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Integrated plasmonics is advancing rapidly, enabling a wide range of functionalities to be incorporated onto a single chip. Applications span information processing, computation, quantum sensing, and dark-matter detection. This progress has…

In this paper, a new generation of magnet-free circulators with high performance is proposed. Circulators are crucial devices in modern communication systems due to their ability to enable full-duplexing and double the spectral efficiency…

Signal Processing · Electrical Eng. & Systems 2020-02-19 Yao Yu , Giuseppe Michetti , Michele Pirro , Ahmed Kord , Dimitrios Sounas , Zhicheng Xiao , Cristian Cassella , Andrea Alu , Matteo Rinaldi

Achieving strongly nonreciprocal scattering in compact linear acoustic devices is a challenging task. One possible solution is the use of time-modulated resonators, however, their implementation in the realm of audible airborne acoustics is…

Fluid Dynamics · Physics 2024-11-26 Tinggui Chen , Matthieu Mallejac , Chuanxing Bi , Baizhan Xia , Romain Fleury

The Scanning Tunneling Microscope (STM) is a powerful instrument to study electronic density of states at surfaces down to atomic scale. Many interesting samples require studying variations as a function of the magnetic field, which is most…

We propose an enhanced spatial modulation (SM)-based scheme for indoor visible light communication systems. This scheme enhances the achievable throughput of conventional SM schemes by transmitting higher order complex modulation symbol,…

Signal Processing · Electrical Eng. & Systems 2022-01-21 Shimaa Naser , Lina Bariah , Sami Muhaidat , Mahmoud Al-Qutayri , Paschalis C. Sofotasios

We describe a highly-integrated CMOS transceiver for active structural health monitoring (SHM). The chip actuates piezoelectric transducers and also senses ultrasound waves received by the same or another transducer. The transmitter uses an…

Signal Processing · Electrical Eng. & Systems 2018-03-19 Xinyao Tang , Haixiang Zhao , Soumyajit Mandal

This work presents a differential FBAR circulator that uses the bending mode to mechanically modulate the FBAR mode without any varactors or switches. The differential FBAR circulator achieves a 61.5 dB isolation (IX) with an insertion loss…

Signal Processing · Electrical Eng. & Systems 2019-09-27 Mustafa Mert Torunbalci , Suresh Sridaran , Richard Ruby , Sunil Bhave

Integrated sensing and communication (ISAC) enables numerous innovative wireless applications. Communication-centric design is a practical choice for the construction of the sixth generation (6G) ISAC networks. Continuous-wave-based ISAC…

Information Theory · Computer Science 2025-05-27 Yifeng Xiong , Junsheng Mu , Shuangyang Li , Marco Lops , Jianhua Zhang

Optical modulators in the visible regime have far-reaching applications from biophotonics to quantum science. Implementations of such optical phase modulators on a complementary metal-oxide-semiconductor (CMOS) compatible platform have been…

Optics · Physics 2024-12-24 Neil MacFarlane , Firooz Aflatouni

In this letter, a reactance-less mono-stable oscillator is introduced for the first time using memristors. By replacing bulky inductors and capacitors with memristors, the novel mono-stable oscillator can be an area-efficient solution for…

Emerging Technologies · Computer Science 2012-07-05 A. T. Bahgat , K. N. Salama

Spatial Modulation (SM) can utilize the index of the transmit antenna (TA) to transmit additional information. In this paper, to improve the performance of SM, a non-uniform constellation (NUC) and pre-scaling coefficients optimization…

Information Theory · Computer Science 2023-10-25 Xinghao Guo , Hanjiang Hong , Yin Xu , Yi-yan Wu , Dazhi He , Wenjun Zhang

This article describes the discrete-time modeling approach for interturn short circuits in interior permanent magnet synchronous motors with concentrated windings that facilitate model-based fault diagnostics and mitigation. A…

Systems and Control · Electrical Eng. & Systems 2025-10-02 Lukas Zezula , Matus Kozovsky , Ludek Buchta , Petr Blaha

We present an accurate spectral integral method (SIM) for the analyses of scattering from multiple circular perfect electric conductor (PEC) cylinders. It solves the coupled surface integral equations by using the Fourier series and…

Computational Physics · Physics 2023-05-22 Qing Huo Liu , Siwei Wan , Chunhui Zhu

Nonreciprocal devices such as circulators and isolators belong to an important class of microwave components employed in applications like the measurement of mesoscopic circuits at cryogenic temperatures. The measurement protocols usually…

Mesoscale and Nanoscale Physics · Physics 2011-04-05 Archana Kamal , John Clarke , Michel Devoret

We present a magnetometer based on optically pumped Cs atoms that measures the magnitude and direction of a 1 $\mu$T magnetic field. Multiple circularly polarized laser beams were used to probe the free spin precession of the Cs atoms. The…

The Grid-Forming Inverter (GFMI) is an emerging topic that is attracting significant attention from both academic and industrial communities, particularly in the area of control design. The Decoupled Average Model-based Sliding Mode Current…

Systems and Control · Electrical Eng. & Systems 2025-01-22 Quang-Manh Hoang , Guilherme Vieira Hollweg , Akhtar Hussain , Sina Zarrabian , Wencong Su , Van-Hai Bui

In this paper, we propose a transmission mechanism for a reconfigurable intelligent surface (RIS)-assisted millimeter wave (mmWave) system based on cluster index modulation (CIM), named best-gain optimized cluster selection CIM (BGCS-CIM).…

Signal Processing · Electrical Eng. & Systems 2023-07-11 Mahmoud Raeisi , Asil Koc , Ibrahim Yildirim , Ertugrul Basar , Tho Le-Ngoc

Scanning Tunneling Microscopy (STM) has revolutionized our atomic scale understanding of surfaces and accelerated progress in nanotechnology. This technique, however, is restricted to metal or semiconducting samples, as it requires a tiny…

Instrumentation and Detectors · Physics 2026-04-16 M. J. Rost

The prevalent high intrinsic absorption in the crystalline state of phase-change materials (PCMs), typically leads to a decline in modulation efficiency for phase-change metasurfaces, underutilizing their potential for quasi-continuous…

Optics · Physics 2024-10-22 Luoyao Chu , Yan Li , Shunyu Yao , Yuru Li , Siqing Zeng , Zhaohui Li

Permanent magnet synchronous motors (PMSM) are widely used due to their numerous benefits. It is critical to get rotor position and speed information in order to operate the motor accurately. Sensorless control techniques have emerged as a…

Systems and Control · Electrical Eng. & Systems 2023-05-09 Caiyue Zhang , Zipin Liu , Bowen Xu