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The crossover from nonadiabatic to adiabatic electron transfer has been theoretically studied under a spin-boson model (dissipative two-state system) description. We present numerically exact data for the thermal transfer rate and the…

Condensed Matter · Physics 2009-11-07 L. Muehlbacher , R. Egger

Energy efficiency (EE) plays a key role in future wireless communication network and it is easily to achieve high EE performance in low SNR regime. In this paper, a new high EE scheme is proposed for a MIMO wireless communication system…

Information Theory · Computer Science 2022-01-31 Kang Liu , Zaichen Zhang , Jian Dang , Liang Wu , Bingchen Zhu , Lei Wang , Chuan Zhang

State of the Art Wireless Power Transfer (WPT) systems, based on conventional copper coils, are known to exhibit efficiencies well above 90% when operated in the resonantly coupled mid-range regime. Besides full system efficiency, the area-…

Applied Physics · Physics 2021-02-01 Christoph Utschick , Cem Som , Ján Šouc , Veit Große , Fedor Gömöry , Rudolf Gross

Considering ubiquitous connectivity and advanced information processing capability, huge amount of low-power IoT devices are deployed nowadays and the maintenance of those devices which includes firmware/software updates and recharging the…

Information Theory · Computer Science 2021-05-28 Mehmet C. Ilter , Risto Wichman , Mikko Säily , Jyri Hämäläinen

To address challenges in improving self-consumption of renewables and resilience in local residential power systems, the earlier work of the authors introduced a novel multi-energy management concept, integrating bidirectional power routing…

Systems and Control · Electrical Eng. & Systems 2025-07-01 Shiu Mochiyama , Ryo Takahashi , Yoshihiko Susuki

We investigate the microscopic mechanism of quantum energy transfer in the nonequilibrium spin-boson model. By developing a nonequilibrium polaron-transformed Redfield equation based on fluctuation decoupling, we dissect the energy transfer…

Mesoscale and Nanoscale Physics · Physics 2015-08-11 Chen Wang , Jie Ren , Jianshu Cao

We exploit the concept of Landau-Zener transitions at avoided energy crossings as a quantum-control tool. In an avoided crossing the two quantum states interchange their characteristics as an external parameter is varied. Depending on the…

Mesoscale and Nanoscale Physics · Physics 2009-11-13 D. A. Wisniacki , G. E. Murgida , P. I. Tamborenea

The growing use of wearable devices for activity tracking, healthcare, and haptics faces challenges due to the bulkiness and short lifespan of batteries. Integration of a textile-based wireless charging and readout system into everyday…

Human-Computer Interaction · Computer Science 2025-03-18 Ryo Takahashi , Yoshihiro Kawahara

Magnetic resonant coupling (MRC) is an efficient method for realizing the near-field wireless power transfer (WPT). Although the MRC enabled WPT (MRC-WPT) with a single pair of transmitter and receiver has been thoroughly studied in the…

Systems and Control · Computer Science 2016-03-11 Mohammad R. Vedady Moghadam , Rui Zhang

We consider a two-phase Wireless-Powered Communication Network under Nakagami-m fading, where a wireless energy transfer process first powers a sensor node that then uses such energy to transmit its data in the wireless information…

Energy harvesting is increasingly gaining importance as a means to charge battery powered devices such as sensor nodes. Efficient transmission strategies must be developed for Wireless Energy Harvesting Nodes (WEHNs) that take into account…

Information Theory · Computer Science 2012-12-06 Maria Gregori , Miquel Payaró

Adiabatic transport of information is a widely invoked resource in connection with quantum information processing and distribution. The study of adiabatic transport via spin-half chains or clusters is standard in the literature, while in…

Quantum Physics · Physics 2014-07-23 Andrew D. Greentree , Belita Koiller

The importance of transporting quantum information and entanglement with high fidelity cannot be overemphasized. We present a scheme based on adiabatic passage that allows for transportation of a qubit, operator measurements and…

Quantum Physics · Physics 2007-05-23 Andrew D. Greentree , Simon J. Devitt , Lloyd C. L. Hollenberg

Energy harvesting is a promising solution to prolong the operation of energy-constrained wireless networks. In particular, scavenging energy from ambient radio signals, namely wireless energy harvesting (WEH), has recently drawn significant…

Information Theory · Computer Science 2012-11-01 Liang Liu , Rui Zhang , Kee-Chaing Chua

In a wireless powered communication network (WPCN), an energy access point supplies the energy needs of the network nodes through radio frequency wave transmission, and the nodes store the received energy in their batteries for their future…

Signal Processing · Electrical Eng. & Systems 2018-11-27 Mohammad Movahednasab , Naeimeh Omidvar , Mohammad Reza Pakravan , Tommy Svensson

In order to ensure the fastest wireless energy transfer from a source to the user one needs to maximize the channel capacity for power transport. In communications technologies, the concept of MIMO (multiple input, multiple output) exploits…

Classical Physics · Physics 2016-12-21 Constantinos A. Valagiannopoulos , Sergei A. Tretyakov

Simultaneous wireless information and power transfer (SWIPT) is a promising solution to increase the lifetime of wireless nodes and hence alleviate the energy bottleneck of energy constrained wireless networks. As an alternative to…

Information Theory · Computer Science 2014-12-05 Zhiguo Ding , Caijun Zhong , Derrick Wing Kwan Ng , Mugen Peng , Himal A. Suraweera , Robert Schober , H. Vincent Poor

Future wireless networks powered by renewable energy sources and storage systems (e.g., batteries) require energy-aware mechanisms to ensure stability in critical and high-demand scenarios. These include large-scale user gatherings,…

Systems and Control · Electrical Eng. & Systems 2026-03-24 Mustafa Mohammed Hasan Alkalsh , Adam Samorzewski , Adrian Kliks

A fourth-order Schr\"{o}dinger equation for the description of charge transport in semiconductors in the ballistic regime is proposed with the inclusion of non-parabolic effects in the dispersion relation in order to go beyond the simple…

Mathematical Physics · Physics 2025-07-15 Giulia Elena Aliffi , Giovanni Nastasi , Vittorio Romano

Topological wireless power transfer (WPT) technologies have attracted considerable interest due to their high transmission efficiency and robustness in coupled array configurations. However, conventional periodic and quasi-periodic…

Applied Physics · Physics 2025-05-13 Luyao Wan , Han Zhang , Yunhui Li , Yaping Yang , Hong Chen , Zhiwei Guo
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