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An experimental setup is proposed for the precise measurement of the quantum states of ultracold neutrons bound in the earth's gravitational field. The experiment utilizes a CCD-based pixel sensor and magnification system to observe the…

Instrumentation and Detectors · Physics 2009-01-06 T. Sanuki , S. Komamiya , S. Kawasaki , S. Sonoda

An optimized design of a neutron detector based on timing RPCs (Resistive Plate Chambers) with boron-10 neutron converters is presented. The detector is composed of a stack of ten double gap RPCs with aluminium cathode plates coated on both…

Instrumentation and Detectors · Physics 2023-05-03 L. M. S. Margato , G. Canezin , A. Morozov , A. Blanco , J. Saraiva , L. Lopes , P. Fonte

A novel concept for position-sensitive thermal neutron detectors based on thin-gap Resistive Plate Chambers (RPC) lined with a neutron converter layer is presented and its feasibility is discussed. Several detector architectures…

Instrumentation and Detectors · Physics 2018-08-29 L. M. S. Margato , A. Morozov

Swift, high resolution CMOS pixel sensors are being developed for the ILC vertex detector, aiming to allow approaching the interaction point very closely. A major issue is the time resolution of the sensors needed to deal with the high…

A 100um thick silicon detector with 1mm2 pad readout optimized for sub-nanosecond time resolution has been developed and tested. Coupled to a purposely developed amplifier based on SiGe HBT technology, this detector was characterized at the…

Position-sensitive detectors for cold and ultra-cold neutrons (UCN) are in use in fundamental research. In particular, measuring the properties of the quantum states of bouncing neutrons requires micro-metric spatial resolution. To this…

Instrumentation and Detectors · Physics 2017-11-16 O. Bourrion , B. Clement , D. Tourres , G. Pignol , Y. Xi , D. Rebreyend , V. V. Nesvizhevsky

The response of a position-sensitive Li-glass scintillator detector being developed for thermal-neutron detection with 6 mm position resolution has been investigated using collimated beams of thermal neutrons. The detector was moved…

This paper summarizes the results from measurements aiming to characterize ultracold neutron detection with 6Li-doped glass scintillators. Single GS10 or GS20 scintillators, with a thickness of 100-200 micrometer, fulfill the ultracold…

Neutron imaging is one of the key technologies for non-destructive transmission testing. Recent progress in the development of intensive neutron sources allows us to perform energy-resolved neutron imaging with high spatial resolution.…

Multilayer position-sensitive 10B-RPC thermal neutron detectors offer an attractive combination of sub-millimeter spatial resolution and high (>50%) detection efficiency. Here we describe a new position reconstruction method based on a…

Instrumentation and Detectors · Physics 2021-09-01 A. Morozov , L. M. S. Margato , V. Solovov , A. Blanco , J. Saraiva , T. Wilpert , K. Zeitelhack , K. Roemer , C. Höglund , L. Robinson , R. Hall-Wilton

We have developed a prototype time-resolved neutron imaging detector employing the micro-pixel chamber (muPIC), a micro-pattern gaseous detector, coupled with a field programmable gate array-based data acquisition system for applications in…

A Monte Carlo simulation-based optimization of a multilayer 10B-RPC thermal neutron detector is performed targeting an increase in the counting rate capability while maintaining high (>50%) detection efficiency for thermal neutrons. The…

Instrumentation and Detectors · Physics 2020-04-22 A. Morozov , L. M. S. Margato , I. Stefanescu

Pixel detectors for precise particle tracking in high energy physics have been developed to a level of maturity during the past decade. Three of the LHC detectors will use vertex detectors close to the interaction point based on the hybrid…

Instrumentation and Detectors · Physics 2007-05-23 Norbert Wermes

We previously proposed a method to detect neutrons by using a current-biased kinetic inductance detector (CB-KID), where neutrons are converted into charged particles using a 10B conversion layer. The charged particles are detected based on…

The micropattern gaseous detector Micromegas has been developed for several years in Saclay and presents good performance for neutron detection. A prototype for neutron imaging has been designed and new results obtained in thermal neutron…

The demand for new thermal neutron detectors as an alternative to 3He tubes in research, industrial, safety and homeland security applications, is growing. These needs have triggered research and development activities about new generations…

Instrumentation and Detectors · Physics 2018-01-09 Paolo Finocchiaro , Luigi Cosentino , Sergio Lo Meo , Ralf Nolte , Desiree Radeck

This article describes the design features and the first test measurements obtained during the installation of a novel high resolution 2D neutron detection technique. The technique proposed in this work consists of a boron layer (enriched…

Although for large area detectors it is crucial to find an alternative to detect thermal neutrons because of the 3He shortage, this is not the case for small area detectors. Neutron scattering science is still growing its instruments' power…

Instrumentation and Detectors · Physics 2014-03-14 F. Piscitelli , J. C. Buffet , J. F. Clergeau , S. Cuccaro , B. Guerard , A. Khaplanov , Q. La Manna , J. M. Rigal , P. Van Esch

A long-standing limitation of semiconductor neutron detectors is the lack of a scalable solution to make large area instruments. Neutron detectors are used in a wide range of applications, including the nuclear industry, safeguarding…

Instrumentation and Detectors · Physics 2022-12-19 Joanna Borowiec , Fani Eirini Taifakou , Muhammad Ali , Chris Allwork , Adrian J. Bevan , Theo Kreouzis , Cozmin Timis