Spintronics

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Spintronics

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Spintronics

  1. 1. Title: SpintronicsUnit: Storage and memory Instructor: Archana Sharma
  2. 2. Measurable Performance Objectives Students will understand the difference between classic and quantum mechanics Students will acquire basic understanding of quantum mechanics Students will demonstrate the knowledge of spintronics Students will be able to define qubit Students will be able to compare conventional microelectronic and spintronic devices Students will gain an insight into future technology Students will be able to design a top of the technology computer.
  3. 3. Opening discussionComputer Technology….. then and now Storage devices Hard drive storage capacity RAMs Speed Limiting factors
  4. 4. Materials Internet access Paper and pencil
  5. 5. Concepts, Principles, and Facts Classic vs. quantum mechanics Introduction to quantum mechanics Spin-based electronics or spintronics Qubit Conventional microelectronic vs. spintronic devices Future technology Available commercial products.
  6. 6. Classic vs. quantum mechanics Macro world vs. the nano world What is quantum mechanics? Why do we need quantum mechanics? Measurements in the macro vs nano world
  7. 7. Quantum Mechanicsoffers explanation for Discrete energy levels The theory of wave-particle dual nature Quantum tunneling The Heisenberg uncertainty principle Spin of a particle
  8. 8. Spintronics Spin-based electronics Charge-based electronics vs. spin- based electronics Advantages of spin-based electronics Spintronics storage devices
  9. 9. Define qubit Bit vs. qubit Representation of a qubit with bra-ket notation, |o>, |1> and superposition of the two
  10. 10. Spintronics products Hard drives up to 1.2 petabytes
  11. 11. Spintronics products iPod nano Cell phones Laptop hard drives
  12. 12. Future Outlook High capacity hard drives Magnetic RAM chips Spin FET using quantum tunneling and…………..
  13. 13. The Quantum Computer
  14. 14. Commercial products Hard drives Memory Other devices
  15. 15. 400 GB Hard Drive External 400GB Hard Drive (USB 2.0/FireWire, 7200 RPM, 8MB) $300.00 Manufacturer: Seagate Model: ST3400801CBRK Interface: IEEE 1394 (Firewire)|USB - Universal Serial Bus 2.0 Access Time: 8.5 Rotational Speed: 7200 PRODUCT INFO External 400GB Hard Drive
  16. 16. 4GB Flash drive 4GB Compact Flash card 4GB flash drive which can even hold 8GB data with 2:1 data compression.
  17. 17. $$$$$$$$$$$$$$At a cost of $1699.95 you can get one Apple PowerBook 12“ Six Apple iPod Mini 4GB Nine 1GB Hi-Speed USB flash drives.
  18. 18. Assignment A project will be assigned to design a top of the technology computer with bill of material. The students will present their system design to the class using power point presentation.
  19. 19. Evaluation Criteria Students will demonstrate proficiency on all measurable performance objectives at least to the 75% level. Evaluation will be based on written report and oral presentation. A rubric will be used for evaluation.

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