Publications

[J38]Y. Cheng, M. K. Bashar, N. Shukla, Z. Lin, "A control theoretic analysis of oscillator Ising machines" Chaos 34 (7): 073103 (2024)

[J37] M.K. Bashar, A. Hasan, N. Shukla, "Designing a K-state P-bit Engine" arXiv preprint arXiv:2403.06436 (2024)

[J36] M.K. Bashar, Z. Lin, N. Shukla, "Stability of oscillator Ising machines: Not all solutions are created equal" Journal of Applied Physics 134, 144901 (2023)

[J35] M.K. Bashar, N. Shukla, "Designing Ising machines with higher order spin interactions and their application in solving combinatorial optimization" Scientific Reports 13, 9558 (2023)

[J34] A. Mallick, M. K. Lenox, T. E. Beechem, J. F. Ihlefeld, N. Shukla, “Oxygen vacancy contributions to the electrical stress response and endurance of ferroelectric hafnium zirconium oxide thin films", Appl. Phys. Lett. 122, 132902 (2023)

[J33] M. K. Bashar, Z. Lin, N. Shukla, “Formulating Oscillator-Inspired Dynamical Systems to Solve Boolean Satisfiability” IEEE Journal of Exploratory Devices and Circuits (JxCDC) 9 (1), 12-20 (2023)

[J32] A. Mallick, Z. Zhao, M. K. Bashar, S. Alam, M. M. Islam, Y. Xiao, Y. Xu, A. Aziz, V. Narayanan, K. Ni and N. Shukla "CMOS-Compatible Ising Machines built using Bistable Latches Coupled through Ferroelectric Transistor Arrays" Scientific Reports 13, 1515 (2023)

[J31] M. K. Bashar, A. Mallick, A. W. Ghosh, N. Shukla, “Dynamical system-based computational models for solving combinatorial optimization on hypergraphs” IEEE Journal of Exploratory Devices and Circuits (JxCDC) 9 (1), 21-28 (2023)

[J30] M. K. Bashar, N. Shukla, “Constructing Dynamical Systems to Model Higher Order Ising Spin Interactions and their Application in Solving Combinatorial Optimization Problems” arXiv preprint arXiv:2211.05365 (2022)

[J29]  J. Ji, X. Ren, J. Gomez, M. K. Bashar, N. Shukla, S. Datta, P. Zorlutuna, "Large-scale Cardiac Muscle-Cell-Based Coupled Oscillator Network for Vertex Coloring Problem" Accepted in Advanced Intelligent Systems (2022)

[[J28] S. T. Jaszewski, E. R. Hoglund, A. Costine, M. H. Weber, S. S. Fields et al., "Impact of oxygen content on phase constitution and ferroelectric behavior of hafnium oxide thin films deposited by reactive high-power impulse magnetron sputtering" Acta Materialia, 239 C (2022)

[J27] A. Mallick*, M. K. Bashar*, Z. Lin, N. Shukla, “Computational Models Based on Synchronized Oscillators for Solving Combinatorial Optimization Problems” Physical Review Applied 17 (6), 064064​ (2022)

[J26] J. Vaidya, RS Kanthi, S. Alam, N. Amin, A. Aziz, N. Shukla “A three-terminal non-volatile ferroelectric switch with an insulator–metal transition channel” Scientific Reports 11(1), 1-8 (2022)

[J25] J. Vaidya, RS Surya Kanthi, N. Shukla “Creating electronic oscillator-based Ising machines without external injection locking” Scientific Reports 12(1), 1-8 (2022)

[J24] J. Vaidya, M. K. Bashar, N. Shukla “Using noise to augment synchronization among oscillators” Scientific Reports 11(1), 1-8 (2021)

[J23] M. K Bashar, A Mallick, N. Shukla “Experimental Investigation of the Dynamics of Coupled Oscillators as Ising Machines” IEEE Access 9, 48184-148190 (2021)

[J22] X. Ren, J. Gomez, M. K. Bashar, J. Ji, U. Isik Can, H.-C. Chang, N. Shukla, S. Datta, P. Zorlutuna, “Cardiac Muscle Cell‐Based Coupled Oscillator Network for Collective Computing” Advanced Intelligent Systems 2000253 (2021).

