Chronological

2011  |  2010  |  2009  |  2008  |  2007  |  2006  |  2005  |  2004  |  2002

2014

Journals

Ricketts, D.S.; Chabalko, M.; Hillenius, A., “Tri-Loop Impedance and Frequency Matching With High- Q Resonators in Wireless Power Transfer,“Antennas and Wireless Propagation Letters, IEEE , vol.13, no., pp.341,344, Jan. 2014.

D. Arumugam, J. Griffin, D. Stancil and D. S. Ricketts, “Three-Dimensional Position and Orientation Measurements using Magnetoquasistatic Fields and Complex Image Theory,” Antennas and Propagation Magazine, IEEE, April. 2014.

Williams, D.F.; Corson, P.; Sharma, J.; Krishnaswamy, H.; Tai, W.; George, Z.; Ricketts, D.S.; Watson, P.M.; Dacquay, E.; Voinigescu, S.P., “Calibrations for Millimeter-Wave Silicon Transistor Characterization,” Microwave Theory and Techniques, IEEE Transactions on , vol.62, no.3, pp.658,668, Mar. 2014.

2013

Journals

Tai, W.; Ricketts, D.S., “A compact, 36 to 72 GHz 15.8 dBm power amplifier with 66.7% fractional bandwidth in 45 nm SOI CMOS,” Microw. And Opt. Tech Lett. ,vol. 56, pp.1098-2760, Nov. 2013.

J. Xu and D. S. Ricketts, “An Efficient, Watt-Level Microwave Rectifier Using an Impedance Compression Network (ICN) With Applications in Outphasing Energy Recovery Systems,” Microwave and Wireless Components Letters, IEEE , vol.23, no.10, pp.542,544, Oct. 2013.

Arumugam, D.D.; Ricketts, D.S., “Passive orientation measurement using magnetoquasistatic fields and coupled magnetic resonances,” Electronics Letters , vol.49, no.16, pp.999,1001, Aug. 2013.

Williams, D.F.; Corson, P.; Sharma, J.; Krishnaswamy, H.; Wei Tai; George, Z.; Ricketts, D.; Watson, P.; Dacquay, E.; Voinigescu, S.P., “Calibration-Kit Design for Millimeter-Wave Silicon Integrated Circuits,” Microwave Theory and Techniques, IEEE Transactions on , vol.61, no.7, pp.2685,2694, July 2013.

Tai, W.; Ricketts, D.S., “74 GHz, 17.2 dBm power amplifier in 45 nm SOI CMOS,” Electronics Letters ,vol.49,no.12,pp.758,759, June 2013.

S. Tamaru and D. S. Ricketts, “Measurement of ultra-low power oscillators using adaptive drift cancellation with applications to nano-magnetic spin torque oscillators,” Rev. of Scien. Instr., vol. 84, p. 054704-7, May 2013.

Arumugam, D.D.; Ricketts, D.S., “Passive Magnetoquasistatic Position Measurement Using Coupled Magnetic Resonances,” Antennas and Wireless Propagation Letters, IEEE , vol.12, no., pp.539,542, Apr. 2013

Conferences

Arumugam, D.D.; Griffin, J.D.; Stancil, D.D.; Ricketts, D.S., “Magneto-Quasistatic Tracking of an American Football: A Goal-Line Measurement,” Antennas and Propagation Magazine, IEEE , vol.55, no.1, pp.138,146, Feb. 2013.

D. S. Ricketts, M. Chabalko and A. Hillenius, “Experimental demonstration of the equivalence of inductive and strongly coupled magnetic resonance wireless power transfer,” Applied Physics Letters, vol. 102, no. 5, Feb. 2013.

C. Li and D. S. Ricketts, “Loss minimization in /4 impedance transformers using multiple /4 segments,” Electronic Letters, vol. 49, no. 4, Feb 2013.

W. Hu, J. Bain and D. S. Ricketts, “An AFM/STM multi-mode nanofabrication approach allowing in situ surface modification and characterization,” Micro and Nano Letters, Vol. 8, p. 43-46, Jan 2013.

Junfeng Xu; Wei Tai; Ricketts, D.S., “Microwave watt-level rectifiers for power recycling applications,” Microwave Integrated Circuits Conference (EuMIC), 2013 European , vol., no., pp.516,519, 6-8 Oct. 2013.

