Physical Optics and Electronics Group
Prof. Rajeev Ram


  1. Atabaki, Amir H. and Meng, Huaiyu and Alloatti, Luca and Mehta, Karan K. and Ram, Rajeev J., "High-speed polysilicon CMOS photodetector for telecom and Datacom," Applied Physics Letters (2016): 109, 111106 (2016), DOI: 10.1063/1.4962641 [PDF] Link to Publication
  2. Alloatti, L. and Ram, R. J., "Infrared vertically-illuminated photodiode for chip alignment feedback," AIP Advances (2016): 6, 085219 (2016), DOI: 10.1063/1.4961949 [PDF] Link to Publication
  3. Mehta, Karan K., Bruzewicz, Colin D., McConnell, Robert, Ram, Rajeev J., Sage, Jeremy M., Chiaverini, John, "Integrated optical addressing of an ion qubit," Nature Nanotechnology (2016) DOI: 10.1038/NNANO.2016.139 [PDF] Link to Publication
  4. Pablo Perez-Pinera, Ningren Han, Sara Cleto Jicong Cao, Oliver Purcell, Kartik A. Shah, Kevin Lee, Rajeev Ram & Timothy K. Lu, "Synthetic biology and microbioreactor platforms for programmable production of biologics at the point-of-care," Nature Communications (2016) DOI: 10.1038/ncomms12211 [PDF] Link to Publication
  5. Ningren Han, Seong-Ho Cho, Amir H. Atabaki, Erika Ye, William F. Herrington, and Rajeev J. Ram , "Non-paraxial Talbot Effect for Building Compact Spectrometers," Computational Optical Sensing and Imaging (COSI), Heidelberg, Germany (2016) [PDF] Link to Publication
  6. Erika Ye, Amir H. Atabaki, Ningren Han, and Rajeev J. Ram, "Miniature, sub-nanometer resolution Talbot spectrometer," Optics Letters, V. 41, 11 (2016): 2434-2437, [PDF] Link to Publication
  7. Alloatti, L. and Cheian, D. and Ram, R. J., "High-speed modulator with interleaved junctions in zero-change CMOS photonics," Applied Physics Letters, 108, 131101 (2016) DOI: 10.1063/1.4944999 [PDF] Link to Publication
  8. L. Alloatti, and R. J. Ram, "Resonance-enhanced waveguide-coupled silicon-germanium detector," Applied Physics Letters (2016): 108, 071105 , DOI: 10.1063/1.4941995 [PDF] Link to Publication
  9. C. Sun, M. Wade, Y. Lee, J. Orcutt, L. Alloatti, M. Georgas, A. Waterman, J. Shainline, R. Avizienis, S. Lin, R. Kumar, F. Pavanello, A. Atabaki, H. Cook, A. Ou, B. Moss, J. Leu, Y-H. Chen, K. Asanovic, R. Ram, M. Popovic, V. Stojanovic , "Single-Chip Microprocessor with Integrated Photonic I/O," Nature (2015): v. 528, pp 534–538, DOI: 10.1038/nature16454 [PDF] Link to Publication
  10. H. Meng, A. Atabaki, J. Orcutt, and R. Ram, "Sub-bandgap polysilicon photodetector in zero-change CMOS process for telecommunication wavelength," Optics Express (2015): 23, 32643-32653 , DOI: 10.1364/OE.23.032643 [PDF] Link to Publication
  11. Jin Xue; Yuji Zhao; Sang-Ho Oh; Herrington, W.F.; Speck, J.S.; DenBaars, S.P.; Nakamura, S.; Ram, R.J., "Thermally enhanced blue light-emitting diode," Applied Physics Letters (2015): 107, DOI: 10.1063/1.4931365 [PDF] Link to Publication
  12. L Alloatti, SA Srinivasan, JS Orcutt, RJ Ram, "Waveguide-coupled detector in zero-change complementary metal–oxide–semiconductor," Appl. Phys. Lett. 107, 041104 (2015) DOI: [PDF] Link to Publication
