Krishna Pochana (kpochana@mit.edu) received his B.S. degree in Electrical Engineering from the California Institute of Technology (Caltech), Pasadena, California, in 2024. He is currently pursuing a Ph.D. in Electrical Engineering and Computer Science in the Terahertz Integrated Electronics Group at MIT. His research interests are in mmWave/THz platforms for low-power and ultra-miniaturized systems in application spaces including robotics, biomedicine, imaging, and other novel areas.
Eunseok Lee (eunseok@mit.edu) received the B.S. degree in electrical engineering from the Korea Advanced Institute of Science and Technology (KAIST), Daejeon, South Korea, in 2020, and the M.S. degree in electrical engineering and computer science (EECS) from the Massachusetts Institute of Technology (MIT), Cambridge, MA, USA, in 2023, where he is currently pursuing the Ph.D. degree. His research focus is mmWave/THz and hardware security systems for low-power ultra-miniaturized platforms, spanning across digital, analog/mixed-signal, and THz ICs.
Honors & Awards:
– Mathwork Fellowship, MIT 2023
– Doctoral Study Abroad Scholarship, Korea Foundation for Advanced Studies 2021
– Irwin Mark Jacobs and Joan Klein Jacobs MIT Presidential Fellowship, MIT 2020
– Undergraduate Scholarship Program, Korea Foundation for Advanced Studies 2015
– KAIST Presidential Fellowship, KAIST 2014
– Korea Presidential Science Scholarship, Korea Student Aid Foundation 2014
Publications:
– E. Lee, X. Chen, M. Ashok, J. Won, A. Chandrakasan, R. Han, “A Packageless Anti-Tampering Tag Utilizing Unclonable Sub-THz Wave Scattering at the Chip-Item Interface”, IEEE Intl. Solid-State Circuit Conf. (ISSCC), San Francisco, CA, Feb. 2024.
– E. Lee, M. I. W. Khan, X. Chen, U. Banerjee, N. Monroe, R. Yazicigil, R. Han and A. Chandrakasan, “A 1.54-mm2, 264-GHz Wake-Up Receiver With Integrated Cryptographic Authentication for Ultra-Miniaturized Platforms”, IEEE Journal of Solid-State Circuits, vol. 59, no. 3, pp. 653-667, Mar. 2024
– E. Lee, M. I. W. Khan, X. Chen, U. Banerjee, N. Monroe, R. Yazicigil, R. Han and A. Chandrakasan, “A 1.54mm2 Wake-Up Receiver Based on THz Carrier Wave and Integrated Cryptographic Authentication”, IEEE Custom Integrated Circuit Conf. (CICC), San Antonio, TX, Apri. 2023 (Best paper finalist).
– M.I.W. Khan, E. Lee, N.M. Monroe, A.P. Chandrakasan, R. Han, “A Dual-Antenna, 263GHz Energy Harvester in CMOS for Ultra-Miniaturized Platforms with 13.6% RF-to-DC Conversion Efficiency at -8dBm Input Power,” IEEE Radio-Frequency Integrated Circuit Symposium (RFIC), Denver, CO, Jun. 2022.
– D. Kim*, E. Lee*, J.Kim, P. Park, and S. Cho, “A Sleep Apnea Monitoring IC for Respiration, Heart-Rate, SpO2 and Pulse-Transit Time Measurement Using Thermistor, PPG and Body-Channel Communication,” IEEE Sensors Journal, vol. 20, no. 4, pp. 1997-2007, Feb. 2020.
