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Aims: To predict the cruise radiation environment related to future human missions to Mars, the correlation between solar modulation potential and the dose rate measured by the Radiation Assessment Detector (RAD) has been analyzed and…

The Radiation Assessment Detector (RAD), on board Mars Science Laboratory's (MSL) rover Curiosity, measures the {energy spectra} of both energetic charged and neutral particles along with the radiation dose rate at the surface of Mars. With…

The MARS15 code provides contact residual dose rates for relatively large accelerator and experimental components for predefined irradiation and cooling times. The dose rate at particular distances from the components, some of which can be…

Accelerator Physics · Physics 2012-05-03 V. S. Pronskikh , A. F. Leveling , N. V. Mokhov , I. L. Rakhno , P. Aarnio

Exposure to cosmic radiation is a major concern in space exploration. On the Martian surface, a complex radiation field is present, formed by a constant influx of galactic cosmic radiation and the secondary particles produced by their…

Space Physics · Physics 2024-09-04 Miguel Ralha , Pedro Teles , Nuno Santos , Daniel Matthiä , Thomas Berger , Marta Cortesão

The energetic particle environment on the Martian surface is influenced by solar and heliospheric modulation and changes in the local atmospheric pressure (or column depth). The Radiation Assessment Detector (RAD) on board the Mars Science…

Warfarin, a commonly prescribed drug to prevent blood clots, has a highly variable individual response. Determining a maintenance warfarin dose that achieves a therapeutic blood clotting time, as measured by the international normalized…

Machine Learning · Computer Science 2021-05-07 Anish Karpurapu , Adam Krekorian , Ye Tian , Leslie M. Collins , Ravi Karra , Aaron Franklin , Boyla O. Mainsah

Radiation chemistry of model systems irradiated with ultra-high dose-rates (UHDR) is key to obtain a mechanistic understanding of the sparing of healthy tissue, which is called the FLASH effect. It is envisioned to be used for efficient…

Medical Physics · Physics 2025-11-03 Marc Benjamin Hahn

Solar Proton Events (SPEs) can cause abrupt and significant enhancements to the Martian surface radiation dose. Observations of the impact of SPEs on the Martian surface are available from satellites and surface detectors, but the data set…

Earth and Planetary Astrophysics · Physics 2020-12-02 Dimitra Atri , Caitlin MacArthur , Ian Dobbs-Dixon

The Radiation Assessment Detector (RAD), on board Mars Science Laboratory's (MSL) Curiosity rover, has been measuring ground level particle fluxes along with the radiation dose rate at the surface of Mars since August 2012. Similar to…

For the first time, the Emirates Mars Infrared Spectrometer (EMIRS) instrument on board the Emirates Mars Mission (EMM) "Hope", is providing us with the temperature measurements of Mars at all local times covering most of the planet. As a…

Earth and Planetary Astrophysics · Physics 2022-11-09 Dimitra Atri , Nour Abdelmoneim , Dattaraj B. Dhuri , Mathilde Simoni

Electron tunneling experiments are used to probe Coulomb correlation effects in the single-particle density-of-states (DOS) of boron-doped silicon crystals near the critical density of the metal-insulator transition (MIT). At low energies,…

Disordered Systems and Neural Networks · Physics 2014-11-20 Mark Lee , J. G. Massey , V. L. Nguyen , B. I. Shklovskii

Although molecular dynamics (MD) simulations are commonly used to predict the structure and properties of glasses, they are intrinsically limited to short time scales, necessitating the use of fast cooling rates. It is therefore challenging…

[Abridged] In the past 15 years, the concentration-mass relation has been investigated diffusely in theoretical studies. On the other hand, only recently has this relation been derived from X-ray observations. When that happened, the…

Cosmology and Nongalactic Astrophysics · Physics 2015-06-12 Elena Rasia , Stefano Borgani , Stefano Ettori , Pasquale Mazzotta , Massimo Meneghetti

Measurements from the Mars Atmosphere and Volatile EvolutioN (MAVEN) spacecraft, orbiting Mars are used for investigating the impact of coronal mass ejections (CMEs) and corotating interaction regions (CIRs) on Martian ionospheric species.…

Space Physics · Physics 2023-05-16 Lot Ram , Diptiranjan Rout , Rahul Rathi , Subarna Mondal , Sumanta Sarkhel , Jasper Halekas

Ion-induced cell killing has been reported to depend on the irradiation dose but also on the projectile parameters. In this paper we focus on two approaches developed and extensively used to predict cell survival in response to ion…

Biological Physics · Physics 2009-07-15 M. Beuve , A. Colliaux , D. Dabli , D. Dauvergne , B. Gervais , G. Montarou , E. Testa

There are major discrepancies between recent B-spline R-matrix (BSR) and Dirac Atomic R-matrix Code (DARC) calculations regarding electron-impact excitation rates for transitions in Mg$^{4+}$, with claims that the DARC calculations are much…

Atomic Physics · Physics 2017-04-25 K. Wang , L. Fernández-Menchero , O. Zatsarinny , K. Bartschat

Airborne dust is an important constituent in the Martian atmosphere because of its radiative interaction with the atmospheric circulation, and dust size is one crucial factor in determining this effect. In numerical modeling of the dust…

Earth and Planetary Astrophysics · Physics 2021-04-20 Chi-Fong Wong , Kim-Chiu Chow , Kwing L. Chan , Jing Xiao , Yemeng Wang

In conjunction with efforts to predict residual radiation levels in the Fermilab Main Injector, measurements of residual radiation were correlated with the time history of losses. Detailed examination suggested that the list of radioactive…

Accelerator Physics · Physics 2015-02-06 Bruce C. Brown , Nikolai V. Mokhov , Vitaly S. Pronskikh

This paper is the editorial of a special issue of Radiation Measurements on EURADOS intercomparisons in computational dosimetry. The articles in this special issue cover complex problems in terms of geometry, particle types, energy ranges,…

Computational Physics · Physics 2022-08-05 Rick Tanner , Stefano Agosteo , Hans Rabus

To claim similarity of multiple dose-response curves in interlaboratory studies in regulatory toxicology is a relevant issue during the assay validation process. Here we demonstrated the use of dose-by-laboratory interaction contrasts,…

Applications · Statistics 2020-09-28 Ludwig A. Hothorn , Dimitrios Spiliotopoulos
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