News tagged with microscopic level
High-temperature superconductivity starts at nanoscale
(Phys.org) -- High-temperature superconductivity doesn't happen all it once. It starts in isolated nanoscale patches that gradually expand until they take over.
May 31, 2012 |
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Mathematical physics reveal nature's formula for survival (w/ Video)
(Phys.org) -- The vascular system of a leaf provides its structure and delivers its nutrients. When you light up that vascular structure with some fluorescent dye and view it using time-lapse photography, details begin to ...
May 14, 2012 |
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New picture of atomic nucleus emerges
(PhysOrg.com) -- When most of us think of an atom, we think of tiny electrons whizzing around a stationary, dense nucleus composed of protons and neutrons, collectively known as nucleons. A collaboration between ...
Mar 02, 2012 |
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Manufacturing microscale medical devices for faster tissue engineering
In the emerging field of tissue engineering, scientists encourage cells to grow on carefully designed support scaffolds. The ultimate goal is to create living structures that might one day be used to replace ...
Nov 02, 2011 |
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Restraint improves dielectric performance, lifespan
Just as a corset improves the appearance of its wearer by keeping everything tightly together, rigidly constraining insulating materials in electrical components can increase their energy density and decrease their rates ...
Oct 25, 2011 |
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New membrane lipid measuring technique may help fight disease
Could controlling cell-membrane fat play a key role in turning off disease?
Oct 09, 2011 |
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Submerged atomic resolution imaging of calcium carbonate crystal surface
Hard tissues of organisms, such as bones and shells, are composed of inorganic minerals (biominerals). While these substances are created by biomineralization, which will be discussed later, many uncertainties ...
Sep 05, 2011 |
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Algae that turned toxic stumps scientists
For years, when Washington state health officials tested shellfish for toxins produced by microscopic algae, they zeroed in on two types of poisons.
Aug 25, 2011 |
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Michigan State scholar leads effort to reform genetics instruction
Most middle-schoolers struggle to grasp the introductory concepts of genetics, a field of study considered crucial to advancing solutions to health problems and disease such as cancer, according to a study led by a Michigan ...
Other Sciences / Social Sciences
Aug 05, 2011 |
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Engineers show dynamic experimental evidence for phenomenon of spreading drops
The spreading of a liquid drop on a solid surface is a simple, everyday phenomenon. And while it is known that when a drop of oil is placed on a solid surface, its radius increases as its thickness decreases, the mechanisms ...
Jul 01, 2011 |
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New nanoscale imaging may lead to new treatments for multiple sclerosis
Laboratory studies by chemical engineers at UC Santa Barbara may lead to new experimental methods for early detection and diagnosis -- and to possible treatments -- for pathological tissues that are precursors ...
Nanotechnology / Bio & Medicine
May 23, 2011 |
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How sensors can detect the crime-solving clues at our fingertips
A new approach to fingerprinting using sensor technology developed at the University of Sussex could soon be helping forensics teams date and identify prints left at a crime scene - by capturing their electrical ...
Technology / Computer Sciences
May 20, 2011 |
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Solar power goes viral: Modified virus improves solar-cell efficiency by one-third
(PhysOrg.com) -- Researchers at MIT have found a way to make significant improvements to the power-conversion efficiency of solar cells by enlisting the services of tiny viruses to perform detailed assembly ...
Nanotechnology / Nanomaterials
Apr 25, 2011 |
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On...off...on...off... The circuitry of insulin-releasing cells
A myriad of inputs can indicate a body's health bombard pancreatic beta cells continuously, and these cells must consider all signals and "decide" when and how much insulin to release to maintain balance in blood sugar, for ...
Dec 09, 2010 |
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Gravity up close: Looking for extra dimensions by measuring gravity at the microscopic level
Scientists know how gravity works at big distances -- the inter-planetary or inter-stellar range -- but does it work the same way at the inter-atomic range?
Oct 13, 2010 |
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