Kunyang Liu

ORCID: 0000-0002-9328-7076
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About
Contact & Profiles
Research Areas
  • Physical Unclonable Functions (PUFs) and Hardware Security
  • Advanced Memory and Neural Computing
  • Integrated Circuits and Semiconductor Failure Analysis
  • Chaos-based Image/Signal Encryption
  • Neuroscience and Neural Engineering
  • Phase Change Materials Research
  • Analog and Mixed-Signal Circuit Design
  • Aerogels and thermal insulation
  • Digital Media Forensic Detection
  • Advancements in Battery Materials
  • Carbon and Quantum Dots Applications
  • VLSI and Analog Circuit Testing
  • Recycling and utilization of industrial and municipal waste in materials production
  • Concrete and Cement Materials Research
  • Radio Frequency Integrated Circuit Design
  • MXene and MAX Phase Materials
  • Semiconductor materials and devices
  • Advancements in PLL and VCO Technologies
  • Flame retardant materials and properties
  • Marine and coastal ecosystems
  • Quantum-Dot Cellular Automata
  • Thermal properties of materials
  • Electrostatic Discharge in Electronics
  • Adsorption and Cooling Systems
  • Astrophysics and Star Formation Studies

Kyoto University
2024-2025

Kyoto College of Graduate Studies for Informatics
2024-2025

Shaanxi University of Science and Technology
2022-2024

Waseda University
2018-2024

Northeast Forestry University
2024

Beijing Normal University
2022-2023

Southwest University of Science and Technology
2023

Nanjing University
2021-2022

North China Electric Power University
2019-2020

University of Science and Technology Beijing
2020

Phase change materials (PCMs) are crucial for sustainable thermal management in energy-efficient construction and cold chain logistics, as they can store release renewable energy. However, traditional PCMs suffer from leakage a loss of formability above their phase temperatures, limiting shape stability versatility. Inspired by the muscle structure, formable with hierarchical structure solvent-responsive supramolecular networks based on polyvinyl alcohol (PVA)/wood composites developed. The...

10.1002/adma.202406915 article EN Advanced Materials 2024-08-03

The pursuit of high reversible capacity and long cycle life for rechargeable batteries has gained extensive attention in recent years, the development applicable electrode materials is key point. Herein, thanks to preintercalation lithium ions, a stable highly conductive nanostructure V2 C MXene successfully fabricated via facile self-discharge mechanism, which provides open spaces rapid ion diffusion guarantees fast electron transport. Taking prelithiated as electrode, an outstanding...

10.1002/smll.201906076 article EN Small 2020-01-27

This article presents a highly stable SRAM-based physically unclonable function (PUF) using enhancement- enhancement (EE)-structure bit cells for native stability improvement. The PUF are power-gated 2-D and normally in the OFF state, which largely reduces power is beneficial to attack tolerance. In addition, dark-bit detection technique based on lightweight integrated VSS-bias generator implemented order screen out potentially unstable (dark bits) induced by supply voltage/temperature (VT)...

10.1109/jssc.2019.2963002 article EN IEEE Journal of Solid-State Circuits 2020-01-01

This article introduces an SRAM-based physically unclonable function (PUF) that employs hybrid-mode operations in the enhancement-enhancement (EE) SRAM mode and CMOS to achieve both high native stability low power. A data latching scheme based on hybrid structure enables under supply voltage (V <sub xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:xlink="http://www.w3.org/1999/xlink">DD</sub> ). Furthermore, proposed PUF is compatible with hot carrier injection (HCI) burn-in...

10.1109/jssc.2020.3035207 article EN IEEE Journal of Solid-State Circuits 2020-11-13

This article proposes a mismatch self-compensation latch-based true random number generator (TRNG) that harvests metastable region's enhanced noise. The proposed TRNG exhibits high randomness across wide voltage (0.3–1.0 V) and temperature (−20 °C–100 °C) range by employing XOR of only four entropy sources (ESs). To achieve full output, an 8-bit von Neumann post-processing with waiting (VN8W) is used. the TRNG's output verified NIST SP 800–22 800-90B tests. TRNG, fabricated in 130-nm CMOS,...

10.1109/jssc.2021.3137312 article EN IEEE Journal of Solid-State Circuits 2022-03-19

To prevent negative effects of smoking, there is constant research on the development various types sustainable filter materials, capable removing toxic compounds present in cigarette smoke. Because extraordinary porosity and adsorption properties, metal-organic frameworks (MOFs) represent promising adsorbents for volatile molecules such as nicotine. This study reports new hybrid materials wherein six common MOFs different particle size are incorporated into cellulose fiber from bamboo pulp,...

10.1021/acs.langmuir.2c03454 article EN Langmuir 2023-04-03

Microcystin-LR (MC-LR) is a cyclic heptapeptide; it an intracellular toxin released by cyanobacteria that exhibits strong reproductive toxicity. Previous studies have demonstrated MC-LR induces oxidative stress in granulosa cells damaging the mitochondria, which eventually leads to follicle atresia and female subfertility. In present study, were exposed 0, 0.01, 0.1 1 μM MC-LR. After 24 h, we observed changes mitochondrial cristae morphology dynamics analyzing results of transmission...

