A new method to make single photon

Scientists have successfully created single photon by shining laser on a quantum dot inside an optical cavity.


Light is a rich beginning of data. It can shift in color, force, polarization and short or long flashes. Light, as a rule, comprises of immense amount of particles—photons. Be that as it may, on the off chance that you utilize single photons, you access a concealed level of data.


Quantum phenomena will happen, for example, turn and trap, making it conceivable to impart in consummate mystery, or to tackle confused numerical issues with quantum computers. Be that as it may, delivering singular photons isn’t insignificant. Researchers are searching for approaches to do that as effectively as could be allowed. The quantum optics assemble at Leiden University has now tentatively exhibited another strategy.
Scientists have successfully created single photon by shining laser on a quantum dot inside an optical cavity. The cavity catches the laser light, which keeps on bobbing around until the point when it hits the quantum dot. Inside the quantum dot, an electron gets energized, after which it falls back to its unique vitality level, radiating a single photon. Mission completed. This result is published in the Physical Review Letters.


Be that as it may, making such a genuine “single photon turnstile”, where the basic wonder is called “photon blockade”, is hard on the grounds that any leftover laser light will ruin the single photons.
Leiden analysts have now given test proof to an alternate method to create single photons. Co-authors Vincenzo Savona and Hugo Flayac from EPFL Lausanne concocted the hypothesis for this. In this technique—called capricious photon barricade—the quantum spot inside the pit is energized by light of a specific polarization.
“Quantum interference then provides a beam of individual photons. ‘Our method works through a fundamentally different physical mechanism. That makes this an interesting discovery.” said Lead author Henk Snijders.

Subscribe Newsletter

Name

Health,34,Nature,6,Science,73,Space,57,Technology,93,
ltr
item
Scien-Tech News: A new method to make single photon
A new method to make single photon
Scientists have successfully created single photon by shining laser on a quantum dot inside an optical cavity.
https://1.bp.blogspot.com/-xV538qd4Rik/W1XcfMbk9TI/AAAAAAAAALU/9LuRs4WSR1M8ZsUMskjEOPbBZmO_cPCxACLcBGAs/s400/single-photons-696x252.jpg
https://1.bp.blogspot.com/-xV538qd4Rik/W1XcfMbk9TI/AAAAAAAAALU/9LuRs4WSR1M8ZsUMskjEOPbBZmO_cPCxACLcBGAs/s72-c/single-photons-696x252.jpg
Scien-Tech News
https://www.scien-technews.com/2018/07/a-new-method-to-make-single-photon.html
https://www.scien-technews.com/
https://www.scien-technews.com/
https://www.scien-technews.com/2018/07/a-new-method-to-make-single-photon.html
true
8514685892313606732
UTF-8
Loaded All Posts Not found any posts VIEW ALL Readmore Reply Cancel reply Delete By Home PAGES POSTS View All RECOMMENDED FOR YOU LABEL ARCHIVE SEARCH ALL POSTS Not found any post match with your request Back Home Sunday Monday Tuesday Wednesday Thursday Friday Saturday Sun Mon Tue Wed Thu Fri Sat January February March April May June July August September October November December Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec just now 1 minute ago $$1$$ minutes ago 1 hour ago $$1$$ hours ago Yesterday $$1$$ days ago $$1$$ weeks ago more than 5 weeks ago Followers Follow THIS PREMIUM CONTENT IS LOCKED STEP 1: Share. STEP 2: Click the link you shared to unlock Copy All Code Select All Code All codes were copied to your clipboard Can not copy the codes / texts, please press [CTRL]+[C] (or CMD+C with Mac) to copy