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Field Emission Scanning Electron Microscope (FESEM)

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Requisition forms

Please download the requisition form, fill it in, sign it, and upload the filled copy with your booking. This requisition form is provided by the USIC office for this instrument.

Download requisition form PDF

Process: submit booking → in-charge approval → pay on the DU fee portal → upload Order ID + receipt → measurement confirmed. See the payment flowchart and user guidelines.

Booking details

Measurement type *

Charges applied

Per sample—

Quantity *

Total cost—

Rates as per the revised USIC user-charges document — external rates include 18% GST. Per-hour instruments: enter the number of hours; per-sample instruments: number of samples.

Upload filled requisition form (PDF) *

Upload the filled & signed copy of the downloaded requisition form. Only genuine PDF files up to 5 MB are accepted.

Payment is mandatory with every booking. Pay the fee at the DU fee portal — fee.du.ac.in → Fee Payment (Miscellaneous) — selecting “USIC Instrumentation Fee” under the Fee dropdown. Then enter the Order ID and upload the fee receipt below — bookings without payment details are not accepted.

Order ID *

Fee receipt (PDF) *

By submitting you accept the USIC user guidelines. Charges are payable in advance and non-refundable.

For any query related to the instrument
Contact: Mr. Robinsh (9012977701)

About this instrument

Model- Gemini SEM 500

FEATURES

Materials Science: Microstructure analysis, fracture analysis, and compositional

studies.

Nanotechnology: High-resolution imaging of nanostructures and thin films.
Life Sciences: Imaging of biological specimens.
Industry: Battery and device characterization.
Energy-Dispersive X-ray Spectroscopy (EDS)

Octane Elect Super: 70 mm² active area, Silicon Nitride (Si₃N₄) Window: Offers

superior transmission compared to polymer windows, enhancing sensitivity to light

elements like carbon, nitrogen, and oxygen.

SPECIFICATION

Scale: 20 nm to 100 um
Accelerating Voltage Range: 0.02 to 30 kV
Magnification Range: 50× to 2,000,000×
Probe Current: 3 pA to 20 nuA (up to 100 nA optional)
Working Distance: 0.1 mm to 50 m

Detector- In-lens detector and backscattered detector and EDS detector

SAMPLE – Powder and thin films