[J21] A. Mallick, M. K. Bashar, D. Truesdell, B. H. Calhoun, S. Joshi, N. Shukla “Using Synchronized Oscillators to Compute the Maximum Independent Set” Nature Communications 11 4689 (2020)

[J20] M. K. Bashar*, A. Mallick*, D. Truesdell, B. H. Calhoun, S. Joshi, N. Shukla, “Experimental Demonstration of a Reconfigurable Coupled Oscillator Platform to Solve Hard Combinatorial Optimization Problems” IEEE Journal of Exploratory Devices and Circuits (JxCDC) (2020)

[J19] A. Mallick, N. Shukla, “Evaluation of Bulk and SOI FeFET Architecture for Non-Volatile Memory Applications” Journal of Electron Device Society, 7 (2019); doi: 10.1109/JEDS.2019.2906834

[J18] M. Brahlek, L. Zhang, H.-T. Zhang, N. Shukla, H. Paik, D. G. Schlom, S. Datta, R. Engel-Herbert, “Opportunities in vanadium-based strongly correlated electron systems” MRS Communications, 7.1, 27-52 (2017)

[J17] A. Parihar, N. Shukla, M. Jerry, S. Datta, A. Raychowdhury, “Vertex coloring of graphs via phase dynamics of coupled oscillatory networks” Scientific Reports, 7 (2017)

[J16] S. Srinivasa, A. Aziz, N. Shukla, J. Sampson, S. Datta, J. P. Kulkarni, V. Narayanan, S. K. Gupta, “Correlated Material Enhanced SRAMs with Robust Low Power Operation” IEEE Transactions on Electron Devices 63(12), 4744-4752 (2016)

[J15] W. –Y. Tsai, X. Li, M. Jerry, B. Xie, N. Shukla, H. Liu, N. Chandramoorthy, M. Cotter, A. Raychowdhury, D. Chiarulli, S. Levitan, S. Datta, J. Sampson, N. Ranganathan, V. Narayanan, “Enabling New Computation Paradigms with HyperFET - an Emerging Device” IEEE Transactions On Multi-Scale Computing Systems, 2, 30-48 (2016)

[J14] A. Aziz, N. Shukla, S. Datta, S. K. Gupta, “Steep Switching Hybrid Phase Transition FETs (Hyper-FET) for Low Power Applications: A Device-Circuit Co-Design Perspective (Part I & II)” IEEE Transactions on Electron Devices (2016)

[J13] N. Shukla, A. Thathachary, A. Agrawal, H. Paik, A. Aziz, D. G. Schlom, S. K. Gupta, R. Engel-Herbert, S. Datta, “A steep-slope transistor based on abrupt electronic phase transition” Nature Communications 6, 7812 (2015)

[Best Publication Award of the SRC / DARPA sponsored LEAST centre 2015].

[J12] A. Parihar, N. Shukla, S. Datta, A. Raychowdhury, “Synchronization of pairwise-coupled, identical, relaxation oscillators based on metal-insulator phase transition devices: A Model Study” J. Appl. Phys. 117, 054902 (2015).

[J11] P. Maffezzoni, L. Daniel, N. Shukla, S. Datta, A. Raychowdhury, V. Narayanan, “Modeling hysteresis in vanadium dioxide oscillators” Elec. Lett., 51 (11), 819-820 (2015)

[18] P. Maffezzoni, L. Daniel, N. Shukla, S. Datta, A. Raychowdhury, “Modeling and Simulation of Vanadium Dioxide Relaxation Oscillators” IEEE Transaction on Circuits and Systems I, 62 (9), 2207-2215 (2015).

[J10] K. Martens, J. W. Jeong, N. Aetukuri, C. Rettner, N. Shukla, E. Freeman, D. N. Esfahani, F. M. Peeters, T. Topuria, P. M. Rice, A. Volodin, B. Douhard, W. Vandervorst, M. G. Samant, S. Datta, S. S. P. Parkin, “Field Effect and Strongly Localized Carriers in the Metal-Insulator Transition Material VO2” Phys. Rev. Lett. 115, 196401 (2015)

