Refereed Scientific Papers

119 entries « 2 of 3 »

2017

Stenflo, J O

History of Solar Magnetic Fields Since George Ellery Hale Journal Article

In: Space Science Reviews, vol. 210, pp. 5-35, 2017.

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Janett, Gioele; Steiner, Oskar; Belluzzi, Luca

Formal Solutions for Polarized Radiative Transfer. II. High-order Methods Journal Article

In: The Astrophysical Journal, vol. 845, no. 2, pp. 104, 2017.

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Sampoorna, M; Nagendra, K N; Stenflo, J O

Polarized Line Formation in Arbitrary Strength Magnetic Fields Angle-averaged and Angle-dependent Partial Frequency Redistribution Journal Article

In: Astrophysical Journal, vol. 844, pp. 97, 2017.

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Carlin, E. S.; M.Bianda,

Spatiotemporal Evolution of Hanle and Zeeman Synthetic Polarization in a Chromospheric Spectral Line Journal Article

In: Astrophysical Journal, vol. 843, pp. 64, 2017.

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Janett, Gioele; Carlin, Edgar S.; Steiner, Oskar; Belluzzi, Luca

Formal Solutions for Polarized Radiative Transfer. I. The DELO Family Journal Article

In: The Astrophysical Journal, vol. 840, no. 2, pp. 107, 2017.

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Kano, R; Bueno, J Trujillo; Winebarger, A; Auchère, F; Narukage, N; Ishikawa, R; Kobayashi, K; Bando, T; Katsukawa, Y; Kubo, M; Ishikawa, S; Giono, G; Hara, H; Suematsu, Y; Shimizu, T; Sakao, T; Tsuneta, S; Ichimoto, K; Goto, M; Belluzzi, L; Stepán, J; Ramos, A Asensio; Sainz, R Manso; Champey, P; Cirtain, J; Pontieu, B De; Casini, R; Carlsson, M

Discovery of Scattering Polarization in the Hydrogen Ly-α Line of the Solar Disk Radiation Journal Article

In: Astrophysical Journal, Letters, vol. 839, pp. L10, 2017.

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Giono, G; Ishikawa, R; Narukage, N; Kano, R; Katsukawa, Y; Kubo, M; Ishikawa, S; Bando, T; Hara, H; Suematsu, Y; Winebarger, A; Kobayashi, K; Auchère, F; Bueno, J Trujillo; Tsuneta, S; Shimizu, T; Sakao, T; Cirtain, J; Champey, P; Ramos, A Asensio; v Stv epán, J; Belluzzi, L; Sainz, R Manso; Pontieu, B De; Ichimoto, K; Carlsson, M; Casini, R; Goto, M

Polarization Calibration of the Chromospheric Lyman-Alpha SpectroPolarimeter for a 0.1% Polarization Sensitivity in the VUV Range. Part II: In-Flight Calibration Journal Article

In: Solar Physics, vol. 292, pp. 57, 2017.

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Jafarzadeh, S; Solanki, S K; Stangalini, M; Steiner, O; Cameron, R H; Danilovic, S

High-frequency Oscillations in Small Magnetic Elements Observed with Sunrise/SuFI Journal Article

In: Astrophysical Journal, Supplement, vol. 229, pp. 10, 2017.

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Ballester, E. A.; Belluzzi, L.; Trujillo Bueno, J.

The Transfer of Resonance Line Polarization with Partial Frequency Redistribution in the General Hanlen-Zeeman Regime Journal Article

In: Astrophysical Journal, vol. 836, pp. 6, 2017.

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Vigeesh, G.; Jackiewicz, J.; Steiner, O.

Internal Gravity Waves in the Magnetized Solar Atmosphere. I. Magnetic Field Effects Journal Article

In: Astrophysical Journal, vol. 835, pp. 148, 2017.

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Bueno, J Trujillo; Degl'Innocenti, E Landi; Belluzzi, L

The Physics and Diagnostic Potential of Ultraviolet Spectropolarimetry Journal Article

In: Space Science Reviews, vol. 210, pp. 183-226, 2017.

