Lecture

Mod-25 Lec-25 Dielectrophoresis (contd.)

This module explores scaling dimensions and issues in microscale transport processes. Students will learn about:

  • Key scaling parameters affecting microscale performance
  • Challenges associated with scaling down processes
  • Strategies for overcoming scaling issues in design and application

Real-world examples will illustrate the challenges faced in microscale designs.


Course Lectures
  • Mod-01 Lec-01 Introduction
    Dr. Somnath Ganguly, Prof. S. Dasgupta

    This introductory module sets the foundation for understanding microscale transport processes. It covers the basic concepts and significance of these processes in various engineering applications. Emphasis is placed on defining key terms, the relevance of microscale phenomena in real-world applications, and the course outline.

  • Mod-02 Lec-02 Introduction (Contd.)
    Dr. Somnath Ganguly, Prof. S. Dasgupta

    This module continues the introduction to microscale transport processes, emphasizing the applications and importance of understanding these principles in various engineering fields. Students will discuss real-world case studies where microscale phenomena play a crucial role, enhancing their comprehension of the course material.

  • Mod-03 Lec-03 Lab on Chip
    Dr. Somnath Ganguly, Prof. S. Dasgupta

    This module introduces the concept of Lab on Chip (LoC) technology, which integrates multiple laboratory functions onto a single chip. Students will learn about the design and application of microfluidic devices in biological and chemical analyses. The course will cover topics such as:

    • Fundamentals of Lab on Chip technology
    • Applications in diagnostics and drug delivery
    • Microfluidic chip design and fabrication

    Overall, this module emphasizes the significance of LoC in advancing modern analytical techniques.

  • Mod-04 Lec-04 Lab on Chip (Contd.)
    Dr. Somnath Ganguly, Prof. S. Dasgupta

    This module continues the exploration of Lab on Chip technology, delving deeper into the specific microfluidic processes and components. Students will be introduced to methodologies for the integration of various functions into microfluidic systems, including:

    • Sample preparation techniques
    • Fluid manipulation methods
    • Detection and analysis systems

    Students will analyze case studies showcasing the application of microfluidics in healthcare and environmental monitoring.

  • Mod-05 Lec-05 Microscale manufacturing practices
    Dr. Somnath Ganguly, Prof. S. Dasgupta

    This module covers the practices involved in microscale manufacturing, focusing on the various techniques used to create microstructures and devices. Key topics include:

    • Overview of manufacturing techniques such as etching and deposition
    • Quality control in microscale manufacturing
    • Challenges faced during the manufacturing process

    Students will gain insights into how these manufacturing practices impact the performance of microscale devices.

  • Mod-06 Lec-06 Photolithography
    Dr. Somnath Ganguly, Prof. S. Dasgupta

    This module introduces photolithography, a critical technique used in the fabrication of microdevices. Photolithography involves patterning a substrate using light-sensitive materials. Students will learn about:

    • The photolithography process, including exposure, development, and etching
    • Applications of photolithography in various engineering fields
    • Recent advancements and innovations in photolithography techniques

    By the end of this module, students will understand the significance of photolithography in microscale device manufacturing.

  • Mod-07 Lec-07 Photolithography (contd.)
    Dr. Somnath Ganguly, Prof. S. Dasgupta

    This module continues the discussion on photolithography, focusing on advanced techniques and improvements in the process. Students will explore:

    • Recent trends in photolithography technology
    • Challenges faced in scaling down features
    • Innovative approaches to enhance resolution and precision

    The module aims to equip students with knowledge about cutting-edge advancements in photolithography.

  • Mod-08 Lec-08 Deposition
    Dr. Somnath Ganguly, Prof. S. Dasgupta

    This module addresses the deposition techniques used in the formation of thin films and structures in microscale devices. Key topics include:

    • Physical vapor deposition (PVD)
    • Chemical vapor deposition (CVD)
    • Applications and advantages of each technique

    Students will analyze the role of deposition in enhancing the functionality of microscale components.

  • Mod-09 Lec-09 Plastic microfluidic devices
    Dr. Somnath Ganguly, Prof. S. Dasgupta

    This module explores plastic microfluidic devices, emphasizing the benefits of using polymers in microfluidics. Students will learn about:

    • Materials used in plastic microfluidic devices
    • Fabrication methods for polymer-based devices
    • Applications in point-of-care diagnostics and lab-on-chip systems

    By the end of this module, students will appreciate the advantages of plastic microfluidics in various applications.

