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318 (0,076s) •

Project

Selected problems of cryogenic fluid dynamics (GA202/08/0276)

Experimental investigation of selected laminar and turbulent flows of cryogenic helium gas, normal liquid He I and superfluid  He II over a wide range of temperature and pressure providing an unprecedented range of flow properties o...

BK - Mechanika tekutin

  • 2008 - 2012
    • •
  • 4 843 tis. Kč
    • •
  • 4 843 tis. Kč
    • •
  • GA ČR
Project

Non-Oberbeck-Boussinesq effects in turbulent convection in cryogenic helium at high Rayleigh numbers (GC21-06012J)

Experiments on turbulent Rayleigh-Bénard convection (RBC) in cryogenic helium gas reach the highest possible Rayleigh numbers generating vigorous turbulence and can thus provide insights into the turbulent transpor...

Fluids and plasma physics (including surface physics)

  • 2021 - 2023
    • •
  • 7 125 tis. Kč
    • •
  • 6 141 tis. Kč
    • •
  • GA ČR
Project

Cryogenic helium classical and quantum turbulence (GA202/05/0218)

for investigation of classical and quantum turbulence, based on complementary cryogenic classical and quantum flows: (i) the thermally driven turbulent flows - classical high Rayleigh numbercryogenic turbulent the...

BK - Mechanika tekutin

  • 2005 - 2007
    • •
  • 2 494 tis. Kč
    • •
  • 2 494 tis. Kč
    • •
  • GA ČR
Project

Interplay of convective heat transfer and turbulent flows with rotation in classical and quantum phases of cryogenic helium (GA20-00918S)

Experimental studies of of complementary classical and quantum convective heat flows and turbulence are proposed with the emphasis of their interplay with rotation experimental investigation of highly turbulent Rayleigh-Benard conve...

Fluids and plasma physics (including surface physics)

  • 2020 - 2022
    • •
  • 12 034 tis. Kč
    • •
  • 11 086 tis. Kč
    • •
  • GA ČR
Project

Cryogenic helium as a working fluid to study classical and quantum turbulence (GA14-02005S)

Cryogenic 4He offers three working fluids with unique, well-known and in situ tuneable properties for experimental studies of classical and quantum flows under number turbulent convection in the cold helium gas in the vicinity of it...

BK - Mechanika tekutin

  • 2014 - 2016
    • •
  • 7 339 tis. Kč
    • •
  • 7 339 tis. Kč
    • •
  • GA ČR
Project

How is flying possible in a superfluid? Probing lift generation in liquid helium-4 to identify its Newtonian features (LL2326)

Superfluid helium-4 is a unique cryogenic liquid and its similarities with classical Newtonian fluids have yet to be neatly identified. In view of addressing this open question, we will investigate in unprecedented detail a canonical problem...

Fluids and plasma physics (including surface physics)

  • 2023 - 2025
    • •
  • 11 304 tis. Kč
    • •
  • 10 872 tis. Kč
    • •
  • MŠMT
Project

Quantum turbulence boundaries (GA16-00580S)

Turbulence in quantum flows of superfluid helium-4 is an active research field on such cryogenic flows, a topic that has received little attention to date, by using the Prague more precisely the quantum turbulence boundarie...

BK - Mechanika tekutin

  • 2016 - 2018
    • •
  • 6 246 tis. Kč
    • •
  • 4 875 tis. Kč
    • •
  • GA ČR
Project

Dynamics of large vortices in quantum turbulence (GA19-00939S)

The investigation of turbulent flows of superfluid helium-4 is an active experimentally, by using the Prague cryogenic visualization apparatus, the first in Europe project will not only contribute to our understanding of quantum

Condensed matter physics (including formerly solid state physics, supercond.)

  • 2019 - 2021
    • •
  • 7 977 tis. Kč
    • •
  • 6 756 tis. Kč
    • •
  • GA ČR
Project

Elucidation of fundamental questions in turbulent convection (KJB200650902)

Turbulence is unsolved problem of classical physics. There are several laboratories in the world trying to elucidate the mechanism of turbulent convection. The focus is on determining the Nu(Ra) dependence and the transition to the ...

BK - Mechanika tekutin

  • 2009 - 2011
    • •
  • 1 069 tis. Kč
    • •
  • 1 069 tis. Kč
    • •
  • AV ČR
Project

Quantum-Classical Ultimate Turbulence Analogies in Heat Transfer (EF18_070/0009944)

The project synergicaly connects theoretical and experimental research into ultimate regimes of transport of heat by turbulent flows of classical and quantum fluids at cryogenic temperatures. The aims are (i) to formulate a unfied m...

Fluids and plasma physics (including surface physics)

  • 2018 - 2021
    • •
  • 4 084 tis. Kč
    • •
  • 4 084 tis. Kč
    • •
  • MŠMT
  • 1 - 10 out of 318