publications | Farnik Nikakhtar

Peer Reviewed Journals

2023

Generating synthetic star catalogs from simulated data for next-gen observatories with py-ananke

Adrien C. R. Thob, Robyn E. Sanderson, Andrew P. Eden, Farnik Nikakhtar, and 3 more authors

arXiv e-prints, Dec 2023

Bibtex

@article{2023arXiv231202268T,
  author = {{Thob}, Adrien C.~R. and {Sanderson}, Robyn E. and {Eden}, Andrew P. and {Nikakhtar}, Farnik and {Panithanpaisal}, Nondh and {Garavito-Camargo}, Nicol{\'a}s and {Sharma}, Sanjib},
  journal = {arXiv e-prints},
  keywords = {Astrophysics - Astrophysics of Galaxies, Astrophysics - Instrumentation and Methods for Astrophysics},
  year = {2023},
  month = dec,
  eid = {arXiv:2312.02268},
  pages = {arXiv:2312.02268},
  doi = {10.48550/arXiv.2312.02268},
  archiveprefix = {arXiv},
  eprint = {2312.02268},
  primaryclass = {astro-ph.GA},
  adsurl = {https://ui.adsabs.harvard.edu/abs/2023arXiv231202268T},
  kind = {Peer Reviewed Journals},
  adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

Optimal transport reconstruction of biased tracers in redshift space

Farnik Nikakhtar, Nikhil Padmanabhan, Bruno Lévy, Ravi K. Sheth, and 1 more author

\prd, Oct 2023

Bibtex

@article{2023PhRvD.108h3534N,
  author = {{Nikakhtar}, Farnik and {Padmanabhan}, Nikhil and {L{\'e}vy}, Bruno and {Sheth}, Ravi K. and {Mohayaee}, Roya},
  title = {{Optimal transport reconstruction of biased tracers in redshift space}},
  journal = {\prd},
  keywords = {Astrophysics - Cosmology and Nongalactic Astrophysics},
  year = {2023},
  month = oct,
  volume = {108},
  number = {8},
  eid = {083534},
  pages = {083534},
  doi = {10.1103/PhysRevD.108.083534},
  archiveprefix = {arXiv},
  eprint = {2307.03671},
  primaryclass = {astro-ph.CO},
  adsurl = {https://ui.adsabs.harvard.edu/abs/2023PhRvD.108h3534N},
  kind = {Peer Reviewed Journals},
  adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

Building an Acceleration Ladder with Tidal Streams and Pulsar Timing

Peter Craig, Sukanya Chakrabarti, Robyn E. Sanderson, and Farnik Nikakhtar

\apjl, Mar 2023

Bibtex

@article{2023ApJ...945L..32C,
  author = {{Craig}, Peter and {Chakrabarti}, Sukanya and {Sanderson}, Robyn E. and {Nikakhtar}, Farnik},
  title = {{Building an Acceleration Ladder with Tidal Streams and Pulsar Timing}},
  journal = {\apjl},
  keywords = {Milky Way mass, Milky Way dynamics, Milky Way dark matter halo, 1058, 1051, 1049, Astrophysics - Astrophysics of Galaxies},
  year = {2023},
  month = mar,
  volume = {945},
  number = {2},
  eid = {L32},
  pages = {L32},
  doi = {10.3847/2041-8213/acba15},
  archiveprefix = {arXiv},
  eprint = {2211.00613},
  primaryclass = {astro-ph.GA},
  adsurl = {https://ui.adsabs.harvard.edu/abs/2023ApJ...945L..32C},
  kind = {Peer Reviewed Journals},
  adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

Data-driven reconstruction of stochastic dynamical equations based on statistical moments

Farnik Nikakhtar, Laya Parkavousi, Muhammad Sahimi, M. Reza Rahimi Tabar, and 2 more authors