Email: avabowen@mit.edu
Office: 39-527
Pradyot Yadav (yadavps@mit.edu) received his B.S. in electrical engineering with highest honors from the Georgia Institute of Technology, Atlanta, GA, USA, in 2022. He is currently working toward his Ph.D. at the Massachusetts Institute of Technology. Pradyot has been involved in RF / high frequency circuit design since he was a sophomore in high school. At Georgia Tech, he worked with Professor Hua Wang and Professor James Kenney on GaN power amplifier design. His current research interests lie at the intersection of sub-THz devices, circuits, and heterogeneous integration. He is involved in the full continuum of chip design from transistor fabrication in the cleanroom, to the design of circuits, to advanced package processing. He has held several R&D internships at companies such as Qorvo, Raytheon, and IBM. Yadav has served as a reviewer for the IEEE Electron Device Letters. He was also the chair of the 2024 MIT MTL MARC Conference and served on the 2021 IEEE MTT-S IMS steering committee. Aside from his academic research interests, Yadav is an avid electronic design consultant having previously worked on health care monitoring systems and compact, high-voltage x-ray power supply designs.
Matthew Cox (coxm@mit.edu) received the S.B. degree in Electrical Engineering from MIT in 2023, and is currently pursuing an M.Eng. He has interned at Analog Devices developing a new topology of analog buffer. His academic interests include analog, RF, and power electronics.
Lejla Skelic (lejla@mit.edu) received her B.S. degree in Electrical Engineering and Computer Science from Massachusetts Institute of Technology (MIT) and is currently pursuing an M.Eng in the same department at MIT. Her research interests include computer systems and security, applied machine learning (ML), and nanotechnology. She has done research and internships with MIT and Analog Devices (ADI) that focused on multi-level ML algorithm optimization, nanodevice fabrication process development, device performance evaluation and optimization, and ML application for understanding device performance and limitations.
Yan Xu (yanx1326@mit.edu) received the B.S. degree in Microelectronics Science and Engineering from the University of Electronic Science and Technology of China in 2023. She is currently pursuing a Ph.D. degree in the Department of Electrical Engineering and Computer Science (EECS) with the Massachusetts Institute of Technology (MIT). During her Bachelor’s degree, she did the internship as a research assistant in Rice Integrated Systems and Electromagnetics (RISE) Lab, working on Implantable Wireless Data Transfer.
Jaehong Jung (jung0214@mit.edu) received the B.S. and M.S. degrees in semiconductor systems engineering from Sungkyunkwan University, Suwon, South Korea, in 2015 and 2017, respectively. He is currently pursuing a Ph.D. degree in electrical engineering and computer science with the Massachusetts Institute of Technology, Cambridge, MA, USA. Since 2017, he has been with Samsung Electronics, Hwaseong, South Korea, where he has focused on developing high-quality clock generation ICs including PLLs, DLLs, on-chip oscillators, and crystal oscillators for SoC platforms and RF transceivers. His research interests include high-speed serial links, clock generation ICs, ultra-low power ICs, and fully synthesized calibration algorithms.
AWARDS
PUBLICATIONS
Cole Brabec (cbrabec@mit.edu) is a PhD student with the Terahertz Integrated Electronics group at MIT. Cole received his B.S. in Electrical Engineering from the California Institute of Technology in 2021. His research focuses include ultrafast optoelectronic systems and sensing theory.
AWARDS
PUBLICATIONS
Nikita Romanov (romanovn@mit.edu) is a senior-year undergraduate student majoring in Electrical Engineering at the Massachusetts Institute of Technology (MIT). During his undergrad, he completed two internships at Apple Inc, where he designed system-level hardware for the iPhone and an ultra-compact LDO for Apple Silicon. He is interested in electromagnetism, mmWave circuits, analog design & quantum physics.
AWARDS
Xibi Chen (xibichen@mit.edu) is a PhD student at Terahertz Integrated Electronics Group, Microsystem Technology Laboratories (MTL), Department of Electrical Engineering and Computer Science (EECS), Massachusetts Institute of Technology (MIT). He received his B.S. and M.S. degrees from Department of Electronic Engineering, Tsinghua University, Beijing, China, in 2017 and 2020, respectively. He was a Research Assistant at Microwave and Antenna Institute, Department of Electronic Engineering, Tsinghua University, from 2015 to 2020.
AWARDS & Honors
PUBLICATIONS
Mingran Jia (mingran@mit.edu) received his B.S. degrees, majoring in Electromagnetic Field and Wireless Technology, from Department of Electronic Science and Engineering, University of Electronic Science and Technology of China, China in 2021. He is currently pursuing the Ph.D. degree at Microsystem Technology Laboratories (MTL), Department of Electrical Engineering and Computer Science (EECS), Massachusetts Institute of Technology (MIT).