Ricketts, D.S.; Chabalko, M.J.; Hillenius, A., “Optimization of wireless power transfer for mobile receivers using automatic digital capacitance tuning,” Microwave Conference (EuMC), 2013 European , vol., no., pp.515,518, 6-10 Oct. 2013.

M. Chabalko and D. S. Ricketts, “The Effects of Magneto-static Surface Resonances in Metamaterials on the Quality Factor of Coils in Near Field Applications,” Micrwaves, Antennas and Electronic Systems, IEEE Conference on, Oct. 2013. [INVITED].

Trotter, M.S.; Ricketts, D.S.; Griffin, J.D., “Experimental demonstration of complex image theory for vertical magnetic dipoles with applications to remote sensing and position tracking,” Electromagnetics in Advanced Applications (ICEAA), 2013 International Conference on , vol., no., pp.1248,1251, 9-13 Sept. 2013.

O. Ozcan, W. Hu, M. Sitti, J. A. Bain and D.S. Ricketts, “Experimental Investigation of Force, Conduction and Growth in Nano-oxidation using scanning probe microscopy,” Enabling Nanomanufacturing for Rapid Innovation, Aug. 2013. [Best Poster]

D. S. Ricketts and M. Chabalko, “Distributed Resonant Coil Systems for Efficient Wireless Power Transfer,” Progress in Electromagnetics Research Symposium (PIERS), Aug. 2013.

J. Xu and D. S. Ricketts, “A Transmission line based resistance compression network (TRCN) for microwave applications,” IEEE MTT-S Int. Microwave Symp. Dig., Jun. 2013.

D. S. Ricketts and M. Chabalko, “On the efficient wireless power transfer in resonant multi-receiver systems,” IEEE Int. Sym. on Circuits and Systems, Bejing, China, May, 2013.

Arumugam, D.D.; Sibley, M.; Griffin, J.D.; Stancil, D.D.; Ricketts, D.S., “An active position sensing tag for sports visualization in American football,” RFID (RFID), 2013 IEEE International Conference on , vol., no., pp.96,103, April 30 2013.

W. Tai, L. R. Carley and D. S. Ricketts, “A 0.7W Fully Integrated 42GHz Power Amplifier with 10% PAE in 130nm SiGe BiCMOS,” International Solid-State Circuits Conference (ISSCC), Feb. 2013.

M. W. Chen, D. Tian, S. Phatak, L. R. Carley, D. S. Ricketts, “A 4GHz-Bandwidth Op-Amp Free Track-and-Hold and 6-bit Flash ADC in 45nm SOI CMOS” Silicon Monolithic Integrated Circuits in RF Systems, IEEE Topical Meeting on, Jan 2013.

D. Birt, K. An, M. Tsoi, S. Tamaru, D. Ricketts, K.L. Wong, P.K. Amiri, K.L. Wang and X. Li,” Oscillatory Spatial Intensity Pattern for Spin Waves Excited with a Coplanar Waveguide Antenna,” Conference on Magnetism and Magnetic Materials, Chicago, IL, paper EC-02, Jan. 2013.

2012

Journals 

Arumugam, J. Griffin, D. Stancil and D. S. Ricketts, “Error Reduction in Magnetoquasistatic Positioning Using Orthogonal Emitter Measurements,” Antennas and Wireless Propagation Letters, IEEE, vol. 11, 2012.

R. Birt, K. An, M. Tsoi, S. Tamaru, D. Ricketts, K. L. Wong, P. K. Amiri, K. L. Wang, and X. Li, “Deviation from exponential decay for spin waves excited with a coplanar waveguide antenna,” Applied Physics Letters., vol. 101, no. 25, 2012.

S. Tamaru and D. S. Ricketts, “Experimental Study of the Variation in Oscillation Characteristics of Point-Contact-Based Spin-Torque Oscillators.” IEEE Trans. on Magnetics, vol. 3, 2012.

M. E. Korogozlar, S. Goldstein and D. S. Ricketts, “Analysis and modeling of capacitive power transfer in microsystems,” Trans. Circuits and Sys., vol. 59, no. 7, Jul 2012.

W. Hu, J. A. Bain and D. S. Ricketts “In-Situ quantification of electrical isolation in STM-fabricated TiOx nanostructures,” Micro and Nano Letters, vol. 7, no. 4, pp. 334-36, Apr. 2012.