  • Mod-10 Lec-10 Mixing
    Dr. Somnath Ganguly, Prof. S. Dasgupta

    This module covers the principles of mixing in microfluidic systems, highlighting the importance of effective mixing for chemical reactions and biological assays. Topics include:

    • Different mixing techniques suitable for microscale applications
    • Factors affecting mixing efficiency
    • Case studies showcasing successful mixing strategies

    Students will engage in practical exercises to understand mixing dynamics in microfluidics.

  • Mod-11 Lec-11 Micro Heat Pipes
    Dr. Somnath Ganguly, Prof. S. Dasgupta

    This module continues the exploration of mixing in microfluidic systems, focusing on advanced mixing techniques such as chaotic advection and their applications. Key points include:

    • Mechanisms of chaotic mixing
    • Design considerations for micro-mixers
    • Applications in pharmaceuticals and biochemical reactions

    Students will also participate in hands-on activities to visualize chaotic mixing effects.

  • Mod-12 Lec-12 Mixing (contd.)
    Dr. Somnath Ganguly, Prof. S. Dasgupta

    This module further investigates mixing processes in microfluidics, emphasizing modeling approaches to predict mixing performance. Key topics include:

    • Computational fluid dynamics (CFD) techniques
    • Modeling mixing effectiveness
    • Analyzing real-world mixing scenarios through simulations

    Students will gain practical skills in using CFD tools to analyze mixing in microdevices.

  • Mod-13 Lec-13 Mixing (contd.)
    Dr. Somnath Ganguly, Prof. S. Dasgupta

    This module introduces micro heat pipes, essential components for thermal management in microscale applications. Students will explore:

    • Principles of heat transfer in micro heat pipes
    • Design considerations for effective thermal management
    • Applications in electronics cooling and thermal conduction

    By the end of this module, students will understand the critical role of micro heat pipes in maintaining optimal operating temperatures.

  • Mod-14 Lec-14 Micro Heat Pipes (contd.)
    Dr. Somnath Ganguly, Prof. S. Dasgupta

    This module continues the discussion on micro heat pipes, focusing on advanced designs and performance optimization techniques. Key topics include:

    • Impact of geometry on heat transfer efficiency
    • Innovative materials for enhanced performance
    • Case studies highlighting successful micro heat pipe implementations

    Students will learn how to optimize micro heat pipe designs for specific applications.

  • Mod-15 Lec-15 Mixing (contd.)
    Dr. Somnath Ganguly, Prof. S. Dasgupta

    This module further explores mixing processes in microfluidics, focusing on more complex mixing phenomena and their implications. Students will delve into:

    • Interactions of fluids with varying properties
    • Effects of flow regimes on mixing
    • Strategies to enhance mixing efficiency

    Practical examples will illustrate the complexities involved in achieving effective mixing at the microscale.

  • Mod-16 Lec-16 Dispersion
    Dr. Somnath Ganguly, Prof. S. Dasgupta

    This module covers dispersion in microfluidic systems, discussing the importance of particle dispersion in various applications. Key topics include:

    • Mechanisms of dispersion in microchannels
    • Factors influencing particle behavior
    • Applications in drug delivery and material synthesis

    Students will engage in case studies that highlight dispersion's role in enhancing process efficiency.

  • Mod-17 Lec-17 Dispersion (contd.)
    Dr. Somnath Ganguly, Prof. S. Dasgupta

    This module continues the exploration of dispersion in microfluidic systems, focusing on advanced modeling techniques to predict dispersion behavior. Topics include:

    • Computational modeling approaches
    • Analyzing dispersion dynamics
    • Applications of dispersion models in real-world scenarios

    Students will develop skills to create models that simulate dispersion phenomena in microfluidics.

  • Mod-18 Lec-18 Dispersion (contd.)
    Dr. Somnath Ganguly, Prof. S. Dasgupta

    This module further investigates dispersion, emphasizing the effects of flow characteristics on dispersion efficiency. Students will analyze:

    • Flow patterns in microchannels
    • Impact of channel design on dispersion
    • Strategies to optimize dispersion in microfluidic applications

    Case studies will illustrate effective dispersion strategies in various fields.

  • Mod-19 Lec-19 Electrowetting
    Dr. Somnath Ganguly, Prof. S. Dasgupta

    This module introduces electrowetting, a phenomenon that alters the wettability of surfaces using an electric field. Key topics covered include:

    • Principles of electrowetting and its applications
    • Electrowetting-on-dielectric (EWOD) technology
    • Use of electrowetting in droplet manipulation and microfluidics

    Students will learn how electrowetting can be utilized to achieve precise control in microfluidic systems.