PUBLICATIONS
Daniel Sheen (dsheen@mit.edu) received his B.S in Electrical Science and Engineering in 2019, and his M.Eng in Electrical Engineering and Computer Science in 2021, both from the Massachusetts Institute of Technology (MIT). During his Master’s degree he worked at Haystack Observatory, where he designed the UHF phased array feed currently used at the Westford Radio Telescope. Following graduation, he worked at Diversified Technologies inc. developing high power solid state microwave amplifier systems. Since the Fall of 2022 he has returned to MIT to pursue a PhD as an Analog Devices Graduate Fellow in the Electrical Engineering and Computer Science Department, working with MITs Haystack Observatory and the Terahertz Integrated Electronics Group.
AWARDS
PUBLICATIONS
Xiang Yi (S’11–M’13) (xiangyi@mit.edu) received the B.E. degree, M.S. degree and Ph.D. degree from Huazhong University of Science & Technology (HUST) in 2006, South China University of Technology (SCUT) in 2009, Nanyang Technological University (NTU) in 2014, respectively.
He was a Postdoctoral Associate in Massachusetts Institute of Technology (MIT). He was a Research Fellow in NTU from 2014 to 2017. Since 2021, he became a professor at SCUT. His research interests include radio frequency (RF), millimetre-wave (mm-wave), and Terahertz frequency synthesizers and transceivers.
PUBLICATIONS
Mohamed Elsheikh (m_sheikh@mit.edu) received his B.Sc. and M.Sc. in electronics and electrical communications engineering in 2016 and 2019, from Ain Shams University, Cairo, Egypt. Post-graduation, he worked as a teaching and research assistant at the same department. His research at the Microwaves and Antenna Research Lab (MARL) included the investigation of multi-modal transmission lines for modeling transitions, meta-material structures, and applications to microwave components. Starting from 2019, he’s a Ph.D. student at Electrical Engineering and Computer Science (EECS) department, Massachusetts institute of technology (MIT).
Publications
[1] M. A.G. Elsheikh and A. M.E. Safwat, “Wide-band modeling of SRR-loaded CPW”, IEEE Transactions on Microwave Theory and Techniques, vol. 67, no. 3, pp. 851-860, March 2019.
[2] M. A.G. Elsheikh and A. M.E. Safwat, “Geometrical modeling of strip-loaded CPW and its application to all CPW air-bridge free Wilkinson power dividers,” IEEE Trans. Microw. Theory Techn., vol. 67, no. 8, pp. 3370-3376, Aug. 2019.
[3] M. A.G. Elsheikh, A. M.E. Safwat and Hadia Elhennawy, “High-Efficiency AMC Loaded Dipole Above FR4 substrate”, International Journal of Microwave and Wireless Technologies, pp. 1–7.
Mina Kim (minahkim@mit.edu)was born in Ulsan, Korea, in 1992. She received the B.S. degree (summa cum laude) and M.S. degree in electrical engineering from Ulsan National Institute of Science and Technology (UNIST), Korea, in 2013 and 2016. Her research interests include innovative mm-wave and THz integrated circuit and system designs. From Sep. 2017, She is a Ph.D. student at Massachusetts Institute of Technology (MIT).
Publications
Jinchen Wang (jinchen@mit.edu) received the B.Eng. degree in electronic information engineering from the University of Electronic Science and Technology of China in 2019, and the B.Eng. degree with first-class honors in electronics and electrical engineering from the University of Glasgow in 2019. He is currently pursuing the Ph.D. degree with the Department of Electrical Engineering and Computer Science, MIT. His research interests include RF/mmW/THz circuits, algorithms, and systems for radar imaging, wireless communication, quantum computing, and other novel applications. He was also a recipient of the IEEE Microwave Theory and Technique Society Undergraduate/Pre-Graduate Scholarship Award in 2019.
