News tagged with waste heat
Related topics: energy
US energy use chart shows we waste more than half of our energy
(PhysOrg.com) -- This flow chart of the estimated US energy use in 2009, assembled by the Lawrence Livermore National Laboratory (LLNL), paints a pretty sobering picture of our energy situation. To begin with, ...
Technology / Energy & Green Tech
Apr 09, 2011 |
3.5 / 5 (27) |
101
|
Engineers 'cook' promising new heat-harvesting nanomaterials in microwave oven
(PhysOrg.com) -- Waste heat is a byproduct of nearly all electrical devices and industrial processes, from driving a car to flying an aircraft or operating a power plant. Engineering researchers at Rensselaer ...
Nanotechnology / Nanomaterials
Sep 29, 2011 |
4.8 / 5 (5) |
5
|
Quantum physicists turn waste heat into power
(PhysOrg.com) -- University of Arizona physicists have discovered a new way of harvesting waste heat and turning it into electrical power. Taking advantage of quantum effects, the technology holds great promise ...
Sep 24, 2010 |
4.7 / 5 (38) |
35
|
Thermoelectrics generating electricity from waste heat is a step closer
(PhysOrg.com) -- Scientists in China and the US have modified a common thermoelectric material to vastly improve its thermoelectric properties. The development could lead to new devices capable of converting ...
May 06, 2011 |
4.8 / 5 (12) |
9
|
Energy harvesters transform waste into electricity
Billions of dollars lost each year as waste heat from industrial processes can be converted into electricity with a technology being developed at the Department of Energy's Oak Ridge National Laboratory.
Technology / Energy & Green Tech
May 16, 2011 |
5 / 5 (6) |
22
|
Shining a light on the elusive 'blackbody' of energy research
A designer metamaterial has shown it can engineer emitted "blackbody" radiation with an efficiency beyond the natural limits imposed by the material's temperature, a team of researchers led by Boston College ...
Jul 22, 2011 |
4.8 / 5 (16) |
7
|
Magnetic memory and logic could achieve ultimate energy efficiency
Future computers may rely on magnetic microprocessors that consume the least amount of energy allowed by the laws of physics, according to an analysis by University of California, Berkeley, electrical engineers.
Jul 01, 2011 |
4.4 / 5 (14) |
6
|
Start-up company aims to harness the full potential of producing electricity from waste heat
(PhysOrg.com) -- Matt Scullin co-founded Alphabet Energy just one year ago, but already the CEO has ambitions of turning the San Francisco-based start-up company into the "Intel of waste heat." By harnessing ...
Technology / Energy & Green Tech
Sep 02, 2010 |
4.8 / 5 (14) |
19
|
Semiconductor could turn heat into computing power
(PhysOrg.com) -- Computers might one day recycle part of their own waste heat, using a material being studied by researchers at Ohio State University.
Sep 27, 2010 |
5 / 5 (9) |
0
|
Tiny generators turn waste heat into power
The second law of thermodynamics is a big hit with the beret-wearing college crowd because of its implicit existential crunch. The tendency of a closed systems to become increasingly disordered if no energy is added or removed ...
Sep 28, 2010 |
4.5 / 5 (10) |
2
|
Controlling heat flow with atomic-level precision
Through a combination of atomic-scale materials design and ultrafast measurements, researchers at the University of Illinois have revealed new insights about how heat flows across an interface between two ...
Nanotechnology / Nanomaterials
Apr 22, 2012 |
5 / 5 (8) |
0
|
Turning heat to electricity... efficiently
(PhysOrg.com) -- In everything from computer processor chips to car engines to electric powerplants, the need to get rid of excess heat creates a major source of inefficiency. But new research points the way ...
Nov 18, 2009 |
4.8 / 5 (67) |
9
Microwave ovens a key to energy production from wasted heat
More than 60 percent of the energy produced by cars, machines, and industry around the world is lost as waste heat – an age-old problem - but researchers have found a new way to make "thermoelectric" ...
Sep 20, 2011 |
4.4 / 5 (7) |
5
|
Researchers discover source for generating 'green' electricity
University of Minnesota engineering researchers in the College of Science and Engineering have recently discovered a new alloy material that converts heat directly into electricity. This revolutionary energy conversion method ...
Jun 22, 2011 |
4.8 / 5 (19) |
21
|
Breakthrough made in energy efficiency, use of waste heat
Engineers at Oregon State University have made a major new advance in taking waste heat and using it to run a cooling system - a technology that can improve the energy efficiency of diesel engines, and perhaps some day will ...
Apr 01, 2009 |
4.4 / 5 (12) |
4
