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Related papers: Weak Ergodicity Breaking in Optical Sensing

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Rydberg atoms, with their long coherence time and large electric dipole moment, are pivotal in quantum precision measurement. In the process of approaching the standard quantum limit, higher demands are placed on detection schemes. This…

Quantum Physics · Physics 2025-03-06 Yinghang Jiang , Jiguo Wu , Meng Shi , Hanqing Zheng , Fei Guo , Zhiguang Xiao , Zhiyou Zhang

The previous research proves that the random laser emission reflects not only the scattering properties but also the absorption properties. The random laser is therefore considered a potential tool for optical properties sensing. Although…

Optics · Physics 2024-07-15 Dongqin Ni , Florian Klämpfl , Michael Schmidt , Martin Hohmann

We quantify nonergodic and aging behaviors of nanocrystals (or quantum dots) based on stochastic model. Ergodicity breaking is characterized based on time average intensity and time average correlation function, which remain random even in…

Statistical Mechanics · Physics 2007-05-23 Gennady Margolin , Vladimir Protasenko , Masaru Kuno , Eli Barkai

The entrainment (or locking) phenomenon, by which an oscillator adapts its natural rhythm to an external periodic signal, is well-known in physics, chemistry, biology, etc.; however, controlling an stochastic nonlinear system with a…

Optics · Physics 2019-02-20 J Tiana-Alsina , C Quintero-Quiroz , M. C. Torrent , C Masoller

The next-generation radio astronomy instruments are providing a massive increase in sensitivity and coverage, through increased stations in the array and frequency span. Two primary problems encountered when processing the resultant…

Instrumentation and Methods for Astrophysics · Physics 2025-07-30 Richard Dodson , Alex Williamson , Qian Gong , Pascal Elahi , Andreas Wicenec , Maria J. Rioja , Jieyang Chen , Norbert Podhorszki , Scott Klasky , Martin Meyer

Single-shot recording of terahertz electric signals has recently become possible at high repetition rates, by using the photonic time-stretch electro-optic sampling (EOS) technique. However the moderate sensitivity of time-stretch EOS is…

Detectors based on pixels with timing capabilities are gaining increasing importance in the last years. Next-to-come high-energy physics experiments at colliders requires the use of time information in tracking, due to the increasing levels…

Instrumentation and Detectors · Physics 2020-08-25 Adriano Lai , Gian Matteo Cossu

Limit theorems for the time average of some observation functions in an infinite measure dynamical system are studied. It is known that intermittent phenomena, such as the Rayleigh-Benard convection and Belousov-Zhabotinsky reaction, are…

Statistical Mechanics · Physics 2010-05-14 Takuma Akimoto

The measurement of electron cloud densities in particle accelerators using microwaves has proven to be an effective, non-invasive and inexpensive method. So far the experimental schemes have used continuous waves. This has either been in…

Accelerator Physics · Physics 2015-11-06 Kiran G. Sonnad

A novel and simple approach to optical wavelength measurement is presented in this paper. The working principle is demonstrated using a tunable waveguide micro ring resonator and single photodiode. The initial calibration is done with a set…

Achieving low-latency time-reversal of broadband radiofrequency signals is crucial for reliable communications in dynamic, uncontrolled environments. However, existing approaches are either digitally assisted -- making broadband extension…

Optics · Physics 2025-08-07 Thomas Llauze , Anne Louchet-Chauvet

Real-time time-dependent density functional theory, in conjunction with the Ehrenfest molecular dynamics scheme, is becoming a popular methodology to investigate ultrafast phenomena on the nanoscale. Thanks to recent developments, it is…

Materials Science · Physics 2020-08-18 Jannis Krumland , Ana M. Valencia , Stefano Pittalis , Carlo A. Rozzi , Caterina Cocchi

Multiscale entropy (MSE) has been widely used to examine nonlinear systems involving multiple time scales, such as biological and economic systems. Conversely, Allan variance has been used to evaluate the stability of oscillators, such as…

Chaotic Dynamics · Physics 2023-05-03 Naoki Asuke , Tomoki Yamagami , Takatomo Mihana , André Röhm , Ryoichi Horisaki , Makoto Naruse

Verlinde (2016) proposed that the observed excess gravity in galaxies and clusters is the consequence of Emergent Gravity (EG). In this theory the standard gravitational laws are modified on galactic and larger scales due to the…

We examine the influence of probe laser intensity fluctuations on hyper-Ramsey spectroscopy. We assume, as is appropriate for relevant cases of interest, that the probe laser intensity $I$ determines both the Rabi frequency…

Atomic Physics · Physics 2018-05-04 K. Beloy

Currently, the world experiences an unprecedentedly increasing generation of application data, from sensor measurements to video streams, thanks to the extreme connectivity capability provided by 5G networks. Going beyond 5G technology,…

Signal Processing · Electrical Eng. & Systems 2022-04-21 Mattia Merluzzi , Miltiadis C. Filippou , Leonardo Gomes Baltar , Emilio Calvanese Strinati

The energy-time uncertainty is an intrinsic limit for time-resolved experiments imposing a tradeoff between the duration of the light pulses used in experiments and their frequency content. In standard time-resolved photoemission, this…

Strongly Correlated Electrons · Physics 2017-03-22 Francesco Randi , Daniele Fausti , Martin Eckstein

Among the known resources of quantum metrology, one of the most practical and efficient is squeezing. Squeezed states of atoms and light improve the sensing of the phase, magnetic field, polarization, mechanical displacement. They promise…

Quantum Physics · Physics 2021-05-18 Gaetano Frascella , Sascha Agne , Farid Ya. Khalili , Maria V. Chekhova

In practical sensing tasks, noise is usually regarded as an obstruction to better performance and will degrade the sensitivity. Fortunately, \textit{stochastic resonance} (SR), a counterintuitive concept, can utilize noise to greatly…

Atomic Physics · Physics 2024-10-15 Kang-Da Wu , Chongwu Xie , Chuan-Feng Li , Guang-Can Guo , Chang-Ling Zou , Guo-Yong Xiang

Most work on wireless network throughput ignores the temporal correlation inherent to wireless channels because it degrades tractability. To better model and quantify the temporal variations of wireless network throughput, this paper…

Information Theory · Computer Science 2011-04-01 Chun-Hung Liu , Jeffrey G. Andrews
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