English
Related papers

Related papers: Physically unclonable function using initial wavef…

200 papers

We present a new class of high-Q tunable microresonators formed at the intersection of two straight silica optical fibers, whose free spectral range (FSR) can be widely tuned by fiber rotation. The proposed configuration avoids the…

Optics · Physics 2025-04-15 Isha Sharma , Misha Sumetsky

Donor spins in silicon-28 ($^{28}$Si) are among the most performant qubits in the solid state, offering record coherence times and gate fidelities above 99%. Donor spin qubits can be fabricated using the semiconductor-industry compatible…

Arrays of nonlinear resonators offer a fertile ground for a wide range of complex phenomena and opportunities for advanced photonic sensing and computing. Recently, significant attention has focused on studying coupled resonators in…

Universal photonic processors (UPPs) are fully programmable photonic integrated circuits that are key components in quantum photonics. With this work, we present a novel platform for the realization of low-loss, low-power and high-fidelity…

Integrated quantum optical circuits are now seen as one of the most promising approaches with which to realize single photon quantum information processing. Many of the core elements for such circuits have been realized including sources,…

Quantum Physics · Physics 2013-11-15 Hiroki Takesue , Nobuyuki Matsuda , Eiichi Kuramochi , William J. Munro , Masaya Notomi

Ultra-violet (UV) and near-UV wavelengths are necessary for many important optical transitions for quantum technologies and various sensing mechanisms for biological and chemical detection. However, all well-known photonic platforms have…

The third-order non-linearity of silicon gives rise to a spontaneous four-wave mixing process in which correlated photon pairs are generated. Sources based on this effect can be used for quantum computation and cryptography, and can in…

Optics · Physics 2016-04-20 Momchil Minkov , Vincenzo Savona

In this paper, a new design of optical delay line based on coupled ring resonators in photonic crystals is proposed and analyzed by means of numerical simulation in CST Microwave Studio. The performance of the proposed photonic crystal ring…

Applied Physics · Physics 2018-11-20 Sumanyu Chauhan , Roza Letizia

We present the controllability capabilities for the limit cycles of an extremely tunable photonic oscillator, consisting of two coupled semiconductor lasers. We show that this system supports stable limit cycles with frequencies ranging…

Optics · Physics 2020-03-18 Yannis Kominis , Anastassios Bountis , Vassilios Kovanis

Soft electroactive materials can undergo large deformation subjected to either mechanical or electrical stimulus, and hence they can be excellent candidates for designing extremely flexible and adaptive structures and devices. This paper…

Soft Condensed Matter · Physics 2021-07-26 Bin Wu , Weijian Zhou , Ronghao Bao , Weiqiu Chen

Multiple independent radio frequency (RF) beams find applications in communications, radio astronomy, radar, and microwave imaging. An $N$-point FFT applied spatially across an array of receiver antennas provides $N$-independent RF beams at…

Methodology · Statistics 2015-01-09 D. Suarez , R. J. Cintra , F. M. Bayer , A. Sengupta , S. Kulasekera , A. Madanayake

Micro- and nanomechanical resonators have emerged as promising platforms for sensing a broad range of physical properties such as mass, force, torque, magnetic field, and acceleration. The sensing performance relies critically on the…

(RFT) allows very high-Q active mode resonators, promising crystal-less monolithic clock generation for mmWave systems. However, there is a strong need for design of mmWave oscillators that utilize the high-Q of active-mode RFT (AM-RFT)…

Signal Processing · Electrical Eng. & Systems 2021-07-06 Abhishek Srivastava , Baibhab Chatterjee , Udit Rawat , Yanbo He , Dana Weinstein , Shreyas Sen

This letter proposes a fluid reconfigurable intelligent surface (FRIS) paradigm, extending the conventional reconfigurable intelligent surface (RIS) technology to incorporate position reconfigurability of the elements. In our model, a…

Information Theory · Computer Science 2025-03-20 Han Xiao , Xiaoyan Hu , Kai-Kit Wong , Hanjiang Hong , George C. Alexandropoulos , Chan-Byoung Chae

We demonstrate the efficient modulation of flux-tunable superconducting resonators (FTRs) using flip-chip or on-chip-based input coils. The FTRs we use are aluminum-based quarter-wave coplanar waveguide resonators terminated with 100um or…

A new large class of $2^{100}$ possible stream ciphers as keystream generators KSGs, is presented. The sample cipher-structure-concept is based on randomly selecting a set of 16 maximum-period Nonlinear Feedback Shift Registers (NLFSRs). A…

Cryptography and Security · Computer Science 2019-01-23 Ayoub Mars , Wael Adi

Embedded field programmable gate array (eFPGA) technology allows the implementation of reconfigurable logic within the design of an application-specific integrated circuit (ASIC). This approach offers the low power and efficiency of an ASIC…

Hardware Architecture · Computer Science 2024-08-29 Julia Gonski , Aseem Gupta , Haoyi Jia , Hyunjoon Kim , Lorenzo Rota , Larry Ruckman , Angelo Dragone , Ryan Herbst

Flexible control of photons and phonons in silicon nanophotonic waveguides is a key feature for emerging applications in communications, sensing and quantum technologies. Strong phonon leakage towards the silica under-cladding hampers…

The Crilin calorimeter is a semi-homogeneous calorimetric system based on Lead Fluoride (PbF$_2$) crystals with UV-extended Silicon Photomultipliers (SiPMs) proposed for the Muon Collider. This study investigates the radiation resistance of…

Instrumentation and Detectors · Physics 2024-10-25 A. Cemmi , B. D'Orsi , E. Di Meco , I. Di Sarcina , E. Diociaiuti , M. Moulson , D. Paesani , I. Sarra , J. Scifo , A. Verna

Conventional soft pneumatic actuators, typically based on hollow elastomeric chambers, often suffer from small structural support and require costly geometry-specific redesigns for multimodal functionality. Porous materials such as foam,…

Robotics · Computer Science 2025-12-16 Canqi Meng , Weibang Bai
‹ Prev 1 8 9 10 Next ›