⚗️ Chapter 08 · Recent Developments · General Science
Nanotechnology & Material Science
Applications in medicine, electronics, energy; India’s nanotechnology initiatives. Complete UPSC & PSC notes.
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Sub-Topics
10
Practice MCQs
10
PYQs
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Moderate
📌 What You Will Learn in This Chapter
✅ Nanotechnology basics — nanometre scale
✅ Carbon nanotubes, graphene, fullerenes
✅ Nanomedicine — drug delivery, cancer treatment
✅ Nano in electronics — transistors, memory
✅ Nano in energy — solar cells, batteries
✅ India’s Nano Mission; ethical concerns
🎯 Exam Relevance — This chapter appears in:
UPSC Prelims (1–2 Qs/year)APPSC Group 1 & 2TGPSC Group 1 & 2SSC CGL / CHSLState PSC Exams
📚 Chapter Sub-Topics — Click to Read
Topic 01
Nanotechnology Basics
Nanometre scale (1-100 nm); unique properties at nano scale; top-down vs bottom-up approaches.
Topic 02
Carbon Nanomaterials
Carbon nanotubes (CNTs); graphene; fullerenes (Buckyballs); properties and applications.
Topic 03
Nanomedicine
Targeted drug delivery; nanoparticles for cancer treatment; nano-diagnostics; nano-vaccines.
Topic 04
Nano in Electronics & Materials
Nano transistors; quantum dots; nano memory; smart materials; shape memory alloys.
Topic 05
Nano in Energy & Environment
Nano solar cells; nano batteries; nano catalysts; water purification; nano-enabled fertilizers.
Topic 06
India’s Nano Mission & Revision
Nano Mission (2007); DST; key research centres; ethical concerns; complete revision.
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