Publications:
1. X. Yi, J. Wang, C. Wang, K. E. Kolodziej and R. Han, “A 3.4–4.6GHz In-Band Full-Duplex Front-End in CMOS Using a Bi-Directional Frequency Converter,” 2020 IEEE Radio Frequency Integrated Circuits Symposium (RFIC), Los Angeles, CA, USA, 2020, pp. 47-50.
2. X. Yi, C. Wang, X. Chen, J. Wang, J. Grajal and R. Han, “A 220-to-320-GHz FMCW Radar in 65-nm CMOS Using a Frequency-Comb Architecture,” in IEEE Journal of Solid-State Circuits.
3. X. Yi, C. Wang, M. Lu, J. Wang, J. Grajal and R. Han, “4.8 A Terahertz FMCW Comb Radar in 65nm CMOS with 100GHz Bandwidth,” 2020 IEEE International Solid- State Circuits Conference – (ISSCC), San Francisco, CA, USA, 2020, pp. 90-92.
4. C. Li, F. You, J. Wang, J. Huang and S. He, “Third-order complex delta-sigma modulator with arbitrary poles and zeros placement,” in Electronics Letters, vol. 56, no. 2, pp. 71-73, 23 01 2020.
5. J. Peng, S. He, W. Shi, T. Yao, J. Wu and J. Wang, “Adaptive Signal Separation for Dual-Input Doherty Power Amplifier,” in IEEE Transactions on Microwave Theory and Techniques, vol. 68, no. 1, pp. 121-131, Jan. 2020.
6. C. Li, F. You, J. Peng, J. Wang, M. F. Haider and S. He, “Co-Design of Matching Sub-Networks to Realize Broadband Symmetrical Doherty With Configurable Back-Off Region,” in IEEE Transactions on Circuits and Systems II: Express Briefs, vol. 67, no. 10, pp. 1730-1734, Oct. 2020.
7. W. Shi, S. He, J. Peng and J. Wang, “Digital Dual-Input Doherty Configuration for Ultrawideband Application,” in IEEE Transactions on Industrial Electronics, vol. 67, no. 9, pp. 7509-7518, Sept. 2020.
8. C. Li, F. You, S. He, X. Tang, W. Shi and J. Wang, “High-Efficiency Power Amplifier Employing Minimum-Power Harmonic Active Load Modulator,” in IEEE Transactions on Circuits and Systems II: Express Briefs, vol. 66, no. 8, pp. 1371-1375, Aug. 2019.
9. C. Li, F. You, X. Zhu, J. Wang and S. He, “Design of Broadband Doherty Power Amplifier with Extended Efficiency Range Employing Asymmetric Structure,” 2018 Asia-Pacific Microwave Conference (APMC), Kyoto, 2018, pp. 452-454.
10. J. Wang, S. He, F. You, W. Shi, J. Peng and C. Li, “Codesign of High-Efficiency Power Amplifier and Ring-Resonator Filter Based on a Series of Continuous Modes and Even–Odd-Mode Analysis,” in IEEE Transactions on Microwave Theory and Techniques, vol. 66, no. 6, pp. 2867-2878, June 2018.
11. J. Wang, S. He and D. Gan, “A 2.4/3.5/5.2/5.8-GHz quad-band BPF using SLRs and triangular loop resonators,” in Electronics Letters, vol. 54, no. 5, pp. 299-301, 8 3 2018.
12. J. Wang, Y. Guan, H. Yu, N. Li, S. Wang, C. Shen, Z. Dai, D. Gan, R. Yang, S. He and G. Zhang, “Transparent graphene microstrip filters for wireless communications,” in Journal of Physics D: Applied Physics, 50(34), p.34LT01, 2017.
13. J. Wang, Y. Guan and S. He, “Transparent 5.8 GHz filter based on graphene,” 2017 IEEE MTT-S International Microwave Symposium (IMS), Honololu, HI, 2017, pp. 1653-1655.
