Publications

My current h-index is 17 with 46 published refereed articles, and I have written fourteen refereed articles as the first author. An up-to-date list of publications can be found at ADS.

Refereed Journals – as First Author

  1. M. Verma, 2024, High-resolution Observations of Two Pores with the Integral Field Unit (IFU) of the GREGOR Infrared Spectrograph (GRIS), Astronomy & Astrophysics, accepted to be published, ArXiv: 10.48550/arXiv.2406.14298
  2. M. Verma, G. Matijevic, C. Denker, et al. 2021, Classification of High-resolution Solar Hα Spectra using t-distributed Stochastic Neighbor Embedding, Astrophysical Journal 907, 54, DOI: doi.org/10.3847/1538-4357/abcd95.
  3. M. Verma, C. Denker, A. Diercke, C. Kuckein, H. Balthasar, E. Dineva, et al., 2020, High-resolution Spectroscopy of a Surge in an Emerging Flux Region, Astronomy & Astrophysics 639, A19, DOI: doi.org/10.1051/0004-6361/201936762
  4.  M. Verma and C. Denker, 2020, Measuring the Etalon Quality of the GREGOR Fabry-Pérot Interferometer, Journal of Astronomical Telescopes, Instruments, and Systems, 6(1), DOI: doi.org/10.1117/1.JATIS.6.1.015001
  5. M. Verma, P. Kummerow, C. Denker, 2018, On the Extent of the Moat Flow in Axisymmetric Sunspots, Astronomische Nachrichten/Astronomical Notes 339, 268, DOI: doi.org/10.1002/asna.201813482, Editor’ s choice: https://onlinelibrary.wiley.com/doi/abs/10.1002/asna.201890003
  6. M. Verma, 2018, The Origin of Two X-class Flares in Active Region NOAA 12673 – Shear Flows and Head-on Collision of New and Pre-existing Flux, Astronomy & Astrophysics 612, A101, DOI: doi.org/10.1051/0004-6361/201732214
  7. M. Verma, C. Denker, H. Balthasar, C. Kuckein, R. Rezaei, M. Sobotka, et al., 2018, High-resolution Imaging and Near-infrared Spectroscopy of Penumbral Decay, Astronomy & Astrophysics 614, A2, DOI: doi.org/10.1051/0004-6361/201731801
  8. M. Verma, C. Denker, F. Böhm, H. Balthasar, C. Fischer, C. Kuckein, et al., 2016, Flow and Magnetic Field Properties in the Trailing Sunspots of Active Region NOAA 12396, Astronomische Nachrichten/Astronomical Notes 337, 1090, DOI: doi.org/10.1002/asna.201612447
  9. M. Verma, C. Denker, H. Balthasar, C. Kuckein, S. J. González Manrique, M. Sobotka, et al., 2016, Horizontal Flow Fields in and around a Small Active Region – The Transition Period Between Flux Emergence and Decay, Astronomy & Astrophysics 596, A3, DOI: doi.org/10.1051/0004-6361/201628380
  10. M. Verma and C. Denker, 2014 Horizontal Flow Fields Observed in Hinode G-band Images. IV. Statistical Properties of the Dynamical Environment around Pores, Astronomy & Astrophysics 563, A112, DOI: doi.org/10.1051/0004-6361/201322476
  11. M. Verma, M. Steffen and C. Denker, 2013, Evaluating Local Correlation Tracking Using CO5BOLD Simulations of Solar Granulation, Astronomy & Astrophysics 555, A136, DOI: doi.org/10.1051/0004-6361/201321628
  12. M. Verma and C. Denker, 2012, Horizontal Flow Fields Observed in Hinode G-band Images. III. The Decay of a Satellite Sunspot and the Role of Magnetic Flux Removal in Flaring, Astronomy & Astrophysics 545, A92, DOI: doi.org/10.1051/0004-6361/201219694
  13. M. Verma, H. Balthasar, N. Deng, C. Liu, T. Shimizu, H. Wang, and C.Denker, 2012, Horizontal Flow Fields Observed in Hinode G-band Images. II. Flow Fields in the Final Stages of Sunspot Decay, Astronomy & Astrophysics 538, A109, DOI: doi.org/10.1051/0004-6361/201117842
  14. M. Verma and C. Denker, 2011, Horizontal Flow Fields Observed in Hinode G-band Images. I. Methods, Astronomy & Astrophysics 529, A153, DOI: doi.org/10.1051/0004-6361/201016358

