The CLARA 2 is located in B88.

CLARA 2 is a high performance FEG-SEM system that features a high brightness Schottky emitter.

Features include:

• Giant chamber with 5-axis fully motorised stage
• High resolution performance 0.9 nm at 15keV and 1.4 nm at 1 keV
• Field of view: 7 mm at WD 10 mm and > 50 mm at max WD
• Probe current: up to 400 nA
• Chamber plasma cleaner

Imaging detectors include:

• SE detector (Everhart-Thornley)
• LE BSE (Motorized)
• In-column Energy-Filtered Multidetector (MD)
• In-column axial BSE/SE detector (Axial)

• EDS spectra, maps and line scan acquisition and analysis can be performed on an Oxford Instruments X-maxN 80 EDS system.

• A Kammrath & Weiss transfer module is available for transferring air sensitive samples between glove box and SEM.
• https://www.kammrath-weiss.com/en/transfer-modules/

• Coating options using our Quorum Technologies Q150T ES coater are Pt, Cr and C.

Booking

SEM time can be booked through the booking system .  Please note the system is read only, so please contact Dr Heather Greer (hfg24@cam.ac.uk) to arrange access and training.

Usage charge is £40/h for independent use, £55/h for assisted/training and £60/h for submitted usage. Bookings cancelled with less than 24h notice will be charged at 50% and less than 2h of notice will be charged the full rate.  

***Please make sure samples are dry before the SEM session***