Zobrazeno 1 - 10
of 330
pro vyhledávání: '"Di Fulvio, P"'
Autor:
Avachat, Ashish V., Mahmoud, Kholod H., Leja, Anthony G., Xu, Jiajie J., Anastasio, Mark A., Sivaguru, Mayandi, Di Fulvio, Angela
Publikováno v:
Scientific Reports 14.1 (2024): 21155
The objective of this work is to showcase the ortho-positronium lifetime as a probe for soft-tissue characterization. We employed positron annihilation lifetime spectroscopy to experimentally measure the three components of the positron annihilation
Externí odkaz:
http://arxiv.org/abs/2409.13102
Autor:
Zhou, Jianxin, Fejza, Kadishe, Salvatori, Massimiliano, Della Latta, Daniele, Hermann, Gregory M., Di Fulvio, Angela
Our understanding of organs at risk is progressing to include physical small tissues such as coronary arteries and the radiosensitivities of many small organs and tissues are high. Therefore, the accurate segmentation of small volumes in external rad
Externí odkaz:
http://arxiv.org/abs/2404.04202
Fast electronic readout for high-channel density scintillator-based systems is needed for radiation tracking and imaging in a wide range of applications, including nuclear physics, nuclear security and nonproliferation. Programmable electronics, like
Externí odkaz:
http://arxiv.org/abs/2403.16927
Autor:
Tarpau, Cecilia, Fang, Ming, Zygalakis, Konstantinos C., Pereyra, Marcelo, Di Fulvio, Angela, Altmann, Yoann
This paper presents a statistical forward model for a Compton imaging system, called Compton imager. This system, under development at the University of Illinois Urbana Champaign, is a variant of Compton cameras with a single type of sensors which ca
Externí odkaz:
http://arxiv.org/abs/2402.07676
Autor:
Fang, Ming, Di Fulvio, Angela
Publikováno v:
Annals of Nuclear Energy 203 (2024): 110527
Pebble bed reactor (PBR) relying on TRISO-fueled pebbles is one of the most promising Gen-IV reactor designs because of intrinsic safety and thermal efficiency. Fuel pebbles flow through PBR's core and the identification of individual pebbles exiting
Externí odkaz:
http://arxiv.org/abs/2312.02006
Autor:
Fang, Ming, Di Fulvio, Angela
Tristructural-isotropic (TRISO) fuel is currently one of the most mature fuel types for candidate advanced reactor types, namely pebble bed reactors (PBRs). In PBRs, TRISO-fueled pebbles can be re-introduced into the core several times before reachin
Externí odkaz:
http://arxiv.org/abs/2312.01514
Autor:
Fang, Ming, Di Fulvio, Angela
Publikováno v:
Annals of Nuclear Energy 193 (2023): 110062
High-temperature gas reactors rely on TRIstructural-ISOtropic (TRISO) fuel for enhanced fission product retention. Accurate fuel characterization would improve monitoring of efficient fuel usage and accountability. We developed a new neutron multipli
Externí odkaz:
http://arxiv.org/abs/2308.00430
Autor:
Ashish V. Avachat, Kholod H. Mahmoud, Anthony G. Leja, Jiajie J. Xu, Mark A. Anastasio, Mayandi Sivaguru, Angela Di Fulvio
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-9 (2024)
Abstract The objective of this work is to showcase the ortho-positronium lifetime as a probe for soft-tissue characterization. We employed positron annihilation lifetime spectroscopy to experimentally measure the three components of the positron anni
Externí odkaz:
https://doaj.org/article/93fce35329e9468aadb68dea050657c0
Organic scintillators exhibit fast timing, high detection efficiency for fast neutrons and pulse shape discrimination (PSD) capability. PSD is essential in mixed radiation fields, where different types of radiation need to be detected and discriminat
Externí odkaz:
http://arxiv.org/abs/2303.03318
Pebble bed reactors (PBRs) can improve the safety and economics of the nuclear energy production. PBRs rely on TRIstructural-ISOtropic (TRISO) fuel pebbles for enhanced fission product retention. Accurate characterization of individual fuel pebbles w
Externí odkaz:
http://arxiv.org/abs/2303.00675