  • Mod-20 Lec-20 Electro osmosis
    Dr. Somnath Ganguly, Prof. S. Dasgupta

    This module continues the discussion on electrowetting, focusing on the principles of electro-osmosis. Key topics include:

    • Mechanisms of electro-osmosis
    • Applications in fluid control and analysis
    • Design considerations for electro-osmotic devices

    Students will explore how electro-osmosis facilitates fluid movement and enhances performance in microfluidic applications.

  • Mod-21 Lec-21 Electrowetting (contd.)
    Dr. Somnath Ganguly, Prof. S. Dasgupta

    This module further investigates electrowetting, delving into applications and implications in microfluidic systems. Students will examine:

    • Case studies demonstrating electrowetting applications
    • Impact on droplet manipulation and mixing
    • Innovative designs utilizing electrowetting technology

    Students will gain insights into how electrowetting can enhance microfluidic functionalities.

  • Mod-22 Lec-22 Electro osmosis (contd.)
    Dr. Somnath Ganguly, Prof. S. Dasgupta

    This module covers dielectrophoresis, the movement of particles in a non-uniform electric field. Key topics include:

    • Principles of dielectrophoresis and particle manipulation
    • Applications in cell sorting and analysis
    • Device design considerations for dielectrophoretic systems

    Students will explore how dielectrophoresis can be applied to microfluidic technologies for effective particle control.

  • Mod-23 Lec-23 Dielectrophoresis
    Dr. Somnath Ganguly, Prof. S. Dasgupta

    This module continues the discussion on dielectrophoresis, emphasizing advanced applications and recent research developments. Key areas include:

    • Innovative applications in biomedical engineering
    • Recent technological advancements in dielectrophoretic devices
    • Challenges and future directions for dielectrophoresis research

    Students will gain insights into cutting-edge research efforts and applications in the field.

  • Mod-24 Lec-24 Dielectrophoresis (contd.)
    Dr. Somnath Ganguly, Prof. S. Dasgupta

    This module further investigates dielectrophoresis, focusing on the manipulation of complex particle systems and interactions. Key topics include:

    • Interactions of multiple particles in dielectrophoretic fields
    • Applications in sample preparation and analysis
    • Modeling approaches for complex systems

    Students will analyze how particle interactions can be leveraged for enhanced microfluidic applications.

  • Mod-25 Lec-25 Dielectrophoresis (contd.)
    Dr. Somnath Ganguly, Prof. S. Dasgupta

    This module explores scaling dimensions and issues in microscale transport processes. Students will learn about:

    • Key scaling parameters affecting microscale performance
    • Challenges associated with scaling down processes
    • Strategies for overcoming scaling issues in design and application

    Real-world examples will illustrate the challenges faced in microscale designs.

  • Mod-26 Lec-26 Scaling dimension and issues
    Dr. Somnath Ganguly, Prof. S. Dasgupta

    This module continues the discussion on scaling dimensions, focusing on slip flow phenomena in microscale applications. Key topics include:

    • Characteristics of slip flow and its implications
    • Methods for analyzing slip effects
    • Applications in microfluidic devices and thermal management

    Students will gain insights into the significance of slip flow in enhancing device performance.

  • Mod-27 Lec-27 Slip flow
    Dr. Somnath Ganguly, Prof. S. Dasgupta

    This module introduces microstructured reactors, emphasizing their design and application in chemical processes. Topics covered include:

    • Fundamental principles of microreactor operation
    • Advantages of microstructured reactors in enhancing reaction efficiency
    • Applications in catalysis and synthesis

    Students will explore how microreactors can revolutionize chemical engineering practices.

  • Mod-28 Lec-28 Microstructured reactor
    Dr. Somnath Ganguly, Prof. S. Dasgupta

    This module continues the exploration of microstructured reactors, focusing on advanced materials and innovative designs. Key points include:

    • Materials used in microreactor fabrication
    • Design strategies for optimizing microreactor performance
    • Case studies of successful microstructured reactor implementations

    Students will gain practical insights into designing and implementing effective microreactor systems.

  • Mod-29 Lec-29 Immiscible flow in microchannel
    Dr. Somnath Ganguly, Prof. S. Dasgupta

    This module covers immiscible flow in microchannels, discussing the challenges and techniques for managing two-phase flows. Key topics include:

    • Principles of immiscible flow and its implications
    • Techniques for controlling phase interactions
    • Applications in emulsification and mixing

    Students will learn how to effectively manipulate immiscible fluids in microfluidic systems.

  • Mod-30 Lec-30 Immiscible flow in microchannel (contd.)
    Dr. Somnath Ganguly, Prof. S. Dasgupta

    This module continues the exploration of immiscible flow in microchannels, focusing on complex flow patterns and their effects. Key topics include:

    • Analyzing flow patterns in two-phase systems
    • Implications for mixing and emulsification
    • Strategies to optimize flow behavior

    Students will engage in case studies to illustrate the challenges and solutions in managing immiscible flows.