Refereed Journals – as Co-author

  1. C. Denker, M. Verma, A. G. M. Pietrow, I. Kontogiannis, R. Kamlah, 2023, Spectral Background-subtracted Activity Maps, Research Notes of the AAS 7, 224, DOI:doi.org/10.3847/2515-5172/ad04e0
  2. A. G. M. Pietrow, M. Cretignier, M. K. Durett, …, M. Verma, 2023, A comparative study of two X2.2 and X9.3 solar flares observed with HARPS-N: Reconciling Sun-as-a-star spectroscopy and high-spatial-resolution solar observations in the context of the solar-stellar connection, Astronomy & Astrophysics 682, A46, DOI:doi.org/10.1051/0004-6361/202347895
  3. R. Kamlah, M. Verma, C. Denker, H. Wang, 2023, High-resolution imaging of solar pores, Astronomy & Astrophysics 265, A182, DOI:doi.org/10.1051/0004-6361/202245410
  4. Q. Li, Y. Xu, M. Verma, C. Denker, J. Zhao, H. Wang, 2023, Study of Global Photospheric and Chromospheric Flows Using Local Correlation Tracking and Machine Learning Methods I: Methodology and Uncertainty Estimates, Solar Physics 298, 5, DOI: doi.org/10.1007/s11207-023-02158-x
  5. C. Denker, M. Verma, Aneta Wiśniewska, et al., 2023, Improved High-resolution Fast Imager, Journal of Astronomical Telescopes, Instruments, and Systems, 9 (1), DOI:doi.org/10.1117/1.JATIS.9.1.015001
  6. E. Dineva, J. Pearson, I.Ilyin, M. Verma, et al., 2022, Characterization of Chromospheric Activity based on Sun-as-a-star Spectral and Disk-resolved Activity Indices, Astronomische Nachrichten/Astronomical Notes, DOI:doi.org/10.1002/asna.20223996
  7. C. Kuckein, H. Balthasar, C. Quintero Noda, A. Diercke, J. C. Trelles Arjona, B. Ruiz Cubo, . . . , M. Verma, et al., 2021, Multiple Stokes I Inversions to Infer Magnetic Fields in the Spectral Range around Cr I 5782 Å, Astronomy & Astrophysics 653, A165, DOI:doi.org/10.1051/0004-6361/202140596
  8. A. Diercke, C. Kuckein, M. Verma, C. Denker, 2021, Filigree in the Surroundings of Polar Crown and High-latitude Filaments, Solar Physics 296, 35, DOI: doi.org/10.1007/s11207-021-01776-7
  9. R. Kamlah, M. Verma, A. Diercke, C. Denker, 2021, Wavelength Dependence of Image Quality Metrics and Seeing Parameters and their Relation to Adaptive Optics Performance, Solar Physics 296, 29, DOI: doi.org/10.1007/s11207-021-01771-y.
  10. V. Abbasvand, M. Sobotka, M. Švanda, P. Heinzel, M. García Rivas, . . . , M. Verma, et al., 2020, Observational study of chromospheric heating by acoustic waves, Astronomy & Astrophysics 642, A52, DOI:doi.org/10.1051/0004-6361/202038559
  11. I. Kontogiannis, E. Dineva, A. Diercke, M. Verma, C. Kuckein, H. Balthasar, C. Denker, 2020, High-resolution spectroscopy of an erupting minifilament and its impact on the nearby chromosphere, Astrophysical Journal 898, 144, DOI:doi.org/10.3847/1538-4357/aba117
  12. P. S. Pal, M. Verma, J. Rendtel, S. J. González Manrique, H. Enke, and C. Denker, 2020, Solar observatory Einstein Tower – Data Release of the Digitized Solar Full-disk Photographic Plate Archive, Astronomische Nachrichten/Astronomical Notes 341, 575, DOI:doi.org/10.1002/asna.202013791
  13. J. Palacios, D. Utz, S. Hofmeister, K. Krikova, P. Gömöry, C. Kuckein, . . . , M. Verma, et al., 2020, Magnetic Flux Emergence in a Coronal Hole, Solar Physics 295, 64, DOI: doi.org/10.1007/s11207-020-01629-9, Editor’ s choice: https://www.springer.com/journal/11207/updates/17758986
  14. I. Kontogiannis, G. Tsiropoula, K. Tziotziou, C. Gontikakis, C. Kuckein, M. Verma, C. Denker, 2020, Emergence of Small-scale Magnetic Flux in the Quiet Sun, Astronomy & Astrophysics 633, A67, DOI: doi.org/10.1051/0004-6361/201936778
  15. E. Dineva, M. Verma, S. J. González Manrique, P. Schwartz, C. Denker, 2020,  Cloud Model Inversions of Strong Chromospheric Absorption Lines using Principle Component Analysis, Astronomische Nachrichten/Astronomical Notes 341, 64, DOI: doi.org/10.1002/asna.202013652
