On-demand, photonic entanglement synthesizer | Thamarasee Jeewandara

Various types of entanglement. (A) Types of entanglement that can be generated by our entanglement synthesizer. (B) Types of entanglement that are actually generated and verified in this experiment. ...

Methane in the atmosphere is surging, and that's got scientists worried | Julia Rosen

Photo of landfill burnoff flare. Credit: Eddie Hagler/Public Domain March 4, 2019 (Phys.org) -- Scientists love a good mystery. But it's more fun when the future of humanity isn't at stake. This enig ...

Chirality yields colossal photocurrent | Boston College

The Weyl semimetal Tantalum Arsenide has a colossal bulk photovoltaic effect - an intrinsic, or non-linear, generation of current from light more than ten times larger than ever previously achieved, ...

Nuclear Calendar -- October 4, 2018 | FCNL

Friends Committee on National Legislation October 4, 2018 Oct. 4 9:00-11:45 a.m., Senator Joni Ernst (IA); Dakota Wood, Heritage Foundation; Thomas Spoehr, Heritage Foundation, "Release of the 2019 I ...

Nuclear Calendar -- September 18,, 2018 | FCNL

Nuclear Calendar -- Friends Committee on National Legislation September 18, 2018 Sep. 18 10:00-11:30 a.m., Paul Heer, George Washington University; Tarun Chhabra, Brookings Institution, "Mr. X and th ...

Device harvests energy from low-frequency vibrations | Susan Trolier-McKinstry

A piezoelectric energy harvester in a novel wristwatch-like device. Credit: Penn State Aug. 31, 2018 (Phys.org) -- A wearable energy-harvesting device could generate energy from the swing of an arm w ...

Astronomers detect synchronous X-ray and radio mode switching of the pulsar PSR B0823+26 | Tomasz Nowakowski

GMRT observation at 325 MHz of PSR B0823+26 on 2017 April 20, showing as a typical example PSR B0823+26 in B mode during 2500 single-pulse sequences, or ∼ 22 minutes of the total duration of ∼ 7.5 ho ...

'Topological' graphene nanoribbons trap electrons for new quantum materials | Daniel Rizzo, Ting Cao and Gregory Veber

Scanning tunneling microscope image of a topological nanoribbon superlattice. Electrons are trapped at the interfaces between wide ribbon segments (which are topologically non-trivial) and narrow rib ...

Nuclear Calendar -- July 5, 2018 -- FCNL

Nuclear Calendar -- Friends Committee on National Legislation July 5, 2018 July 6 Submission deadline for the James Martin Center for Nonproliferation Studies Nonproliferation Review. July 9 11:00 a. ...

Nuclear Calendar -- June 17, 2018 -- FCNL

Nuclear Calendar -- Friends Committee on National Legislation June 18, 2018 June 6-18 Senate consideration of National Defense Authorization Act (vote on final passage expected June 18, 5:30 p.m). Ju ...

New form of matter may lie just beyond the periodic table | Lisa Zyga

The new theoretical results suggest that udQM may have a stable configuration in the “continent of stability,” indicating that searches should look in the region with large mass, A (>300) and suffici ...