Aim
Semiconductor: Nanostructures & Nanomaterials builds practical understanding of semiconductor physics at the nanoscale. Learn how nanomaterials change electronic/optical properties, how nanostructures are made, and how they are used in devices such as transistors, sensors, LEDs, photovoltaics, and memory.
Program Objectives
- Core Concepts: bands, carriers, doping, junctions (fundamentals).
- Nanoscale Effects: quantum confinement, surface effects, defects.
- Nanostructures: quantum dots, nanowires, 2D materials, thin films.
- Fabrication: top-down vs bottom-up, thin film growth concepts.
- Characterization: electrical, optical, and structural methods (overview).
- Devices: transistors, sensors, LEDs, solar cells, memory (workflow view).
- Reliability: defects, interfaces, scaling limits (intro).
- Capstone: design a nano-enabled device concept with material choices.
Program Structure
Module 1: Semiconductor Fundamentals
- Band structure, electrons/holes, Fermi level.
- Intrinsic vs extrinsic semiconductors; doping concept.
- Carrier transport basics: drift, diffusion.
- p-n junction basics and device relevance.
Module 2: Why Nanoscale Changes Everything
- Quantum confinement and size-dependent bandgap.
- Surface-to-volume ratio and interface effects.
- Defects and traps: how they impact performance.
- Mobility vs scattering: nanoscale trade-offs (intro).
Module 3: Semiconductor Nanostructures
- 0D: quantum dots (optical properties and applications).
- 1D: nanowires and nanotubes (transport concepts).
- 2D: graphene, MoS2 and other layered materials (overview).
- Thin films and heterostructures (intro).
Module 4: Semiconductor Nanomaterials (Types and Selection)
- Si, Ge, III-V (GaAs, InP) overview; wide bandgap materials (GaN, SiC) overview.
- Oxides and perovskites (overview).
- Conductive nanomaterials for contacts and interconnects (intro).
- Selection logic: bandgap, stability, processing, cost (conceptual).
Module 5: Fabrication and Synthesis (Workflow)
- Top-down: lithography concepts, etching, pattern transfer.
- Bottom-up: CVD, sol-gel, hydrothermal concepts (overview).
- Thin film deposition: sputtering, evaporation, ALD concepts.
- Cleanroom awareness and process flow basics (intro).
Module 6: Characterization Methods
- Structure: XRD and microscopy concepts (SEM/TEM overview).
- Surface and composition: XPS/EDS concepts.
- Optical: UV-Vis/PL basics for bandgap and defects.
- Electrical: I-V, C-V, mobility concepts and contact resistance.
Module 7: Nano-Enabled Semiconductor Devices
- Transistors: scaling and channel materials (overview).
- Sensors: gas/bio/strain sensors and signal mechanisms.
- Optoelectronics: LEDs and photodetectors with nanostructures.
- Energy devices: solar cells and photocatalysis link (overview).
Module 8: Reliability, Packaging, and Future Trends
- Interfaces and contacts: why they fail and how to improve (intro).
- Thermal management and degradation mechanisms (overview).
- Scalable manufacturing challenges for nanomaterials.
- Trends: 2D electronics, neuromorphic devices, flexible electronics (overview).
Final Project
- Choose one device: sensor, transistor concept, LED/photodetector, or solar cell concept.
- Deliverables: material selection + process flow (concept) + characterization plan + KPIs.
- Submit: short report + schematic + performance targets (conceptual).
Participant Eligibility
- Students/professionals in Physics, Materials Science, Chemistry, Electrical/Electronics Engineering
- Researchers working on nanomaterials, thin films, or devices
- Basic semiconductor fundamentals helpful
Program Outcomes
- Explain how nanoscale effects change semiconductor properties.
- Identify nanostructures and choose materials for device needs.
- Understand fabrication and characterization workflows.
- Create a nano-device concept with a clear materials and testing plan.
Program Deliverables
- e-LMS Access: lessons, diagrams, case studies.
- Toolkit: material selection worksheet, process-flow template, characterization checklist.
- Capstone Support: feedback on device concept.
- Assessment: certification after project submission.
- e-Certification and e-Marksheet: digital credentials on completion.
Future Career Prospects
- Semiconductor R&D Trainee
- Nanomaterials Research Assistant
- Device Characterization Associate (Entry-level)
- Process Development Associate (Entry-level)
Job Opportunities
- Semiconductor Companies: process, device, and characterization teams.
- Nanotech Startups: sensor and materials development roles.
- Research Labs/Universities: nanostructure synthesis and device prototyping.
- Electronics & Energy: optoelectronics and thin-film device groups.
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