Prajwal DJ

FIELD EMISSION SCANNING ELECTRON MICROSCOPE

1) ThermoFisher Scientific factory trained engineer on the Field Emission Scanning Electron Microscopes

2) Installed Single and Dual Beam Scanning Electron Microscopes across UAE, Qatar, and
Bahrain; ensured successful operation post-installation.
3) Conducted advanced application training on microscopes, focusing on utility and accessory
management.
4) Performed regular preventive maintenance, prepared detailed visit reports, and ensured
compliance with set schedules.
5) Expertly managed system maintenance, troubleshooting issues to maintain operational
conditions.
6) Set up analytical laboratories, overseeing site preparations, utility management, and
equipment validation.
7) Developed Standard Operating Procedures (SOPs), adhered to HSE practices, and managed
instrument databases efficiently.
8) Specialized in training on Electron Microscopy imaging across various vacuum modes.

9) Energy Dispersive Spectroscopy (EDS) systems.
Standardized procedures for specimen analysis, trained customers on TEM lamella
preparation, and aided in milling and imaging techniques.

Transmission Electron Microscope

1) Expertise in operating and maintaining TEM systems like Talos and Tecnai.

2) Proficiency in diagnostics and troubleshooting of mechanical and electronic components

3) Hands-on experience with spectrometers

4) Conduct routine and preventive maintenance on TEM systems to ensure operational efficiency.

5) Calibrate TEM systems for high-resolution imaging and spectroscopy applications.

6) Maintain detailed service reports and document recurring technical issues.

Scanning Electron Microscope
1) Aligning FESEM (Electron Column), Maintenance of Vacuum Pumps, Compressor
2) Pre and post application training for Customers in site as well as in Carl Zeiss Demo facility.
3) Sputtering (Using GOLD) for insulating Samples to reduce electron accumulation on the samples.
4) Experienced in imaging modes like Back Scattered, In lens detector, Secondary Electron Imaging.
5) Experienced in STEM (Scanning Transmission Electron Microscope) analysis
6) Experienced in analyzing failure analysis of samples from manufacturing industries, QA & QC of samples from Plastics, Textile industry, Pharmaceutical and Cosmetic industry etc,.
7) Cathodoluminescence Mapping and Spectra for the positing of Peaks using Software Digital micrograph from GATAN.
8) Elemental analysis and Mapping of the samples from Team Software (EDAX Company) with Apollo detector.
9) Assisting Service Engineer during Installation of FEG Source, Ion Source, EDAX detector replacement, Cathodoluminescence installation.
10) Preparing Quotations, Generating Invoices and Maintaining all records related to usage of FESEM and consumables.
11) Co-originating with the customers with various Industries for getting done with their most challenging samples and generating new leads for Carl Zeiss India FESEM services

Sterio and Optical Microscopes

1) Performed detailed inspections of [e.g., circuit boards, materials, or biological slides] using stereo and optical microscopes.

2) Capture high-resolution images for documentation and reporting purposes.

3) Conduct routine maintenance, including lens cleaning and calibration, ensuring instruments are in optimal condition.

4) Identify defects, inconsistencies, or anomalies in samples, adhering to strict quality standards.

5) Collaborate with engineers and scientists to provide precise data for research and development projects.

Dual Beam Field Emission Scanning Electron Microscope
1) Aligning Dual Beam FESEM (Electron and Ion Column),Omni probe and Maintenance of Vacuum Pumps,Compressor and Chillers used in Cathodoluminescence
2) Preparing Samples for TEM with the help of Focused Ion Beam (Using Gallium Ion source), Platinum Deposition on region of interest, etching both sides of area.
3) Inserting Omni probe and removing Lamella, weld it on TEM grid with the help of platinum,Final thinning lamella for achieving HRTEM resolution.
4) Replacing Omni probe tips if they are not good for further operation.
5) Sputtering (Using GOLD) for insulating Samples to reduce electron accumulation on the samples.
6) Experienced in imaging modes like Back Scattered, In lens detector, Secondary Electron Imaging.
7) Experienced in STEM (Scanning Transmission Electron Microscope) analysis.
8) Cathodoluminescence Mapping and Spectra for the positing of Peaks using Software Digital micrograph from GATAN
9) Elemental analysis and Mapping of the samples from Team Software (EDAX Company) with Apollo detector.
10) Result oriented sample imaging, making report and assisting PhD students and Companies in interpreting the data.
11) Assisting Service Engineer during Installation of FEG Source,
12) Ion Source, EDAX detector replacement,Cathodoluminescence installation and while replacing FIB electronic Boards.

13) Preparing Spares and Consumables lists for the complete system operation and assisting PhD students by performing SEM analysis and interpreting the data.

XPS (X-ray Photo Electron Spectroscopy) or ESCA

1) Operation and maintenance of X-ray Photoelectron spectroscopy.

2) Loading Samples to load lock chamber, transfer it to preparation chamber, sputter the sample (for depth profiling) and transfer the sample to Analysis chamber.
3) X-ray source is used with two types of anodes (Mg and Al k-Alpha).
4) Collecting the spectra's and helped PhD students in fitting peaks.
5) Assisting Service Engineer for Baking of Instrument.

6) Co-Ordination with the Professors and PhD students for analyzing and interpretation of data.

LSM 880 Airy Scan Confocal Microscope
1) Operation of Laser Scanning Microscope LSM of 880 series which has an attachment of Airy
Scan mode for achieving High resolution imaging.
2) Done different kind of Biological Samples (3D, Super resolution) from JNCASR and company samples (Zumutor biologics and Pandorum Technologies)
3) Assigning the time slots for all the departments, keep track and prepare report of slots usage, maintaining all records related to Accounts and Purchase
4) Co-ordination with PhD students, Professors and Company.