[J9] H. Paik, J. A. Moyer, T. Spila, J. Tashman, J. Mundy, E. Freeman, N. Shukla, J. Lapano, R. Engel-Herbert, W. Zander, J. Schubert, D. Muller, S. Datta, P. Schiffer, D. G. Schlom, “Transport properties of ultra-thin VO2 films on (001) TiO2 grown by reactive molecular-beam epitaxy” Appl. Phys. Lett., 107 (16), 163101 (2015)

[J8] A. Parihar, N. Shukla, S. Datta, A. Raychowdhury, “Exploiting Synchronization Properties of Correlated Electron Devices in a Non-Boolean Computing Fabric for Template Matching” IEEE Journal on Emerging and Selected Topic in Circuits and Systems, 4 (4), 450-459 (2014)

[J7] N. Shukla, A. Parihar, E. Freeman, H. Paik, G. Stone, V. Narayanan, H. Wen, Z. Cai, V. Gopalan, A. Raychowdhury, S. Datta, “Synchronized charge oscillations in correlated electron systems” Nature Scientific Reports, 4, 4964 (2014)

[J6] N. Shukla, T. Joshi, S. Dasgupta, P. Borisov, D. Lederman, S. Datta, “Electrically induced insulator to metal transition in epitaxial SmNiO3 thin films” Appl. Phys. Lett. 105, 01210 (2014)

[J5] M. Huefner, R. K. Ghosh, N. Shukla, H. Paik, D. G. Schlom, S. Datta, “Hubbard gap modulation in vanadium dioxide nanoscale tunnel junctions” Nano Lett., 14, 6115-6120 (2014)

[J4] M. J. Hollander, H. Madan, N. Shukla, D. Snyder, J. Robinson, S. Datta, “Short-channel graphene nanoribbon transistors with enhanced symmetry between p-and n-branches” Appl. Phys. Exp., 7(5), 055103 (2014)

[J3] A. Kar, Nikhil Shukla, E. Freeman, H. Paik, H. Liu, R. Engel-Herbert, S. Bharadwaja, D. G. Schlom, S. Datta “Intrinsic electronic switching time in ultrathin epitaxial vanadium dioxide thin film”, Appl. Phys. Lett. 102, 072106 (2013)

[J2] E. Freeman, G. Stone, Nikhil Shukla, H. Paik, J. Moyer, Z. Cai, H. Wen R. Engel-Herbert, V. Gopalan, S. Datta. “Nanoscale structural evolution of electrically driven insulator to metal transition in vanadium dioxide” Appl. Phys. Lett. 103, 26 (2013)

[J1] A. Agrawal, N. Shukla, K. Ahmed, S. Datta “A unified model for insulator selection to form ultra-low resistivity metal-insulator-semiconductor contacts to n-Si, n-Ge, and n-InGaAs” Appl. Phys. Lett., 101(4), 042108 (2012)

[C33] M. K. Bashar, Z. li, V. Narayanan, N. Shukla “An FPGA-based Max-K-Cut Accelerator Exploiting Oscillator Synchronization Model” 2024 International Symposium on Quality Electronic Design (ISQED), San Francisco, USA

[C32] A. Mallick, Megan Lenox, Thomas Beechem, J. F. Ihlefeld, N. Shukla “Insights Into the Electrical Stress Response and Endurance of Ferroelectric Hafnium Zirconium Oxide Thin Films” IEEE International Symposium on Applications of Ferroelectrics, Cleveland, USA (2023)

[C31] Y. Xiao, Y. Xu, Z. Jiang, S. Deng, Z. Zhao, A. Mallick, L. Sun, R. Joshi, X. Li, N. Shukla,V. Narayanan, K. Ni, "On the Write Schemes and Efficiency of FeFET 1T NOR Array for Embedded Nonvolatile Memory and Beyond" Accepted in 2022 IEEE International Electron Devices Meeting (IEDM, 2022)

[C30] M. Islam, S. Alam, N. Shukla, A. Aziz, “Design Space Analysis of Superconducting Nanowire-based Cryogenic Oscillators” Device Research Conference, Columbus, USA (2022)

[C29] A. Mallick, M. K. Bashar, and N. Shukla, "Oscillator-based Dynamical Computing Platforms to Solve Combinatorial Optimization," 2022 6th IEEE Electron Devices Technology & Manufacturing Conference (EDTM, 2022)

[C28] A. Mallick, M. K. Bashar, D. Truesdell, B. H. Calhoun, N. Shukla “Overcoming the Accuracy vs. Performance Trade-off in Oscillator Ising Machines” 2022 International Electron Devices Meeting (IEDM), San Francisco (2021)

[C27] M. K. Bashar, J. Vaidya, A. Mallick, RS Kanthi, C. Lee, F. Shi, V. Narayanan, N. Shukla “Ferroelectric-based Accelerators for Computationally Hard Problems” 2021 Great Lakes VLSI symposium (GLVSI) (2021).