Ibrahim (ibrahimw@mit.edu) received the B.E. degree (Hons.) in Electrical Engineering from the National University of Science and Technology (NUST), Islamabad, Pakistan in 2012, and the M.Sc. degree in Electrical Engineering from the Korea Advanced Institute of Science and Technology (KAIST), Daejeon, South Korea in 2016, where he worked on THz detectors and THz imaging systems based on CMOS technology. He is currently pursuing a Ph.D. degree with the Electrical Engineering and Computer Science (EECS) Department, Massachusetts Institute of Technology (MIT), Cambridge, MA, USA, where he is working on CMOS-based THz identification tags, THz energy harvesting systems, and THz-OAM secure transceivers. His research interests include mm-wave and THz integrated wireless systems. He is a recipient of IEEE Radio-Frequency Integrated Circuits (RFIC) Symposium 2021 Best Student Paper Award (First Place). He also received the Rector’s Silver Medal for his B.E. degree.
Personal Website
Selected Awards
Publications
Alec Yen (alecyen@mit.edu) is from Tullahoma, TN. He received the B.S. degree (summa cum laude) in Electrical Engineering from the University of Tennessee, Knoxville in 2020. His undergraduate research focused on analog integrated circuits, with past research in neuromorphic hardware, facial recognition, and power systems. He is currently a Ph.D. student in the EECS department at MIT, with a focus in terahertz integrated systems.
Publications:
[1] G. Long, M. Ericson, C. Britton, B. Roehrs, E. Farquhar, S. Frank, A. Yen, B. Blalock. A Sub-Threshold Low-Power Integrated Bandpass Filter for Highly-Integrated Spectrum Analyzers. (Submitted)
[2] A. Yen, B. Blalock. A High Slew Rate, Low Power, Compact Operational Amplifier Based on the Super-Class AB Recycling Folded Cascode. IEEE Midwest Symp. on Circuits and Systems, Aug. 2020.
[3] D. Cornett, A. Yen, G. Noyola, D. Montez, C. R. Johnson, S. T. Baird, H. J. Santos-Villalobos, and D. S. Bolme. Through the Windshield Driver Recognition. Electronic Imaging, 2019(13), 140-1.
[4] A. Yen, H. Cui, and K. Tomsovic. “CXSparse-Based Differential Algebraic Equation Framework for Power System Simulation.” IEEE North American Power Symposium, Sep. 2018.
Mohamed I. Ibrahim (ibrahimm@mit.edu) (URL: mibrahim.mit.edu) received the B.S. (with honors) and M.S. degrees in electrical engineering from Ain Shams University, Cairo, Egypt, in 2012 and 2016, respectively. From 2012 to 2016, he was working as a teaching/research assistant at the Microwave and Antenna Research Lab (MARL) at the Electronics and Communication Engineering department at the same university developing Metamaterial inspired antennas and microwave passive planar structures. Currently he is a graduate Ph.D. student at the Electrical Engineering and Computer Science (EECS) department at the Massachusetts Institute of Technology (MIT).
Publications
[1] M. I. Ibrahim and A. M. E. Safwat, “Metamaterial inspired penta-band monopole antenna,” IEEE Antennas and Wireless Propagation Letters, vol. 12, pp. 1684-1687, 2013.
[2] M. I. Ibrahim, S. I. Elhenawy and A. M. E. Safwat, “Dual-Band Orthogonal-Beam Multi-Standard CRLH Loop antenna,” in Proc. of European Microwave Conference (EuMC), Nuremberg, Germany, Oct. 2013.
[3] M. I. Ibrahim, S. I. Elhenawy and A. M. E. Safwat, “60 GHz Artificial Magnetic Conductor Loaded Dipole Antenna in 65 nm CMOS Technology,” in Proc. of European Microwave Conference (EuMC), Rome, Italy, Oct. 2014.
[4] M. I. Ibrahim, A. M. E. Safwat and H. El-Hennawy , “Single/Dual-Band CSRR-Loaded Differential-Fed Square Patch Antenna with Monopolar Radiation Pattern,” in proc. of the National radio science conference (NRSC), Aswan, Egypt, Feb. 2016.
