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Frontal polymerization is a promising energy-saving method for rapid fabrication of polymer components with good mechanical properties. In these systems, a small energy input is sufficient to convert monomers, from a liquid or soft solid…

软凝聚态物质 · 物理学 2023-10-04 Xuanhe Li , Tal Cohen

This paper presents a compression framework for Reservoir Computing that enables systematic design-space exploration of trade-offs among quantization levels, pruning rates, model accuracy, and hardware efficiency. The proposed approach…

硬件体系结构 · 计算机科学 2026-03-11 Atousa Jafari , Mahdi Taheri , Hassan Ghasemzadeh Mohammadi , Christian Herglotz , Marco Platzner

Echo cancellation and noise reduction are essential for full-duplex communication, yet most existing neural networks have high computational costs and are inflexible in tuning model complexity. In this paper, we introduce time-frequency…

音频与语音处理 · 电气工程与系统科学 2023-10-11 Hangting Chen , Jianwei Yu , Yi Luo , Rongzhi Gu , Weihua Li , Zhuocheng Lu , Chao Weng

This paper introduces a framework to systematically optimize the control and design of an electric vehicle transmission, connecting powertrain sizing studies to detailed gearbox design methods. To this end, we first create analytical models…

系统与控制 · 电气工程与系统科学 2022-10-31 Olaf Borsboom , Thijs de Mooy , Mauro Salazar , Theo Hofman

We analyze the performance of a Brownian ratchet in the presence of geometrical constraints. A two-state model that describes the kinetics of molecular motors is used to characterize the energetic cost when the motor proceeds under…

生物物理 · 物理学 2015-06-23 Paolo Malgaretti , Ignacio Pagonabarraga , J. Miguel Rubi

The significance of small-scale forcing of particles on the carrier two-dimensional turbulent flow has been shown to influence the spectral scaling properties of the carrier fluid. We investigate possible consequences of such two-way…

流体动力学 · 物理学 2026-04-22 Harshit Joshi , Amal Manoharan , Samriddhi Sankar Ray

The present work is an attempt to understand and review existing methods of energy generation in electric vehicles in the modern day context. Previous works in the field have proposed various mechanisms of energy generation that are very…

系统与控制 · 电气工程与系统科学 2024-10-16 Dibakar Das , Biplab Satpati , Md Arif , Gourab Das

At the dawn of thermodynamics, Carnot's constraint on efficiency of heat engines stimulated the formulation of one of the most universal physical principles, the second law of thermodynamics. In recent years, the field of heat engines…

统计力学 · 物理学 2021-12-23 Viktor Holubec , Artem Ryabov

This paper comparatively investigates the performance of extended-range electric powertrains composed by integrating dual-motor inputs, multi-speed transmission, and engine in either series or parallel connection. Two configurations, namely…

系统与控制 · 电气工程与系统科学 2020-04-28 Cong Thanh Nguyen , Paul D. Walker , Nong Zhang

We study the energestics of a thermal motor driven by temperature differences, which consists of Brownian particles moving in a sawtooth potential with an external load where the viscous medium is alternately in contact with hot and cold…

生物物理 · 物理学 2009-11-11 Baoquan Ai , Liqiu Wang , Huizhang Xie , Lianggang Liu

In their work [J. Phys. A: Math. Gen. 33, 4427 (2000)], Bender, Brody, and Meister have shown by employing a two-state model of a particle confined in the one-dimensional infinite potential well that it is possible to construct a…

统计力学 · 物理学 2015-05-20 Sumiyoshi Abe

In the transportation sector, ammonia used as a power source plays a significant role in the scenario of carbon neutralization. However, the engine-out emissions correlations of ammonia-diesel dual-fuel (DF) engines are still unclear,…

应用物理 · 物理学 2023-07-11 Run Chen , Tie Li , Xinran Wang , Shuai Huang , Xinyi Zhou , Shiyan Li , Ping Yi

This paper proposes a new control strategy to improve vehicle cornering performance in a model predictive control framework. The most distinguishing feature of the proposed method is that the natural handling characteristics of the…

系统与控制 · 计算机科学 2019-11-18 Kyoungseok Han , Giseo Park , Gokul S. Sankar , Kanghyun Nam , Seibum B. Choi

We present an experimental study on the drag reduction by polymers in Taylor-Couette turbulence at Reynolds numbers ($Re$) ranging from $4\times 10^3$ to $2.5\times 10^4$. In this $Re$ regime, the Taylor vortex is present and accounts for…

流体动力学 · 物理学 2024-12-06 Yi-Bao Zhang , Yaning Fan , Jinghong Su , Heng-Dong Xi , Chao Sun

Large transformers have demonstrated remarkable success, making it necessary to compress these models to reduce inference costs while preserving their perfor-mance. Current compression algorithms prune transformers at fixed compression…

机器学习 · 计算机科学 2025-03-03 Yizhuo Ding , Ke Fan , Yikai Wang , Xinwei Sun , Yanwei Fu

An addition of polymers can significantly reduce drag in wall-bounded turbulent flows, such as pipes or channels. This phenomenon is accompanied by a noticeable modification of the mean velocity profile. Starting from the premise that…

流体动力学 · 物理学 2025-08-22 Wouter J. T. Bos , Xuan Shao , Tong Wu , Le Fang

The precise measurement of the pressure of the gas enclosed in the starting volume of a static expansion system is important for achieving low measurement uncertainties. This work focuses on the valve closing process and the resulting…

仪器与探测器 · 物理学 2020-11-13 Thomas Bock , Matthias Bernien , Christian Buchmann , Tom Rubin , Karl Jousten

Autonomous vehicle control is generally divided in two main areas; trajectory planning and tracking. Currently, the trajectory planning is mostly done by particle or kinematic model-based optimization controllers. The output of these…

机器人学 · 计算机科学 2025-01-27 Syed Adil Ahmed , Taehyun Shim

This paper applies the quadtree structure for image coding. The goal is to adapt the block size and thus to increase the compression ratio (without reducing SNR). Also, the computational time is not significatively increased. It has been…

图像与视频处理 · 电气工程与系统科学 2022-03-02 Marcos Faundez-Zanuy , Xavi Domingo-Reguant

The necessity to reduce greenhouse gas emissions has prompted the search for carbon-free fuel alternatives. One such carbon-free fuel source that can be used for power generation in a gas turbine-based system is ammonia. Ammonia combustion…

化学物理 · 物理学 2022-06-27 V. Viswamithra , M. Gurunadhan , S. Menon