  • Mod-31 Lec-31 Immiscible flow in microchannel (contd.)
    Dr. Somnath Ganguly, Prof. S. Dasgupta

    This module further investigates immiscible flow in microchannels, focusing on advanced applications and recent research findings. Key topics include:

    • Innovative techniques for managing immiscible flows
    • Applications in food processing and pharmaceuticals
    • Recent advancements in microfluidic device design

    Students will analyze how these advancements can enhance performance in various industries.

  • Mod-32 Lec-32 Scaling dimension and issues (contd.)
    Dr. Somnath Ganguly, Prof. S. Dasgupta

    This module explores the scaling dimensions and issues associated with immiscible flow in microfluidic systems. Topics include:

    • Scaling parameters affecting flow behavior
    • Challenges faced in real-world applications
    • Strategies for addressing scaling issues

    Students will learn how to navigate scaling challenges in their designs.

  • Mod-33 Lec-33 Immiscible flow in microchannel (contd.)
    Dr. Somnath Ganguly, Prof. S. Dasgupta

    This module continues the discussion on immiscible flow, focusing on additional complexities and challenges faced in microchannels. Key topics include:

    • Interactions between multiple immiscible phases
    • Modeling approaches for complex flow scenarios
    • Applications in advanced material synthesis and analysis

    Students will explore innovative solutions to manage these complexities effectively.

  • Mod-34 Lec-34 Plastic device making
    Dr. Somnath Ganguly, Prof. S. Dasgupta

    This module covers plastic device making, highlighting the advantages of using plastic materials in microscale applications. Key topics include:

    • Advantages of plastic over traditional materials
    • Fabrication techniques specific to plastic microdevices
    • Applications in various engineering fields

    Students will analyze case studies showcasing successful plastic device implementations.

  • Mod-35 Lec-35 Transport processes and their descriptions
    Dr. Somnath Ganguly, Prof. S. Dasgupta

    This module explores transport processes and their descriptions in microscale systems. Key topics include:

    • Fundamental transport equations in microscale
    • Definitions and implications of transport properties
    • Applications in microfluidics and beyond

    Students will learn to relate transport processes to real-world microscale applications.

  • Mod-36 Lec-36 Convective fluid dynamics in microchannels
    Dr. Somnath Ganguly, Prof. S. Dasgupta

    This module investigates convective fluid dynamics in microchannels, focusing on the unique challenges and characteristics of fluid flow at microscale. Key topics include:

    • Convective transport phenomena
    • Impacts of channel geometry on fluid flow
    • Advanced modeling techniques for fluid dynamics

    Students will analyze case studies to illustrate the complexities of convective dynamics in microfluidics.

  • Mod-37 Lec-37 Microfluidic networks
    Dr. Somnath Ganguly, Prof. S. Dasgupta

    This module covers microfluidic networks, emphasizing their design and application in various engineering fields. Key topics include:

    • Fundamental principles of microfluidic network design
    • Applications in diagnostics and chemical analysis
    • Challenges in scaling and integration

    Students will explore how microfluidic networks can enhance laboratory efficiency and accuracy.

  • Mod-38 Lec-38 Electrohydrodynamic atomization
    Dr. Somnath Ganguly, Prof. S. Dasgupta

    This module introduces electrohydrodynamic atomization, a technique for generating fine droplets using electric fields. Key topics include:

    • Principles of electrohydrodynamic atomization
    • Applications in pharmaceuticals and material sciences
    • Design considerations for effective droplet generation

    Students will learn how electrohydrodynamic atomization can enhance performance in various applications.

  • Mod-39 Lec-39 Electrohydrodynamic atomization (contd.)
    Dr. Somnath Ganguly, Prof. S. Dasgupta

    This module continues the exploration of electrohydrodynamic atomization, focusing on advanced techniques and recent research findings. Key topics include:

    • Innovations in droplet generation technology
    • Challenges faced in scaling up atomization processes
    • Applications in various industries, including healthcare and energy

    Students will analyze case studies and discuss future trends in electrohydrodynamic atomization.

  • Mod-40 Lec-40 Interfacial phenomena in thin liquid films
    Dr. Somnath Ganguly, Prof. S. Dasgupta

    This module covers interfacial phenomena in thin liquid films, emphasizing their importance in microscale applications. Key topics include:

    • Fundamental principles governing interfacial phenomena
    • Applications in coatings, emulsions, and microfluidics
    • Challenges in manipulating interfacial properties

    Students will explore how interfacial phenomena can impact device performance and functionality.