News articles tagged with 'force'
Getting the point: Real-time monitoring of atomic-microscope probes adjusts for wear
— 1 Apr 2011 15:24 | TechnologyScientists at the National Institute of Standards and Technology (NIST) have developed a way to measure the wear and degradation of the microscopic probes used to study nanoscale structures…
SU physicists first to observe rare particles produced at the Large Hadron Collider at CERN
— 29 Mar 2011 16:40 | PhysicsShortly after experiments on the Large Hadron Collider (LHC) at the CERN laboratory near Geneva, Switzerland began yielding scientific data last fall, a group of scientists led by a…
Tying the knot with computer-generated holograms: Winding optical path moves matter
— 15 Mar 2011 21:08 | TechnologyIn the latest twist on optical knots, New York University (NYU) physicists have discovered a new method to create extended and knotted optical traps in three dimensions. This method,…
New laser technique opens doors for drug discovery
— 15 Mar 2011 20:02 | HealthA new laser technique has demonstrated that it can measure the interactions between proteins tangled in a cell's membrane and a variety of other biological molecules. These extremely…
When worms stick together and swim on thin water, what happens and why does it matter?
— 8 Feb 2011 18:39 | BiologyNematodes, microscopic worms, are making engineers look twice at their ability to exhibit the 'Cheerios effect' when they move in a collective motion…
Physicists take new look at the atom
— 26 Jan 2011 19:13 | PhysicsMeasuring the attractive forces between atoms and surfaces with unprecedented precision, University of Arizona physicists have produced data that could refine our understanding of the…
Stretching the truth: JILA biophysicists help unravel DNA stretching mystery
— 21 Jan 2011 20:11 | BiologyUsing a new experimental test structure, biophysicists at JILA have unravelled part of a 15-year mystery in the mechanics of DNA - just how the molecule manages to suddenly extend to…
Magnetically controlled pill could boost body's absorption of drugs
— 18 Jan 2011 16:35 | HealthDo you want that in a pill or a shot? A pill, thank you, but most patients never have that choice. The problem with administering many medications orally is that a pill often will not…
AFM positioning: Shining light on a needle in a haystack
— 11 Nov 2010 13:02 | TechnologyThe researchers characterise their new technique as a neat solution to the 'needle in a haystack' problem of nanoscale microscopy, but it's more like the difference between finding…
Modelling shows that factors beyond crowding affect how molecules interact within cells
— 13 Oct 2010 14:47 | BiologyUsing large-scale computer simulations, researchers at the Georgia Institute of Technology have identified the most important factors affecting how molecules move through the crowded…