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263 (0,116s) •

Project

Spectroscopic characterization of dielectric and semiconducting ceramics and composites (OC 525.20)

Study of infrared, submillimetre and microwave properties of high permittivity ceramics. These materials are perspective for microwave resonators and microelectronic capacitors for highly integrated components.......

BM - Fyzika pevných látek a magnetismus

  • 2000 - 2005
    • •
  • 25 283 tis. Kč
    • •
  • 1 905 tis. Kč
    • •
  • MŠMT
Project

Soft lattice dynamics in high-permittivity perovskite ceramics and thin films (GA202/01/0612)

Many perovskites exhibit very high dielectric permittivity which is of great practical interest in applications. Its origin consists in anomalous lattice dynamics, which has been little investigated. Recently it has been demonstrate...

BM - Fyzika pevných látek a magnetismus

  • 2001 - 2003
    • •
  • 16 010 tis. Kč
    • •
  • 2 985 tis. Kč
    • •
  • GA ČR
Project

Lattice dynamics and dielectric behaviour of high permittivity ferroelectric and relaxor-ferroelectric perovskites (IAA100100701)

-permittivity ferroelectric ceramics (PLZT, KxNa(1-x)Nb2O6 and SrxPb(1-x)TiO3 dielectric response. This allows investigation of low-frequency polar-phonon anomalies (soft modes) in combination with additional dielectric dis...

BM - Fyzika pevných látek a magnetismus

  • 2007 - 2009
    • •
  • 813 tis. Kč
    • •
  • 813 tis. Kč
    • •
  • AV ČR
Project

Dielectric response of nano-inhomogenous high-permittivity systems (GA202/04/0993)

This project is concerned with lattice dynamics and wide-band dielectric spectroscopy of high-permittivity materials based on ferroelectrics and related substances. The following classes of substances will be studied: pure and vario...

BM - Fyzika pevných látek a magnetismus

  • 2004 - 2006
    • •
  • 3 615 tis. Kč
    • •
  • 3 615 tis. Kč
    • •
  • GA ČR
Project

*Piezoelectric ceramics of new generation (FR-TI2/165)

*This project has several parts:1)Development of new piezoelectric ceramics based on PbZr1-xTixO3 and its putting in production. These ceramics will have specific parameters according to requirements of customers (e.g. high permittivity for ...

BM - Fyzika pevných látek a magnetismus

  • 2010 - 2013
    • •
  • 8 054 tis. Kč
    • •
  • 6 000 tis. Kč
    • •
  • MPO
Project

MiPEF – Microwave sensors for unraveling biomolecular effects of pulsed electric field (GA25-15700S)

modeling of dielectric permittivity and PEF effects on the analyzed protein systems...

Electrical and electronic engineering

  • 2025 - 2027
    • •
  • 9 295 tis. Kč
    • •
  • 8 960 tis. Kč
    • •
  • GA ČR
Project

Correlation between the dielectric properties of ferroelectric thin films and superlattices and their microstructure (GA202/07/0591)

Using various spectroscopic techniques (infrared spectroscopy, Raman scattering), the dielectric function of ferroelectric thin films will be determined in broad spectral. Finding the correlation between the dielectric properties of...

CF - Fyzikální chemie a teoretická chemie

  • 2007 - 2009
    • •
  • 3 761 tis. Kč
    • •
  • 3 761 tis. Kč
    • •
  • GA ČR
Project

Advanced preparation methods and experimental research of doped perovskite thin-film systems for high density energy storages (GAP108/12/1941)

We propose complex experimental investigation of basic phenomena of doped perovskite thin film systems with high dielectric permittivity, breakdown field and energy storage density as a function of deposition plasma parameters and p...

JA - Elektronika a optoelektronika, elektrotechnika

  • 2012 - 2014
    • •
  • 6 386 tis. Kč
    • •
  • 6 386 tis. Kč
    • •
  • GA ČR
Project

Nanoscopic ferroelectrics and their spectroscopic characterization 2 (OC09023)

1. Explanation of the microscopic reason of the reduced dielectric response in films and ceramics in comparison with single crystals of high permittivity materials. 2. Development and optimization of the preparation of ferroelectric...

BM - Fyzika pevných látek a magnetismus

  • 2009 - 2009
    • •
  • 250 tis. Kč
    • •
  • 250 tis. Kč
    • •
  • MŠMT
Project

Effect of conductivity on dielectric and magnetic properties of hybrid polymer composites (7AMB12SK113)

will be based on electric characterisation with dielectric spectroscopy being will be monitoring the impact of modification on dielectric properties of the system (itself......

JI - Kompositní materiály

  • 2012 - 2013
    • •
  • 88 tis. Kč
    • •
  • 88 tis. Kč
    • •
  • MŠMT
  • 1 - 10 out of 263