News tagged with stiffness
Mechanical properties of stem cells can foretell what they will become
To become better healers, tissue engineering need a timely and reliable way to obtain enough raw materials: cells that either already are or can become the tissue they need to build. In a new study, Brown ...
May 21, 2012 |
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Rapunzel, Leonardo and the physics of the ponytail
(PhysOrg.com) -- New research provides the first mathematical understanding of the shape of a ponytail and could have implications for the textile industry, computer animation and personal care products.
Feb 13, 2012 |
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How hummingbirds produce fluttering sounds during courtship
Though famous for their mid-air hovering during hunting, tiny hummingbirds have another trait that is literally telltale: males of some hummingbird species generate loud sounds with their tail feathers while ...
Sep 08, 2011 |
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Citrate key in bone's nanostructure
Bone is one of nature's surprising "building materials." Pound-for-pound it's stronger than steel, tough yet resilient. Scientists at the U.S. Department of Energy's Ames Laboratory have identified the composition ...
Nanotechnology / Nanomaterials
Jun 08, 2011 |
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Researchers develop integrated nanomechanical sensor for atomic force microscopy
(PhysOrg.com) -- The atomic force microscope (AFM) is an important tool for nanoscale surface metrology. Typical AFMs map local tip-surface interactions by scanning a flexible cantilever probe over a surface. ...
Jun 02, 2011 |
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Making materials to order: Fine-tuning mechanical, electrical, thermal, other properties of composites
A team of researchers at MIT has found a way to make complex composite materials whose attributes can be fine-tuned to give various desirable combinations of properties such as stiffness, strength, resistance ...
May 26, 2011 |
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Researchers create self-strengthening nanocomposite
Researchers at Rice University have created a synthetic material that gets stronger from repeated stress much like the body strengthens bones and muscles after repeated workouts.
Nanotechnology / Nanomaterials
Mar 23, 2011 |
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Nanoscale whiskers from sea creatures could grow human muscle tissue
Nanoscale whiskers from sea creatures could grow human muscle tissue
Nanotechnology / Bio & Medicine
Mar 11, 2011 |
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Researchers recommend new EU standards for machine strength grading of timber
To ensure that wooden constructions are sufficiently stable, timber must first be graded according to its strength. Machines for this already exist, but they are rarely used in Europe as current EU standards stipulate expensive ...
Mar 11, 2011 |
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Researchers settle argument over mobility of flexible filaments (w/ Video)
(PhysOrg.com) -- Theo Odijk, you win. The professor of biotechnology at Delft University of Technology in the Netherlands has a new best friend in Rice University's Matteo Pasquali.
Nanotechnology / Nanomaterials
Jan 06, 2011 |
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Obese children have signs of heart disease typically seen in middle-aged adults
The blood vessels of obese children have stiffness normally seen in much older adults with cardiovascular disease, Dr. Kevin Harris today told the Canadian Cardiovascular Congress 2010, co-hosted by the Canadian Cardiovascular ...
Oct 25, 2010 |
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Vitamin D deficiency linked to arterial stiffness in black teens
Vitamin D deficiency is associated with arterial stiffness, a risk factor for heart disease and stroke, in black teens according to a new study accepted for publication in The Endocrine Society's JCEM. Black teens taking ...
Jul 29, 2010 |
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Scaffold gradients: Finding the right environment for developing cells
People often have strong opinions on the "right" firmness of mattresses for themselves, and, as it turns out, some cell types have similar preferences for their support structures. Now a research team from ...
May 27, 2010 |
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Heart drug effective for treating symptom of muscular dystrophy
A medication most often used to treat heart arrhythmias also reduces a central symptom of myotonic dystrophy, the most common type of muscular dystrophy in adults.
Medicine & Health / Medications
May 04, 2010 |
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Communication breakdown: What happens to nerve cells in Parkinson's disease
A new study from The Montreal Neurological Institute and Hospital - The Neuro - at McGill University is the first to discover a molecular link between Parkinson's disease and defects in the ability of nerve cells to communicate. ...
Medicine & Health / Neuroscience
Feb 10, 2010 |
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