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Optical differentiation and optical Hilbert transformation play important roles in communications, computing, information processing and signal analysis in optical domain which offering huge bandwidth. Meanwhile, silicon-based photonic…

Optics · Physics 2014-10-08 Ting Yang , Jianji Dong , Li Liu , Shasha Liao , Sisi Tan , Lei Shi , Dingshan Gao , Xinliang Zhang

In this work the concept of a novel slow neutron collimator and the way to operate it are presented. The idea is based on the possibility to decouple the device field-of-view from its collimation power. A multi-channel geometry is proposed…

Small aperture telescopes provide the opportunity to conduct high frequency, targeted observations of near-Earth Asteroids that are not feasible with larger facilities due to highly competitive time allocation requirements. Observations of…

Earth and Planetary Astrophysics · Physics 2021-07-30 Samuel L. Jackson , Ulrich C. Kolb , Simon F. Green

The Optically Segmented Single Volume Scatter Camera (OS-SVSC) aims to image neutron sources for non-proliferation applications using the kinematic reconstruction of elastic double-scatter events. Our prototype system consists of 64 EJ-204…

Light sterile neutrinos have been introduced as an explanation for a number of oscillation signals at $\Delta m^2 \sim 1$ eV$^2$. Neutrino oscillations at relatively short baselines provide a probe of these possible new states. This paper…

High Energy Physics - Phenomenology · Physics 2013-05-30 A. J. Anderson , J. M. Conrad , E. Figueroa-Feliciano , C. Ignarra , G. Karagiorgi , K. Scholberg , M. H. Shaevitz , J. Spitz

The idea behind FIRST (Fibered Imager foR a Single Telescope) is to use single-mode fibers to combine multiple apertures in a pupil plane as such as to synthesize a bigger aperture. The advantages with respect to a pure imager are i)…

Instrumentation and Methods for Astrophysics · Physics 2015-06-22 S. Lacour , V. Lapeyrère , L. Gauchet , S. Arroud , R. Gourgues , G. Martin , S. Heidmann , X. Haubois , G. Perrin

Group III-V semiconductor materials are being considered as a Si replacement for advanced logic devices for quite some time. Advances in III-V processing technologies, such as interface and surface passivation, large area deep submicron…

Instrumentation and Detectors · Physics 2015-12-09 M. Yakimov , S. Oktyabrsky , P. Murat

Measurement technology employing optical interference phenomena such as a fringe pattern or frequency shift has been evolving for more than a century. The systems are being designed better, and their components are being built better. But…

We realize a single particle microscope by using deterministically extracted laser cooled $^{40}$Ca$^+$ ions from a Paul trap as probe particles for transmission imaging. We demonstrate focusing of the ions with a resolution of…

Optical detection of single defect centers in the solid state is a key element of novel quantum technologies. This includes the generation of single photons and quantum information processing. Unfortunately the brightness of such atomic…

Visible-light long baseline interferometry holds the promise of advancing a number of important applications in fundamental astronomy, including the direct measurement of the angular diameters and oblateness of stars, and the direct…

We describe the design and current performance of the high-flux backscattering spectrometer located at the NIST Center for Neutron Research. The design incorporates several state-of-the-art neutron optical devices to achieve the highest…

Materials Science · Physics 2009-11-07 A. Meyer , R. M. Dimeo , P. M. Gehring , D. A. Neumann

In recent years, a number of purpose-built scintillator-based polarimeters have studied bright astronomical sources for the first time in the hard X-ray band (tens to hundreds of keV). The addition of polarimetry can help data…

Instrumentation and Methods for Astrophysics · Physics 2019-08-08 Rakhee Kushwah , Nirmal K. Iyer , Mózsi Kiss , Theodor A. Stana , Mark Pearce

We present a conceptual design of a high-performance camera system with applications to neutrino detectors, deep sea exploration, and glaciology. The design combines ultra-sensitive cameras with a number of well-calibrated light sources…

Instrumentation and Methods for Astrophysics · Physics 2023-08-08 Carsten Rott , Segev BenZvi , Mike DuVernois , Kenneth Golden , Benjamin Jones , Christoph Toennis

This paper presents experimental results that allow for the performance evaluation of a straight-line reference alignment system based on pseudo-nondiffracting Layer beams. Sensors, developed specifically for this system, feature four…

A new Small Angle Neutron Scattering instrument is proposed for the European Spallation Source. The pulsed source requires a time-of-flight analysis of the gathered neutrons at the detector. The optimal instrument length is found to be…

The scientific potential of X-ray polarimetry has long been recognized, but the challenges in measuring polarization have left it largely unexplored, particularly in the hard X-ray regime. While tremendous advancement has been made in soft…

Instrumentation and Methods for Astrophysics · Physics 2026-03-27 Abhay Kumar , Santosh V. Vadawale , N. P. S. Mithun , Tanmoy Chattopadhyay , S. K. Goyal , A. R. Patel , M. Shanmugam

A new neutron polarimeter for measuring the neutron's electric form factor was designed and constructed to complement the A1 spectrometer setup at the Mainz Microtron (MAMI). The design is based on a previous polarimeter with significant…

Instrumentation and Detectors · Physics 2023-08-14 R. Spreckels , M. Hoek , U. Müller , M. Thiel

Among Super-Mirror (SM) polarizers, solid-state devices have many advantages. The most relevant is 5-10 times smaller length compared to air-gap polarizers allowing to apply stronger magnetic fields. An important condition for a good SM…

Instrumentation and Detectors · Physics 2019-10-02 A. K. Petukhov , V. V. Nesvizhevsky , T. Bigault , P. Courtois , D. Jullien , T. Soldner

In the paper we present a low cost optical device which splits the light in the focal plane into two separate optical paths and collimates it back into a single image plane, and where a selective information processing ca be carried out.…

Instrumentation and Methods for Astrophysics · Physics 2016-08-24 Adam Popowicz , Tomasz Blachowicz