Equipment

Team - "Switchable Molecules and Materials"

Specific equipment available in the group

Microscope LEICA DMLM equipped with a camera. (Objectives: L100x/0.75 – L50x/0.50 – 5x/0.12 – 12x – 20x)

Liquid nitrogen susceptometer allowing the measure of the magnetic susceptibility between 77 K and 350 K, under a magnetic field between 0 to 20000 Oe.
Possibility to record magnetization measurements (-20000Oe to +20000Oe)

SQUID (Super Quantum Interference Device) Magnetometer MPMS5 enabling to work between 2K and 380K under magnetic field between -5T and +5T; measurement methods: AC/DC/Hysteresis Mode.

Coupled with a Krypton NdYAG LASER and a photodiode allowing the irradiation of the sample at : 337-356nm / 413nm / 476.2nm to 530.9nm (with prism) / 752.5 nm / 883nm.

Supercomputers of the M3PEC-Mesocentre, regional centre for intensive scientific computing. Present maximal speed : about 1,5 Tera FLOPS (FLOPS= floating point operations per second)

Fourier Transform PERKIN ELMER Paragon 1000 spectrometer.
Possibility to couple with a liquid nitrogen cryostat (150 to 290 K)

Nitrogen reflectivity measurements, allowing measuring the light intensity reflected by a sample between 100 K and 400 K. The light source is a halogen lamp 100 W (LOT ORIEL)

Helium reflectivity measurements, allowing measuring the light intensity reflected by a sample from 5K to 295 K. The light source is a halogen lamp 100 W (LOT ORIEL). This device is coupled to a compact visible spectrometer, allowing measurements between 400 and 800 nm

“Oven” reflectivity device, working between 290 and 600 K. The light source is a 50-500 W xenon lamp (LOT-ORIEL). This device is coupled to two spectrometers allowing absorption between 300 t0 1700 nm

Diffuse Dynamical Reflectivity (DDR) device coupled to a pulsed Laser. Reflectivity measurements between 77K and 350K. The light source is a 100 W halogen lamp (LOT-ORIEL).
This device is couples to :

      • A pulsed Laser MILTE II : Nd :YAG Laser (1064nm: 50mJ, 266nm: 2mJ, 532nm: 25mJ); pulse between 3 and 7 ns (1 to 15 Hz)
      • Monochromator LOT-ORIEL
      • Photomultiplicator HAMAMATSU (380nm – 890nm)

Crystal growing in “H” tubes, “U” tubes, straight tubes

Use of solution chemical techniques for elaboration of bistable molecular materials