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Integrated optics are used to achieve astronomical interferometry inside robust and compact materials, improving the instruments stability and sensitivity. In order to perform differential phase measurements at the H$\alpha$ line (656.3 nm)…

The sensitivity of laser interferometers is fundamentally limited by the quantum nature of light. Recent theoretical studies have opened a new avenue to enhance their quantum-limited sensitivity by using active parity-time-symmetric and…

Quantum Physics · Physics 2023-04-19 Jiri Smetana , Artemiy Dmitriev , Chunnong Zhao , Haixing Miao , Denis Martynov

Scientific experiments rely on some type of measurements that provides the required data to extract aimed information or conclusions. Data production and analysis are therefore essential components at the heart of any scientific…

Instrumentation and Detectors · Physics 2021-09-01 Wassim Mansour , Rattana Biv , Cyril Ponchut , Raphael Ponsard , Nicolas Janvier , Pablo Fajardo

We propose an efficient method for demodulation of phase modulated signals via iterated Hilbert transform embeddings. We show that while a usual approach based on one application of the Hilbert transform provides only an approximation to a…

Computational Physics · Physics 2024-12-20 Erik Gengel , Arkady Pikovsky

The precision of synchronization algorithms based on the theory of pulse-coupled oscillators is evaluated on FPGA-based radios for the first time. Measurements show that such algorithms can reach precision in the low microsecond range when…

Other Computer Science · Computer Science 2018-06-07 Günther Brandner , Johannes Klinglmayr , Udo Schilcher , Dominik Egarter , Christian Bettstetter

In this paper, a novel coarse-to-fine optical MEMS accelerometer based on the Fabry Perot (FP) interferometer is proposed. The mechanical structure consists of a proof mass that is suspended by four L-shaped springs. The deflection of the…

Applied Physics · Physics 2023-07-19 Mojtaba Rahimi , Majid Taghavi , Mohammad Malekmohammad

We present the first experimental confirmation of the so-called "self-phaselocked delay interferometry". This laser frequency stabilization technique consists basically in comparing the prompt laser signal with a delayed version of itself…

The advent of computationally demanding algorithms and high data rate instruments in new space applications pushes the space industry to explore disruptive solutions for on-board data processing. We examine heterogeneous computing…

A phase-controlled ultralow-threshold phonon laser is proposed by using tunable optical amplifiers in coupled-cavity-optomechanical system. Giant enhancement of coherent photon-phonon interactions is achieved by engineering the strengths…

Quantum Physics · Physics 2018-09-10 Yan-Lei Zhang , Chang-Ling Zou , Chuan-Sheng Yang , Hui Jing , Chun-Hua Dong , Guang-Can Guo , Xu-Bo Zou

Conventional wisdom holds that an efficient interface between an OS running on a CPU and a high-bandwidth I/O device should use Direct Memory Access (DMA) to offload data transfer, descriptor rings for buffering and queuing, and interrupts…

Hardware Architecture · Computer Science 2025-04-25 Anastasiia Ruzhanskaia , Pengcheng Xu , David Cock , Timothy Roscoe

We have developed a modular interconnect platform for the control and readout of multiple solid-state qubits at cryogenic temperatures. The setup provides 74 filtered dc-bias connections, 32 control and readout connections with a bandwidth…

Mesoscale and Nanoscale Physics · Physics 2015-09-24 J. I. Colless , D. J. Reilly

In this work, we propose an architecture and methodology to design hardware/software systems for high-performance embedded computing on FPGA. The hardware side is based on a many-core architecture whose design is generated automatically…

Hardware Architecture · Computer Science 2015-08-28 Mário P. Véstias , Rui Policarpo Duarte , Horácio C. Neto

Precision motion stages are playing a prominent role in various manufacturing equipment. The drastically increasing demand for higher throughput in integrated circuit (IC) manufacturing and inspection calls for the next-generation precision…

Systems and Control · Electrical Eng. & Systems 2023-01-12 Jingjie Wu , Lei Zhou

We present the ongoing development of a commercially available Micron Optics fiber-Fabry Perot Interferometer as a precise, stable, easy to use, and economic spectrograph reference with the goal of achieving <1 m/s long term stability.…

Instrumentation and Methods for Astrophysics · Physics 2013-02-06 Samuel Halverson , Suvrath Mahadevan , Lawrence Ramsey , Stephen Redman , Gillian Nave , John C. Wilson , Fred Hearty , Jon Holtzman

In the context of various application scenarios and/or for the sake of strengthening field-programmable gate array (FPGA) security, the system functions of an FPGA design need to be analyzed, which can be achieved by systematically…

Other Computer Science · Computer Science 2021-08-05 Minzhen Chen , Peng Liu

Multivariate or multichannel data have become ubiquitous in many modern scientific and engineering applications, e.g., biomedical engineering, owing to recent advances in sensor and computing technology. Processing these data sets is…

Signal Processing · Electrical Eng. & Systems 2020-05-26 Sikender Gul , Muhammad Faisal Siddiqui , Naveed Ur Rehman

In various of particle accelerator designs, amplitude and phase modulation methods are commonly applied to shape the RF pulses for implementing pulse compressors or compensating for the fluctuations introduced by the high-power RF…

Accelerator Physics · Physics 2025-05-30 Chao Liu , Ankur Dhar , Ryan Herbst , Emilio A. Nanni

Long baseline optical interferometry and aperture synthesis using ground-based telescopes can enable unprecedented angular resolution astronomy in the optical domain. However, atmospheric turbulence leads to large, dynamic phase errors…

Instrumentation and Methods for Astrophysics · Physics 2024-08-14 Ross Cheriton , Siegfried Janz , Glen Herriot , Jean-Pierre Véran , Brent Carlson

Recent advancements in silicon photonics are enabling the development of chip-scale photonics devices for sensing and signal processing applications, among which on-chip spectrometers are of particular interest for precision wavelength…

Applied Physics · Physics 2020-06-24 Uttam Paudel , Todd S. Rose

Electronic systems for qubit control and measurement serve as a bridge between quantum programming language and quantum information processors. With the rapid development of superconducting quantum circuit (SQC) technology, synchronization…

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