Conferences

C. Li and D. S. Ricketts, “A low-loss, compact, /4 power combiner architecture,” IEEE Eurpoean Microwave Symposium., Oct. 2012.

D. S. Ricketts and A. Hillenius, “Equivalence of inductive coupling and strongly coupled Magnetic resonance in wireless power transfer,” Progress in Electromagnetics Research Symposium (PIERS), Aug. 2012.

D. S. Ricketts and A. Hillenius, “Tri-loop Antenna for Impedance Matching and Frequency Tuning of High-Q Resonators in Wireless Power Transfer,” URSI-APS Symposium, Jul. 2012.

D. Arumugam, J. Griffin, D. Stancil and D. S. Ricketts, “Experimental study on the effects of groups of people on magnetoquasistatic positioning accuracy,” IEEE Int. Symp. on Antennas & Propagation, Jun. 2012.

D. S. Ricketts, “A dispersion-tapered reflection soliton oscillator,” IEEE MTT-S Int. Microwave Symp. Dig., Jun. 2012.

D. Tian, L. R. Carley and D. S. Ricketts, “Frequency Scaling of Power Reclamation Networksin Outphasing PA Architectures,” IEEE Int. Sym. on Circuits and Systems, Seoul, Korea, May, 2012.

S. Tamaru and D. S. Ricketts, “Origin of variation in the oscillation characteristics of point contact based spin torque oscillators,” Int. Magnetics Conf., paper CD-09, Vancouver, Canada, May 2012.

W. Hu J. A. Bain and D. S. Ricketts, “In-situ characterization using AFM probes in multiple modes,” Int. Conf. Electron, Ion, Photon Beam Technology and Nanofabrication, May, 2012.

W. Tai, C. Li, Z. Li, G. Yahalom, D.S. Ricketts, V. Stojanovic and J. Dawson, “A 45 GHz Asymmetric Multilevel Outphasing Transmitter in 45nm SOI CMOS,” Student Research Int. Solid-State Circuits Conf, IEEE, Feb. 2012.

Lee, B.J.; Hillenius, A.; Ricketts, D.S., “Magnetic resonant wireless power delivery for distributed sensor and wireless systems,” Wireless Sensors and Sensor Networks (WiSNet), 2012 IEEE Topical Conference on , vol., no., pp.13,16, 15-18 Jan. 2012.

D. Arumugam, J. Griffin, D. Stancil and D. S. Ricketts, “A wireless orientation sensor using magnetoquasistatic fields and complex image theory,” IEEE Radio and Wireless Symposium, Jan. 2012.

2011

Journals

S. Tamaru, J. A. Bain, M. H. Kryder and D. S. Ricketts, “Theory for calculating the Green’s function of magnetostatic surface waves and its application to the study of spatial diffraction patterns,” Physical Rev. B¸ 84, 064437 (2011).

Conferences

W. Tai, L. R. Carley and D. S. Ricketts, “A Q-band SiGe Power Amplifier with 15.5 dBm Saturated Output Power and 26% Peak PAE,” IEEE Bipolar / BiCMOS Circuits and Technology Meeting, Oct. 2011.

D. Arumugam, D. Stancil and D. S. Ricketts, “Proximity and Orientation Sensing Using Magnetoquasistatic Fields and Complex Image Theory” IEEE Vehicular Technology Conf., Sept. 2011.

W. Hu, J. Gu, Z. George and D. S. Ricketts, “Directed scanning probe nanomanufacturing of lateral Ti-TiO2-Ti junctions for low capacitance MIM rectenna diodes,” Micro and Nano Engineering Conf., Berlin, Sept. 2011.

D. Arumugam, J. Griffin, D. Stancil and D. S. Ricketts, “2-Dimensional Position Measurement using Magnetoquasistatic Fields,” Int. Conf. on Electromagnetics in Advanced Applications, IEEE, Sept. 2011.

W. Hu, Y. Tang, Y.Zhang, J. Gu, S. Tamaru, J. A. Bain, L. R. Carley, R. F. Davis, G. K. Fedder and D. S. Ricketts, “TI/TIO2 nanodevice fabrication using compliant probes and CMOS probe-arrays,” Technologies for Future Micro-Nano Manufacturing, Napa Valley, CA, Aug. 2011.

