Wave-based transient analysis using block Newton-Jacobi. - Muhammad Kabir; Carlos Christoffersen (CCECE, 2011)

An integrated ultrasound transducer driver for HIFU applications. - Wai Wong; Carlos Christoffersen; Samuel Pichardo; Laura Curiel (CCECE, 2013)

Sub-1 V, 4 na CMOS voltage references with digitally-trimmable temperature coefficient. - Peter Luong; Carlos Christoffersen; Conrado Rossi-Aicardi; Carlos Dualibe (NEWCAS, 2014)

An integrated full-bridge Class-DE ultrasound transducer driver for HIFU applications. - Ruiqi Song; Carlos Christoffersen; Samuel Pichardo; Laura Curiel (NEWCAS, 2016)

Class-DE Ultrasound Transducer Driver for HIFU Therapy. - Carlos Christoffersen; Wai Wong; Samuel Pichardo; Greg Togtema; Laura Curiel (IEEE Trans. Biomed. Circuits Syst., 2016)

Nanopower, Sub-1 V, CMOS Voltage References With Digitally-Trimmable Temperature Coefficients. - Peter Luong; Carlos Christoffersen; Conrado Rossi-Aicardi; Carlos Dualibe (IEEE Trans. Circuits Syst. I Regul. Pap., 2017)

Suboptimal Class DE Operation for Ultrasound Transducer Arrays. - Carlos Christoffersen; Thinh Ngo; Ruiqi Song; Yushi Zhou; Samuel Pichardo; Laura Curiel (NEWCAS, 2018)

Quasi Class-DE Driving of HIFU Transducer Arrays. - Carlos Christoffersen; Thinh Ngo; Ruiqi Song; Yushi Zhou; Samuel Pichardo; Laura Curiel (IEEE Trans. Biomed. Circuits Syst., 2019)

Effect of Wavelet Selection on Periodic Steady-State Analysis. - Kris Fedick; Carlos Christoffersen (IEEE Access, 2020)