Wazedur Rahman
Process Specialist (to, Nano- and Micro-fabrication) @National Research Council Canada / Conseil national de recherches Canada
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WORK HISTORY
Process Specialist (to, Nano- and Micro-fabrication) @National Research Council Canada / Conseil national de recherches Canada
Edmonton, AB, CA
Coplanar waveguide (CPW) and EUV coherent sources• Developing a coplanar waveguide (CPW) for quantum control current in GaAs wafer,(by Electron Beam Lithography and Mask-less lithography)• Developing MgO nanostructures for extreme ultraviolet (EUV) light focusing applications (by Electron Beam Lithography (EBL), RAITH)Developmental and Analytical Microscopy (DAM)• Responsible for the nanofabrication of atomic circuit, device integration of atomic quantum dots into passivated silicon; Define and optimizing device processes, design of experiments (DOE)(by EBL); Ion implantationDetection and Automation Team (DAT)• Responsible for the manufacturing of actuators and mirrors while leading the microfabrication of a Lorentz deformable mirror (MEMS); Define and optimizing device processes, design of experiments (DOE); working with Silicon-On-Insulator and Si wafer –lithography, etching, deposition etc.); Conduct drive analysis, physical and electrical device characterization.
EDUCATION
University of Alberta
Doctor of Philosophy (Ph.D.) in Electrical and Computer Engineering
Pondicherry University
M. Tech. in Green Energy Technology
International Islamic University Chittagong
B. Sc. In Electrical and Electronic Engineering
SKILLS
ABOUT WAZEDUR RAHMAN
9+ years of experience in developing processes on photo- or electron beam lithography (Semiconductor (GaAs and Si based wafer) fabrication, wafer processing), wet and dry etching processing, material deposition (including thin-film) etc. 9+ years of experience in prototyping, fabrication (Nano- and Micro-), characterization of nano-electronic devices (Graphene and/or CNTs-based electronic devices, Photovoltaic devices, TFTs, OLEDs, MEMS/NEMS, etc.) 6 years of experience in low-temperature experiments, ultra-high vacuum (UHV), and cryogenic systems (~8K) 6 years of teaching experience as Assistant Instructor Professor (CMOS devices), Lab Instructor (digital electronics) and Teaching Assistant at the University of Alberta, Canada 2 years of support engineer (automation and control) experience in Automation Engineers Ltd.(Honeywell) RESEARCH EXPERTISE- Lithography: Electron Beam Lithography (EBL): RAITH-150 (30 KV) and RAITH-Voyager (50 KV); Thermal Scanning Probe (TSP) lithography (~ 10 nm features); Photolithography (SUSS) and Mask-less lithography system (MLA-150) Etching: Reactive-ion etching (RIE), Deep RIE (DRIE), Inductively Coupled (ICP) RIE, KOH, Buffered oxide etch (BOE), HF, Metal (Wet/Dry) etching, Plasma etching etc. Deposition: Chemical vapor deposition (CVD), Low pressure CVD (LPCVD), E-beam Evaporation, Plasma-enhanced CVD, Physical vapor deposition (PVD), Glancing angle deposition (GLAD), Atomic layer deposition (ALD) etc. Others: Mask/Bond aligner, Spin coating, Rapid thermal annealing, Coat-Bake, Dicing saw, etc. Characterization: Magneto-transport measurement, Raman spectroscopy, FE-SEM, HiM, TEM, AFM, Impedance spectroscopy, Ultrafast spectroscopy, UV-vis spectroscopy, Photo-luminance (PL), XRD, STEM, 4-Point probe station, Optical microscopy, I-V characterization, etc. Software: JMP, MATLAB/ Simulink, Lab-VIEW, K-layout, Lithographic mask design, Lumerical FDTD (Finite difference time domain), Python, COMSOL, Or-CAD, Proteus 7.5, PSPICE, LT-Spice, PLC programming, AutoCAD, etc.
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