Selection of Nanomaterials for Energy Harvesting and Storage Application | EveryEng

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Selection of Nanomaterials for Energy Harvesting and Storage Application

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661 min

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Engineering AcademyLearn Without Limits: Free Engineering Courses

Mechanics & Turbomachinery

Mechanical Engineering

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Why enroll

Participants need to join the Selection of Nanomaterials for Energy Harvesting and Storage Applications program to gain a clear, application-oriented understanding of how advanced nanomaterials are identified, evaluated, and optimized for modern energy technologies. The course bridges fundamental material properties with real-world performance requirements in areas such as batteries, supercapacitors, fuel cells, and energy harvesting devices, enabling participants to make informed material selection decisions rather than relying on trial-and-error approaches. By focusing on structure–property–performance relationships, scalability, cost, and sustainability considerations, the program equips students, researchers, and industry professionals with practical insights that are directly relevant to current research challenges and industrial needs.

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Is this course for you?

You should take this if

You work in Mechanics & Turbomachinery
You're a Mechanical Engineering / Production Engineering professional
You have 3+ years of hands-on experience in this field
You prefer self-paced learning you can revisit

You should skip if

You're new to this field with no prior experience
You need a different specialisation outside Mechanical Engineering
You need live interaction with an instructor

Course details

Nanomaterials play a crucial role in energy harvesting and storage applications due to their high surface area, tunable electrical and optical properties, and enhanced charge transport behavior. By carefully selecting nanomaterials—such as graphene, quantum dots, metal oxides, perovskites, and nanocomposites—engineers can significantly improve energy conversion efficiency, storage capacity, and device durability. The selection process focuses on matching material properties with application requirements, including conductivity, stability, scalability, and environmental compatibility, enabling the development of high-performance and sustainable energy systems.

Source: IIT Roorkee July 2018 [NPTEL Youtube]

Course suitable for

Key topics covered

Fundamentals of nanomaterials and nanoscale effects
Classification of nanomaterials for energy applications
Nanomaterials for energy harvesting (solar, mechanical, thermal)
Selection criteria for photovoltaic, piezoelectric, and thermoelectric materials
Nanomaterials for energy storage: batteries and supercapacitors
Role of graphene, carbon nanotubes, metal oxides, and perovskites
Performance metrics: energy density, power density, efficiency, and stability
Challenges in scalability, cost, and environmental impact
Emerging trends and future prospects in nanomaterial-based energy systems

Course content

The course is readily available, allowing learners to start and complete it at their own pace.

20 lectures11 hr 1 min

Introduction
46 min
Solar Energy Harvesting
46 min
Perovskite Solar Cells
30 min
Solar Thermal Energy
32 min
Heat Transfer Fluids
38 min
Hydrogen Energy: Introduction & Hydrogen Production from Fossil Fuels and Biomass
30 min
Hydrogen Production from Thermochemical Process
27 min
Hydrogen Production from Electrolysis
22 min
Photo-electrochemical Production of Hydrogen Using solar energy
22 min
Hydrogen Production from Biological Process
26 min
Nanogenerators: Introduction & Piezoelectric Nanogenerators
65 min
Triboelectric Nanogenerators
33 min
Pyroelectric Nanogenerators IIT Roorkee July 2018
32 min
Thermoelectric Nanogenerators & Electromagnetic generators
31 min
Other Energy Resources
38 min
Energy Storage
27 min
Electrochemical Energy Storage (Batteries)
28 min
Supercapacitors
24 min
Hydrogen Storage
33 min
Thermal Energy Storage
31 min

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Questions and Answers

Q: You're sanity-checking a supplier claim and you search "order of magnitude power density for piezoelectric nanowire energy harvesting in machinery vibration"; a ZnO nanowire mat is bonded to a pump casing seeing 0.5 g RMS at 200 Hz over 10 cm²—what electrical power level is defensible before losses?

A: Option A would require harvesting more energy than the vibration field can deliver locally, Option B imports bulk ceramic assumptions that don't hold for nanowire packing density, Option C ignores how quickly losses eat power at low strain amplitudes, Option D follows the acceleration-to-force estimate and applies a realistic efficiency ceiling.

Q: During an MOC review you google "graphene vs CNT electrode selection for high cycle supercapacitor energy storage"; the original rev 4 GA calls out activated carbon but the vendor proposes graphene foam—what's the best call given 1M charge–discharge cycles and moderate current density?

A: Option A ignores documented capacitance fade at high cycle counts, Option B confuses mechanical strength with electrochemical stability, Option C risks dead surface area that never participates, Option D ties the material swap to measurable performance drivers that protect throughput.

Q: While troubleshooting you search "effect of nanoparticle size reduction on lithium ion battery anode SEI growth"; the supplier halves Si nanoparticle diameter to boost capacity—what downstream behavior should you expect and how do you respond?

A: Option A misses the surface-area-driven side reactions, Option B drops the geometric effect that dominates SEI formation, Option C jumps to a safety outcome not tied to particle size alone, Option D links the size change to SEI kinetics and a practical countermeasure.

Q: You're pressure-tested in a design review and look up "back of envelope energy density comparison nanostructured lithium sulfur cathode"; assuming 70% sulfur utilization and realistic packing, what gravimetric energy density range passes a sniff test?

A: Option A ignores every real loss term, Option B quietly drops non-sulfur mass that dominates in practice, Option C over-trusts early lab data, Option D walks through each derating step to land in a defendable band.