[PDF] Top 20 A new Monte Carlo method for neutron noise calculations

... recently, neutron noise equations have been only solved by analytical methods (see [ 2 ] or [ 3 ]) or by diffusion theory (see [ 4 ],[ 5 ] or [ 6 ...to Monte Carlo simulations. In 2013, an ... Voir le document complet

... presented a new Monte Carlo method that solves neutron noise equations in the frequency ...the method developed in [ 8 ], our method does not need any weight ... Voir le document complet

... of neutron migration area to the mean squared displacement (MSD) is established to derive the analytical expression for computing multi-group migration areas for infinite homogeneous media with ... Voir le document complet

... the neutron importance I k . In this work, we extend the IFP method to the α-eigenvalue equation, enabling the calculation of the adjoint fundamental eigenmode ϕ † α and the associated adjoint-weighted ... Voir le document complet

... ® Monte Carlo radiation transport code for ITER applications, a key issue that arises is whether or not the released TRIPOLI-4 code and its associated nuclear data libraries are verified and ... Voir le document complet

... AMS method and its options used in this study was presented in Table ...present neutron streaming ...fast neutron FOM and it was already shown in previous study ...values for both A7 and M6 ... Voir le document complet

... propose a new Asymptotic Preserving Monte Carlo method which solves the Boltzmann equation of gas ...numerical noise of classical MC methods and to overcome the stiffness of the ... Voir le document complet

... particle method is required in the parameter space. A classical approach consists in exploring the parameter space at the initialization step by setting up a prior distribution for the unknown ... Voir le document complet

... in neutron noise theory [6,7]. Such algorithm is a cross-over between fixed- source and power iteration methods and adopts a weight cancellation ...This method yields satisfactory ... Voir le document complet

... k A k , where C k m+k−1 are binomial coefficients, and the characteristic parameter q is used as acceleration parameter of the algorithm ...is a dis- crete analogues of the resolvent analytical continuation ... Voir le document complet

... test a new algorithm for the treatment of resonance scattering in the presence of a moving target compatible with a new cross section representation in Monte Carlo ... Voir le document complet

... R A C T We propose a statistical method to address an important issue in cryo-electron tomography im- age analysis: reduction of a high amount of noise and artifacts due to the presence ... Voir le document complet

... by a number of practitionners who evaluate parallel application performance on clouds ...chosen for its well-studied accuracy against reality ...given a precise description of the hardware platform, ... Voir le document complet

... The nuclear data memory requirements of large reactor physics simulations - mainly in the form of neutron cross sections and secondary angular and energy distributions - e[r] ... Voir le document complet

... codes, a common format for data interchange and interoper- ability is mandatory in the context of distributed ...computation. For this reason we have previously developped a specific data ... Voir le document complet

... première page de la revue dans laquelle son article a été publié afin de trouver ses coordonnées. Si vous n’arrivez pas à les repérer, communiquez avec nous à ... Voir le document complet

... is a uniform random number between 0 and 1, and σ is a parameter that allows control of the magnitude of the ...follows a random ...alternative method that employs an MC procedure for ... Voir le document complet

... delayed neutron fraction calculated with MCNP5 & ...the calculations. To compare val- ues for different libraries, we can compare directly the decay ...value for the HTR-5 experiment is ... Voir le document complet

... FN-DMC calculations varies from 90% to nearly 100% depending on the nodal structure of the reference wave ...use a basis set adapted to the core region (CVQZ) is quantitatively important when ... Voir le document complet

... MC calculations with modern or future HPC facilities is not ...MC calculations has been set up since the ...well for a long time and would still be the most effective for the ... Voir le document complet