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Ishikawa, R; Bueno, J Trujillo; Uitenbroek, H; Kubo, M; Tsuneta, S; Goto, M; Kano, R; Narukage, N; Bando, T; Katsukawa, Y; Ishikawa, S; Giono, G; Suematsu, Y; Hara, H; Shimizu, T; Sakao, T; Winebarger, A; Kobayashi, K; Cirtain, J; Champey, P; Auch`ere, F; v Stv epán, J; Belluzzi, L; Ramos, A Asensio; Sainz, R Manso; Pontieu, B De; Ichimoto, K; Carlsson, M; Casini, R

Indication of the Hanle Effect by Comparing the Scattering Polarization Observed by CLASP in the Lyα and Si III 120.65 nm Lines Journal Article

In: Astrophysical Journal, vol. 841, pp. 31, 2017.

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2016

Kubo, M.; Katsukawa, Y.; Suematsu, Y.; Kano, R.; Bando, T.; Narukage, N.; Ishikawa, R.; Hara, H.; Giono, G.; Tsuneta, S.; Ishikawa, S.; Shimizu, T.; Sakao, T.; Winebarger, A.; Kobayashi, K.; Cirtain, J.; Champey, P.; Auch`ere, F.; Trujillo Bueno, J.; Asensio Ramos, A.; v Stv ep'an, J.; Belluzzi, L.; Manso Sainz, R.; De Pontieu, B.; Ichimoto, K.; Carlsson, M.; Casini, R.; Goto, M.

Discovery of Ubiquitous Fast-Propagating Intensity Disturbances by the Chromospheric Lyman α Spectropolarimeter (CLASP) Journal Article

In: Astrophysical Journal, vol. 832, pp. 141, 2016.

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Cortesi, S.; Cagnotti, M.; Bianda, M.; Ramelli, R.; Manna, A.

Sunspot Observations and Counting at Specola Solare Ticinese in Locarno Since 1957 Journal Article

In: Solar Physics, vol. 291, pp. 3075-3080, 2016.

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Alsina Ballester, E.; Belluzzi, L.; Trujillo Bueno, J.

The Magnetic Sensitivity of the Mg ii k Line to the Joint Action of Hanle, Zeeman, and Magneto-optical Effects Journal Article

In: The Astrophysical Journal Letters, vol. 831, pp. L15, 2016.

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Kato, Y.; Steiner, O.; Hansteen, V.; Gudiksen, B.; Wedemeyer, S.; Carlsson, M.

Chromospheric and Coronal Wave Generation in a Magnetic Flux Sheath Journal Article

In: Astrophysical Journal, vol. 827, pp. 7, 2016.

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Stenflo, J. O.

Transition of the Sunspot Number from Zurich to Brussels in 1980: A Personal Perspective Journal Article

In: Solar Physics, vol. 291, pp. 2487-2492, 2016.

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Carlin, E. S.; Bianda, M.

The Key Role of Solar Dynamics in the Chromospheric Hanle Polarization Journal Article

In: The Astrophysical Journal Letters, vol. 831, no. 1, pp. L5, 2016.

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Privitera, G.; Meynet, G.; Eggenberger, P.; Vidotto, A. A.; Villaver, E.; Bianda, M.

Star-planet interactions. II. Is planet engulfment the origin of fast rotating red giants? Journal Article

In: Astronomy and Astrophysics, vol. 593, pp. A128, 2016.

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Privitera, G.; Meynet, G.; Eggenberger, P.; Georgy, C.; Ekström, S.; Vidotto, A. A.; Bianda, M.; Villaver, E.; ud-Doula, A.

High surface magnetic field in red giants as a new signature of planet engulfment? Journal Article

In: Astronomy and Astrophysics, vol. 593, pp. L15, 2016.

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Calvo, F.; Steiner, O.; Freytag, B.

Non-magnetic photospheric bright points in 3D simulations of the solar atmosphere Journal Article

In: Astronomy and Astrophysics, vol. 596, pp. A43, 2016.

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Privitera, G.; Meynet, G.; Eggenberger, P.; Vidotto, A. A.; Villaver, E.; Bianda, M.

Star-planet interactions. I. Stellar rotation and planetary orbits Journal Article

In: Astronomy and Astrophysics, vol. 591, pp. A45, 2016.

