News tagged with laser irradiation

When ions get closer: New physical attraction between ions in quantum plasmas

Nowadays, ever smaller and more powerful computer chips are in demand. German physicists have discovered a new physical attraction that accelerates this progress.

Physics / Plasma Physics

created Mar 26, 2012 | popularity 4.5 / 5 (4) | comments 0 | with audio podcast

Gold nanoparticles bring scientists closer to a treatment for cancer

Scientists at the University of Southampton have developed smart nanomaterials, which can disrupt the blood supply to cancerous tumours.

Nanotechnology / Bio & Medicine

created Jul 07, 2011 | popularity 5 / 5 (3) | comments 0

Laser beam makes cells 'breathe in' water and potentially anti-cancer drugs

Shining a laser light on cells and then clicking off the light makes the cells "breathe in" surrounding water, providing a potentially powerful delivery system for chemotherapy drugs, as well as a non-invasive way to target ...

Nanotechnology / Bio & Medicine

created Mar 16, 2011 | popularity 4.5 / 5 (2) | comments 0 | with audio podcast

New system developed to test and evaluate high-energy laser weapons

Technologies for using laser energy to destroy threats at a distance have been in development for many years. Today, these technologies -- known as directed energy weapons -- are maturing to the point of ...

Physics / General Physics

created Aug 17, 2010 | popularity 4.1 / 5 (22) | comments 10 | with audio podcast

Laser therapy can aggravate skin cancer

High irradiances of low-level laser therapy (LLLT) should not be used over melanomas. Researchers writing in the open access journal BMC Cancer studied the pain relieving, anti-inflammatory 'cold laser', finding that it cau ...

Medicine & Health / Cancer

created Nov 20, 2009 | popularity 2 / 5 (1) | comments 1

Powerful laser sheds light on fast ignition and high energy density physics

A new generation of high-energy (>kJ) petawatt (HEPW) lasers is being constructed worldwide to study high intensity laser matter interactions, including fast ignition. Fast ignition is a laser-based technique ...

Physics / General Physics

created Nov 02, 2009 | popularity 3.8 / 5 (5) | comments 0