News & Events

BSAC Seminar: Controlled and On-Demand Delivery of Drugs Using an Implantable MEMS Device

October 30, 2012
Dr. F. Nazly Pirmoradi Department of Mechanical Engineering, UC Berkeley BSAC Postdoctoral Researcher October 30, 2012 | 12:00 to 12:30 | 540 Cory Hall, DOP Center Conference Room Host: Liwei Lin

The effectiveness of drug therapy is dependent on the availability of therapeutic concentrations of drug at the disease site. Controlled and localized drug delivery systems provide temporal and spatial control of drug release and offer significant advantages over immediate release, conventional delivery systems. In this talk, Dr. Pirmoradi reports on the...

BSAC Seminar: Carbon Nanotube Microelectronics: Toward System-on-Plastic

October 30, 2012
Dr. Chuan Wang Department of Electrical Engineering and Computer Sciences, UC Berkeley BSAC Postdoctoral Researcher October 30, 2012 | 12:30 to 01:00 | 540 Cory Hall, DOP Center Conference Room Host: Ali Javey

Single-walled carbon nanotubes possess fascinating electrical properties and offer new entries into a wide range of novel electronic applications that are unattainable with conventional Si-based devices. In this talk, we report our recently developed platform for solution-based processing of high-purity...

BSAC Seminar: Insight into the Prototyping and Validation of Micro- and Nano-Sensors Dedicated to a Sustainable Urbanization

November 6, 2012
Dr. Bérengère Lebental French Institute of Science and Technology for Transport, Development and Networks (IFFSTAR) November 6, 2012 | 12:00 to 01:00 | 540 Cory Hall, DOP Center Conference Room Host: John Huggins

While today's galloping urbanization weighs heavily on both people and environment, the massive instrumentation of urban spaces appears a landmark toward sustainability. Collecting massively distributed information requires the use of high performance communication systems as well as sensors with very small ecological...

BSAC Seminar: Wireless Sensing Applications for Critical Industrial Environments

November 13, 2012
Fabien Chraim Department of Electrical Engineering and Computer Sciences, UC Berkeley BSAC Graduate Student Researcher November 13, 2012 | 12:00 to 12:30 | 540 Cory Hall, DOP Center Conference Room Host: Kris Pister

In this talk I will explore the use of MEMS and electro-chemical sensors in combination with low-power radios to implement industrial wireless sensing applications. In particular, at the Chevron refinery in Richmond, fence-line gas sensing is added to security applications with regular reporting of H₂S, CO and VOC...

BSAC Seminar: A Tiny Micromechanical Clock Oscillator

November 13, 2012
Henry Barrow Department of Electrical Engineering and Computer Sciences, UC Berkeley BSAC Graduate Student Researcher November 13, 2012 | 12:30 to 01:00 | 540 Cory Hall, DOP Center Conference Room Host: Clark Nguyen

The goal of this talk is to discuss recent work aimed at developing the smallest possible micromechanical clock oscillator for real-time clock applications. A capacitive-comb transduced micromechanical resonator has been combined via bond-wiring to a custom ASIC sustaining amplifier and a supply voltage of 1.65V to...

BSAC Seminar: A 1-50 GHz Dielectric Spectroscopy Biosensor with Integrated Receiver Front-End in 65-nm CMOS

November 27, 2012
Jun-Chau Chien Department of Electrical Engineering and Computer Sciences, UC Berkeley BSAC Graduate Student Researcher November 27, 2012 | 12:00 to 12:30 | 540 Cory Hall, DOP Center Conference Room Host: Ali Niknejad

Complex permittivity at microwave frequencies has been used to characterize the property of biological samples including tissue and cells. One successful application is the tissue classification for breast cancer. Clinical study has shown that the re-excision rate in the breast conserving surgery can be reduced...

BSAC Seminar: Nanomaterial Synthesis and Integration for Sensor & Energy Applications

November 27, 2012
Heather Chiamori Department of Mechanical Engineering, UC Berkeley BSAC Graduate Student Researcher November 27, 2012 | 12:30 to 01:00 | 540 Cory Hall, DOP Center Conference Room Host: Liwei Lin

Nanostructures have unique properties that will be leveraged for next generation sensor and energy applications: large surface-to-volume ratios, increased sensitivity at lower input power levels, and higher current carrying capability all contribute to increased functionality of nanostructure devices. The synthesis and integration of...

BSAC Seminar: Fully Integrated, Low Input Voltage, Step-Up Switched-Capacitor DC-DC Converter for Energy Harvesting Applications

December 4, 2012
Michael Lorek Department of Electrical Engineering and Computer Sciences, UC Berkeley BSAC Graduate Student Researcher December 4, 2012 | 12:00 to 12:30 | 540 Cory Hall, DOP Center Conference Room Host: Kris Pister

This project explores the design of a fully integrated, switched-capacitor DC-DC converter to voltage boost small amounts of energy from photovoltaic or other low voltage energy sources. Clever bootstrapping techniques are used to ensure circuit startup without high-voltage or mechanical assists. Nanopower...

BSAC Seminar: Decomposition of µECoG Signals for Facilitating Wireless BMI Applications

December 4, 2012
Brian Pepin Department of Bioengineering, UC Berkeley BSAC Graduate Student Researcher December 4, 2012 | 12:30 to 01:00 | 540 Cory Hall, DOP Center Conference Room Host: Michel Maharbiz

Fabricating micro-electrocorticography (µECoG) arrays with transparent oxide for the electrodes enables optical stimulation/readout of cortical neurons while simultaneously recording electro-physiological signals on the cortical surface via the µECoG array electrodes. The resulting hybrid optical/electrical system can be used to decompose and...

BSAC Seminar: Flame Synthesized Metal Oxide Nanowires as Effective Photoanodes for Photoelectrochemical Water-Splitting

December 11, 2012
Prof. Xiaolin Zheng Department of Mechanical Engineering, Stanford University December 11, 2012 | 12:00 to 01:00 | 540 Cory Hall, DOP Center Conference Room Host: Liwei Lin

I will discuss an atmospheric, cost-effective and scalable flame synthesis method for the growth and doping of metal oxide nanowires and these nanowires (NWs) exhibit superior photoelectrochemical (PEC) performance due to their high crystallinity, great morphology tunability and chemical composition control. First, arrays of tungsten trioxide (WO3) NWs are synthesized on fluorinated...