Euler-Euler derived the governing equations for two phases (momentum ... vertical diffusion coefficient of sediment concentration, and turbulence kinetic energy under equilibrium suspended-load ...

They used the following formula to calculate the turbulent shear stress as where l is the mixing length in different dimensions, and similar equations can also be written in the other two coordinates.

ASTANA — In 2025, the Eurasian Development Bank (EDB) plans to ramp up financing for key strategic projects in Kazakhstan, with a strong focus on energy, transport, and industry, said Nikolai Podguzov ...

bolstering Nigeria and West Africa’s energy supply chain. The joint venture will focus on providing high-quality, efficient maritime transport and explore creating a modern fleet of tankers ...

as well as for the energy and transport sectors. The bloc will monitor the country’s situation to guarantee that suspensions remain appropriate with Kaja Kallas, the EU's top diplomat ...

It is the first stage of an almost loss-free energy transfer within and between the molecules and makes the efficient onward transport of solar energy possible. Quantum mechanics is therefore ...

Radical changes to air travel are expected after a British passenger died of a heart attack when a Singapore Airlines flight from Heathrow to Singapore hit severe turbulence last month.