[5] M. M. Mostafa, M. I. Ibrahim, T. M. Abuelfadl and A. M.E.Safwat, “An optically transparent wideband high impedance surface,” in Proc. of European Microwave Conference (EuMC), London, England, Oct. 2016.
Xingyu Zou (xzou@mit.edu) is an MEng student in electrical engineering, and she is really into circuits. She received her B.S. in electrical engineering and computer science at MIT, and she would like to focus more on hardware during her Master’s.
Yukimi Morimoto (yukimi@mit.edu) is from Kumamoto, Japan. She received B.S. in Electrical Science and Engineering from MIT. During her undergraduate years, she worked on fabrication and design of superconducting nanowire single-photon detectors. She would like to focus more on circuit design during her MEng.
Xingcun Li received the B.S. degree in Electronic Information Science and Technology from University of Electronic Science and Technology of China, Chengdu, China, in 2017. From Sep. 2017, he is a Ph.D. student at the Department of Electronic Engineering, Tsinghua University, Beijing, China. His research interests include sub-Terahertz and Terahertz integrated circuits and systems.
PUBLICATIONS
[1] Xingcun Li, Wenhua Chen, Yunfan wang and Zhenghe Feng, ”A 180 GHz high-gain cascode power amplifier in a 130-nm SiGeprocess”, Electronics letters.
[2] Xingcun Li, Wenhua Chen, Yunfan wang and Zhenghe Feng, ”A 160 GHz High Output Power and High Efficiency Power Amplifier in a 130-nm SiGe BiCMOS Technology”, IEEE Radio Frequency Integrated Circuits (RFIC), Los Angeles, CA, USA , Jun. 2020.
[3] Xingcun Li, Wenhua Chen, and Zhenghe Feng, ”A 180 GHz High-Gain Cascode Amplifier in 130-nm SiGe Process”, IEEE MTT-S International Microwave Conference on Hardware and Systems for 5G and Beyond(IMC-5G), Atlanta, GA, USA, Aug. 2019.
[4] Xingcun Li, Wenhua Chen, and Zhenghe Feng, ”A G-band Cascode Power Amplifier in 0.13um SiGe BiCMOS Technology”, the 11th UK-Europe-China conference on Millimetre Waves and Terahertz Technologies (UCMMT), Hangzhou, China, Sep. 2018.
[5] Xingcun Li, Wenhua Chen, Junmin Zhou and Zhenghe Feng, ”A Wideband 28 GHz Fully-Integrated Power Amplifier in 65 nm CMOS Technology”, the 10th International Conference on Microwave and Millimeter Wave Technology (ICMMT), Chengdu, China, May 2018.
Email: kbrody@mit.edu
Tel #: (617) 253-0719.
Aaron Pfitzenmaier (apfitzen@mit.edu) is a junior working towards a Bachelor of Science in Electrical Engineering. His interests include CMOS design, electromagnetics, analog circuit design, and physics. He enjoys doing origami and going for walks.
Lingshan Kong received the B.Eng. degree in electrical and electronic engineering from Nanyang Technological University (NTU), Singapore, in 2014, where she is currently working toward the Ph.D. degree.
Her research interests are focused on analog baseband design and wireline backplane transceiver design.
Weerachai (Junior) Neeranartvong (weeracha@mit.edu) is a fourth-year undergraduate majoring in EECS (Electrical Engineering and Computer Science) and Theoretical Mathematics. He has broad interests in analog/RF circuit designs, signal processing, wireless communications, algorithms, and control systems. He loves exploring new things.
Nestor Franco (nfranco@mit.edu) is a senior working towards a B.S. in Electrical Science and Engineering. He has a wide range of interests including microelectronic and circuit design, electromagnetic applications, neurophysiology, digital circuit design, and high speed photography. His hobbies include learning new languages, playing computer games, and playing and composing music.
Ronald Davis III (radavis4@mit.edu) is a senior majoring in Electrical Engineering and Physics. His research interests include signals processing, communications, and applied physics, among other areas. He enjoys playing tennis, writing, video games, and philosophy.