bytran -|- spectral calculations for portable devices using the HITRAN database

bytran Version 1.3.1, Released December 28, 2019

This open-source software is provided under the terms of the MIT license. First made available under the Android operating system.  Version 1.0 Alpha for Android released on May 16, 2016.

The MIT license (MIT)
Copyright (c) 2016 Dzianis Pliutau
www.bytran.org | bytran@bytran.org

Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions:

The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.

THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.

End of software license. Additional information:

This software was made possible in part through the support from the Russian Orthodox Church including St. Joseph of Optina Russian Orthodox Church Outside Russia, http://www.stjosephofoptina.org (mainly when Farther Richard Reed was its rector, https://eadiocese.org/clergy.html). 

The usage of bytran may be cited as follows: D. Pliutau, K. Roslyakov, "Bytran -|- spectral calculations for portable devices using the HITRAN database", Earth Sci. Inform., Volume 10, Issue 3, Pages 395-404, (2017), (http://doi.org/10.1007/s12145-017-0288-4). A view only version of this publication is available through Readcube at http://rdcu.be/piDB

This application was developed with Qt (https://www.qt.io/) and uses dynamically linked Qt modules distributed under LGPLv3 license.

Parts of the calculation algorithm are based on the Python code from the HITRAN Application Programming Interface (HAPI) and the theoretical information posted at HITRAN.org (http://hitran.org) HAPI reference: R.V. Kochanov, I.E. Gordon, L.S. Rothman, P. Wcislo, C. Hill, J.S. Wilzewski, "HITRAN Application Programming Interface (HAPI): A comprehensive approach to working with spectroscopic data", JQSRT, Volume 177, Pages 15-30, (2016), (http://dx.doi.org/10.1016/j.jqsrt.2016.03.005).

The Voigt calculation routine uses the algorithm described in: Abrarov, S., and Quine, B. "A rational approximation for efficient computation of the Voigt function in quantitative spectroscopy". Journal of Mathematics Research, 7(2), p 163, (2015), (http://dx.doi.org/10.5539/jmr.v7n2).

Appendices 1.1, 4, and 9 of the HITRAN-PC 4.0 manual were consulted for line intensity and radiance calculations (http://www.cas.usf.edu/lidarlab/hitran_pc_demo.html). HITRAN-PC reference: Killinger D.K., Wilcox W.E., Pliutau D., "HITRAN-PC: 25 years of academic development and commercialization of laser atmospheric transmission software for environmental remote sensing", Technology & Innovation, Vol. 14, No. 3-4, pp. 303-327, (2012), (http://dx.doi.org/10.3727/194982412X13500042169054)

Conversion between the relative humidity and water vapor concentration (ppmv) uses formulas according to a Wikipedia (https://en.wikipedia.org/wiki/Arden_Buck_equation) and the referenced links including Arden L. Buck "New equations for computing vapor pressure and enhancement factor", J. Appl. Meteorology, Vol. 20, pp. 1527-1532, (1981), (http://dx.doi.org/10.1175/1520-0450(1981)020<1527:NEFCVP>2.0.CO;2)

Bluetooth data exchange is based on examples provided with Qt and uses parts of the unmodified "Bluetooth Chat Example" code distributed under the BSD license, http://doc.qt.io/qt-5/qtbluetooth-btchat-example.html

The access to the Raspberry Pi's Sense HAT board is carried out using the Qt Labs Sense HAT library (https://github.com/qt-labs/qtsensehat) distributed under the LGPLv3 licence which depends on the RTIMULib2 library (https://github.com/richardstechnotes/RTIMULib2) distributed by richards-tech, LLC under the MIT license.

This product includes software developed by the OpenSSL Project for use in the OpenSSL Toolkit (http://www.openssl.org). The OpenSSL Toolkit is distributed under the following license: http://www.openssl.org/source/license.html

Image and data sharing (Android and iOS) are based on the code Copyrighted (c) 2014 to Nicolas Froment (http://blog.lasconic.com/share-on-ios-and-android-using-qml) and other sources.

The bytran logo is distributed under the Creative Commons 3.0 Attribution License, (https://creativecommons.org/licenses/by/3.0/)