10.1016/j.ecoenv.2021.111931 article EN cc-by-nc-nd Ecotoxicology and Environmental Safety 2021-01-25

10.1007/s11356-019-05573-5 article EN Environmental Science and Pollution Research 2019-05-31

The effective removal of chlorine ion from the desulfurization slurry is great significance to stable operation system. Modified fly ash hydrotalcites were prepared by alkali/acid-combined roasting and microwaving used as an adsorbent for in desulfurized wastewater. specific surface area porosity different adsorbents analyzed X-ray diffraction (XRD) scanning electron microscopy (SEM). impacts pH, temperature, dosage, adsorption shaking time on performance investigated. Results showed...

10.1021/acsomega.0c04074 article EN cc-by-nc-nd ACS Omega 2020-12-04

Strong physically unclonable functions (Strong PUFs) are expected to meet the low-energy and low-latency authentication requirements of IoT applications, owing their exponential number challenge-response pairs (CRPs). However, PUFs suffer from vulnerability modeling attacks a high bit-error rate (BER). The first PUF, known as arbiter has little tolerance against because linear summation path-delay times in its response [1]. Several studies have been conducted improve immunity by introducing...

10.1109/isscc42613.2021.9365942 article EN 2022 IEEE International Solid- State Circuits Conference (ISSCC) 2021-02-13

A calibration and feedback control-free latch-based true random-number generator (TRNG) is presented. It features a mismatch self-compensation random noise enhancement technique to drastically improve the noise-to-mismatch ratio. By employing XOR function of only 4-bit entropy sources, proposed TRNG can efficiently operate across wide voltage (0.3~1.0 V) temperature (−20~100°C) range. An 8-bit von Neumann with waiting (VN8W) post-processing used extract full bitstreams, which have been...

10.23919/vlsicircuits52068.2021.9492474 article EN Symposium on VLSI Circuits 2021-06-13

The present work focuses on a theoretical investigation of mechanistic features, chemoselectivity, regioselectivity, and effect substituents in the gold-catalyzed reactions alkynyl thioethers isoxazoles. DFT calculations reveal that nucleophilic attack isoxazole to β-position catalyst-bound ynamide forms vinyl intermediate. This undergoes cleavage N–O bond isomerizes form an α-imino α′-sulfenyl gold carbene complex with stabilization Au–S interaction. For 3,5-dimethylisoxazole, reaction...

10.1021/acs.joc.2c00407 article EN The Journal of Organic Chemistry 2022-05-17

This article presents a true random number generator (TRNG) that achieves high entropy generation across wide voltage and temperature (VT) range (0.3–1.0 V, −40 °C to 110 °C) in single latch-based source (ES). In the ES, static inverter selection technique minimize mismatch between paired inverters, noise enhancement methods increase root mean square (rms) of ( <inline-formula xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:xlink="http://www.w3.org/1999/xlink"> <tex-math...

10.1109/tvlsi.2023.3328602 article EN IEEE Transactions on Very Large Scale Integration (VLSI) Systems 2023-11-08

True random number generators (TRNGs) are commonly used in hardware security for secure authentication, data encryption, etc. The raw numbers often exhibit defects. most observed defects bias and correlations. Post processing techniques have been developed to address them. von Neumann method addresses bias, but it requires input that is uncorrelated has an identical distribution. On the other hand, Markov chain can correlation introduce bias. In this work, we research lightweight combination...

10.1109/tcsi.2024.3421663 article EN cc-by IEEE Transactions on Circuits and Systems I Regular Papers 2024-07-11

This paper presents an Enhancement-Enhancement (EE) SRAM physically unclonable function (PUF) with a dark-bit detection technique based on integrated Vss-bias generator. The EE PUF cell improves native stability to 0.21% bit-error rate (BER). Bit cells that are potentially unstable due environmental variations or aging detected via the lightweight bias generator ensure stability, and effectiveness is verified experimental results of performed at room temperature. Measurement 10 chips in...

10.1109/asscc.2018.8579315 article EN 2022 IEEE Asian Solid-State Circuits Conference (A-SSCC) 2018-11-01

This paper proposes a small-area low-power inverter-based true random number generator (I-TRNG) which harvests entropy from thermal noise. A single CMOS inverter is used for noise amplification. Clock-feedthrough (CLFT) compensation and body-bias technique provide robustness across wide range of supply voltage 0.7~1.0 V temperature -40~100 °C. An on-chip 4-bit Von-Neumann post-processing circuit implemented maximum harvesting. I-TRNG fabricated in 130-nm technology. It occupies 1495 μm <sup...

10.1109/mwscas48704.2020.9184449 article EN 2020-08-01
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