Engel is collaborating with researchers in the Department of Chemistry at
The project was (Sept. 1, 2006 – Feb. 28, 2009) originally funded by the National Science Foundation (NSF Grant #0618996). Funding for the two-year period was $192,754.
The project is currently funded (March 1, 2009 – February 28, 2011) by Los Alamos National Laboratory (LANL).
NSF proposal (pdf)
Annual report (2007) to NSF reporting progress on project.
Annual report (2008) to NSF reporting progress on project.
Final report to NSF (May 2009).
Rev. 2.0 of our PSD chip will be submitted to the May 24 MOSIS AMIS C5N run.
A few performance issues identified with the Rev 1.0 chips were addressed.
Here is a report describing changes that were made in Rev. 2.0 along with some plots predicting performance improvements.
Complete set of schematics for PSD (Rev 2.0) chip.
Complete set of schematics for PSD (Rev 1.0) chip.
Thesis by Justin Proctor describing PSD8C design (Dec. 2007)
Thesis by Michael Hall predicting PSD8C performance (Dec. 2007)
Thesis by Dinesh Dasari describing the design of an on-chip ADC (Aug. 2008)
Thesis by Nagendra Valluru describing RAM buffer for on on-chip ADC (Aug. 2008)
Thesis by Nam Nguyen describing I2C interface (Dec. 2008)
Thesis by Naga Yelchuri describing the control logic for an on-chip ADC (Dec. 2009)
Progress report (Oct. 20, 2006)
Presentation made by Michael Hall at CSUI conference (Nov. 2, 2007)
Presentation describing our modeling of PSD chip and predicted performance
Document describing our attempt to optimize integration intervals
Poster presented by Justin Proctor at SIUE Graduation Symposium (April 2007)
MATLAB code (zip archive)
MathCAD worksheets (zip archive)