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The non-destructive capacitance read-out of ferroelectric capacitors (FeCaps) based on doped HfO$_2$ metal-ferroelectric-metal (MFM) structures offers the potential for low-power and highly scalable crossbar arrays. This is due to a number…

Emerging Technologies · Computer Science 2025-08-13 Luca Fehlings , Muhtasim Alam Chowdhury , Banafsheh Saber Latibari , Soheil Salehi , Erika Covi

Processing long-context inputs with large language models presents a significant challenge due to the enormous memory requirements of the Key-Value (KV) cache during inference. Existing KV cache compression methods exhibit noticeable…

Computation and Language · Computer Science 2025-07-29 Dongquan Yang , Yifan Yang , Xiaotian Yu , Xianbiao Qi , Rong Xiao

A major challenge in the molecular simulation of electric double layer capacitors (EDLCs) is the choice of an appropriate model for the electrode. Typically, in such simulations the electrode surface is modeled using a uniform fixed charge…

Computational Physics · Physics 2015-06-22 Zhenxing Wang , Yang Yang , David L. Olmsted , Mark Asta , Brian B. Laird

In this work, we investigate the device-to-device variations in remanent polarization of Hafnium-Zirconium-Oxide based Metal-Ferroelectric-Insulator-Metal (MFIM) stacks. We consider the effects of polycrystallinity in conjunction with…

Computational Physics · Physics 2023-03-29 Revanth Koduru , Imtiaz Ahmed , Atanu K Saha , Xiao Lyu , Peide Ye , Sumeet K. Gupta

Charge-domain compute-in-memory (CIM) SRAMs have recently become an enticing compromise between computing efficiency and accuracy to process sub-8b convolutional neural networks (CNNs) at the edge. Yet, they commonly make use of a fixed…

Hardware Architecture · Computer Science 2024-12-30 Adrian Kneip , Martin Lefebvre , Pol Maistriaux , David Bol

The attention mechanism is a key computing kernel of Transformers, calculating pairwise correlations across the entire input sequence. The computing complexity and frequent memory access in computing self-attention put a huge burden on the…

Hardware Architecture · Computer Science 2024-10-31 Ashkan Moradifirouzabadi , Divya Sri Dodla , Mingu Kang

Non-volatile capacitive memories (nvCAPs) exhibiting AC small-signal capacitance on/off ratio (Con/Coff) with non-destructive read have emerged as a promising device for next-generation memory paradigms. Recently, BEOL-compatible…

Materials Science · Physics 2025-12-19 Junmo Lee , Chengyang Zhang , Tae-Hyeon Kim , Suman Datta , Shimeng Yu

A multi-bit digital weight cell for high-performance, inference-only non-GPU-like neuromorphic accelerators is presented. The cell is designed with simplicity of peripheral circuitry in mind. Non-volatile storage of weights which eliminates…

Emerging Technologies · Computer Science 2017-10-24 Borna Obradovic , Titash Rakshit , Ryan Hatcher , Jorge Kittl , Rwik Sengupta , Joon Goo Hong , Mark S. Rodder

Numerous applications in quantum and classical optics require scalable, high-speed modulators that cover visible-NIR wavelengths with low footprint, drive voltage (V) and power dissipation. A critical figure of merit for electro-optic (EO)…

In hafnia-based thin-film ferroelectric devices, chemical phenomena during growth and processing such as oxygen vacancy formation and interfacial reactions appear to strongly affect device performance. However, the nanoscale structure,…

Single ferroelectric memcapacitor-based time-domain (TD) content-addressable memory (CAM) is proposed and experimentally demonstrated for high reliability and density. The proposed TD CAM features the symmetric capacitance-voltage…

Emerging Technologies · Computer Science 2025-03-04 Minjeong Ryu , Jae Seung Woo , Yeonwoo Kim , Woo Young Choi

This paper presents a non-Hermitian physics-inspired voltage-controlled oscillator (VCO) topology, which is termed parity-time-symmetric topology. The VCO consists of two coupled inductor-capacitor (LC) cores with a balanced gain and loss…

Emerging Technologies · Computer Science 2023-01-31 Weidong Cao , Hua Wang , Xuan Zhang

Ferroelectricity, especially in hafnia-based thin films at nanosizes, has been rejuvenated in the fields of low-power, nonvolatile and Si-compatible modern memory and logic applications. Despite tremendous efforts to explore the formation…

In this paper we propose and evaluate the performance of a 3D-embedded neuromorphic computation block based on indium gallium zinc oxide ($\alpha$-IGZO) based nanosheet transistor and bi-layer resistive memory devices. We have fabricated…

Emerging Technologies · Computer Science 2022-05-01 Sunanda Thunder , Parthasarathi Pal , Yeong-Her Wang , Po-Tsang Huang

The interest in the ferroelectric non-volatile memory as a candidate for low power consumption electronic memories was raised after the discovery of ferroelectricity in hafnium oxide. Doping by different elements of hafnia films allows…

Materials Science · Physics 2024-08-09 Timur M. Zalyalov , Damir R. Islamov

This work presents the design and analysis of a sixth-order triple-coupled transformer-based tank, enabling third-harmonic expansion for mmWave VCOs. Unlike conventional fourth-order tanks, the proposed tank inherently supports three…

Signal Processing · Electrical Eng. & Systems 2026-04-30 Narahari N. Moudhgalya

Unconventional ferroelectricity, robust at reduced nanoscale sizes, exhibited by hafnia-based thin-films presents tremendous opportunities in nanoelectronics. However, the exact nature of polarization switching remains controversial. Here,…

The nitrogen-vacancy (NV) center in diamond exists in different charge states with distinct photoluminescence properties, which are sensitive to the nanoscale electrochemical environment. Hence, the NV charge state is emerging as a powerful…

Mesoscale and Nanoscale Physics · Physics 2026-05-12 Patrick Voorhoeve , Hiroshi Abe , Takeshi Ohshima , Qiang Sun , Anita Quigley , Rob Kapsa , Nikolai Dontschuk , Philipp Reineck

Recent advances in silicon foundry-process compatible ferroelectric (FE) thin films have reinvigorated interest in FE-based non-volatile memory (NVM) devices. Ferroelectric diodes (FeDs) are two-terminal NVM devices exhibiting rectifying…

Materials Science · Physics 2025-04-01 Soumya Sarkar , Xiwen Liu , Deep Jariwala

This paper presents a low-area and low-power consumption CMOS differential current controlled oscillator (CCO) for neuromorphic applications. The oscillation frequency is improved over the conventional one by reducing the number of MOS…

Signal Processing · Electrical Eng. & Systems 2020-11-03 Xueyong Zhang , Jyotibdha Acharya , Arindam Basu