanoparticles that target a tumor and the rapid clearance of any unbound nanoparticles ...
Bio & Medicine
Feb 19, 2010
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(PhysOrg.com) -- That palm tree magnet commemorating your last vacation is programmed for a simple function - to stick to your refrigerator. Similarly, semiconductors are programmed to convey bits of information small and ...
Nanophysics
Aug 20, 2009
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The Sun is our most promising source of clean and renewable energy. The energy that reaches the Earth from the Sun in an hour is almost equivalent to that consumed by humans over a year. Solar cells can tap this massive source ...
Nanophysics
Nov 20, 2013
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