New Journal of Physics, Aug 2023

Bibtex

@article{2023NJPh...25h3025N,
  author = {{Nikakhtar}, Farnik and {Parkavousi}, Laya and {Sahimi}, Muhammad and {Reza Rahimi Tabar}, M. and {Feudel}, Ulrike and {Lehnertz}, Klaus},
  title = {{Data-driven reconstruction of stochastic dynamical equations based on statistical moments}},
  journal = {New Journal of Physics},
  keywords = {reconstruction of stochastic dynamical equations, Kramers-Moyal coefficients, time series analysis, statistical moments, Condensed Matter - Statistical Mechanics, Nonlinear Sciences - Adaptation and Self-Organizing Systems},
  year = {2023},
  month = aug,
  volume = {25},
  number = {8},
  eid = {083025},
  pages = {083025},
  doi = {10.1088/1367-2630/acec63},
  archiveprefix = {arXiv},
  eprint = {2305.10990},
  primaryclass = {cond-mat.stat-mech},
  adsurl = {https://ui.adsabs.harvard.edu/abs/2023NJPh...25h3025N},
  kind = {Peer Reviewed Journals},
  adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

2022

Optimal Transport Reconstruction of Baryon Acoustic Oscillations

Farnik Nikakhtar, Ravi K. Sheth, Bruno Lévy, and Roya Mohayaee

\prl, Dec 2022

Bibtex

@article{2022PhRvL.129y1101N,
  author = {{Nikakhtar}, Farnik and {Sheth}, Ravi K. and {L{\'e}vy}, Bruno and {Mohayaee}, Roya},
  title = {{Optimal Transport Reconstruction of Baryon Acoustic Oscillations}},
  journal = {\prl},
  keywords = {Astrophysics - Cosmology and Nongalactic Astrophysics},
  year = {2022},
  month = dec,
  volume = {129},
  number = {25},
  eid = {251101},
  pages = {251101},
  doi = {10.1103/PhysRevLett.129.251101},
  archiveprefix = {arXiv},
  eprint = {2203.01868},
  primaryclass = {astro-ph.CO},
  adsurl = {https://ui.adsabs.harvard.edu/abs/2022PhRvL.129y1101N},
  kind = {Peer Reviewed Journals},
  adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

Precision tests of CO and [CII] power spectra models against simulated intensity maps

Azadeh Moradinezhad Dizgah, Farnik Nikakhtar, Garrett K. Keating, and Emanuele Castorina

\jcap, Feb 2022

Bibtex

@article{2022JCAP...02..026M,
  author = {{Moradinezhad Dizgah}, Azadeh and {Nikakhtar}, Farnik and {Keating}, Garrett K. and {Castorina}, Emanuele},
  title = {{Precision tests of CO and [CII] power spectra models against simulated intensity maps}},
  journal = {\jcap},
  keywords = {baryon acoustic oscillations, cosmological perturbation theory, cosmological simulations, power spectrum, Astrophysics - Cosmology and Nongalactic Astrophysics},
  year = {2022},
  month = feb,
  volume = {2022},
  number = {2},
  eid = {026},
  pages = {026},
  doi = {10.1088/1475-7516/2022/02/026},
  archiveprefix = {arXiv},
  eprint = {2111.03717},
  primaryclass = {astro-ph.CO},
  adsurl = {https://ui.adsabs.harvard.edu/abs/2022JCAP...02..026M},
  kind = {Peer Reviewed Journals},
  adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

Smearing scale in Laguerre reconstructions of the correlation function

Farnik Nikakhtar, Ravi K. Sheth, and Idit Zehavi

\prd, Feb 2022

Bibtex

@article{2022PhRvD.105d3536N,
  author = {{Nikakhtar}, Farnik and {Sheth}, Ravi K. and {Zehavi}, Idit},
  title = {{Smearing scale in Laguerre reconstructions of the correlation function}},
  journal = {\prd},
  keywords = {Astrophysics - Cosmology and Nongalactic Astrophysics},
  year = {2022},
  month = feb,
  volume = {105},
  number = {4},
  eid = {043536},
  pages = {043536},
  doi = {10.1103/PhysRevD.105.043536},
  archiveprefix = {arXiv},
  eprint = {2110.03591},
  primaryclass = {astro-ph.CO},
  adsurl = {https://ui.adsabs.harvard.edu/abs/2022PhRvD.105d3536N},
  kind = {Peer Reviewed Journals},
  adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

limHaloPT: A Numerical Package for Accurate Modeling of Line Intensity Power Spectrum