  16. C. Denker, M. Verma, C. Kuckein, et al., 2019, Synchronized High-cadence CMOS Cameras for Imaging Spectroscopy and Image Restoration, Solar Physics, under review
  17. C. Denker, M. Verma, 2019, Background-subtracted Solar Activity Maps, Solar Physics 294, 71, DOI: doi.org/10.1007/s11207-019-1459-x
  18. P. Wilson Cauley, C. Kuckein, . . . , M. Verma, 2018, The Effects of Stellar Activity on Optical High-resolution Exoplanet Transmission Spectra, The Astrophysical Journal 156, 189, DOI: doi.org/10.3847/1538-3881/aaddf9
  19. S. J. González Manrique, C. Kuckien, M. Collados, C. Denker, S. K. Solanki, P. Gömöry, M. Verma, et al., 2018, Temporal Evolution of Arch Filaments as seen in He I 10830, Astronomy & Astrophysics 617, A55, DOI: doi.org/10.1051/0004-6361/201832684
  20. C. Denker, C. Kuckein, M. Verma, S. J. González Manrique, A. Diercke, H. Enke, J. Klar, H. Balthasar, R. E. Louis, and E. Dineva, 2018, High-cadence Imaging and Imaging Spectroscopy at the GREGOR Solar Telescope – A Collaborative Research Environment for High-resolution Solar Physics, The Astrophysical Journal Supplement Series 236, 5, DOI: doi.org/10.3847/1538-4365/aab773
  21. C. Denker, E. Dineva, H. Balthasar, M. Verma, C. Kuckein, A. Diercke, S. J. González Manrique, 2018, Image Quality in High-resolution and High-cadence Solar Imaging, Solar Physics 293, 44, DOI: doi.org/10.1007/s11207-018-1261-1
  22. A. Diercke, C. Kuckein, M. Verma, and C. Denker, 2018, Counter-streaming Flows in a Giant Quiet-sun Filament Observed in the Extreme Ultraviolet, Astronomy & Astrophysics 611, A64, DOI: doi.org/10.1051/0004-6361/201730536
  23. C. Kuckein, A. Diercke, S. J. González, M. Verma, J. Löhner-Böttcher, H. Socas-Navarro, et al., 2017, Ca ii 8542 Å Brightenings Induced by a Solar Microflare, Astronomy & Astrophysics 608, A117, DOI: doi.org/10.1051/0004-6361/201731319
  24. C. Denker, C. Heibel, J. Rendtel, K. Arlt, H. Balthasar, A. Diercke, . . . , M. Verma, 2016, Solar Physics at the Einstein Tower, Astronomische Nachrichten/Astronomical Notes 337, 1105, DOI:doi.org/10.1002/asna.201612442
  25. S. J. González Manrique, C. Kuckein, A. Pastor Yabar, M. Collados, C. Denker, C. E. Fischer, . . . , M. Verma, et al., 2016, Fitting Peculiar Spectral Profiles in He I 10830 Å Absorption Features, Astronomische Nachrichten/Astronomical Notes 337, 1057, DOI: doi.org/10.1002/asna.201512433
  26. A. Lagg, S.K. Solanki, H. P. Doerr, M. J. Martínez González, T. Riethmüller, M. Collados, . . . , M. Verma, et al., 2016, Probing Deep Photospheric Layers of the Quiet Sun with High Magnetic Sensitivity, Astronomy & Astrophysics 596, A6, DOI: doi.org/10.1051/0004-6361/201628489
  27. M. J. Martínez González, A. Pastor Yabar, A. Lagg, A. Asensio Ramos, M. Collados, S. K. Solanki,. . . , M. Verma, et al., 2016, Inference of Magnetic Fields in the Very Quiet Sun, Astronomy & Astrophysics 596, A5, DOI: doi.org/10.1051/0004-6361/201628449
  28. C. Kuckein, M. Verma, and C. Denker, 2015, High-Resolution Spectroscopy of a Giant Solar Filament, Astronomy & Astrophysics 589, A84, DOI: doi.org/10.1051/0004-6361/201526636
  29. H. Balthasar, C. Beck, R. E. Louis, M. Verma and C. Denker, 2014, Near-infrared Spectropolarimetry of a δ-Spot, Astronomy & Astrophysics 562, L6, DOI: doi.org/10.1051/0004-6361/201323224
  30. H. Balthasar, C. Beck, P. Gömöry, K. Muglach, K. G. Puschmann, T. Shimizu, and M. Verma, 2013, Properties of a Decaying Sunspot, in The Sun and Heliosphere, XII Hvar Astrophysical Colloquium, Cent. Eur. Astrophys. Bull. 37, 435, arXiv: arxiv.org/abs/1301.1562
  31. L. Beauregard, M. Verma, and C. Denker, 2012, Horizontal Flows Concurrent with an X2.2 Flare in Active Region NOAA 11158, Astronomische Nachrichten/Astronomical Notes 333, 125, DOI:doi.org/10.1002/asna.201111631