[C26] A. Mallick, M. K. Bashar, D. Truesdell, B. H. Calhoun, S. Joshi, N. Shukla “Graph Coloring using Coupled Oscillator-based Dynamical Systems” 2021 IEEE International Symposium on Circuits and Systems (ISCAS) 1-5 (2021).

[C25] S. Ganguly, N. Shukla, A. Ghosh “Ultra-Compact, Scalable, Energy-Efficient VO2 Insulator-Metal-Transition Oxide Based Spiking Neurons for Liquid State Machines” VLSI-SoC 2020 Salt Lake City, UT

[C24] M. K. Bashar, R. Hrdy, A. Mallick, F. Farnoud (Hassanzadeh), N. Shukla, “Solving the Maximum Independent Set Problem using Coupled Relaxation Oscillators” Proc. Of Device Research Conference, Ann Arbor, USA (2019)

[C23] M. Jerry, A. Aziz, S. Datta, S. K. Gupta, N. Shukla, “A Threshold Switch Augmented Hybrid-FeFET (H-FeFET) with Enhanced Read Distinguishability and Reduced Programming Voltage for Non-Volatile Memory Applications” VLSI Technology Symposium, Hawaii (2018)

[C22] A. Aziz, R. Engel-Herbert, S. K. Gupta, N. Shukla, “A Three-Terminal Edge-Triggered Mott Switch”, Device Research Conference, Santa Barbara (2018)

[C21] A. Aziz, N. Shukla, A. Seabaugh, S. Datta and S. Gupta "Cockcroft-Walton Multiplier based on Unipolar Ag/HfO2/Pt Threshold Switch" Device Research Conference, Santa Barbara (2018)

[C20] M. Jerry, A. Aziz, S. Datta, S. K. Gupta, N. Shukla, “A Threshold Switch Augmented Hybrid-FeFET (H-FeFET) with Enhanced Read Distinguishability and Reduced Programming Voltage for Non-Volatile Memory Applications” VLSI Technology Symposium, Hawaii (2018)

[C19] A. Aziz, R. Engel-Herbert, S. K. Gupta, N. Shukla, “A Three-Terminal Edge-Triggered Mott Switch”, Device Research Conference, Santa Barbara (2018)

[C18] N. Shukla, R. K. Ghosh, B. Grisafe, S. Datta, “Fundamental Mechanism Behind Volatile and Non-Volatile Switching in Metallic Conducting Bridge RAM” International Electron Devices Meeting (IEDM), 4.3, San Francisco (2017)

[C17] A. Aziz, X. Li, N. Shukla, S. Datta, M. F. Chang, V. Narayanan, S. K Gupta, “Low power current sense amplifier based on phase transition material”, Device Research Conference, (2017)

[C16] N. Shukla, W.Y-. Tsai, M. Jerry, M. Barth, V. Narayanan, S. Datta, “Ultra-low powered coupled oscillators for computer vision applications” IEEE Symposium on VLSI Technology, 20.2, Hawaii (2016).

[C15] N. Shukla, B. Grisafe, R. K. Ghosh, N. Jao, A. Aziz, J. Frougier, S. Sonde, S. K. Gupta, S. Datta, “Ag/HfO2 based Threshold Switch with Extreme Non-Linearity for Unipolar Cross-Point Memory and Steep-slope Phase-FETs” International Electron Devices Meeting (IEDM), 34.6, San Francisco (2016)

[Best Publication Award of the SRCs/DARPA sponsored LEAST Center 2017].

