Researchers from IIT Kharagpur have developed a ‘zero-threshold Raman laser’ that could revolutionise nanoscale laser technology with immense potential for quantum communications, the institute said ...

Researchers at IIT Kharagpur develop a pioneering zero-threshold Raman laser with transformative potential in nanoscale laser technology and quantum communications. The innovation leverages Raman ...

Scientists have demonstrated that negative refraction can be achieved using atomic arrays -- without the need for artificially manufactured metamaterials. Scientists have long sought to control light ...

In a paper published earlier this month in Physical Review Letters, a team of physicists led by Jonathan Richardson of the ...