Azadeh Moradinezhad Dizgah, Alberto Vallinotto, and Farnik Nikakhtar

The Journal of Open Source Software, Jul 2022

Bibtex

@article{2022JOSS....7.4173M,
  author = {{Moradinezhad Dizgah}, Azadeh and {Vallinotto}, Alberto and {Nikakhtar}, Farnik},
  title = {{limHaloPT: A Numerical Package for Accurate Modeling of Line Intensity Power Spectrum}},
  journal = {The Journal of Open Source Software},
  keywords = {C, intensity mapping, C language, cosmology},
  year = {2022},
  month = jul,
  volume = {7},
  number = {75},
  eid = {4173},
  pages = {4173},
  doi = {10.21105/joss.04173},
  adsurl = {https://ui.adsabs.harvard.edu/abs/2022JOSS....7.4173M},
  kind = {Peer Reviewed Journals},
  adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

2021

New Families in our Solar Neighborhood: Applying Gaussian Mixture Models for Objective Classification of Structures in the Milky Way and in Simulations

Farnik Nikakhtar, Robyn E. Sanderson, Andrew Wetzel, Sarah Loebman, and 9 more authors

\apj, Nov 2021

Bibtex

@article{2021ApJ...921..106N,
  author = {{Nikakhtar}, Farnik and {Sanderson}, Robyn E. and {Wetzel}, Andrew and {Loebman}, Sarah and {Sharma}, Sanjib and {Beaton}, Rachael and {Mackereth}, J. Ted and {Poovelil}, Vijith Jacob and {Zasowski}, Gail and {Bonaca}, Ana and {Martell}, Sarah and {J{\"o}nsson}, Henrik and {Faucher-Gigu{\`e}re}, Claude-Andr{\'e}},
  title = {{New Families in our Solar Neighborhood: Applying Gaussian Mixture Models for Objective Classification of Structures in the Milky Way and in Simulations}},
  journal = {\apj},
  keywords = {Galaxy dynamics, Milky Way dynamics, Solar neighborhood, Galactic abundances, the Milky Way physics, 591, 1051, 1509, 2002, 1056, Astrophysics - Astrophysics of Galaxies},
  year = {2021},
  month = nov,
  volume = {921},
  number = {2},
  eid = {106},
  pages = {106},
  doi = {10.3847/1538-4357/ac1a10},
  archiveprefix = {arXiv},
  eprint = {2104.08394},
  primaryclass = {astro-ph.GA},
  adsurl = {https://ui.adsabs.harvard.edu/abs/2021ApJ...921..106N},
  kind = {Peer Reviewed Journals},
  adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

Laguerre reconstruction of the correlation function on baryon acoustic oscillation scales

Farnik Nikakhtar, Ravi K. Sheth, and Idit Zehavi

\prd, Aug 2021

Bibtex

@article{2021PhRvD.104d3530N,
  author = {{Nikakhtar}, Farnik and {Sheth}, Ravi K. and {Zehavi}, Idit},
  title = {{Laguerre reconstruction of the correlation function on baryon acoustic oscillation scales}},
  journal = {\prd},
  keywords = {Astrophysics - Cosmology and Nongalactic Astrophysics},
  year = {2021},
  month = aug,
  volume = {104},
  number = {4},
  eid = {043530},
  pages = {043530},
  doi = {10.1103/PhysRevD.104.043530},
  archiveprefix = {arXiv},
  eprint = {2101.08376},
  primaryclass = {astro-ph.CO},
  adsurl = {https://ui.adsabs.harvard.edu/abs/2021PhRvD.104d3530N},
  kind = {Peer Reviewed Journals},
  adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

Laguerre reconstruction of the BAO feature in halo-based mock galaxy catalogues

Farnik Nikakhtar, Ravi K. Sheth, and Idit Zehavi

\prd, Sep 2021

Bibtex

@article{2021PhRvD.104f3504N,
  author = {{Nikakhtar}, Farnik and {Sheth}, Ravi K. and {Zehavi}, Idit},
  title = {{Laguerre reconstruction of the BAO feature in halo-based mock galaxy catalogues}},
  journal = {\prd},
  keywords = {Astrophysics - Cosmology and Nongalactic Astrophysics},
  year = {2021},
  month = sep,
  volume = {104},
  number = {6},
  eid = {063504},
  pages = {063504},
  doi = {10.1103/PhysRevD.104.063504},
  archiveprefix = {arXiv},
  eprint = {2107.12537},
  primaryclass = {astro-ph.CO},
  adsurl = {https://ui.adsabs.harvard.edu/abs/2021PhRvD.104f3504N},
  kind = {Peer Reviewed Journals},
  adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

2019

Exact enumeration approach to first-passage time distribution of non-Markov random walks

Shant Baghram, Farnik Nikakhtar, M. Reza Rahimi Tabar, S. Rahvar, and 3 more authors

\pre, Jun 2019

Bibtex

@article{2019PhRvE..99f2101B,
  author = {{Baghram}, Shant and {Nikakhtar}, Farnik and {Tabar}, M. Reza Rahimi and {Rahvar}, S. and {Sheth}, Ravi K. and {Lehnertz}, Klaus and {Sahimi}, Muhammad},
  title = {{Exact enumeration approach to first-passage time distribution of non-Markov random walks}},
  journal = {\pre},
  keywords = {Condensed Matter - Statistical Mechanics, Astrophysics - Cosmology and Nongalactic Astrophysics, Physics - Data Analysis, Statistics and Probability},
  year = {2019},
  month = jun,
  volume = {99},
  number = {6},
  eid = {062101},
  pages = {062101},
  doi = {10.1103/PhysRevE.99.062101},
  archiveprefix = {arXiv},
  eprint = {1906.02081},
  primaryclass = {cond-mat.stat-mech},
  adsurl = {https://ui.adsabs.harvard.edu/abs/2019PhRvE..99f2101B},
  kind = {Peer Reviewed Journals},
  adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

2018

The Excursion set approach: Stratonovich approximation and Cholesky decomposition

Farnik Nikakhtar, Mohammadreza Ayromlou, Shant Baghram, Sohrab Rahvar, and 2 more authors

\mnras, Aug 2018

Bibtex

@article{2018MNRAS.478.5296N,
  author = {{Nikakhtar}, Farnik and {Ayromlou}, Mohammadreza and {Baghram}, Shant and {Rahvar}, Sohrab and {Rahimi Tabar}, M. Reza and {Sheth}, Ravi K.},
  title = {{The Excursion set approach: Stratonovich approximation and Cholesky decomposition}},
  journal = {\mnras},
  keywords = {methods: numerical, galaxies: haloes, dark matter, cosmology theory, Astrophysics - Cosmology and Nongalactic Astrophysics},
  year = {2018},
  month = aug,
  volume = {478},
  number = {4},
  pages = {5296-5300},
  doi = {10.1093/mnras/sty1415},
  archiveprefix = {arXiv},
  eprint = {1802.04207},
  primaryclass = {astro-ph.CO},
  adsurl = {https://ui.adsabs.harvard.edu/abs/2018MNRAS.478.5296N},
  kind = {Peer Reviewed Journals},
  adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

2017

Matrix formalism of excursion set theory: A new approach to statistics of dark matter halo counting

Farnik Nikakhtar, and Shant Baghram

\prd, Aug 2017

Bibtex

@article{2017PhRvD..96d3524N,
  author = {{Nikakhtar}, Farnik and {Baghram}, Shant},
  title = {{Matrix formalism of excursion set theory: A new approach to statistics of dark matter halo counting}},
  journal = {\prd},
  keywords = {Astrophysics - Cosmology and Nongalactic Astrophysics},
  year = {2017},
  month = aug,
  volume = {96},
  number = {4},
  eid = {043524},
  pages = {043524},
  doi = {10.1103/PhysRevD.96.043524},
  archiveprefix = {arXiv},
  eprint = {1606.06666},
  primaryclass = {astro-ph.CO},
  adsurl = {https://ui.adsabs.harvard.edu/abs/2017PhRvD..96d3524N},
  kind = {Peer Reviewed Journals},
  adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

Data Release Papers

2023

Public Data Release of the FIRE-2 Cosmological Zoom-in Simulations of Galaxy Formation

Andrew Wetzel, Christopher C. Hayward, Robyn E. Sanderson, Xiangcheng Ma, and 22 more authors

\apjs, Apr 2023

Bibtex

@article{2023ApJS..265...44W,
  author = {{Wetzel}, Andrew and {Hayward}, Christopher C. and {Sanderson}, Robyn E. and {Ma}, Xiangcheng and {Angl{\'e}s-Alc{\'a}zar}, Daniel and {Feldmann}, Robert and {Chan}, T.~K. and {El-Badry}, Kareem and {Wheeler}, Coral and {Garrison-Kimmel}, Shea and {Nikakhtar}, Farnik and {Panithanpaisal}, Nondh and {Arora}, Arpit and {Gurvich}, Alexander B. and {Samuel}, Jenna and {Sameie}, Omid and {Pandya}, Viraj and {Hafen}, Zachary and {Hummels}, Cameron and {Loebman}, Sarah and {Boylan-Kolchin}, Michael and {Bullock}, James S. and {Faucher-Gigu{\`e}re}, Claude-Andr{\'e} and {Kere{\v{s}}}, Du{\v{s}}an and {Quataert}, Eliot and {Hopkins}, Philip F.},
  title = {{Public Data Release of the FIRE-2 Cosmological Zoom-in Simulations of Galaxy Formation}},
  journal = {\apjs},
  keywords = {Galaxy formation, Galactic and extragalactic astronomy, Galaxy physics, Milky Way formation, Theoretical models, N-body simulations, Astronomical simulations, Hydrodynamical simulations, Galaxies, 595, 563, 612, 1053, 2107, 1083, 1857, 767, 573, Astrophysics - Astrophysics of Galaxies, Astrophysics - Cosmology and Nongalactic Astrophysics, Astrophysics - Solar and Stellar Astrophysics},
  year = {2023},
  month = apr,
  volume = {265},
  number = {2},
  eid = {44},
  pages = {44},
  doi = {10.3847/1538-4365/acb99a},
  archiveprefix = {arXiv},
  eprint = {2202.06969},
  primaryclass = {astro-ph.GA},
  adsurl = {https://ui.adsabs.harvard.edu/abs/2023ApJS..265...44W},
  kind = {Data Release Papers},
  adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

2022

The Seventeenth Data Release of the Sloan Digital Sky Surveys: Complete Release of MaNGA, MaStar, and APOGEE-2 Data

Abdurro’uf, Katherine Accetta, Conny Aerts, Vı́ctor Silva Aguirre, and 7 more authors

\apjs, Apr 2022

Bibtex

@article{2022ApJS..259...35A,
  author = {{Abdurro'uf} and {Accetta}, Katherine and {Aerts}, Conny and {Silva Aguirre}, V{\'\i}ctor and {Ahumada}, Romina and {Ajgaonkar}, Nikhil and {Filiz Ak}, N. and {Alam}, Shadab and {Allende Prieto}, Carlos and {Almeida}, Andr{\'e}s and et al.},
  title = {{The Seventeenth Data Release of the Sloan Digital Sky Surveys: Complete Release of MaNGA, MaStar, and APOGEE-2 Data}},
  journal = {\apjs},
  year = {2022},
  month = apr,
  volume = {259},
  number = {2},
  eid = {35},
  pages = {35},
  doi = {10.3847/1538-4365/ac4414},
  archiveprefix = {arXiv},
  eprint = {2112.02026},
  primaryclass = {astro-ph.GA},
  adsurl = {https://ui.adsabs.harvard.edu/abs/2022ApJS..259...35A},
  kind = {Data Release Papers},
  adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