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Steiner, O.; Züger, F.; Belluzzi, L.

Polarized radiative transfer in discontinuous media Journal Article

In: Astronomy and Astrophysics, vol. 586, pp. A42, 2016.

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Supriya, H. D.; Sampoorna, M.; Nagendra, K. N.; Stenflo, J. O.; Ravindra, B.

Polarized Line Formation with Lower-level Polarization and Partial Frequency Redistribution Journal Article

In: Astrophysical Journal, vol. 828, pp. 84, 2016.

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2015

Tremblay, P. -E.; Fontaine, G.; Freytag, B.; Steiner, O.; Ludwig, H. -G.; Steffen, M.; Wedemeyer, S.; Brassard, P.

On the Evolution of Magnetic White Dwarfs Journal Article

In: Astrophysical Journal, vol. 812, pp. 19, 2015.

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Stenflo, J. O.

Physics of Polarized Scattering at Multi-level Atomic Systems Journal Article

In: Astrophysical Journal, vol. 801, pp. 70, 2015.

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Carlin, E. S.; Asensio Ramos, A.

Chromospheric Diagnosis with Ca II Lines: Forward Modeling in Forward Scattering. I Journal Article

In: Astrophysical Journal, vol. 801, pp. 16, 2015.

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Belluzzi, L.; Trujillo Bueno, J.; Landi Degl'Innocenti, E.

Radiative Transfer Modeling of the Enigmatic Scattering Polarization in the Solar Na I D1 Line Journal Article

In: Astrophysical Journal, vol. 814, pp. 116, 2015.

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Belluzzi, L.; Landi Degl'Innocenti, E.; Trujillo Bueno, J.

Isotropic Inelastic Collisions in a Multiterm Atom with Hyperfine Structure Journal Article

In: Astrophysical Journal, vol. 812, pp. 73, 2015.

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Stenflo, J. O.

History of Solar Magnetic Fields Since George Ellery Hale Journal Article

In: Space Science Reviews, 2015.

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Stenflo, J. O.

FTS atlas of the Sun's spectrally resolved center-to-limb variation Journal Article

In: Astronomy and Astrophysics, vol. 573, pp. A74, 2015.

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2014

Steiner, O.; Salhab, R.; Freytag, B.; Rajaguru, P.; Schaffenberger, W.; Steffen, M.

Properties of small-scale magnetism of stellar atmospheres Journal Article

In: Publications of the ASJ, vol. 66, pp. S5, 2014.

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Sowmya, K.; Nagendra, K. N.; Sampoorna, M.; Stenflo, J. O.

Polarized Light Scattering with the Paschen-Back Effect, Level-crossing of Fine Structure States, and Partial Frequency Redistribution Journal Article

In: Astrophysical Journal, vol. 793, pp. 71, 2014.

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Supriya, H. D.; Smitha, H. N.; Nagendra, K. N.; Stenflo, J. O.; Bianda, M.; Ramelli, R.; Ravindra, B.; Anusha, L. S.

Center-to-limb Observations and Modeling of the Ca I 4227 Å line Journal Article

In: Astrophysical Journal, vol. 793, pp. 42, 2014.

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Ishikawa, R.; Asensio Ramos, A.; Belluzzi, L.; Manso Sainz, R.; Stepan, J.; Trujillo Bueno, J.; Goto, M.; Tsuneta, S.

On the Inversion of the Scattering Polarization and the Hanle Effect Signals in the Hydrogen Ly-alpha Line Journal Article

In: Astrophysical Journal, vol. 787, pp. 159, 2014.

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Sowmya, K.; Nagendra, K. N.; Stenflo, J. O.; Sampoorna, M.

Polarized Scattering with Paschen-Back Effect, Hyperfine Structure, and Partial Frequency Redistribution in Magnetized Stellar Atmospheres Journal Article

In: Astrophysical Journal, vol. 786, pp. 150, 2014.

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Smitha, H. N.; Nagendra, K. N.; Stenflo, J. O.; Bianda, M.; Ramelli, R.

