News

2023

• Releases

  • Release 1.4.8 (https://github.com/mcvine/mcvine/issues/457): support converting neutron storage to mcpl format

  • Release 1.4.7 (https://github.com/mcvine/mcvine/issues/457): allow setting mcweights of detectors

  • Release 1.4.6 (https://github.com/mcvine/mcvine/issues/457): bugfix of powder E(Q) kernel

• Publications:

  • A realistic guide misalignment model for the Second Target Station instruments at the Spallation Neutron Source was published

  • Publications that cited MCViNE

2022

• Releases

  • Release 1.4.5 (https://github.com/mcvine/mcvine/issues/451): SANS sphere kernel / STS source component

• Publications:

  • MCViNE assisted the initial design of STS instruments. See publications on BEWAVES, CENTAUR, CHESS, CUPI2D (published in 2023), EWALD, EXPANSE, MENUS, PIONEER, QIKR (published in 2023), VERDI

  • A super-resolution technique to analyze single-crystal inelastic neutron scattering measurements using direct-geometry chopper spectrometers was published. Super resolution imagery techniques were applied to DGS single crystal data. MCViNE simulations of inelastic spectra was instrumental in obtaining resolution finer than nominal values of the SEQUOIA instrument.

  • Publications that cited MCViNE

2021

• Releases

  • Release 1.4.4 (https://github.com/mcvine/mcvine/issues/443): smaller tolerance to allow simulation of thin film

  • Release 1.4.3 (https://github.com/mcvine/mcvine/issues/435): added S(Q vector) kernel

  • Release 1.4.2 (https://github.com/mcvine/mcvine/issues/418): added support to convert a mcpl file to a mcvine data file

  • Release 1.4.1 (https://github.com/mcvine/mcvine/issues/413): added single-crystal diffraction kernel, SQE kernel for indirect geometry spectrometer

• Publications that cited MCViNE

2020

• October 2020:

  • Release 1.4.0 (https://github.com/mcvine/mcvine/issues/392) : mcvine was migrated to python 3.

• Papers using MCViNE to study resolution effects:

  • Temperature-dependent phonon lifetimes and thermal conductivity of silicon by inelastic neutron scattering and ab initio calculations

  • Vacancy-driven variations in the phonon density of states of fast neutron irradiated nuclear graphite

  • Controlling phonon lifetimes via sublattice disordering in AgBiSe2

  • Extended anharmonic collapse of phonon dispersions in SnS and SnSe

  • Antichiral spin order, its soft modes, and their hybridization with phonons in the topological semimetal Mn3Ge

• Paper using MCViNE for sample environment studies:

  • Fahima’s paper Computational optimization of a 3D printed collimator was published. MCViNE was used in simulating the performance of a 3D-printed collimator for SNAP, a high-pressure diffractometer

2019

• October 2019:

  • Release 1.3.5 (https://github.com/mcvine/mcvine/issues/385) was out

  • Super-resolution energy spectra from neutron direct-geometry spectrometers was published. Super resolution imagery techniques were applied to DGS powder data. MCViNE simulations of inelastic spectra was instrumental in obtaining resolution finer than nominal values of the ARCS instrument.

• August 2019:

  • Jiao’s paper Recent developments of MCViNE and its applications at SNS was published

  • Release 1.3.4 (https://github.com/mcvine/mcvine/issues/380) was out

• June 2019:

  • Fahima’s paper Super-resolution energy spectra from neutron direct-geometry spectrometers was submitted to arxiv preprint server.

• April 2019:

  • Release 1.3.3 (https://github.com/mcvine/mcvine/issues/375) was out

  • Jiao Lin’s paper Energy dependence of the flux and elastic resolution for the ARCS neutron spectrometer was published at Physica B: Condensed Matter. https://doi.org/10.1016/j.physb.2018.11.027. MCViNE was used to study elastic resolution of the ARCS instrument.

  • Matt Stone’s paper Design of a radial collimator for the SEQUOIA direct geometry chopper spectrometer was published at Physica B: Condensed Matter. https://doi.org/10.1016/j.physb.2018.11.042. MCViNE was used to study the performance of the collimator design for the SEQUOIA instrument

• Feb 2019:

  • Jon Leiner’s paper Frustrated magnetism in Mott insulating (V_{1−x}Cr_{x})_2O_3 was accepted at PRX. MCViNE was used to study the resolution effects

  • Release 1.3.2 (http://mcvine.github.io/1.3.2/release-notes.html) was out

2018

• September 2018:

  • Paper Dipolar-octupolar Ising antiferromagnetism in Sm2Ti2O7: A moment fragmentation candidate was published at Physical Review B: https://doi.org/10.1103/PhysRevB.98.100401. Gabriele used MCViNE to study the absorption correction.

