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Channel: Instrumentation and Methods – Vox Charta
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Spot modelling of periodic weak-line T Tauri stars observed by CoRoT in NGC 2264

The space telescope CoRoT has provided light curves of T Tauri stars belonging to the star-forming region of NGC 2264 with unprecedented continuity and precision in the framework of a coordinated...

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CosmicFish Implementation Notes V1.0 [Cross-Listing]

CosmicFish is a publicly available library to perform Fisher matrix forecast for several cosmological observations. With the present implementation notes we provide a guide to the physical and...

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Far-ultraviolet Observations of Comet C/2012 S1 (ISON) from FORTIS

We have used the unique far-UV imaging capability offered by a sounding rocket borne instrument to acquire observations of C/2012 S1 (ISON) when its angular separation with respect to the sun was...

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Planetary Radio Interferometry and Doppler Experiment (PRIDE) technique: A...

The closest ever fly-by of the Martian moon Phobos, performed by the European Space Agency's Mars Express spacecraft, gives a unique opportunity to sharpen and test the Planetary Radio Interferometry...

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Mathematical Foundations of the GraphBLAS [Cross-Listing]

The GraphBLAS standard (GraphBlas.org) is being developed to bring the potential of matrix based graph algorithms to the broadest possible audience. Mathematically the Graph- BLAS defines a core set of...

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AGNfitter: A Bayesian MCMC approach to fitting spectral energy distributions...

We present AGNfitter, a publicly available open-source algorithm implementing a fully Bayesian Markov Chain Monte Carlo method to fit the spectral energy distributions (SEDs) of active galactic nuclei...

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Monthly Modulation in Dark Matter Direct-Detection Experiments [Replacement]

The signals in dark matter direct-detection experiments should exhibit modulation signatures due to the Earth's motion with respect to the Galactic dark matter halo. The annual and daily modulations,...

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Application of the three-dimensional telegraph equation to cosmic-ray transport

An analytical solution to the the three-dimensional telegraph equation is presented. This equation has recently received some attention but so far the treatment has been one-dimensional. By using the...

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The Cherenkov Telescope Array

The Cherenkov Telescope Array (CTA) is planned to be the next generation ground based observatory for very high energy (VHE) gamma-ray astronomy. Gamma-rays provide a powerful insight into the...

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Using an Artificial Neural Network to Classify Multi-component Emission Line...

We present The Machine, an artificial neural network (ANN) capable of differentiating between the numbers of Gaussian components needed to describe the emission lines of Integral Field Spectroscopic...

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Signals induced by charge-trapping in EDELWEISS FID detectors: analytical...

The EDELWEISS-III direct dark matter search experiment uses cryogenic HP-Ge detectors Fully covered with Inter-Digitized electrodes (FID). They are operated at low fields ($<1\;\mathrm{V/cm}$), and...

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Hybrid Riemann Solvers for Large Systems of Conservation Laws [Cross-Listing]

In this paper we present a new family of approximate Riemann solvers for the numerical approximation of solutions of hyperbolic conservation laws. They are approximate, also referred to as incomplete,...

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Efficient implementation of the adaptive scale pixel decomposition algorithm

Context. Most popular algorithms in use to remove the effects of a telescope's point spread function (PSF) in radio astronomy are variants of the CLEAN algorithm. Most of these algorithms model the sky...

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Instruments on large optical telescopes — A case study [Replacement]

In the distant past, telescopes were known, first and foremost, for the sizes of their apertures. Advances in technology are now enabling astronomers to build extremely powerful instruments to the...

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Uncertainties and biases of source masses derived from fits of integrated...

Fitting spectral distributions of total fluxes or image intensities are two standard methods for estimating the masses of starless cores and protostellar envelopes. These mass estimates, which are the...

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Sensitivity of the space-based CHerenkov from Astrophysical Neutrinos...

Neutrinos with energies in the PeV to EeV range produce upgoing extensive air showers when they interact underground close enough to the surface of the Earth. We study the possibility for detection of...

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RPC application in muography and specific developments [Replacement]

Muography is an imaging technique for large and dense structures as volcanoes or nuclear reactors using atmospheric muons. We applied this technique to the observation of the Puy de D\^ome, a volcano 2...

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Deep Herschel PACS point spread functions [Replacement]

The knowledge of the point spread function (PSF) of imaging instruments represents a fundamental requirement for astronomical observations. The Herschel PACS PSFs delivered by the instrument control...

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SPAMCART: a code for smoothed particle Monte Carlo radiative transfer...

We present a code for generating synthetic SEDs and intensity maps from Smoothed Particle Hydrodynamics simulation snapshots. The code is based on the Lucy (1999) Monte Carlo Radiative Transfer method,...

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Reply to comment by K.A. Duderstadt et al. on "Atmospheric ionization by...

Duderstadt et al. [2016b] comment that the Melott et al. [2016] study of nitrate formation by solar proton events (SPEs) and comparison with the ice core archive is "fundamentally flawed," because it...

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