Optics of nanostructures science technology applications sergey v gaponenko
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Optics of Nanostructures: Science, Technology, Applications Sergey V. Gaponenko. Institute of Molecular and Atomic Physics National Academy of Sciencs of Belarus. Institute of Molecular and Atomic Physics. Established in 1992 (separated from th e Inst. Physics)

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Optics of Nanostructures: Science, Technology, Applications Sergey V. Gaponenko

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Optics of nanostructures science technology applications sergey v gaponenko

Optics of Nanostructures:Science, Technology, ApplicationsSergey V. Gaponenko

Institute of Molecular and Atomic PhysicsNational Academy of Sciencs of Belarus


Institute of molecular and atomic physics

Institute of Molecular and Atomic Physics

Established in 1992 (separated from the Inst. Physics)

Staff: 160 total (30 Dr. of Sci, 70 Ph.D)

Research topics:

  • Plasma physics and atomic spectroscopy

  • Molecular spectroscopy

  • Photobiophysics

  • Physics of nanostructures

    12 research laboratories

    Journal of Applied Spectroscopy publisher (since 1964)


Basic principles

Basic Principles

  • Photonic crystal ideology

  • Quantum size effects in semiconductor nanocrystals

  • Surface enhanced optical processes


Optics of nanostructures science technology applications sergey v gaponenko

Photonic crystals


Nanoporous alumina developed at bsuir

Nanoporous alumina developed at BSUIR


Optics of nanostructures science technology applications sergey v gaponenko

Anisotropic light scattering in nanoporous materialsLutich, Gaponenko, Gaponenko, Sokol, APL, 2003 in press


Quantum size effects in semiconductor nanocrystals

Quantum size effects in semiconductor nanocrystals


Optics of nanostructures science technology applications sergey v gaponenko

Light convertor for Si photodetectorsMain advantage versus organic luminophores:high photostability


Principal publications

Principal publications

A. Kapitonov, A. Stupak, E. Petrov, S. Gaponenko, A.Rogach, A. Eychmueller. Photoluminescence of CdTe nanocrystals in aqueous solution. J. Phys. Chem. 103, 10109 (1999).

M.Artemyev, A.Bibik, L.Gurinovich, S.Gaponenko, U.Woggon. Evolution from individual to collective electron states in a quantum dot ensemble. Phys. Rev. B 60,1504-1506 (1999)

M. Artemyev, L. Gurinovich, A. Stupak, S. Gaponenko. Luminescence of CdS Nanoparticles Doped with Mn.

Phys. stat. sol. (b) 224, 191 (2001)


Surface enhanced optical processes

Surface enhanced optical processes

Enhanced Raman scattering

Enhanced Photoluminescence


Malashkevich et al in press

Malashkevich et al, in press


High sensitive sers molecular analysys gaponenko gaiduk kulakovich et al j etp lett 2001 74 324

High-sensitive SERS molecular analysysGaponenko, Gaiduk, Kulakovich et al. JETP Lett. 2001,74,324.


Basic technologies

Basic Technologies

  • Electrochemical etching

  • Colloidal chemistry

  • Sol-gel processes

  • High-energy plasma flow processes


Nanoporous alumina bsuir

Nanoporous aluminaBSUIR


Optics of nanostructures science technology applications sergey v gaponenko

CdSe nanocrystalsСdTenanocrystals

Gaponenko et al. Gaponenko et al. J. Appl. Phys. 1995, JETP lett. 1998

In cooperation with Belarussian Sate University


Optics of nanostructures science technology applications sergey v gaponenko

Colloidal crystalsPetrov, Bogomolov, Kalosha, Gaponenko, PRL 1998cooperation with Russian Academy of Sciencesand Inst. Powder Metallurgy


Metal colloids

Metal colloids


High energy plasma flow processes

High-energy plasma flow processes

  • discharge duration— 100  150 sec;

  • peak current— 50  120 kA;

  • plasma velocity— (3  7)x106 cm/sec;

  • electron density— 1016 1018 cm-3;

  • plasma temperature— 2  4 eV


Regular surface structures formed on silicon wafer

Regular surface structures formed on silicon wafer


Tasks

Tasks

  • Novel luminophores and efficient light emitting devices

  • Spectral transformers for silicon solar cells and photodetectors

  • Ultrasensitive chemical analysis

  • Si surface processing


Optical data coding and security systems

Optical data coding and security systems


Spectral portraits of numbers

Spectral portraits of numbers


Current projects

Current projects

  • National program “Electronics”

  • National program “Nanotechnologies”

  • National program “Plasma dynamics”

  • National Basic Res. Fnd. Projects (5)

  • International INTAS projects (2 projects)

  • NATO for Peace project

  • Int. Sci. Techn. Center project

  • Volkswagen Shiftung project

  • Cooperaton agreement with Swiss Sherer Institute

  • European network of excellence “Nanophotonics”


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