D. Arumugam, J. Griffin, D. Stancil and D. S. Ricketts, “Higher Order Loop Corrections for Short Range Magnetoquasistatic Position Tracking,” IEEE Int. Symp. on Antennas & Propagation, Jun. 2011.

M. E. Karagozler, A. M. Thaker, S. Goldstein and D. S. Ricketts, “Electrostatic-actuation generation and control of micro robots in a post-processed HV SOI CMOS,” IEEE Int. Sym. on Circuits and Systems, May, 2011.

W. Hu, S. Tamaru, J. A. Bain and D. S. Ricketts, “High Current Pulse Generation for Thermal Surface Modification using Standard STM,” Int. Conf. Electron, Ion, Photon Beam Technology and Nanofabrication, May. 2011.

J. R. Smith, D. S. Ricketts and J. A. Bain, “Localized thermal modification of surfaces via pulsed electron bombardment from an STM tip,” Int. Conf. Electron, Ion, Photon Beam Technology and Nanofabrication, May. 2011.

D. Arumugam, J. Griffin, D. Stancil and D. S. Ricketts, “Long Range Magnetoquasistatic Position Tracking using a Simple Active RFID Tag,” IEEE Int. Conf. RFID, Apr. 2011.

S. Tamaru and D. S. Ricketts, “Influence of the bias field orientation on the interaction strength between two closely formed spin torque oscillators,” Int. Magnetics Conf., paper CO-05, Taiwan, Apr 2011.

E.R. Evarts, R.A. Booth, L.R. Shah, Y. Tang, S. Tamaru, D.S. Ricketts, J.A. Bain, S.A. Majetich,”Sub-30 nm Magnetic Tunnel Junction and Spin Valve Nanopillar Analysis Using Conductive Atomic Force Microscopy,” Int. Magnetics Conf., paper BB-03, Taiwan, Apr 2011.

2010

Journals

S. Ricketts, J. A. Bain, Y. Luo, S. Blanton, K. Mai and G. K. Fedder, “Enhancing CMOS using nanoelectronic devices, a perspective on hybrid integrated systems,” Proc. of the IEEE (Invited), Nov. 2010.

R. Evarts, L. Cao, D. S. Ricketts, N. D. Rizzo, J. A. Bain, and S. A. Majetich, “Characterization of conducting atomic force micrsocopy for use with magnetic tunnel junctions,” IEEE Trans. Magn., 46, 1741 (2010).

Conferences

J. R. Smith, W. Hu, Y-Y Dang, O. Ozcan, M. Sitti, J. A. Bain, D. S. Ricketts, R. Davis, “Scanning Probe Nanomanufacturing on Si: Surface Characterization of the Process Technique,” Materials Research Symposium, paper G1.5, Nov. 2010

E. R. Evarts, M. Moneck, R. A. Booth, C. Hogg, D. S. Ricketts, J-G Zhu, J.A. Bain, and S. A. Majetich, “Spin Torque Switching of 26 nm Diameter Magnetic Tunnel Junction Using a Conductive Atomic Force Microscope,” Conference on Magnetism and Magnetic Materials, Atlanta, GA, paper FC-13, Nov. 2010.

E. R. Evarts, T.T. Farkas, B. Tsukerman, L. Cao, D. S. Ricketts, G. Markovich, J.A. Bain, and S.A. Majetich, “Noise Measurements on Magnetic Tunnel Junction Nanopillars using Conductive Atomic Force Microscopy,” Conference on Magnetism and Magnetic Materials, Atlanta, GA, paper CB-10, Nov. 2010.

M. W. Chen and D. S. Ricketts, “An 8.6GHz 42ps Pulse-Width Electrical Mode-Locked Oscillator,” International Solid-State Circuits Conference (ISSCC), pp. 500-501, Feb. 2010.

2009

Journals

R. Evarts, L. Cao, D. S. Ricketts, N. D. Rizzo, J. A. Bain, and S. A. Majetich, “Spin transfer torque switching of magnetic tunnel junctions using a conductive atomic force microscope,” Applied Physics Letters 95, 132510 (2009).

O. O. Yildirim, D. S. Ricketts, and D. Ham, “Reflection soliton oscillator,” IEEE Transactions on Microwave Theory and Technique , vol. 57, no. 10, pp. 2344-2353, Oct. 2009.

