News tagged with crystals
Geobiologists Discover Unique 'Magnetic Death Star' Fossil
Other Sciences / Archaeology & Fossils
Oct 21, 2008 |
4.5 / 5 (52) |
0
(PhysOrg.com) -- An international team of scientists has discovered microscopic, magnetic fossils resembling spears and spindles, unlike anything previously seen, among sediment layers deposited during an ...
New polymer that changes color instantly in response to external magnetic field (w/Video)
Jun 16, 2009 |
4.9 / 5 (19) |
2
A research team led by a chemist at the University of California, Riverside has fabricated microscopic polymer beads that change color instantly and reversibly when external magnetic fields acting upon the microspheres change ...
Single Atom Quantum Dots Bring Real Devices Closer (Video)
Jan 27, 2009 |
4.8 / 5 (16) |
1
(PhysOrg.com) -- Single atom quantum dots created by researchers at Canada’s National Institute for Nanotechnology and the University of Alberta make possible a new level of control over individual electrons, ...
Dusty Shock Waves Generate Planet Ingredients
Nov 11, 2008 |
4.7 / 5 (16) |
0
(PhysOrg.com) -- Shock waves around dusty, young stars might be creating the raw materials for planets, according to new observations from NASA's Spitzer Space Telescope.
'Nanospears' could lead to better solar cells, lasers, lighting
Nanotechnology / Nanomaterials
Aug 11, 2009 |
5 / 5 (14) |
2
(PhysOrg.com) -- Growing - and precisely aligning - microscopic, spear-shaped zinc oxide crystals on a surface of single-crystal silicon, researchers at Missouri University of Science and Technology may have ...
The Future Is 3-D Liquid Crystals
Jan 15, 2009 |
4.4 / 5 (15) |
6
(PhysOrg.com) -- Dr. Tim Wilkinson from the Department's Photonics Research Group, University of Cambridge, has made an exciting breakthrough, he has combined liquid crystals with vertically grown carbon nanotubes ...
Tiny magnetic crystals in bacteria are a compass, say researchers
Biology /
Dec 17, 2008 |
4.9 / 5 (12) |
7
Scientists have shown that tiny crystals found inside bacteria provide a magnetic compass to help them navigate through sediment to find the best food, in research out today.
Can you hear me now? How the inner ear's sensors are made
Biology /
Dec 01, 2008 |
4.8 / 5 (12) |
0
A UCLA study shows for the first time how microscopic crystals form sound and gravity sensors inside the inner ear. Located at the ends of cilia — tiny cellular hairs in the ear that move and transmit signals ...
It's raining pentagons
Nanotechnology / Nanomaterials
Mar 08, 2009 |
4.2 / 5 (9) |
2
This week's Nature Materials (09 March 2009) reveals how an international team of scientists led by researchers at the London Centre for Nanotechnology (LCN) at UCL have discovered a novel one dimensional ice ch ...
Scientists use low-gravity space station lab to study crystal growth
Sep 21, 2009 |
4.2 / 5 (9) |
1
A research project 10 years in the making is now orbiting the Earth, much to the delight of its creator Rohit Trivedi, a senior metallurgist at the U.S. Department of Energy's Ames Laboratory. Equipment recently ...
Single Crystals as Reaction Vessels
Sep 02, 2008 |
4.6 / 5 (8) |
1
Japanese researchers from the University of Tokyo have made a complex that crystallizes as a porous solid. Common reagents, even bulky ones, can easily diffuse into these pores and are sufficiently mobile to react with embedded ...
Atmospheric lead causes clouds to form more easily, could change pattern of rain and snow
Space & Earth / Earth Sciences
Apr 19, 2009 |
4.6 / 5 (8) |
15
(PhysOrg.com) -- By sampling clouds -- and making their own -- researchers have shown for the first time a direct relation between lead in the sky and the formation of ice crystals that foster clouds. The ...
Fabricating 3D Photonic Crystals
Jan 21, 2009 |
4.3 / 5 (8) |
1
(PhysOrg.com) -- “In photonic crystals, the ability to control the structure of a material in full three dimensional space, allows you to control the way that light flows through it,” John Rogers tells PhysOrg.com. “This ...
World first as scientists grow microtubes from crystals (Video)
Mar 02, 2009 |
4.9 / 5 (7) |
0
(PhysOrg.com) -- In a world-first, scientists at the University of Glasgow have grown micro-tube structures from crystals of inorganic compounds.
Andes Mountains Are Older Than Previously Believed
Space & Earth / Earth Sciences
May 15, 2009 |
4.9 / 5 (7) |
1
(PhysOrg.com) -- The geologic faults responsible for the rise of the eastern Andes mountains in Colombia became active 25 million years ago—18 million years before the previously accepted start date for the ...
