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Thin pad detectors made from 75 $\mu$m thick epitaxial silicon on low resistivity substrate were irradiated with reactor neutrons to fluences from 2.5$\times 10^{16}$ n/cm$^2$ to 1$\times 10^{17}$ n/cm$^2$. Edge-TCT measurements showed that…

Instrumentation and Detectors · Physics 2020-12-30 I. Mandić , V. Cindro , A. Gorišek , B. Hiti , G. Kramberger , M. Mikuž , M. Zavrtanik , P. Skomina , S. Hidalgo , G. Pellegrini

A scheme for implementing quantum batteries in a realizable and controllable platform based on a trapped ion chain driven by a mechanical oscillator is proposed. The effects of the hopping interaction between the two-level ions and the…

Quantum Physics · Physics 2025-07-08 Jun Wen , Zheng Wen , Ping Peng , Guan-Qiang Li

A parallel plate capacitor containing an electrolytic solution is the simplest model of a supercapacitor, or electric double layer capacitor. Using both analytical and numerical techniques, we solve the Poisson-Nernst-Planck equations for…

Soft Condensed Matter · Physics 2025-10-02 Ivan Palaia , Adelchi J. Asta , Megh Dutta , Patrick B. Warren , Benjamin Rotenberg , Emmanuel Trizac

An atomtronic transistor circuit is used to realize a driven matterwave oscillator. The transistor consists of Source and Drain regions separated by a narrow Gate well. Quasi-steady-state behavior is determined from a thermodynamic model,…

Atomic Physics · Physics 2013-09-16 Seth C. Caliga , Cameron J. E. Straatsma , Alex A. Zozulya , Dana Z. Anderson

The relaxation in a vacuum capacitor-resistor circuit is comprised of two exponential decays, one caused by surface charge and the other by the decay of energy stored between the capacitor plates. A simple phenomenological model of this…

Applied Physics · Physics 2024-05-31 F. V. Kowalski

From electrodeless time-resolved microwave conductivity measurements, the efficiency of charge carrier generation, their mobility, and decay kinetics on photo-excitation were studied in arrays of Si nanowires grown by the vapor-liquid-solid…

We present an integrated circuit capable of scavenging energy from repetitive changes in finger touch capacitance. A finger tapping on this ASIC generates a capacitive change of approximately 770pF. These changes feed into a charge-pump…

Applied Physics · Physics 2020-08-26 Alyssa Y. Zhou , Michel M. Maharbiz

We have investigated coherent time evolution of pseudo-molecular states of an isolated (leadless) silicon double quantum-dot, where operations are carried out via capacitively-coupled elements. Manipulation is performed by short pulses…

Mesoscale and Nanoscale Physics · Physics 2009-11-11 J. Gorman , D. G. Hasko , D. A. Williams

We develop a theory of Coulomb oscillations in superconducting devices in the limit of small charging energy $E_C \ll \Delta$. We consider a small superconducting grain of finite capacity connected to two superconducting leads by nearly…

Condensed Matter · Physics 2009-10-30 D. A. Ivanov , M. V. Feigel'man

Room-temperature Coulomb blockade of charge transport through composite nanostructures containing organic inter-links has recently been observed. A pronounced charging effect in combination with the softness of the molecular links implies…

Condensed Matter · Physics 2009-10-30 L. Y. Gorelik , A. Isacsson , M. V. Voinova , B. Kasemo , R. I. Shekhter , M. Jonson

Long-lived mechanical resonators like drums oscillating at MHz frequencies and operating in the quantum regime are a powerful platform for quantum technologies and tests of fundamental physics. Yet, quantum control of such systems remains…

The utilization of excited charge carriers in semiconductor nanocrystals (NCs) for optoelectronic technologies has been a long-standing goal in the field of nanoscience. Experimental efforts to extend the lifetime of excited carriers have…

Chemical Physics · Physics 2024-09-24 Matthew J. Coley-O'Rourke , Bokang Hou , Skylar J. Sherman , Gordana Dukovic , Eran Rabani

Recently, materials exhibiting colossal dielectric constant ($CDC$) have attracted significant attention because of their high dielectric constant and potential applications in electronic devices, such as high dielectric capacitors,…

Materials Science · Physics 2013-09-19 K. Liu , X. Y. Zhang

An open question in mechanics is whether mechanical resonators can be made nonlinear with vibrations approaching the quantum ground state. This requires engineering a mechanical nonlinearity far beyond what has been realized thus far. Here…

We report a novel negative photoconductivity (NPC) mechanism in n-type indium arsenide nanowires (NWs). Photoexcitation significantly suppresses the conductivity with a gain up to 10^5. The origin of NPC is attributed to the depletion of…

Mesoscale and Nanoscale Physics · Physics 2015-11-03 Yiming Yang , Xingyue Peng , Hong-Seok Kim , Taeho Kim , Sanghun Jeon , Hang Kyu Kang , Wonjun Choi , Jindong Song , Yong-Joo Doh , Dong Yu

Supercapacitors have been attracting significant attention as promising energy storage devices. However, the voltage window limitation associated with electrolyte solutions has hindered the improvement of their capacitance. To address this…

Chemical Physics · Physics 2023-06-27 Weihang Gao , Teng Zhao , Shian Dong , Xingyi Huang , Zhenli Xu

Macroscopic phase coherence in superconductors enables quantum interference and phase manipulation at realistic device length scales. Numerous superconducting electronic devices are based on the modulation of the supercurrent in…

Superconductivity · Physics 2024-03-21 J. Hudis , J. Cochran , G. Franco-Rivera , C. S. Guzman , E. Lochner , P. Schlottman , P. Xiong , I. Chiorescu

There is a large interest to decrease the size of mechanical oscillators since this can lead to miniaturization of timing and frequency referencing devices, but also because of the potential of small mechanical oscillators as extremely…

We theoretically investigate the electro-mechanics of a Suspended Carbon Nanotube with a Deflection Sensitive Resistance subjected to a homogeneous Magnetic Field and a constant Voltage Bias. We show that, (with the exception of a singular…

Mesoscale and Nanoscale Physics · Physics 2012-04-25 Anders Nordenfelt

We considered a nanoelectromechanical system consisting of a movable Cooper-pair box qubit which is subject to an electrostatic field, and coupled to the two bulk superconductors via tunneling processes. We suggest that qubit dynamics is…

Mesoscale and Nanoscale Physics · Physics 2021-12-02 O. M. Bahrova , L Y. Gorelik , S. I. Kulinich
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