Vacuum Nanosystemsfor Energy Conversion

01 Feb 2013 | Online Presentations | Contributor(s): Roger T. Howe

Micro and nano-fabricated sensors (e.g., accelerometers and gyroscopes) and actuators (e.g., light valve chips for projection and cell-phone displays) have become commonplace in recent years. Some of …

https://nanohub.org/resources/16650

Thermoelectric Energy Conversion: Transport, Materials, and Systems

05 Dec 2012 | Online Presentations | Contributor(s): Gang Chen

his talk will start with an introduction to thermoelectric effects, and move on to discuss ways to understand and engineer electron and phonon transport in thermoelectric materials to improve the …

https://nanohub.org/resources/15994

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

Transformative Power Semiconductor Technologies to Impact 21st Century Energy Economy, and Space and Defense Electronics

22 Sep 2010 | Online Presentations | Contributor(s): Krishna Shenai

This talk will focus on advanced power semiconductor materials, devices, circuits and systems that are needed in order to address this daunting challenge. Specifically we will discuss emerging …

https://nanohub.org/resources/9343

Illinois ME 498 Introduction of Nano Science and Technology, Lecture 23: Nanomaterials and Devices for Energy Conversion I

28 Dec 2009 | Online Presentations | Contributor(s): Nick Fang, Omar N Sobh

Nanomaterials and Devices for Energy Conversion Topics: Overview of Actuators at Nanoscale Electrostatic Actuators Piezo-Actuators Surface Acoustic Wave Motors Actuator Selection …

https://nanohub.org/resources/8078

Illinois ME 498 Introduction of Nano Science and Technology, Lecture 24: Nanomaterials and Devices for Energy Conversion II

28 Dec 2009 | Online Presentations | Contributor(s): Nick Fang, Omar N Sobh

Nanomaterials and Devices for Energy Conversion II Topics: Electrochemistry - Energy Storage Non-linear Diffusion Effect in Electrochemistry Architecture of 3-D batteries Nanomaterials for …

https://nanohub.org/resources/8080

Aluminum: a safe, economical, high energy density material for energy storage, transport and splitting water to make hydrogen on demand

30 Mar 2009 | Online Presentations | Contributor(s): Jerry M. Woodall

In 1968, a team lead by the author discovered that liquid gallium saturated with aluminum at room temperature would split water into hydrogen gas, alumina and heat. More recently his current team has …

https://nanohub.org/resources/6568

ECE 495N Lecture 40: Thermoelectricity

29 Dec 2008 | Online Presentations | Contributor(s): Supriyo Datta

https://nanohub.org/resources/6081

Nanoscale Opto Thermo Electric Energy Conversion Devices

28 May 2008 | Online Presentations | Contributor(s): Ali Shakouri

We review solid-state devices that allow direct conversion of heat into electricity. We describe fundamental and practical limits of conventional thermoelectric materials. Novel metal-semiconductor …

https://nanohub.org/resources/4665

The Potential of Nanostructured Materials to Address the Challenge of a Sustainable Energy Resource

14 Feb 2008 | Online Presentations | Contributor(s): Mildred S. Dresselhaus

An overview is presented on the grand challenges to the science community in the next few decades in meeting global energy needs for the 21st century. Major advances in our present capabilities will …

https://nanohub.org/resources/3996

Microscale Ionic Wind for Local Cooling Enhancement

26 Oct 2007 | Online Presentations | Contributor(s): David B Go

As the electronics industry continues to develop small, highly functional, mobile devices, new methods of cooling are required to manage the thermal requirements of the not only the chip but …

https://nanohub.org/resources/3358

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

The Energy Problem: What the Helios Project Can Do About It

13 Jun 2007 | Online Presentations | Contributor(s): Steven Chu

Nobel Prize winner Steven Chu talks about the Helios Project for the 2007 'Science at the Theater' series at Berkeley Repertory Theater in Berkeley, California. He proposes an aggressive research …

https://nanohub.org/resources/2802

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: Nanoscale Energy Conversion

23 Apr 2007 | Online Presentations | Contributor(s): Timothy S Fisher

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/2636