In non-Hermitian systems, operators are not equal to their Hermitian conjugates. As a result, the eigenvalues are complex, ...

In a paper published in National Science Review, a team of scientists present a new reconstruction design around the ...

A prefix operator is an operator that is applied to the variable, constant, function, or parenthetic expression that immediately follows it. The plus sign (+) and minus sign (-) can be used as prefix ...

Tillekeratne, K. 1974. Spatial numerical range of an operator. Mathematical Proceedings of the Cambridge Philosophical Society, Vol. 76, Issue. 3, p. 515. Giles, J. R ...

At the end, they have experimentally realized the above theoretical scheme by constructing the non-Hermitian quantum walk platform, and demonstrated the robustness of this chiral switch for ...

MOVING WALL The "moving wall" represents the time period between the last issue available in JSTOR and the most recently published issue of a journal. Moving walls are generally represented in years.

WASHINGTON, Oct. 1 (Reuters) - The U.S. National Transportation Safety Board has said more than 40 foreign operators of Boeing (BA.N), opens new tab 737 airplanes may be using planes with rudder ...

NEW YORK/WASHINGTON, Oct 3 (Reuters) - U.S. dock workers and port operators reached a tentative deal that will immediately end a crippling three-day strike that has shut down shipping on the U.S ...

The group that represents port terminal operators said the International Longshoremen’s Association was refusing to negotiate a new contract before a Monday deadline. By Peter Eavis Days ahead ...