Instrument Responsible:
Lukin Evgeny
Russia, Moscow reg., Dubna, Joliot-Curie str., 6
Tel. +7 (49621) 6-20-47
e-mail: This email address is being protected from spambots. You need JavaScript enabled to view it.

 

 Group Staff

 

1 – moderator
2 – background chopper
3 – curved neutron guide
4 – straight neutron guide
5 – collimator
6 – detector system
7 – refrigerator
8 – experiment control system
9 – data transfer
10 – data acquisition system based on PC.

 

Main research fields.
1. Crystal structure of condensed matter under high pressure.
2. Magnetic structure of magnetic materials under high pressure.
3. Investigations of small-volume samples by neutron diffraction in a wide temperature range.

 

 Main parameters:

 

Flux at sample position
6× 106 n/cm2/c

Distance:

- moderator – sample

- sample – detector

 

30 m

0.35 m

Ranges:

- wavelengths

- scattering angles 

-  d-spacing

 

0.8-8 Å

36°-48° 82°-98° 

0.6-12 Å

Resolution (Δd/d, d = 2 Å) at 2Ɵ = 90°  0.011
Solid angle of detector system 0.75 sr
Sample volume 0.003-2 mm3

Pressure range:

- with sapphire anvils

- with diamond anvils

 

up to 10 GPa

up to 40 GPa

Temperature range  4-320K

 

Sample environment.
1. Cryostat based on closed-cycle helium refrigerator. Temperature range 4-300 K.
2. High-pressure cells based on technology of sapphire and diamond anvils. Pressure range up to 10 GPa & up to 40 GPa, respectively.