(Phys.org)—A new graphene-based transistor in which electrons travel both over a barrier and under it (by tunneling) has exhibited one of the highest performances of graphene-based transistors to date. The combination of ...
(PhysOrg.com) -- Scientists have made many discoveries about the origins of our 13 billion-year-old universe. But many scientific mysteries remain. What exactly happened during the Big Bang, when rapidly evolving physical ...
General Physics
Jan 5, 2010
8
0
If a delivery person leaves a package on your front step without pinging you, you likely won't know it's there. A hungry cell awaiting refuel is in a similar position. It has to be alerted to the presence of nutrients outside ...
Cell & Microbiology
Nov 6, 2023
0
155
A novel peptide developed at the Universities of Bayreuth and Bristol is eminently suited for the targeted transport of molecules—for example, of active substances and dyes—into the cells of mammals. The peptide ...
Biochemistry
Jul 14, 2022
0
465
Calcium levels regulate multiple processes in cells, ranging from metabolism to division. And these levels are regulated, in turn, by calcium transport into and out of mitochondria, the energy hub of the cell. The regulation ...
Evolution
Aug 12, 2020
0
245
Scientists from the Institute of Atmospheric Physics (IAP) of the Chinese Academy of Sciences have developed a new diagnostic framework to better understand and analyze the intricate isoneutral oceanic mesoscale eddy transport ...
Earth Sciences
Jul 24, 2023
0
17
Cities clamor for new development, with its promise of new housing or economic opportunities. Then comes the unwelcome side effect: congestion.
Environment
Nov 29, 2018
3
9
(PhysOrg.com) -- The ATHLETE rover, currently under development at NASA's Jet Propulsion Laboratory, Pasadena, Calif., is in the Arizona desert this month to participate in NASA's Research and Technology Studies, also known ...
Space Exploration
Sep 6, 2010
0
0
Many psychiatric conditions are caused by aberrant metabolism of the neurotransmitter serotonin. Researchers in the Department of Pharmacy at LMU have now developed a new screening method, which will facilitate the search ...
Biochemistry
Sep 30, 2011
0
0
