Search results for Brownian motion

Cell & Microbiology Jul 2, 2014

Stressed yeast paint a picture of Dorian Gray

We all pass unwanted stuff on to our children—emotional baggage, peculiar habits, unfashionable furniture. Cells do the same thing when they divide; along with their newly replicated genomes and the vital cellular organelles, ...

General Physics May 27, 2014

New model uses the laws of molecular fluid dynamics to aid the analysis of financial markets

A new model to aid the analysis of financial markets uses the laws of molecular fluid dynamics to describe order-book transactions.

Condensed Matter May 13, 2014

Rounding up the BCATs on the Space Station

Although it may not be herding cats exactly, all the NASA-supported Binary Colloidal Alloy Tests (BCAT) studies have ended on the International Space Station, and the experimental samples are being rounded up and returned ...

Nanophysics May 4, 2014

New method for measuring temperature of nanoscale objects discovered

Temperature measurements in our daily life are typically performed by bringing a thermometer in contact with the object to be measured. However, measuring the temperature of nanoscale objects is a much more tricky task due ...

Nanophysics Apr 9, 2014

JILA's short, flexible, reusable AFM probe

(Phys.org) —JILA researchers have engineered a short, flexible, reusable probe for the atomic force microscope (AFM) that enables state-of-the-art precision and stability in picoscale force measurements. Shorter, softer and ...

Bio & Medicine Apr 3, 2014

Tiny biomolecular tweezers studying force effect of cells

A new type of biomolecular tweezers could help researchers study how mechanical forces affect the biochemical activity of cells and proteins. The devices—too small to see without a microscope—use opposing magnetic and electrophoretic ...

Nanomaterials Mar 28, 2014

Diamonds are an oil's best friend

(Phys.org) —A mixture of diamond nanoparticles and mineral oil easily outperforms other types of fluid created for heat-transfer applications, according to new research by Rice University.

Materials Science Mar 17, 2014

Scientists develop new technique for observing behavior of single molecules

(Phys.org) —Nearly every biological or chemical reaction that makes life possible involves single molecules interacting in the watery solution that sloshes in and around cells.

General Physics Mar 13, 2014

Exchange rate behaves like particles in a molecular fluid

The swings in market prices and exchange rates have the same foundations as molecule movements in physics. This has been demonstrated by a team of scientists from Switzerland and Japan.

Bio & Medicine Mar 10, 2014

Biomolecular tweezers facilitate study of mechanical force effects on cells and proteins

A new type of biomolecular tweezers could help researchers study how mechanical forces affect the biochemical activity of cells and proteins. The devices – too small to see without a microscope – use opposing magnetic and ...

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