News tagged with ion beam

New beam source for Brookhaven accelerators

(PhysOrg.com) -- A new source of ions will soon be the starting point for the beams entering two major research facilities at the U.S. Department of Energy's (DOE) Brookhaven National Laboratory - the Relativistic ...

Oct 15, 2010
5 / 5 (5) 0 | with audio podcast

Tunable plastic thermometers

(PhysOrg.com) -- Researchers at the Universities of Queensland and New South Wales in Australia have discovered that the ability of a plastic to conduct electricity can be tuned by exposure to an ion beam. ...

Dec 15, 2010
5 / 5 (4) 1 | with audio podcast

The key to ion beams' polarisability

Polarisability determines the force with which an inhomogeneous external electric field acts on the ions of an ion beam. However, it can be quite tricky to obtain accurate values for this force. Now, two German theoretical ...

Jul 17, 2013
4.8 / 5 (4) 0 | with audio podcast

The promise of ion beam cancer therapy

For certain kinds of cancer, the most effective therapy does not use x-rays or gamma rays but beams of ions, the electrically charged cores of atoms, including hydrogen ions (protons) and heavier ions such ...

Oct 19, 2010
4.3 / 5 (4) 0

'Cell surgery' using nano-beams

Using a simple glass capillary, atomic physicists at RIKEN are developing an ultra-narrow ion beam that pinpoints a part of organelles in a living cell, enabling biologists to visualize how the damage affects ...

Apr 04, 2011
4 / 5 (4) 0

Using ion beams to detect art forgery

(PhysOrg.com) -- University of Notre Dame nuclear physicists Philippe Collon and Michael Wiescher are using accelerated ion beams to pinpoint the age and origin of material used in pottery, painting, metalwork ...

Jan 20, 2012
5 / 5 (3) 0

Global first as Witsies split pollen

Wits researchers have become the first to cut sections through pollen grains and make it possible to view a three dimensional image of the internal wall. This positions them to determine how the characteristics ...

Sep 06, 2013
5 / 5 (3) 1