Laboratory of Crystallization from High-Temperature Solutions (LCHTS)

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RUS Rus

Laboratory of Crystallization from High-Temperature Solutions (LCHTS)

Head: Gennadii Anatol'evich Emelchenko

Tel.: 2-82-91, +7(496)522-46-93

E-mail: emelch@issp.ac.ru

Main Research Directions
Projects
Staff
Publications

Main Research Directions:

Phase equilibria in oxide systems and growth of single crystals
- High-T_c superconductors (single crystals, targets, powders, ceramics)
  - ReBa₂Cu₃O_7-x
  - La₂CuO₄(Sr)
  - Nd₂CuO₄(Ce)
  - Bi₂Sr₂CaCu₂O₈ (Bi-2212)
- Ferromagnetics (single crystals - UHF devices (filters, modulators etc.))
  - Y₃Fe₅O₁2 (Bi,Ga)
  - Bi_3-xCa_2xFe_5-xV_xO₁₂(In,Nb)
- Scintillators (single crystals)
  - ZnO
  - PbF₂ rhombic
  - PbWO₄
Synthetic opal films nanoclusters, metalattices, photonic crystals
- Thin films of the ordered SiO₂-microspheres
- 3D–nanolattice of metals and semiconductors
- A new family of optoelectronic devices (LED, lasers etc.)
Growth of silicon carbide single crystals
- SiC single crystals-semiconductor is "silicon" of 21 century
Production and cousolidation of nanomono-crystalline powders (the particle sizes of 20–250 nm)
- Cu, Ni, Ti, Ag, Fe (nanopowders)
- CuO, NiO, Al₂O₃, CeO₂ (metal nanocomposites with high yield stress (>1100 MPa), hardness (~50 HRc), toughness (~70 MPaxm1/2)
- YBa₂Cu₃O_7-x (metal nanocomposites with high yield stress (>1100 MPa), hardness (~50 HRc), toughness (~70 MPaxm1/2)
- NdBa₂Cu₃O_7-x (metal nanocomposites with high yield stress (>1100 MPa), hardness (~50 HRc), toughness (~70 MPaxm1/2)
New processes of growth from the melt of silicon and silicon-carbon composites and products of them
- Tubular resistive heaters for oxide ambient, supports, SiC friction pairs

Projects:

Network of Excellence PHOREMOST (FP6/2003/IST/2-511616)
Nanophotonics to Realize Molecular-Scale Technologies
RFBR No 07-02-00411
Materials with new functional properties: nanocrystals and nanocomposites based on the metal-dielectric and semiconductor-dielectric structures.
RFBR No 08-02-90103_Mol

Selective gas sensors based on one-dimensional, two-dimensional, and three-dimensional structures of zinc oxide
RFBR No 09-02-90475_UKR

New photonic crystals on the base of the "core-shell" type ordered heteroparticles ensembles .

Staff:

Scientists

Publications: