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Mehdipour, M.
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Mehdipour, M.; Kriss, G.A.; Kaastra, J.S.; Costantini, E.; Mao, J.
2023
Dimming of continuum captured in Mrk 841: new clues on the nature of the soft X-ray excess
Article / Letter to editor
open access
Cackett, E.M.; Gelbord, J.; Barth, A.J.; De Rosa, G.; Edelson, R.; Goad, M.R.; ... ; Zaidouni, F.
2023
AGN STORM 2. IV. Swift X-ray and ultraviolet/optical monitoring of Mrk 817
Article / Letter to editor
open access
Homayouni, Y.; De Rosa, G.; Plesha, R.; Kriss, G.A.; Barth, A.J.; Cackett, E.M.; ... ; Zu, Y.
2023
AGN STORM 2. II. Ultraviolet observations of Mrk 817 with the cosmic origins spectrograph on the Hubble Space Telescope
Article / Letter to editor
open access
Grafton-Waters, S.; Mao, J.; Mehdipour, M.; Branduardi-Raymont, G.; Page, M.; Kaastra, J.S.; ... ; Ebrero, J.
2023
Transient obscuration event captured in NGC 3227: IV. Origin of the obscuring cloud variability
Article / Letter to editor
open access
Matzeu, G.A.; Brusa, M.; Lanzuisi, G.; Dadina, M.; Bianchi, S.; Kriss, G.; ... ; Merloni, A.
2023
Supermassive black hole winds in X-rays: SUBWAYS: I. Ultra-fast outflows in quasars beyond the local universe
Article / Letter to editor
open access
Mehdipour, M.; Kriss, G.A.; Brusa, M.; Matzeu, G.A.; Gaspari, M.; Kraemer, S.B.; ... ; Zappacosta, L.
2023
Supermassive black hole winds in X-rays: SUBWAYS: II. HST UV spectroscopy of winds at intermediate redshifts
Article / Letter to editor
open access
Gu, L.; Kaastra, J.S.; Rogantini, D.; Mehdipour, M.; Juráňová, A.; Costantini, E.; Li, C.
2023
Time-dependent photoionization spectroscopy of the Seyfert galaxy NGC 3783
Article / Letter to editor
open access
Li, C.; Kaastra, J.S.; Gu, L.; Mehdipour, M.
2023
Density calculations of NGC 3783 warm absorbers using a time-dependent photoionisation model
Article / Letter to editor
open access
Mehdipour, M.; Kriss, G.A.; Brenneman, L.W.; Costantini, E.; Kaastra, J.S.; Branduardi-Raymont, G.; ... ; Mao, J.
2022
Changing-look event in NGC 3516: continuum or obscuration variability?
Article / Letter to editor
open access
Gu, L.; Mao, J.; Kaastra, J.S.; