Free-moving quantitative gamma-ray imaging
The ability to map and estimate the activity of radiological source distributions in unknown
three-dimensional environments has applications in the prevention and response to …
three-dimensional environments has applications in the prevention and response to …
Real-Time Gamma Radioactive Source Localization by Data Fusion of 3D-LiDAR Terrain Scan and Radiation Data from Semi-Autonomous UAV Flights
S Schraml, M Hubner, P Taupe, M Hofstätter, P Amon… - Sensors, 2022 - mdpi.com
Rapid and accurate reconnaissance in the event of radiological and nuclear (RN) incidents
or attacks is vital to launch an appropriate response. This need is made stronger by the …
or attacks is vital to launch an appropriate response. This need is made stronger by the …
Real-Time Radiological Source Term Estimation for Multiple Sources in Cluttered Environments
A particle filter algorithm is presented to estimate the position, strength, and cardinality of an
unknown number of radioactive point sources in an obstacle-rich environment using count …
unknown number of radioactive point sources in an obstacle-rich environment using count …
Surrogate distributed radiological sources II: aerial measurement campaign
In this second part of a multipaper series, we present results from outdoor aerial
measurements of surrogate distributed gamma-ray sources. We detail the design …
measurements of surrogate distributed gamma-ray sources. We detail the design …
Implementation of novel evolutional algorithm for 3-dimensional radiation map** and gamma-field reconstruction within the chornobyl sarcophagus
This work presents the application of a novel evolutional algorithmic approach to determine
and reconstruct the specific 3-dimensional source location of gamma-ray emissions within …
and reconstruct the specific 3-dimensional source location of gamma-ray emissions within …
Map** the minimum detectable activities of gamma-ray sources in a 3-d scene
MS Bandstra, D Hellfeld, J Lee… - … on Nuclear Science, 2022 - ieeexplore.ieee.org
The ability to formulate maps of minimum detectable activities (MDAs) that describe the
sensitivity of an ad hoc measurement that used one or more freely moving radiation detector …
sensitivity of an ad hoc measurement that used one or more freely moving radiation detector …
Radiological Source Term Estimation and Isotopic Identification with Parallel Log Domain Particle Filters
This article presents a parallel log-domain particle filtering algorithm combined with gamma
spectrum unfolding to perform localization, identification, and evaluation of multiple point …
spectrum unfolding to perform localization, identification, and evaluation of multiple point …
Radioactive source localization using a mobile radiation detection system featuring informed path-based decisions
L Marques, R Coito, T Costa… - … on Nuclear Science, 2024 - ieeexplore.ieee.org
Improving the accuracy of radiation source localization is crucial in security and safety
scenarios. Conventional methods for detecting and identifying special nuclear materials …
scenarios. Conventional methods for detecting and identifying special nuclear materials …
Design and deployment of radiological point-source arrays for the emulation of continuous distributed sources
JR Vavrek, CC Hines, MS Bandstra, D Hellfeld… - ar** Containers Using Iterative Reconstruction and Modeling Cargo-Specific …
EL Connolly, DT Connor, PG Martin - Nuclear Technology, 2023 - Taylor & Francis
Simulated measurements of traditional ship** container screening infrastructure based on
large-area polyvinyl-toluene (PVT) or sodium-iodide detectors (NaI) are used alongside an …
large-area polyvinyl-toluene (PVT) or sodium-iodide detectors (NaI) are used alongside an …