Piezoelectric Transducers: Strain Sensing and Energy Harvesting (and Frequency Tuning)

15 Jun 2007 | Online Presentations | Contributor(s): Toshikazu Nishida

Acoustic pressure or mechanical force sensing via piezoelectric coupling is closely related to the harvesting of electrical energy from acoustical and mechanical energy sources. In this talk, …

https://nanohub.org/resources/2575

Dripping, Jetting, Drops and Wetting: the Magic of Microfluidics

13 Jun 2007 | Online Presentations | Contributor(s): David A. Weitz

This talk will discuss some of the new opportunities That arises by precisely controlling fluid flow and mixing using microfluidic devices. I describe studies to elucidate mechanisms of drop …

https://nanohub.org/resources/2764

SUGAR: the SPICE for MEMS

21 May 2007 | Online Presentations | Contributor(s): Jason Clark

In this seminar, I present some design, modeling, and simulation features of a computer aided engineering tool for microelectromechanical systems (MEMS) called SUGAR. For experimental verification, I …

https://nanohub.org/resources/2735

Solid-State Lighting: An Opportunity for Nanotechnologists to Address the Energy Challenge

25 Apr 2007 | Online Presentations | Contributor(s): Timothy D. Sands

More than one-fifth of the electrical power consumed in the U.S. is used for general illumination. Much of this energy is wasted to heat filaments in incandescent lamps, a century-old technology …

https://nanohub.org/resources/2647

BNC Annual Research Symposium: Nanoelectronics and Semiconductor Devices

23 Apr 2007 | Online Presentations | Contributor(s): David Janes

This presentation is part of a collection of presentations describing the projects, people, and capabilities enhanced by research performed in the Birck Center, and a look at plans for the upcoming …

https://nanohub.org/resources/2632

High-Aspect-Ratio Micromachining of Titanium: Enabling New Functionality and Opportunity in Micromechanical Systems Through Greater Materials Selection

09 Apr 2007 | Online Presentations | Contributor(s): Masa Rao

Traditionally, materials selection has been limited in high-aspect-ratio micromechanical applications, due primarily to the predominance of microfabrication processes and infrastructure dedicated to …

https://nanohub.org/resources/2590

Atomistic Alloy Disorder in Nanostructures

26 Feb 2007 | Online Presentations | Contributor(s): Gerhard Klimeck

Electronic structure and quantum transport simulations are typically performed in perfectly ordered semiconductor structures. Bands and modes are defined resulting in quantized conduction and …

https://nanohub.org/resources/2350

Surprises on the nanoscale: Plasmonic waves that travel backward and spin birefringence without magnetic fields

08 Jan 2007 | Online Presentations | Contributor(s): Daniel Neuhauser

As nanonphotonics and nanoelectronics are pushed down towards the molecular scale, interesting effects emerge. We discuss how birefringence (different propagation of two polarizations) is …

https://nanohub.org/resources/2256

RF MEMS: Passive Components and Architectures

02 Jan 2007 | Online Presentations | Contributor(s): Dimitrios Peroulis

This seminar is an introduction to the MEMS technology as it applies to RF and Microwave systems. Besides discussing several key RF MEMS components (switches, varactors, inductors), reconfigurable …

https://nanohub.org/resources/2141

Design in the Nanometer Regime: Process Variation

28 Nov 2006 | Online Presentations | Contributor(s): Kaushik Roy

Scaling of technology over the last few decades has produced an exponential growth in computing power of integrated circuits and an unprecedented number of transistors integrated into a single. …

https://nanohub.org/resources/2018

Design of CMOS Circuits in the Nanometer Regime: Leakage Tolerance

28 Nov 2006 | Online Presentations | Contributor(s): Kaushik Roy

The scaling of technology has produced exponential growth in transistor development and computing power in the last few decades, but scaling still presents several challenges. These two lectures will …

https://nanohub.org/resources/2023

Nanoelectronics 101

28 Aug 2006 | Online Presentations | Contributor(s): Mark Lundstrom

Semiconductor device technology has transformed our world with supercomputers, personal computers, cell phones, ipods, and much more that we now take for granted. Moore's Law, posited by Intel …

https://nanohub.org/resources/1737

Nanoelectronic Architectures

24 Feb 2005 | Online Presentations | Contributor(s): Greg Snider

Nanoelectronic architectures at this point are necessarily speculative: We are still evaluating many different approaches to fabrication and are exploring unconventional devices made possible at the …

https://nanohub.org/resources/181

Understanding Phonon Dynamics via 1D Atomic Chains

04 Apr 2006 | Online Presentations | Contributor(s): Timothy S Fisher

Phonons are the principal carriers of thermal energy in semiconductors and insulators, and they serve a vital role in dissipating heat produced by scattered electrons in semiconductor devices. …

https://nanohub.org/resources/1186

Three-Dimensional Simulations of Field Effect Sensors for DNA Detection

03 Aug 2006 | Online Presentations | Contributor(s): Eddie Howell, Gerhard Klimeck

Here, the development of a DNA field-effect transistor (DNAFET) simulator is described. In DNAFETs the gate structure of a silicon on insulator (SOI) field-effect transistor is replaced by a layer of …

https://nanohub.org/resources/1677

Investigation of the Electrical Characteristics of Triple-Gate FinFETs and Silicon-Nanowire FETs

08 Aug 2006 | Online Presentations | Contributor(s): Monica Taba, Gerhard Klimeck

Electrical characteristics of various Fin field-effect transistors (FinFETs) and silicon-nanowires were analyzed and compared using a modified three-dimensional self-consistent quantum-mechanical …

https://nanohub.org/resources/1715

Chemical Modification of GaAs with TAT Peptide and Alkylthiol Self-Assembled Monolayers

03 Aug 2006 | Online Presentations | Contributor(s): Hamsa Jaganathan

The use of self-assembled monolayers (SAM) on semiconductors creates a basis for the design and creation of bioelectronics, such as biosensors. The interface between the surface and an organic …

https://nanohub.org/resources/1670

Technique for High Spatial Resolution, Focused Electrical Stimulation for Electrically Excitable Tissue

08 Aug 2006 | Online Presentations | Contributor(s): Matteo Mannino

Cochlear implant devices have made use of electrode pulses as a method of nerve fiber stimulation since their early conception. Electrode stimulation is limiting in both quality and consistency, and …

https://nanohub.org/resources/1707

DNA Nanowires

06 Aug 2006 | Online Presentations | Contributor(s): Margarita Shalaev

DNA is a relatively inexpensive and ubiquitous material that can be used as a scaffold for constructing nanowires. Our research focuses on the manufacturing of DNA-templated, magnetic nanowires. This …

https://nanohub.org/resources/1679

Surface Analysis of Organic Monlayers Using FTIR and XPS

02 Aug 2006 | Online Presentations | Contributor(s): Jamie Nipple, Michael Toole, David Janes

Current research concerning self-assembled monolayers (SAM) focuses on the fabrication of microelectronics utilizing a semiconductor/molecule/metal junction. This study seeks to investigate various …

https://nanohub.org/resources/1655