A growing interest in thermoelectric materials—which convert waste heat to electricity—and pressure to improve heat transfer from increasingly powerful microelectronic devices have led to improved theoretical and experimental ...
Nanophysics
Jun 23, 2015
3
1743
A complete description of nanoscale thermal transport is a fundamental problem that has defied understanding for decades. Here, researchers uncover a new regime of thermal transport near nanoscale structures, where counterintuitively, ...
Nanophysics
Jun 1, 2015
0
28
Conduction and thermal radiation are two ways in which heat is transferred from one object to another: Conduction is the process by which heat flows between objects in physical contact, such as a pot of tea on a hot stove, ...
Nanophysics
Apr 7, 2015
1
1797
Center for Nanoscale Materials users from Toyota Research Institute of North America, working with CNM's Nanophotonics Group, have determined that bulk coherent acoustic vibrations are heavily damped by scattering from radially ...
Nanophysics
Oct 27, 2014
0
0
Thermal considerations are rapidly becoming one of the most serious design constraints in microelectronics, especially on submicron scale lengths. A study by researchers from the University of Illinois at Urbana-Champaign ...
Nanophysics
Oct 1, 2014
0
0
Physicists are now designing novel materials with physical properties tailored to meet specific energy consumption needs. Before these so-called materials-by-design can be applied, it is essential to understand their characteristics, ...
Nanophysics
May 7, 2014
0
0
Thermal conduction is a familiar everyday phenomenon. In a hot sauna, for instance, you can sit comfortably on a wooden bench that has a temperature of 100C (212F), but if you touch a metallic nail with the same temperature, ...
General Physics
Mar 20, 2014
0
1
We all learn in high school science about the dual nature of light - that it exists as both waves and quantum particles called photons. It is this duality of light that enables the coherent transport of photons in lasers. ...
Condensed Matter
Feb 5, 2014
1
0
A team of theoretical physicists at the U.S. Naval Research Laboratory (NRL) and Boston College has identified cubic boron arsenide as a material with an extraordinarily high thermal conductivity and the potential to transfer ...
Nanomaterials
Jul 29, 2013
1
0
Many military radio frequency (RF) systems, like radar and communication systems, use a class of power amplifiers (PAs) called monolithic microwave integrated circuits (MIMIC). MMIC PAs using gallium nitride (GaN) transistors ...
Electronics & Semiconductors
May 1, 2013
0
0
