Oskari Ville Pakari

Welch Method and Bootstrapping Applied to Subcritical Gamma Noise

Andreas Pautz, Vincent Pierre Lamirand, Oskari Ville Pakari

We measured the prompt neutron decay constant

\alpha

alpha of the CROCUS zero-power reactor at the Swiss Federal Institute of Technology Lausanne using cross-power spectral density (CPSD) analysis of gamma-gamma correlations from two trans-stilbene org ...

TAYLOR & FRANCIS INC2025

Development of an Event Tracking Feature in OpenMC for Neutron Spectroscopy and Scatter Camera Systems

Andreas Pautz, Oskari Ville Pakari

This paper presents the development and application of an event tracking feature within the OpenMC Monte Carlo code, designed for advanced neutron spectroscopy and scatter camera system simulations. The newly implemented feature enables the tracking of ind ...

American Nuclear Society2025

CORTEX experiments – Part I: Modulation campaigns in AKR-2 & CROCUS for the validation of neutron noise codes

Andreas Pautz, Vincent Pierre Lamirand, Mathieu Hursin, Oskari Ville Pakari, Pavel Frajtag, Nicolas Weiss, Thomas Jean-François Ligonnet, Axel Guy Marie Laureau, Adolfo Rais, Fanny Vitullo

We present the experimental campaigns – namely, three per facility – carried out between 2018 and 2021 in the AKR–2 and CROCUS zero power reactors within the framework of the Horizon 2020 European project CORTEX. Their purpose was to produce high-quality a ...

2025

Welch Method and Bootstrapping Applied to Subcritical Gamma Noise

Development of an Event Tracking Feature in OpenMC for Neutron Spectroscopy and Scatter Camera Systems

CORTEX experiments – Part I: Modulation campaigns in AKR-2 &amp; CROCUS for the validation of neutron noise codes

CORTEX experiments – Part I: Modulation campaigns in AKR-2 &amp; CROCUS for the validation of neutron noise codes

Development of an Event Tracking Feature in OpenMC for Neutron Spectroscopy and Scatter Camera Systems

Welch Method and Bootstrapping Applied to Subcritical Gamma Noise

CORTEX experiments – Part I: Modulation campaigns in AKR-2 & CROCUS for the validation of neutron noise codes

CORTEX experiments – Part I: Modulation campaigns in AKR-2 & CROCUS for the validation of neutron noise codes