B.E. (Biomedical Engineering) Biomedical Microsystems Abbreviated As BM Syllabus - Mumbai University 2026
This is the Fourth Year Biomedical Rev 2019 C Scheme syllabus under REV-2019 'C' Scheme, in force from the academic year 2022-23. The University has not yet published an NEP 2020 syllabus above Semester IV for this branch, and this is the scheme its examinations are set on.
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Syllabus for Biomedical Microsystems (Abbreviated as BM)
Module 1: Introduction to miniaturization:
- Difference between Microelectronics and MEMs, Block diagram of MEMS and BIOMEMS, examples. Introduction to generalised processes used.
- Clean room: definition, classification, air flow system
- Safety in handling hazardous materials in clean room
- Scaling Laws in Miniaturization
- Substrates and Wafers: CZ process and float zone process, Wafer types
- Materials: Properties and applications of single crystal silicon, SiO2, Si3N4, SiC, Polysilicon, Glass
- Wafer cleaning processes: RCA, Piranha
- Positive and negative photoresist, mask, material properties of PMMA, SU8
- Different projection systems,
- Surface characterization techniques: AFM, SEM, TEM, Ellipsometer, Profilometer
Module 2: MEMS Fabrication Processes
- Photolithography: Definition, steps, light sources (UV, DUV, EUV)
- PVD: definition, types: Evaporation (Thermal and E-beam) and Sputtering (DC and RF), advantages, disadvantages, Material properties of Al
- CVD: definition, reaction steps, types: APCVD, LPCVD, PECVD, and HWCVD, advantages, disadvantages
- Oxidation: Thermal
- Polymers coating techniques: spinning, spraying and electrodeposition
- Doping: definition, types: Ion implantation and Diffusion, advantages, disadvantages
- Etching: types: Dry etching (RIE, DRIE) and wet etching (isotropic and anisotropic), advantages, disadvantages, specific etchants
Module 3: Microfabrication Techniques
- Bulk micromachining: definition, advantages and disadvantages, Examples: pressure sensor, dissolved wafer process
- Surface micromachining: definition, advantages and disadvantages Examples: pressure sensor, cantilever
- Non polysilicon surface micromachining: SOI fabrication
- LIGA: definition, process steps, examples, advantages and disadvantages
- X-ray lithography: Synchrotron radiation, X-ray mask
- Molding techniques: Injection, compression, hot embossing
- Soft lithography: Definition, SAMs, Types: Micro Contact Printing, Material properties of PDMS, Gold, Conducting polymers
- Micro molding techniques: Replica molding, Microtransfer molding, Micromolding in capillaries and Solvent-assisted micromolding
Module 4: MICRO TOTAL ANALYSIS SYSTEMS (µTAS)
- Flow techniques in µ-fluidics: pressure driven force, electro-osmosis, electrophoresis
- Micropump, microvalves: types and fabrication
- Microchannels: Types and fabrication (SU8, glass, silicon)
- Separation techniques: capillary electropherosis, electrochromatography, isoelectric focusing
- Detection techniques: fluorescence, chemiluminiscence
Module 5: MICRO/ NANO BIOSENSORS AND DRUG DELIVERY DEVICES
- Biosensor: definition, block diagram
- Classification based on the basis of detection techniques: electric, magnetic, optical, thermal, mechanical, and chemical
- Basic steps involved in the development of biosensors: surface modification, immobilization, integration with transducer
- Design, fabrication of cantilever for antibody detection
- Hypodermic needles, transdermal patches: disadvantages
- Micro needles: solid, hollow, polymer, silicon (fabrication)
- Nano particles for drug delivery
Module 6: MICROSYSTEM PACKAGING
- Packaging materials
- Levels of packaging
- Comparison between IC and MEMS packaging
- Packaging technologies: Die preparation, surface bonding, wire bonding, sealing
- Pressure sensor packaging
Text Books
- 1 MEMS & MICROSYSTEMS Design and Manufacture, Tai-Ran Hsu, TATA McGraw Hill.
- 2 Fundamentals of Microfabrication, Marc Madou, CRC Press.
- 1 Fundamentals of BioMEMS and Medical Microdevices, Steven S. Saliterman, (SPIE Press Monograph Vol. PM153 by Wiley Interscience
- 2 Microsystem Technology”, W. Menz, J. Mohr, 0. Paul, WILEY-VCH, ISBN 3. 527-29634-4
- 3 Electro Mechanical System Design”, James J. Allen, Taylor & Francis Group, LLC, ISBN-0 8247 -5824-2, 2005
- 4 MICROSYSTEM DESIGN, Stephen D. Senturia, KLUWER ACADEMIC PUBLISHERS, eBook ISBN: 0-306-47601-0 Theory Examination:
Reproduced from the University of Mumbai syllabus for B.E. (Biomedical Engineering) under REV-2019 'C' Scheme, in force from the academic year 2022-23. Wording is as printed in that syllabus. Module numbering is as printed there too.
The complete syllabus
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