Spectroscopy Facility

Raman Spectroscopy

Participants: F. Adamietz, S. Bonhommeau, J.L. Bruneel, N. Daugey, V. Rodriguez, D. Talaga

Technical Details

All the Raman spectrometers (except ROA) may be equipped with the following accessories:
- A nanometric XY piezoelectric stage
- 3 temperature controlled Linkam stages for sample analyses on microscopes (temperatures 100 - 2000 K)
- 2 cryostats for macro-Raman analyses (temperatures 100 - 400 K)
- A wide range of objectives: ultra long working distance, immersion, adapted to the near-IR to near UV spectral range


Raman Spectrometer “Labram IB” (Horiba Jobin-Yvon) : Routine spectrometer for standard analyses and XY Imaging
LabRam IB
Contact : JL Bruneel
Notch filter, gratings 300 - 1800 lines / mm
Backscattering geometry
Excitation wavelength: 532 nm
- Raman imaging by coupling the spectrometer to a confocal microscope (300 µm pinhole) and a XY motorized table (0.1 µm steps)

 

 

 


Raman Spectrometer “XploRA” (Horiba Jobin-Yvon) : Easy to use compact and mobile spectrometer for fast routine measurements
Xplora
Contact : JL Bruneel
Edge filter, gratings 600 - 2400 lines/mm
Backscattering geometry
Wavelengths: 532, 785 nm
- Raman imaging by coupling the spectrometer to a confocal microscope (adjustable pinhole) and a XYZ motorized table (0.1 µm steps)
- Spectral database for rapid Identification of unknown samples

 

 

 

 


Raman Spectrometer « Labram II » (Horiba Jobin-Yvon) : Spectrometer for polarization analyses and XYZ Imaging
LabRam II
Contact : JL Bruneel
Notch filter, gratings 600 - 1800 lines / mm
Backscattering geometry
Excitation wavelengths: 458, 488, 514, 633 nm
- Raman imaging by coupling the spectrometer to a confocal microscope (adjustable pinhole) and a XYZ motorized table (0.1 µm steps)
- Polarization analyses
- Spectral database for rapid Identification of unknown samples

 


Raman Spectrometer « HR800-UV » (Horiba Jobin-Yvon) High performance multi-purpose Raman spectrometer
HR800-UV
Contact : D Talaga
Notch filter, gratings 150 - 2400 lines / mm
Backscattering geometry
Excitation wavelengths: 325, 458, 488, 514, 633, 752, 1064 nm
- Raman imaging by coupling the spectrometer to a confocal microscope (adjustable pinhole) and a XYZ motorized table (0.1 µm steps)
- Duo-Scan system for photo-sensitive materials or for ultra-fast Raman mapping of small areas (30x30 µm2)
- Resonance Raman scattering or SERS experiments in the visible and at near UV excitation wavelengths
- Analyses of fluorescent samples using the near-IR excitation
- Polarization analyses

 

Raman Spectrometer « HR Evolution » (Horiba Jobin-Yvon) High performance multi-purpose Raman spectrometer
LabRam Evo
Contact : JL Bruneel
Notch filter, gratings 600 - 2400 lines / mm
Backscattering geometry
Excitation wavelengths: 355, 405, 532, 561, 633, 830 nm
- Raman imaging by coupling the spectrometer to a confocal microscope (adjustable pinhole) and a XYZ motorized table (0.1 µm steps)
- Resonance Raman scattering or SERS experiments in the visible and at near UV excitation wavelengths
- Analyses of fluorescent samples using the near-IR excitation
- Polarization analyses

 

Raman Spectrometer « HR800-INV » (Horiba Jobin-Yvon) for High Spatial Resolution Imaging (TERS), plasmons and Biological samples analyzes
TERS
Contact : D Talaga, S Bonhommeau
Notch filter, gratings 150 - 2400 lines / mm
Backscattering geometry
Excitation wavelengths: 458, 488, 514, 752 nm
- Raman imaging by coupling the spectrometer to an inverted confocal microscope (adjustable pinhole) and a XYZ motorized table (0.1 µm steps)
- High spatial resolution imaging by coupling AFM or NSOM microscopes to the Raman imaging system
- Coupled Raman and absorption (transmission or reflexion in the visible - near IR range) measurements
- Polarization analyses

 

 

 

 


Raman Spectrometer « XY » (Dilor) : High spectral resolution and low wavenumbers
Dilor XY
Contact : JL Bruneel
Triple monochromator dispersive system.
Excitation wavelengths: 458, 488 and 514 nm
Available configurations:
- Macroscopic setup with 90° or 180° scattering geometries with polarisation analysis.
- Raman imaging by coupling the spectrometer to a confocal microscope and a XY motorized table (0.1 µm steps)

 

 


Raman Spectrometer « ChiralRaman » (Biotools) : Raman Optical Activity (ROA)
ChiralRaman Biotools
Contact : N Daugey
Notch filter
Backscattering geometry
Excitation wavelength: 532 nm
Simultaneous collection of left and right circularly polarized Raman radiation

 

 

 

 

 


Hyper-Raman/hyper-Rayleigh and Raman Spectrometer based on a InduRam (Jobin Yvon) system for macroscopic samples
InduRam
Contact : F Adamietz, V Rodriguez
90° scattering geometry
Excitation wavelengths: pulsed fs 532 nm (Raman) and 1064 nm (hyper-Raman/hyper-Rayleigh)
Notch filter 532 nm (Raman), gratings 600 - 1800 lines / mm
Hyper-Rayleigh: measurement of 1st hyperpolarizabilities of molecules, aggregates in isotropic media (liquids, glasses)
  -Full polarization analyses (Polarization scan using the 1064nm excitation line)
  -Power scan analyses
Polarized Raman and Hyper-Raman spectra of isotropic media and crystals.

 

 

 

 

 


Spectral and high spatial resolution coupled Hyper-Raman/SHG and Raman microspectrometer based on a LabRam “HR800”  (Horiba Jobin-Yvon) system
Hyper-Raman microscopy
Contact : F Adamietz, M Dussauze , V Rodriguez
Notch filter, Gratings 600 - 1200 lines / mm
Backscattering geometry
Excitation wavelengths: pulsed fs 1064 nm (hyper-Raman/SHG) and cw 532 nm (Raman)
- Hyper-Raman/SHG and Raman imaging by coupling the spectrometer to a confocal microscope (adjustable pinhole) and a XYZ motorized table (0.1 µm steps)


Attached files :

SIV-platform-ENG

Tous droits reserves, Laboratoire ISM, Universite de Bordeaux.