laser

New laser technology can make objects invisible

A completely opaque material is irradiated from above with a specific wave pattern - with the effect that light waves from the left can pass through the material without any obstruction.

Sep 14, 2017, 14:05 PM IST

World's sharpest laser developed

Theoretically, laser light has only one colour, frequency or wavelength. In reality, however, there is always a certain linewidth.

Jul 02, 2017, 18:41 PM IST

Indian researchers develop novel technique to burst blood clots using laser

They claim that it can be combined with low concentrations of traditional drugs to reduce life-threatening complications and effectively treat cardiovascular diseases and blood clot-related disorders.

Oct 08, 2016, 16:58 PM IST
New laser created from jellyfish proteins

New laser created from jellyfish proteins

The researchers filled optical microcavities with this protein before subjecting them to “optical pumping,” where nanosecond flashes of light are used to bring the system up to the required energy to create laser light.  

Aug 22, 2016, 08:27 AM IST

Scientists control heart cells with laser

"Right now, this result may be very useful for clinical studies of the mechanisms of the heart and in the future, we could potentially stop attacks of arrhythmia in patients at the touch of a button," said study co-author Konstantin Agladze from the Moscow Institute of Physics and Technology.
 

Apr 15, 2016, 19:34 PM IST

Novel laser method to create new-age smartphones

The team adapted the DLW method to synthesise and pattern hybrid nanocatalysts or fuel sources, into complex geometric shapes.

Mar 22, 2016, 15:30 PM IST
US researchers find new way to make nanowire laser

US researchers find new way to make nanowire laser

The project was led by Peidong Yang, a chemist at the US Department of Energy's Lawrence Berkeley National Laboratory and University of California, Berkeley, according to Xinhua.

Feb 15, 2016, 10:35 AM IST

Man arrested for repeatedly pointing laser at news helicopter

Authorities arrested Stiven Lopez-Bender on Thursday, a day after a criminal complaint was filed accusing him of aiming a laser pointer at an aircraft.

Jan 08, 2016, 18:42 PM IST
Scientists refrigerate water with laser for the first time

Scientists refrigerate water with laser for the first time

The discovery could help industrial users "point cool" tiny areas with a focused point of light.

Nov 17, 2015, 15:05 PM IST

Laser can hack driverless cars

A laser pointer kit that costs less than 40 pounds can be used to hack self-driving cars and render them immobile, a security researcher has claimed.

Sep 08, 2015, 17:07 PM IST
Fix your fuzz with DIY kits, wax or laser

Fix your fuzz with DIY kits, wax or laser

 In the desire to flaunt polished bodies, clean and smooth arms and legs, well-heeled Indian men and women are thronging salons and beauty clinics to shear off ungainly fuzz with waxing, hair removal products and technology. There are also do-it-yourself kits to help wherever you go.

Aug 02, 2015, 15:45 PM IST

Scientists develop first liquid diagnostic laser tool

In an invention that can make the idea of "lab on a chip" for quick medical diagnostics possible, scientists have developed the first liquid nanoscale laser.

Apr 26, 2015, 13:52 PM IST

Epilepsy patients cured by advanced surgery using laser

Three patients, including a four-year-old, suffering from uncontrolled epilepsy successfully underwent an advanced minimally invasive technique using laser at the AIIMS, doctors said here on Tuesday.

Apr 14, 2015, 22:17 PM IST
Now, turn your brown eyes blue with new laser technique

Now, turn your brown eyes blue with new laser technique

The crazy-sounding idea of being able to turn your brown eyes blue is actually a reality, with a procedure developed over two decades that uses a laser now in human testing.

Mar 23, 2015, 13:34 PM IST

Second NY man charged with pointing laser at aircraft

A second New York man in a week was arrested and charged Monday with pointing a laser at aircraft near the city`s busy LaGuardia airport, prosecutors said.

Mar 17, 2015, 05:26 AM IST
Super Earths, planet formation 're-created' in lab using lasers

Super Earths, planet formation 're-created' in lab using lasers

Researchers have recently re-created the planet formations, conditions deep inside exotic super-Earths and giant planet cores in the lab with the help of lasers.

Jan 23, 2015, 15:07 PM IST
New laser a game changer for future technology

New laser a game changer for future technology

A new laser developed at Yale University can significantly improve the imaging quality of the next generation of high-tech microscopes, laser projectors and biomedical imaging.

Jan 20, 2015, 13:47 PM IST

New laser tech sniffs out toxic gases from afar

Scientists have developed a new way to sniff out tiny amounts of toxic gases - a whiff of nerve gas, for example, or a hint of a chemical spill - from up to one kilometre away.

Dec 04, 2014, 17:01 PM IST

India developing new laser devices to combat cancer: Scientist

India is making major strides in developing laser technology that will revolutionise treatment of cancer and open up new vistas in the field of communication technology, Dr B N Jagtap, Senior Scientist and Director of Chemistry group at Bhabha Atomic Research Centre, has said.

Nov 15, 2014, 16:39 PM IST
Lasers to measure wind speed and direction

Lasers to measure wind speed and direction

US scientists have placed lasers on a buoy to accurately measure the wind off the Atlantic and Pacific coasts.

Nov 08, 2014, 14:57 PM IST