Gravitational echoes may be caused by the collision of two black holes, and may indicate that these objects have completely new physical properties. This conclusion was made by RUDN physicists after a series of mathematical ...
General Physics
Apr 15, 2019
0
452
A RUDN University physicist has developed a formula for evaluation of the effect of dark matter on the size of the shadow of a black hole. It turned out that the effect would be noticeable only if the concentration of this ...
General Physics
Sep 18, 2019
0
492
A chemist from RUDN was the first to use catalysts with ruthenium nanoparticles to obtain hydrogen under the influence of visible light and UV radiation. In the future, such catalysts may be used for large-scale production ...
Materials Science
Oct 17, 2018
0
58
A chemist from RUDN University has synthesized new types of optically active materials with the structure of the mineral perovskite. He proposed an environmentally friendly, fast, and easily reproducible mechanochemical method, ...
Nanomaterials
Dec 23, 2019
0
39
A RUDN University mathematician has for the first time proved the theorem of existence and uniqueness of solutions of the Zakharov-Kuznetsov equation in a strip. Such theorems are very rare for partial differential equations. ...
Mathematics
Sep 20, 2019
0
420
A mathematician from RUDN University has proposed a new scheme for numerically solving equations with fractional powers of elliptic operators. The new scheme works faster than the existing ones, because it takes into account ...
Mathematics
Oct 29, 2019
0
504
A soil scientist from RUDN University studied the decomposition of organic matter in rice paddies—the sources of CO2 and methane emissions. Both gases add to the greenhouse effect and affect climate warming in subtropical ...
Environment
Dec 24, 2020
1
177
RUDN University mathematicians proved a theorem that will facilitate the solution of problems in queueing theory—a branch of mathematics that describes query chains, for example, in the service sector. These results can ...
Mathematics
Oct 18, 2019
0
310
Invited professor of RUDN University Durvudkhan Suragan and a team of colleagues have obtained and established new types of functional inequalities. Hardy's inequalities are an important type of problem solving in mathematical ...
Mathematics
Dec 27, 2017
0
132
RUDN astrophysicists have proposed a new method for approximate calculation of the parameters of spherically symmetric black holes in the Einstein-Maxwell theory. By comparing the shadow radii of the black holes obtained ...
Astronomy
Jan 29, 2020
31
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