  13. C Sun, M Wade, M Georgas , S Lin , L Alloatti , B Moss , R Kumar, A Atabaki , F Pavanello , R Ram , M Popović , V Stojanović , "A 45nm SOI Monolithic Photonics Chip-to-Chip Link with Bit-Statistics-Based Resonant Microring Thermal Tuning," VLSI Symposium (2015) [PDF] Link to Publication
  14. NJ Mozdzierz, KR Love, KS Lee, HLT Lee, KA Shah, R. J. Ram, J.C. Love, "A perfusion-capable microfluidic bioreactor for assessing microbial heterologous protein production," Lab on a Chip (2015): 15, 2918-2922, DOI: 10.1039/C5LC00443H [PDF] Link to Publication
  15. L Alloatti, M Wade, V Stojanovic, M Popovic, R J Ram, "Photonics design tool for advanced CMOS nodes," IET Optoelectronics, Vol. 9, Iss. 4, (2015): 163–167, DOI: 10.1049/iet-opt.2015.0003 [PDF] Link to Publication
  16. Singh, G.P., S. Goh, M. Canzoneri and R. J. Ram, "Raman Spectroscopy of Complex Defined Media: Biopharmaceutical Applications," Journal of Raman Spectroscopy (2015) DOI: 10.1002/jrs.4686 [PDF] Link to Publication
  17. Sun, C., M. Georgas, J. Orcutt, B. Moss, Y.-H. Chen, J. Shainline, M. Wade, K. Mehta, K. Nammari, E. Timurdogan, D. Miller, O. Tehar-Zahav, Z. Sternberg, J. Leu, J. Chong, R. Bafrali, G. Sandhu, M. Watts, R. Meade, M. Popovic, R. Ram, V. Stojanovic, "A Monolithically-Integrated Chip-to-Chip Optical Link in Bulk CMOS," IEEE J. of Solid-State Circuits 50.4 (2015): 828-844, DOI: 10.1109/JSSC.2014.2382101 [PDF] Link to Publication
  18. Han, N., O. Purcell, K. S. Lee, T. K. Lu, and R. J. Ram, "Microfluidics for Control in Synthetic Biology," MicroTAS, San Antonio, TX (2014) [PDF] Link to Publication
  19. D. Huang, P. Santhanam, and R. J. Ram, "Low-Power Communication with a Photonic Heat Pump," Optics Express, 22, S7 (2014): A1650-58, [PDF] Link to Publication
  20. K. K. Mehta, A. M. Eltony, C. D. Bruzewicz, I. L. Chuang, R. J. Ram, J. M. Sage, and J. Chiaverini, "Ion Traps Fabricated in a CMOS Foundry," Applied Physics Letters 105, 044103 (2014) [PDF] Link to Publication
  21. K. K. Mehta, J. S. Orcutt, J. M. Shainline, O. Tehar-Zahav, Z. Sternberg, R. Meade, M. A. Popović, and R. J. Ram, "Polycrystalline Silicon Ring Resonator Photodiodes in a Bulk Complementary Metal-Oxide-Semiconductor Process," Optics Letters 39, 4 (2014): 1061-4, [PDF] Link to Publication
  22. Loh, William, Siva Yegnanarayanan, Rajeev Ram, and Paul Juodawlkis, "A Nonlinear Optoelectronic Filter for Electronic Signal Processing," Nature Scientific Reports 4, 3613 (2014) [PDF] Link to Publication
  23. Gray, Jr., Dodd J., P. Santhanam, and R. J. Ram, "Design for Enhanced Thermo-Electric Pumping in Light Emitting Diodes," Applied Physics Letters 103.12 (2013): 123503, DOI: 10.1063/1.4821266 [PDF] Link to Publication
  24. Chen, S. C., S. L. Lee, H. Lo, Y. J. Hung, K. Y. Lee, C. G. Tu, Y. T. Pan and R. J. Ram, "Silicon Platform with Vertically Aligned Carbon Nanotubes for Enhancing Thermal Conduction in Hybrid Optoelectronic Integration," IEEE Trans. Compon. Packag. Manuf. Technol. 2.7 (2012): 1128-34, [PDF] Link to Publication
  25. Bahk, Je-Hyeong, P. Santhanam, Z. Bian, R. J. Ram, and A. Shakouri, "Resonant Carrier Scattering by Core-Shell Nanoparticles for Thermoelectric Power Factor Enhancement," Applied Physics Letters 100 (2012) DOI: 10.1063/1.3673615 [PDF] Link to Publication