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Lasing in DNA-CTMA doped with Rhodamine 610 in butanol.

T Bazaru Rujoiu1, A Petris, V I Vlad

  • 1National Institute for Laser, Plasma and Radiation Physics, Department of Lasers, 409 Atomistilor Str., R-077125 Bucharest - Magurele, Romania. adrian.petris@inflpr.ro.

Physical Chemistry Chemical Physics : PCCP
|April 29, 2015
PubMed
Summary
This summary is machine-generated.

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The DNA-CTMA complex enhances Rhodamine 610 dye

Area of Science:

  • Materials Science
  • Optics
  • Biophysics

Background:

  • Investigating light emission properties of complex materials.
  • Understanding dye-doped systems for optical applications.

Purpose of the Study:

  • To investigate the light emission properties of DNA-CTMA complex doped with Rhodamine 610.
  • To compare the lasing properties of the doped complex with Rhodamine 610 in butanol.
  • To evaluate the influence of the DNA-CTMA complex on Rhodamine 610 lasing efficiency and coherence.

Main Methods:

  • Fabrication of DNA-CTMA complex doped with Rhodamine 610 in butanol.
  • Excitation of light emission using nanosecond pulses from a frequency-doubled Nd:YAG laser (532 nm).
  • Analysis of lasing effect, efficiency, slope efficiency, temporal coherence, and emission tunability.

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Main Results:

  • Demonstrated lasing effect in the DNA-CTMA complex doped with Rhodamine 610.
  • Observed increased lasing efficiency and slope efficiency compared to Rhodamine 610 alone.
  • Reported enhanced temporal coherence and tunable emission to shorter wavelengths.

Conclusions:

  • The DNA-CTMA complex favorably influences the lasing properties of Rhodamine 610.
  • The complex enhances lasing efficiency, slope efficiency, and temporal coherence.
  • This system offers potential for tunable laser applications.