Conferences

D. S. Ricketts, L. Cao and S. Tamaru, “Spin-torque oscillator arrays as a solution for line width reduction in RF applications”, Conference on Magnetism and Magnetic Materials, paper EY-01, Washington D.C., Dec. 2009.

J.R. Smith, W. Hu, Y.Y. Dang, O. Ozcan, M. Sitti, J. Bain, R. Davis and D. S. Ricketts, “Writing Si nanowires on Si (100) with an STM tip: surface preparation and initial results,” Materials Research Symposium, M11.50, Boston, MA, Nov. 2009

D. S. Ricketts, T. Schlesinger, Y. Luo and J. Bain, “Materials and Devices for Hybrid CMOS Circuits: Expanding the Functionality of Nanoscale CMOS,” Nano-DDS Conference, Ft. Lauderdale, FL, Oct. 2009 (Invited).

D. S. Ricketts and S. Bruck, “Stochastic Logic”, NRI-MIND, Architectures for post- CMOS switches (Invited), Notre Dame, IN, Oct. 2009.

2008

The Designers Guide to Jitter in Ring Oscillators, J. A. McNeill and D. S. Ricketts, Springer Verlag – in preparation. Release Q4 2008.

Xiaofeng Li, David Ricketts, and Donhee Ham, “Solitons in electrical networks,” McGraw-Hill 2008 Yearbook of Science and Technology, McGraw-Hill, 2008. [PDF]

2007

D. S. Ricketts, X. Li, N. Sun, K. Woo, and D. Ham, “On the self-generation of electrical soliton pulses,” IEEE J. Solid-State Circuits (JSSC), vol. 42, no. 8, pp. 1657-1668, Aug. 2007.

D. S. Ricketts, X. Li and D. Ham, “Soliton Electronics,” (Invited) CMOS Emerging Technology Workshop, Whistler, Canada, 2007.

2006

D. Ham, X. Li, S. A. Denenberg, T. H. Lee, and D. S. Ricketts, “Ordered and chaotic electrical solitons: communication perspectives,” (Invited) IEEE Communications Magazine, vol. 44, no. 12, pp. 126-135, December 2006.

D. S. Ricketts, X. Li, and D. Ham, “Electrical Soliton Modelocking,” (Invited cover article) IEEE LEOS Newsletter, vol. 20, no. 3, pp. 4-11, June 2006.

D. S. Ricketts, X. Li, and D. Ham, “Electrical Soliton Oscillator,” IEEE Trans. on Microwave Theory and Tech., vol. 54, no. 1, pp. 373-382, Jan. 2006.

W. F. Andress, D. S. Ricketts, X. Li, and D. Ham, “Passive & active control of regenerative standing & soliton waves,” (Invited) Proc. of the IEEE Custom Integrated Circuits Conference, pp. 29-36, Sept. 2006.

D. S. Ricketts, X. Li and D. Ham, “Taming the electrical soliton: A new direction in picosecond electronics,” (Invited) IEEE Radio Frequency Integrated Circuit (RFIC) Symposium, Jun. 2006.

D. S. Ricketts and D. Ham, “A chip-scale electrical soliton modelocked oscillator,” IEEE International Solid-State Circuits Conference (ISSCC), pp. 432-433, Feb 2006.

2005

R. S. Friedman, M. C. McAlpine, D. S. Ricketts, D. Ham, C. M. Lieber, “High-speed integrated nanowire circuits,” Nature, vol. 434, p.1085, April 2005. [PDF]

R. S. Friedman, M. C. McAlpine, D. S. Ricketts, D. Ham, C. M. Lieber, “Fully integrated high frequency nanowire ring oscillators,” Materials Research Symposium, Mar. 2005.

D. S. Ricketts, X. Li, M. DePetro, and D. Ham, “A self-sustained electrical soliton oscillator,” IEEE MTT-S Int. Microwave Symp. Dig., Jun. 2005.

2004

D. Ham, W. Andress, and D. S. Ricketts, “Phase noise in oscillators,” (Invited) Int. Workshop on Sip/SoC Integration of MEMS and Passive Components with RF-ICs, March 2004.

2002

D. S. Ricketts, “Current sensing and accuracy for CPU multi-phase DC-DC converters: the sub 20 mV challenge,” IBM Power Delivery Symposium, 2002.