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70 (0,061s) •

Project

Quantum fluctuations in nonlinear lattice electron-phonon models in one dimension (GA202/01/1450)

Analytical and numerical investigations of nonlinear lattice two-level electron -phonon systems (with Holstein, Peierls-Hubbard type of interaction) :a) Enhancement of quantum fluctuations of the electron-phonon density and of p...

BE - Teoretická fyzika

  • 2001 - 2003
    • •
  • 1 135 tis. Kč
    • •
  • 1 110 tis. Kč
    • •
  • GA ČR
Project

Physics of phononic interactions in solids for terahertz light generation (8J19FR006)

basic physical processes taking place in phononic THz generation in suitable materials we willapply both approaches (i) ab-initio modeling of vibron-phonon to emit THz coherent light by utilizing the vibron-phonon coupling...

Optics (including laser optics and quantum optics)

  • 2019 - 2020
    • •
  • 156 tis. Kč
    • •
  • 156 tis. Kč
    • •
  • MŠMT
Project

Phonon recycling in semiconductor quantum dots (GA23-05837S)

of phonon recycling in quantum dots. Phonon recycling is an effect of the re-absorption of already emitted phonons, which leads to the re-use of energy which would otherwise of the phonon recycling phenomenon, man...

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

  • 2023 - 2025
    • •
  • 5 665 tis. Kč
    • •
  • 5 665 tis. Kč
    • •
  • GA ČR
Project

Spin-phonon coupling in multiferroic manganites (GP14-14122P)

This project is focused on experimental studies of lattice dynamics in antiferromagnetic perovskite AMnO3 (A=Sr, Ca). Ab-initio calculations predicted huge spin-phonon and verify the predicted spin-phonon coupling, which should be r...

BM - Fyzika pevných látek a magnetismus

  • 2014 - 2016
    • •
  • 1 826 tis. Kč
    • •
  • 1 826 tis. Kč
    • •
  • GA ČR
Project

Terahertz spin excitations and ultrafast phonomagnetism (GA24-10791S)

the phonomagnetic theory stating that THz pumping of phonons in CeCl3 should induce giant magnetic fields of up to 100 Tesla and a record Zeeman splitting of phonons by up dichroism. In other carefully selected mixed orthoferrite c...

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

  • 2024 - 2026
    • •
  • 7 278 tis. Kč
    • •
  • 6 932 tis. Kč
    • •
  • GA ČR
Project

Single-phonon quantum acoustics (GA23-06308S)

high-fidelity single-phonon operations for diverse phononic platforms in world single-phonon operations will test these platforms at an advanced level, open......

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

  • 2023 - 2025
    • •
  • 8 484 tis. Kč
    • •
  • 8 289 tis. Kč
    • •
  • GA ČR
Project

Eletronic precesses in molecular materials (ME 270)

Exciton-phonon interactions in organic solids. Self-trapping processes. Infrared spectra of defect-free and polaron states of phthalocyanine molecules. Electroluminescence, photoluminescence and current-voltage characteristics of polysilylen...

BG - Jaderná, atomová a molekulová fyzika, urychlovače

  • 1998 - 2001
    • •
  • 2 133 tis. Kč
    • •
  • 1 150 tis. Kč
    • •
  • MŠMT
Project

Phonon and dielectric spectroscopy of multiferroics (GAP204/12/1163)

to recently published first principles calculations. Dielectric, phonon and magnetic the featuresof spin-phonon coupling should be revealed. Moreover, using THz spectroscopy we......

BM - Fyzika pevných látek a magnetismus

  • 2012 - 2014
    • •
  • 9 976 tis. Kč
    • •
  • 9 976 tis. Kč
    • •
  • GA ČR
Project

Dielectric and phonon spectroscopy of multiferroics (GA15-08389S)

and phonons will allow us to study the dynamic magnetoelectric coupling and the dynamics will be used for studying the spin-phonon and static magnetoel. couplings. We will study......

BM - Fyzika pevných látek a magnetismus

  • 2015 - 2017
    • •
  • 8 796 tis. Kč
    • •
  • 8 796 tis. Kč
    • •
  • GA ČR
Project

Excition- phonon interactions after photogeneration in polymers containing defect structures (IAC1050701)

BE - Teoretická fyzika

  • 1997 - 1997
    • •
  • 50 tis. Kč
    • •
  • 50 tis. Kč
    • •
  • AV ČR
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