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Type IIas Diacell® design

All type IIas anvils are Raman ultra-low fluorescence and ultra-low birefringence, (100)-oriented. Force-fitted into anvil rings for mechanical stability, ease of replacement and cryogenic use.
Design and dimensions optimised using FEA for most Diacell® DACs (μScopeDACs, LeverDACs, CryoDACs, OmniDACs, Braggs (Be seat), HeliosDAC).
 

Dimensions

Type IIas – Diacell® design – (100)-oriented
X
in mm
Approx
weight
Drawing Product
code
2.00 0.07 P01932
2.50 0.09 P01933
3.10 0.18 P01934

Note: our Diacell® design anvils are made from rough diamonds. They are polished according to the (100)-crystal orientation for the highest strength.

FT-IR Spectrum
 
Fluorescence

Culet size and modification

Choose culet size as a function of:

maximum pressure

culet size

< 5 GPa

> 1.00 mm

5 – 100 GPa

1.00 mm – 0.20 mm

> 100 GPa

<0.20 mm, bevels up to 0.30 mm at 8°

Note: Typical sample space is given by the gasket thickness (typically 0.10 mm or less) and the central hole diameter (typically 30-50% culet size)
 
 
Note: single and double bevels are recommended for very high pressure and electrical measurements.
Note: single bevels around the culet ease the cleaning of the culet and reduce the risk of damage during alignment.
Examples of typical requests for quote:

Diamond anvil, type IIas, Diacell design, 16-sided, 2.50 mm, culet of 0.10 mm, bevels up to 0.30 at 8°, (100)-oriented:

Article nr.: P01933
Quantity: 6 anvils.

Diamond anvil, type IIas, Diacell design, 16-sided, 3.10 mm, culet of 0.30 mm, (100)-oriented:

Article nr.: P01934
Quantity: 4 anvils.