• July 2018:

  • Matt Stone presented SEQUOIA: Fine-Resolution Fermi Chopper Spectrometer at WINS conference. MCViNE was used to help design the collimator for SEQUOIA

  • Doug Abernathy presented Applications of MCViNE simulations at SNS at WINS conference

• June 2018:

  • Fahima Islam presented Super resolution reconstruction of phonon Density of States measured at neutron direct-geometry spectrometers at ACNS. MCViNE was used to compute resolution functions in this study.

  • Jiao Lin presented Applications of MCViNE simulations at SNS at ACNS

• April 2018:

  • Gabriele Sala’s paper Conceptual design of CHESS, a new direct‐geometry inelastic neutron spectrometer dedicated to studying small samples was published at Journal of Applied Crystallography: https://doi.org/10.1107/S1600576718002224. MCViNE was used to simulate the future CHESS instrument at STS, ORNL.

• Feb 2018:

  • Release 1.3.1 (http://mcvine.github.io/1.3.1/release-notes.html) was out

2017

• Oct 2017:

  • Jennifer Niedziela’s paper Design and operating characteristic of a vacuum furnace for time-of-flight inelastic neutron scattering measurements was published at Review of Scientific Instruments: https://doi.org/10.1063/1.5007089. MCViNE simulations were performed by Hillary Smith to help study the effects on the measured spectra from the scattering by the furnace, the multiple scattering, and the effectiveness of collimator.

• July 2017:

  • Release 1.3 (http://mcvine.github.io/1.3/release-notes.html) was out

• Feb 2017:

  • Release 1.2.1 (http://mcvine.github.io/1.2.1/release-notes.html) was out

  • Release 1.2 (http://mcvine.github.io/1.2/release-notes.html) was out

2016

• Oct 2016:

  • Release 1.1.1 (http://mcvine.github.io/1.1.1/release-notes.html) was out

• August 2016:

  • Souleymane Omar Diallo’s paper Momentum and energy dependent resolution function of the ARCS neutron chopper spectrometer at high momentum transfer: Comparing simulation and experiment was published in Nuclear Instruments and Methods in Physics Research A: http://dx.doi.org/10.1016/j.nima.2016.08.027

• July 2016:

  • Release 1.1 (http://mcvine.github.io/1.1/release-notes.html) was out

• March 2016:

  • Release 1.0.1 (http://mcvine.github.io/1.0.1/release-notes.html) was out

• Feb 2016:

  • Release 1.0 (http://mcvine.github.io/1.0/releases/rel1.html#relnotes1.0) was out

  • The introductory paper to MCViNE was published at NIMA: http://dx.doi.org/10.1016/j.nima.2015.11.118

  • Yuen Yiu’s paper Light atom quantum oscillations in UC and US was published at Physical Review B: http://dx.doi.org/10.1103/PhysRevB.93.014306

2015

• Nov 2015: The introductory paper to MCViNE, version 2, was posted to arXiv: MCViNE – An object oriented Monte Carlo neutron ray tracing simulation package

• Oct 2015 Hillary Smith was invited to the SNS HFIR User Group Meeting 2015 to present a talk on High-temperature Sample Environment Template for Experiment Simulations on DGS Instruments

• Aug 2015 Yuen Yiu’s paper Light atom quantum oscillations in UC and US was posted to arXiv: http://arxiv.org/abs/1508.00930

• June 2015 Jiao Lin was invited to the “CSNS workshop on Neutron Scattering Instrumentation for Disordered Materials” to present a talk on “Neutron Data Analysis Assisted by Monte Carlo Ray Tracing Simulations”

2014

• June 2014 ACNS

  • Hillary Smith: High-Temperature Sample Environment Template for Experiment Simulations on DGS Instruments at the SNS

  • Yuen Yiu: Quantum Oscillations of Light Atoms in UX Salts

  • Jiao Lin: Monte Carlo Virtual Experiments for Direct Geometry Inelastic Instruments at SNS

• May 2014 Jiao Lin was invited to the WINS 2014 to present a talk on Monte Carlo simulations of multiple scattering from samples and sample environments

• April 2014 Jiao Lin’s paper Using Monte Carlo ray tracing simulations to model the quantum harmonic oscillator modes observed in uranium nitride was published in “Physical Review B”.

2013

• Jan 2013: Jiao Lin presented poster MCViNE – Monte Carlo Virtual Neutron Experiment at NSF-sponsored workshop “Scientific Workflows for Scattering Science”.

2012

• Jan 2012: Doug Abernathy published Design and operation of the wide angular-range chopper spectrometer ARCS at the Spallation Neutron Source at “Review of Scientific Instruments”.