Introduction to X-ray Photoelectron Spectroscopy and to XPS Applications

17 May 2007 | Online Presentations | Contributor(s): Dmitry Zemlyanov

X-ray Photoelectron Spectroscopy (XPS), which is known as Electron Spectroscopy for Chemical Analysis (ESCA), is a powerful research tool for the study of the surface of solids. The technique …

https://nanohub.org/resources/2668

Electron Emission from Nanoscale Carbon Materials

15 May 2007 | Online Presentations | Contributor(s): Timothy S Fisher

Prior studies on electron emission show possibly beneficial effects of nanoscale phenomena on energy-conversion characteristics. For example, recent work has shown that the electric field around a …

https://nanohub.org/resources/2710

Technology challenges of the 21st Century

14 May 2007 | Online Presentations | Contributor(s): Eugene S. Meieran

The 20th century was a century of remarkable scientific and technical achievement, as recorded in the National Academy of Engineering book, "A Century of Innovation". Three forces ("a perfect storm") …

https://nanohub.org/resources/2669

Modeling and Analysis of VLSI Interconnects

10 May 2007 | Online Presentations | Contributor(s): Cheng-Kok Koh

With continual technology scaling, the accurate and efficient modeling and simulation of interconnect effects have become problems of central importance. In order to accurately model the …

https://nanohub.org/resources/2698

Nanotechnologies, Science and Society: Promises and Challenges

10 May 2007 | Online Presentations | Contributor(s): James Leary

James Leary (2007), "Nanotechnologies, Science and Society: Promises and Challenges," Purdue Bioethics Seminar Series, http://nanohub.org/resources/2691. Bioethics at Purdue The Graduate School …

https://nanohub.org/resources/2691

Nucleic Acids

07 May 2007 | Online Presentations | Contributor(s): Don Bergstrom

Living organisms are self-assembling systems that achieve an enormous variety of functions through organization of components from sub-nanometer to meter scale. Understanding the functions of …

https://nanohub.org/resources/2674

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

Nanoscale Antenna Apertures

24 Apr 2007 | Online Presentations | Contributor(s): Xianfan Xu

This presentation will discuss light concentration and enhancement in nanometer-scale ridge aperture antennas. Resent research, including numerical simulations and near field optical measurements has …

https://nanohub.org/resources/2642

Is Seeing Believing? How to Think Visually and Analyze with Both Your Eyes and Brain

26 Mar 2007 | Online Presentations | Contributor(s): David Ebert

This presentation will cover the basic techniques, and some of the available tools, for visualization, and will explain how to avoid miscommunicating information from visualizations.

https://nanohub.org/resources/2512

Toward Improving the Precision of Nanoscale Force-Displacement Measurements

13 Mar 2007 | Online Presentations | Contributor(s): Jason Clark

Nanotechnology has great potential for being used to create better medicines, materials, and sensors. With increasing interest in nanotechnology to improve the quality of our lives, there has …

https://nanohub.org/resources/2452

What Can the TEM Tell You About Your Nanomaterial?

26 Feb 2007 | Online Presentations | Contributor(s): Eric Stach

In this tutorial, I will present a brief overview of the ways that transmission electron microscopy can be used to characterize nanoscale materials. This tutorial will emphasize what TEM does well, …

https://nanohub.org/resources/2359

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

Materials strength: does size matter? nanoMATERIALS simulation toolkit tutorial

01 Feb 2007 | Online Presentations | Contributor(s): Alejandro Strachan

Molecular dynamics (MD) is a powerful technique to characterize the fundamental, atomic-level processes that govern materials behavior and is playing an important role in our understanding of the new …

https://nanohub.org/resources/2322

NCN at Northwestern: Student Leadership Council Seminars

05 Nov 2006 | Series | Contributor(s): NCN SLC@Northwestern

This series is organized by NCN students at Northwestern University. Speakers are invited by the Student Leadership Council to visit Northwestern to interact with students and faculty, and to …

https://nanohub.org/resources/1965

Electrical Resistance: an Atomistic View

26 Oct 2006 | Publications | Contributor(s): Supriyo Datta

This tutorial article presents a “bottom-up” view of electrical resistance starting from something really small, like a molecule, and then discussing the issues that arise as we move to …

https://nanohub.org/resources/1919

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

Modeling of Nanoscale Devices

19 Oct 2006 | Publications | Contributor(s): M. P. Anantram, Mark Lundstrom, Dmitri Nikonov

We aim to provide engineers with an introduction to the nonequilibriumGreen’s function (NEGF) approach, which is a powerful conceptual tool and a practical analysismethod to treat nanoscale …

https://nanohub.org/resources/1902

Scientific Ethics and the Signs of Voodoo Science

18 Oct 2006 | Online Presentations | Contributor(s): Andrew S. Hirsch

Until recently, the issue of research ethics had not been a subject of explicit discussion within the Physics community. Over the past ten years, however, documented cases of scientific fraud …

https://nanohub.org/resources/1898

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

Conversion of Movie Files to Flash SWFs for Use in Breeze Presentations

17 Aug 2006 | Online Presentations | Contributor(s): Rick DeSutter, Joseph M. Cychosz

https://nanohub.org/resources/1727