Magnesium Phyllo (Organo) Silicate: A Clay to Play with in Materials Science

24 Apr 2012 | Online Presentations | Contributor(s): M. Eswaramoorthy

The synthesis and applications of amino functionalized clay will be discussed in this talk. The tailor made clay containing amino pendants is easily dispersible in water. This property has been …

https://nanohub.org/resources/9511

Appreciating Nature's Antibiotics as Chemical Treasures

12 Jul 2011 | Online Presentations | Contributor(s): Christopher T. Walsh

This lecture is part of the 28th Annual H.C. Brown Lectures in Organic Chemistry.

https://nanohub.org/resources/11446

Self-assembled Coordination Architectures: Lessons from Nature

12 Jul 2011 | Online Presentations | Contributor(s): Makoto Fujita

This lecture is part of the 28th Annual H.C. Brown Lectures in Organic Chemistry.

https://nanohub.org/resources/11445

Optical and Spectral Imaging for Nanoscale Research

25 Apr 2011 | Online Presentations | Contributor(s): Chuck Ludwig

Mr. Ludwig was President and Chief Executive Officer of Avistis Corp., President of GIL Technologies, and Vice President of Great Lakes Chemical Corp. He was previously employed by General Electric …

https://nanohub.org/resources/11183

The Elusive Spin Transistor

11 Apr 2011 | Online Presentations | Contributor(s): Supriyo Datta

This presentation is a short introductory tutorial on spin-transistors.

https://nanohub.org/resources/11128

Control of Spin Precession in a Datta-Das Transistor Structure

11 Apr 2011 | Online Presentations | Contributor(s): Hyun Cheol Koo

Transistors Switch onto Spin Using the spin of an electron in addition to, or instead of, the charge properties is believed to have many benefits in terms of speed, power-cost, and integration …

https://nanohub.org/resources/8057

Emerging Opportunities, Challenges, and Applications in Exascale Computing

10 Mar 2011 | Online Presentations | Contributor(s): Ananth Grama

The move towards exascale computing platforms (capable of 10^18 floating point operations) poses tremendous challenges, while presenting opportunities for foundational advances in a variety of …

https://nanohub.org/resources/10981

Levitated Spinning Graphene

18 Jan 2011 | Online Presentations | Contributor(s): Bruce E. Kane

I will describe a method for levitating micron-sized few layer graphene flakes in a quadrupole ion trap. Starting from a liquid suspension containing graphene, charged flakes are injected into the …

https://nanohub.org/resources/10003

Translational Research in Nano and Bio Mechanics

18 Nov 2010 | Online Presentations | Contributor(s): Ken P. Chong

One of the most challenging problems is the integration and interface between wet (biological) and dry (structural) materials. Nano and bio science and engineering is one of the frontiers in …

https://nanohub.org/resources/10029

Chemically Enhanced Carbon-Based Nanomaterials and Devices

09 Nov 2010 | Online Presentations | Contributor(s): Mark Hersam

Carbon-based nanomaterials have attracted significant attention due to their potential to enable and/or improve applications such as transistors, transparent conductors, solar cells, batteries, and …

https://nanohub.org/resources/9929

Limits of Thermal Processes and their Implications on Efficient Energy Utilization

27 Oct 2010 | Online Presentations | Contributor(s): Arunava Majumdar

About 90 percent of the world’s energy use involves thermal processes – thermal engines to generate mechanical power; heating and cooling in buildings; heating involved in manufacturing of steel, …

https://nanohub.org/resources/9898

Fun in the Sand: Some Experiments in Granular Physics

25 Oct 2010 | Online Presentations | Contributor(s): Peter E. Schiffer

In the last two decades, condensed matter physicists have begun an intense study of the dynamic and static properties of granular media (materials made from individual acroscopic solid grains). These …

https://nanohub.org/resources/8491

Electric and Magnetic Properties of Multiferroic Oxide Thin Films and Heterostructures

20 Oct 2010 | Online Presentations | Contributor(s): Pedro Antonio Prieto

Outline: Introduction Preparation methods for oxide thin films Oxide thin films and heterostructures Multiferroic materials BiFeO3, YMnO3, BiMnO3 thin films and FE/FM Composites Conclusions …

https://nanohub.org/resources/9910

TiCN/TiNbCN Multilayer System with Enhanced Tribological Properties

20 Oct 2010 | Online Presentations | Contributor(s): Pedro Antonio Prieto

Improvement in the mechanical properties of hard coatings such monolayer (TiN, CrN, AlCN, WC-Co, TiCN) [1], has been achieved using compositional gradient WC/C layer, or multilayered type …

https://nanohub.org/resources/9912

Addressing Molecular Dynamics Time-scale Issues to Study Atomic-scale Friction

12 Oct 2010 | Online Presentations | Contributor(s): Ashlie Martini

This presentation will include an introduction to several accelerated molecular dynamics methods. However, particular focus will be given to parallel replica (ParRep) dynamics in which atomistic …

https://nanohub.org/resources/9856

Thermal Transport in Nanostructured Materials: Working to Improve Efficiency in the Field of Thermoelectrics

08 Jul 2010 | Online Presentations | Contributor(s): Suzanne Singer

This talk discusses the performance of nanostructured thin films as a potential material for thermoelectric energy conversion applications, as well as the material composition variations that can …

https://nanohub.org/resources/9213

Ripples and Warping of Graphene: A Theoretical Study

08 Jun 2010 | Online Presentations | Contributor(s): Umesh V. Waghmare

We use first-principles density functional theory based analysis to understand formation of ripples in graphene and related 2-D materials. For an infinite graphene, we show that ripples are linked …

https://nanohub.org/resources/9010

Peanuts vs. Pyramids: Two Perspectives on MEMS

29 Dec 2009 | Online Presentations | Contributor(s): Stephen D. Senturia

MEMS, the acronym for Micro-electromechanical Systems, also known simply as “Micro-systems,” come in two main types: commodity products (the peanuts) and MEMS-enabled products (the pyramids, or, …

https://nanohub.org/resources/7868

Characterizing and scaffolding students' conceptions of size and scale

29 Dec 2009 | Online Presentations | Contributor(s): Alejandra J. Magana

Scale concepts transcend disciplinary boundaries of science, mathematics, engineering, and technology because they are essential for performing explanations, theory generation, observation, and …

https://nanohub.org/resources/7351

Molecular Sensors for MEMS

10 Dec 2009 | Online Presentations | Contributor(s): John P. Sullivan

This seminar will cover the issues involved in using molecular sensors in MEMS and their application to microchannels, supersonic micronozzles, microjet impingement, microturbines and unsteady …

https://nanohub.org/resources/7998