[C14] N. Shukla, S. Datta, A. Parihar, A. Raychowdhury, “Synchronized Relaxation Oscillators Harnessing Correlated Electron Systems” International Microwave Symposium (IMS), San Francisco, (2016) [Invited]

[C13] S. K. Gupta, A. Aziz, N. Shukla, S. Datta, “On the Potential of Correlated Materials in the Design of Spin-based Cross-point Memories” International Symposium on Circuits and Systems (ISCAS), Portugal (2016) [Invited]

[C12] N. Shukla, M. Jerry, H. Nair, M. Barth, D. G. Schlom, S. Datta, “Electrically Driven Reversible Insulator-Metal Phase Transition in Ca2RuO4” 74th Device Research Conference, Delaware (2016) [Best Publication Award of the SRC / DARPA sponsored LEAST centre 2016].

[C11] N. Shukla, S. Datta, “In Quest of the Next Switch” International Conference on Simulation of Semiconductor Processes & Devices (SISPAD), Germany (2016) [Invited Plenary Talk.

[C10] N. Shukla, S. Datta, A. Parihar, V. Narayanan, A. Raychowdhury, “Computing with Dynamical Systems” Cellular Nanoscale Networks and their Applications, Germany (2016)

[C9] J. Frougier, N. Shukla, D. Deng, M. Jerry, L. Liu, T. Mayer, S. K. Gupta, S. Datta, “Monolithic Phase-transition-FET Exhibiting Steep Switching Slope of 8mV/decade and 36% Enhanced ON Current” IEEE Symposium on VLSI Technology, 21.4, Hawaii (2016)

[Best Publication Award of the SRC / DARPA sponsored LEAST centre 2016].

[C8] M. Jerry, N. Shukla, H. Paik, D. G. Schlom and S. Datta, “Dynamics of electrically driven sub-nanosecond switching in Vanadium dioxide” Silicon Nanoelectronics Workshop (SNW), Hawaii (2016)

[C7] A. Aziz, N. Shukla, S. Datta, S. K. Gupta, “Implication of Hysteretic Selector Device on the Biasing Scheme of a Cross-point Memory Array” International Conference on Simulation of Semiconductor Processes and Devices (SISPAD), Washington D.C. (2015).

[C6] A. Aziz, N. Shukla, S. Datta, S. K. Gupta, “COAST: Correlated Material Assisted STT MRAMs for Optimized Read Operation” International Symposium on Low Power Electronics and Design (ISLPED), Italy (2015).

[C5] A. Aziz, N. Shukla, S. Datta, S. K. Gupta, “Read Optimized MRAM with Separate Read-Write Paths based on Concerted Operation of Magnetic Tunnel Junction with Correlated Material” 73rd Device Research Conference, Columbus (2015).

[C4] N. Shukla, A. Parihar, M. Cotter, M. Barth, X. Li, N. Chandramoorthy, D. G. Schlom, V. Narayanan, A. Raychowdhury, S. Datta, “Pairwise Coupled Hybrid Vanadium Dioxide-MOSFET (HVFET) Oscillators for Non-Boolean Associative Computing” International Electron Devices Meeting (IEDM), 28.7, San Francisco (2014)

[C3] S. Datta, N. Shukla, M. Cotter, A. Parihar, A. Raychowdhury, “Neuro Inspired Computing with Coupled Relaxation Oscillators”, 51st Annual Design Automation Conference (DAC),1-6 (2014).

[C2] M. J. Hollander, Nikhil Shukla, N. Agarwal, J. Robinson, S. Datta, “Reduction of charge transfer region using graphene nano-ribbon geometry for improved complementary FET performance at sub-micron channel length” Device Research Conf., Notre Dame (2013).

[C1] E. Freeman, A. Kar, N. Shukla, R. Misra, R. Engel-Herbert, D. Schlom, V. Gopalan, K. Rabe, and S. Datta. "Characterization and modeling of metal-insulator transition (MIT) based tunnel junctions." Device Research Conference (DRC), 2012.

[B2] X. Li, M. S. Kim, S. George, A. Aziz, M. Jerry, N. Shukla, J. Sampson, S. Gupta, S. Datta, V. Narayanan “Emerging Steep-Slope Devices and Circuits: Opportunities and Challenges” Beyond-CMOS Technologies for Next Generation Computer Design”. Springer, Cham, 2019. 195-230.

[B1] N. Shukla, S. Datta, A. Parihar, A. Raychowdhury, “Computing with Coupled Relaxation Oscillators” Future Trends in Microelectronics: Journey into the Unknown, Wiley (2016).