Tags: reliability

Online Presentations (61-80 of 89)

  1. ECE 695A Lecture 5: Amorphous Material/Interfaces

    29 Jan 2013 | | Contributor(s):: Muhammad Alam

    Outline:Amorphous vs. crystalline materialsDefect-free amorphous materialOrigin of defects (Maxwell’s relation)Conclusions

  2. ECE 695A Lecture 7: Trapping in Pre-existing Traps

    29 Jan 2013 | | Contributor(s):: Muhammad Alam

    Outline:Pre-existing vs. stress-induced trapsVoltage-shift in pre-existing bulk/interface trapsRandom Telegraph Noise, 1/f noiseConclusion

  3. ECE 695A Lecture 7A: Appendix - Theory of Stochastic Distribution

    29 Jan 2013 | | Contributor(s):: Muhammad Alam

    Supplemental information for Lecture 7: Trapping in Pre-existing Traps

  4. ECE 695A Lecture 7R: Review Questions

    29 Jan 2013 | | Contributor(s):: Muhammad Alam

    Review Questions:Why are there more types of defects in crystals than in amorphous material?From the perspective of Maxwell’s relation, how does H reduce defect density?Why is HfO2 so defective --- and why do you want to use it?Which type of traps involve faster trapping/detrapping, Pb center or...

  5. ECE 695A Lecture 3: Reliability as a Threshold Problem

    17 Jan 2013 | | Contributor(s):: Muhammad Alam

    Outline:Reliability as a Threshold Problem: Empirical vs. Physical Models‘Blind Fish in a Waterfall’ as a prototype for Accelerated Testing/Statistical distributionFour elements of Physical ReliabilityConclusions

  6. ECE 695A Lecture 4: Structures and Defects in Crystals

    17 Jan 2013 | | Contributor(s):: Muhammad Alam

    Outline:Background informationDefect-free crystal structuresDefects in crystalsConclusions

  7. ECE 695A Lecture 2: A Brief History of Reliability and Types of Reliability Models

    16 Jan 2013 | | Contributor(s):: Muhammad Alam

    Outline:Reliability as a General PhenomenaA Brief History of ReliabilityApproaches to Reliability PhysicsConclusions

  8. ECE 695A Lecture 1: Reliability of Nanoelectronic Devices

    11 Jan 2013 | | Contributor(s):: Muhammad Alam

    Outline:Evolving Landscape of ElectronicsPerformance, Variability, and ReliabilityClassification of ReliabilityCourse InformationConclusions

  9. In Search of a Better MEMS-Switch: An Elementary theory of how nanostructured dielectrics may soften landing, increase travel range, and decrease energy dissipation

    06 Jun 2012 | | Contributor(s):: Muhammad Alam

    In this talk, I will discuss an elementary theory of the role of nanostructured electrodes in addressing some of the challenges from a fundamentally different perspective. The goal is to start a conversation regarding the viability of the approaches suggested and see if the perspective offered...

  10. Negative Bias Temperature Instability (NBTI) in p-MOSFETs: The Impact of Gate Insulator Processes (Part 2 of 3)

    28 Mar 2012 | | Contributor(s):: Souvik Mahapatra

    This presentation is part 2 on Negative Bias Temperature Instability (NBTI), observed in p channel MOSFET devices. Though NBTI has been discovered more than 40 years ago, in the last 10 years it has become a very important reliability concern as the industry moved from thicker SiO2 to thinner...

  11. Negative Bias Temperature Instability (NBTI) in p-MOSFETs: Predictive Modeling (Part 3 of 3)

    28 Mar 2012 | | Contributor(s):: Souvik Mahapatra

    This is a presentation on Negative Bias Temperature Instability (NBTI), observed in p channel MOSFET devices. Though NBTI has been discovered more than 40 years ago, in the last 10 years it has become a very important reliability concern as the industry moved from thicker SiO2 to thinner SiON...

  12. Negative Bias Temperature Instability (NBTI) in p-MOSFETs: Fast and Ultra-fast Characterization Methods (Part 1 of 3)

    28 Mar 2012 | | Contributor(s):: Souvik Mahapatra

  13. Verification and Validation in Simulations of Complex Engineered Systems

    03 Jan 2012 | | Contributor(s):: Robert Moser

    Computational simulation is a ubiquitous tool in engineering. Further, the explosion of computational capabilities over the last several decades has resulted in the use of computational models of unprecedented complexity to make critical design and operation decisions. One potential benefit...

  14. A Physical Model for Non-Ohmic Shunt Conduction and Metastability in Amorphous Silicon Solar Cells

    16 Aug 2011 | | Contributor(s):: Sourabh Dongaonkar, Souvik Mahapatra, Karthik Yogendra, Muhammad Alam

    In this talk we develop a coherent physics based understanding of the shunt leakage problem in a-Si:H cells, and discuss its implications on cell and module level.Sourabh Dongaonkar is with School of Electrical and Computer Engineering, Purdue University, West Lafayette, INKarthik Y and Souvik...

  15. Negative Bias Temperature Instability (NBTI) in p-MOSFETs: Characterization, Material/Process Dependence and Predictive Modeling (2011)

    11 May 2011 | | Contributor(s):: Souvik Mahapatra

    This is a presentation on Negative Bias Temperature Instability, or in short NBTI, observed in p channel MOSFET devices. Though NBTI has been discovered more than 40 years ago, in the last 10 years it has become a very important reliability concern as the industry moved from thicker SiO2 to...

  16. Lecture 9: Breakdown in Thick Dielectrics

    05 Apr 2010 | | Contributor(s):: Muhammad A. Alam

    Outline:Breakdown in gas dielectric and Paschen’s lawSpatial and temporal dynamics during breakdownBreakdown in bulk oxides: puzzleTheory of pre-existing defects: Thin oxidesTheory of pre-existing defects: thick oxidesConclusions

  17. Lecture 8: Mechanics of Defect Generation and Gate Dielectric Breakdown

    10 Mar 2010 | | Contributor(s):: Muhammad A. Alam

  18. Lecture 10: Interface Damage & Negative Bias Temperature Instability

    02 Feb 2010 | | Contributor(s):: Muhammad A. Alam

    Outline:Background informationNBTI interpreted by R-D modelThe act of measurement and observed quantityNBTI vs. Light-induced DegradationPossibility of Degradation-free TransistorsConclusions

  19. Lecture 6: 3D Nets in a 3D World: Bulk Heterostructure Solar Cells

    27 Oct 2009 | | Contributor(s):: Muhammad A. Alam

    Outline:Introduction: definitions and review
Reaction diffusion in fractal volumesCarrier transport in BH solar cellsAll phase transitions are not fractalConclusions

  20. Lecture 5: 2D Nets in a 3D World: Basics of Nanobiosensors and Fractal Antennae

    27 Oct 2009 | | Contributor(s):: Muhammad A. Alam

    Outline:Background: A different type of transport problem
Example: Classical biosensorsFractal dimension and cantor transformExample: fractal nanobiosensors Conclusions
Appendix: Transparent Electrodes and Antenna