2015年11月27日星期五

Raman Spectrometer


           Raman Spectra is given material molecular vibration and rotation information, different materials have different from other material characteristic spectrum - characteristic peak, which provides for the characterization and identification fingerprinting substance. Its application areas include chemical/biological research, environmental science, jewelry appraisal, textile industry, food safety testing, judicial authentication, pharmaceutical and medical diagnostics, geological exploration and detection of dangerous goods, etc.     

          Changchun New Industries (CNI), founded in 1996, is a leading manufacturer of solid-state and diode laser systems. CNI laser features with high performance, nice reliability, and specifically designed for OEM, scientific, industrial and instrumentation use. In addition, CNI lasers are ISO-9001, FDA, CE, RoHS and JQA certified. CNI laser has the leading superiority in the stability and  reliability, which can satisfy the cstomer’s demands of high efficiency and stability in different environments. CNI has provided lasers  to many customers at home and abroad as laser light source in the laser radar systems.

Raman Spectra of solutions

Raman spectra
Drug - MethamphetamineJewelry - Diamond
Food - Melamine
Medicine - AspirinExplosives - PETN explosives Chemicals - Ethanol
Features
   ■ CNI high reliability lasers
   ■ All the necessary accessories available
    Easy to install and maintain
    Customized solution upon request available
Laser Related
        Raman Applications requires high stability, narrow linewidth or single-frequency laser, wavelength: 266 nm355 nm
405 nm457 nm473 nm532 nm556 nm561 nm589 nm,  633 nm660 nm671 nm785 nm830 nm1064 nm,1319 nm, 1550 nmetc.
Accessories

Raman probes Laser Goggles
Research achievements of CNI laser for Raman from customers
  (1) Laserski inducirana fluorescencija porfirina u karijesnoj leziji
       (Acta stomatologica Croatica,Vol.44 No.2 Lipanj 2010) (CNI-473nm)

  (2) Tailoring Optical Properties of Silicon Nanowires by Au Nanostructure Decorations: Enhanced Raman Scattering and Photodetection
       (J. Phys. Chem. C, 2012,116 (7), pp 4416–4422) (CNI-532nm/785nm)

  (3) Heteroepitaxial Decoration of Ag Nanoparticles on Si Nanowires: A Case Study on Raman Scattering and Mapping
       (Nano Lett., 2010, 10 (10), pp 3940–3947) (CNI-532nm)

  (4) Near-field Raman imaging using optically trapped dielectric microsphere
     (Optics Express, Vol. 16, Issue 11, pp. 7976-7984 (2008)) (CNI-532nm/1064nm)

  (5) Up-conversion processes in NaLaF4:Er3+
       (Optical Materials, Volume 31, Issue 10,August 2009, Pages 1517–1524) (CNI-671nm)

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