APOGEE-centric Ananke Simulations in a SciServer SQL Database

Rachael L. Beaton, Suzanne Werner, Arik W. Mitschang, Gerard Lemson, and 8 more authors

Research Notes of the American Astronomical Society, Jun 2022

Bibtex

@article{2022RNAAS...6..125B,
  author = {{Beaton}, Rachael L. and {Werner}, Suzanne and {Mitschang}, Arik W. and {Lemson}, Gerard and {Thakar}, Aniruddha and {Weijmans}, Anne-Marie and {Brownstein}, Joel R. and {Nikakhtar}, Farnik and {Sanderson}, Robyn E. and {Wetzel}, Andrew and {Loebman}, Sarah and {Sharma}, Sanjib},
  title = {{APOGEE-centric Ananke Simulations in a SciServer SQL Database}},
  journal = {Research Notes of the American Astronomical Society},
  year = {2022},
  month = jun,
  volume = {6},
  number = {6},
  eid = {125},
  pages = {125},
  doi = {10.3847/2515-5172/ac7808},
  adsurl = {https://ui.adsabs.harvard.edu/abs/2022RNAAS...6..125B},
  kind = {Data Release Papers},
  adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

Conference Proceedings

2023

Linear Point Standard Ruler Estimation with Neural Networks

Andy Nilipour, Farnik Nikakhtar, and Nikhil Padmanabhan

In American Astronomical Society Meeting Abstracts, Sep 2023

Bibtex

@inproceedings{2023AAS...24234002N,
  author = {{Nilipour}, Andy and {Nikakhtar}, Farnik and {Padmanabhan}, Nikhil},
  title = {{Linear Point Standard Ruler Estimation with Neural Networks}},
  booktitle = {American Astronomical Society Meeting Abstracts},
  year = {2023},
  series = {American Astronomical Society Meeting Abstracts},
  volume = {55},
  month = sep,
  eid = {340.02},
  pages = {340.02},
  adsurl = {https://ui.adsabs.harvard.edu/abs/2023AAS...24234002N},
  kind = {Conference Proceedings},
  adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

2022

Probing the Galactic Potential Using Optimal Transport Theory

Farnik Nikakhtar, Quentin Mérigot, Jason Hunt, Robyn Sanderson, and 3 more authors

In AAS/Division of Dynamical Astronomy Meeting, May 2022

Bibtex

@inproceedings{2022DDA....5340501N,
  author = {{Nikakhtar}, Farnik and {M{\'e}rigot}, Quentin and {Hunt}, Jason and {Sanderson}, Robyn and {Sheth}, Ravi K. and {Mohayaee}, Roya and {L{\'e}vy}, Bruno},
  title = {{Probing the Galactic Potential Using Optimal Transport Theory}},
  booktitle = {AAS/Division of Dynamical Astronomy Meeting},
  year = {2022},
  series = {AAS/Division of Dynamical Astronomy Meeting},
  volume = {54},
  month = may,
  eid = {405.01},
  pages = {405.01},
  adsurl = {https://ui.adsabs.harvard.edu/abs/2022DDA....5340501N},
  kind = {Conference Proceedings},
  adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}

2015

Reducing X-ray Bright Galaxy Groups Images with Theli Pipeline

Farnik Nikakhtar

Publication of Korean Astronomical Society, Sep 2015

Bibtex

@article{2015PKAS...30..671N,
  author = {{Nikakhtar}, Farnik},
  title = {{Reducing X-ray Bright Galaxy Groups Images with Theli Pipeline}},
  journal = {Publication of Korean Astronomical Society},
  year = {2015},
  month = sep,
  volume = {30},
  number = {2},
  pages = {671-673},
  doi = {10.5303/PKAS.2015.30.2.671},
  adsurl = {https://ui.adsabs.harvard.edu/abs/2015PKAS...30..671N},
  kind = {Conference Proceedings},
  adsnote = {Provided by the SAO/NASA Astrophysics Data System}
}