The Quantum Interference Effects in the Sc II 4247 Å Line of the Second Solar Spectrum Journal Article

In: Astrophysical Journal, vol. 794, no. 1, pp. 30, 2014.

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2013

Stenflo, J. O.

Solar magnetic fields as revealed by Stokes polarimetry Journal Article

In: Astronomy and Astrophysics Reviews, vol. 21, pp. 66, 2013.

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Sampoorna, M.; Nagendra, K. N.; Stenflo, J. O.

Line-interlocking Effects on Polarization in Spectral Lines by Rayleigh and Raman Scattering Journal Article

In: Astrophysical Journal, vol. 770, pp. 92, 2013.

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Smitha, H. N.; Nagendra, K. N.; Stenflo, J. O.; Sampoorna, M.

Modeling the Quantum Interference Signatures of the Ba II D2 4554 Å Line in the Second Solar Spectrum Journal Article

In: Astrophysical Journal, vol. 768, pp. 163, 2013.

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Stenflo, J. O.; Demidov, M. L.; Bianda, M.; Ramelli, R.

Calibration of the 6302/6301 Stokes V line ratio in terms of the 5250/5247 ratio Journal Article

In: Astronomy and Astrophysics, vol. 556, pp. A113, 2013.

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Stenflo, J. O.

Horizontal or vertical magnetic fields on the quiet Sun. Angular distributions and their height variations Journal Article

In: Astronomy and Astrophysics, vol. 555, pp. A132, 2013.

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2012

Ramelli, R.; Stellmacher, G.; Wiehr, E.; Bianda, M.

Helium Emissions Observed in Ground-Based Spectra of Solar Prominences Journal Article

In: Solar Physics, vol. 281, pp. 697-706, 2012.

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Smitha, H. N.; Nagendra, K. N.; Stenflo, J. O.; Bianda, M.; Sampoorna, M.; Ramelli, R.; Anusha, L. S.

J-state interference signatures in the second solar spectrum. Modeling the Cr i triplet at 5204-5208 Å Journal Article

In: Astronomy and Astrophysics, vol. 541, pp. A24, 2012.

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2011

Kleint, L.; Shapiro, A. I.; Berdyugina, S. V.; Bianda, M.

Solar turbulent magnetic fields: Non-LTE modeling of the Hanle effect in the C2 molecule Journal Article

In: Astronomy and Astrophysics, vol. 536, pp. A47, 2011.

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Anusha, L. S.; Nagendra, K. N.; Bianda, M.; Stenflo, J. O.; Holzreuter, R.; Sampoorna, M.; Frisch, H.; Ramelli, R.; Smitha, H. N.

Analysis of the Forward-scattering Hanle Effect in the Ca I 4227 Å Line Journal Article

In: Astrophysical Journal, vol. 737, pp. 95, 2011.

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Bianda, M.; Ramelli, R.; Anusha, L. S.; Stenflo, J. O.; Nagendra, K. N.; Holzreuter, R.; Sampoorna, M.; Frisch, H.; Smitha, H. N.

Observations of the forward scattering Hanle Effect the Ca I 4227 Å Line Journal Article

In: Astronomy and Astrophysics, vol. 530, pp. L13, 2011.

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Shapiro, A. I.; Fluri, D. M.; Berdyugina, S. V.; Bianda, M.; Ramelli, R.

NLTE modeling of Stokes vector center-to-limb variations in the CN violet system Journal Article

In: Astronomy and Astrophysics, vol. 529, pp. A139, 2011.

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2010

Kleint, L.; Berdyugina, S. V.; Shapiro, A. I.; Bianda, M.

Solar turbulent magnetic fields: surprisingly homogeneous distribution during the solar minimum Journal Article

In: Astronomy and Astrophysics, vol. 524, pp. A37, 2010.

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Anusha, L. S.; Nagendra, K. N.; Stenflo, J. O.; Bianda, M.; Sampoorna, M.; Frisch, H.; Holzreuter, R.; Ramelli, R.

Generalization of the Last Scattering Approximation for the Second Solar Spectrum Modeling: The Ca I 4227 Å Line as a Case Study Journal Article

In: Astrophysical Journal, vol. 718, pp. 988-1000, 2010.

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119 entries « 2 of 3 »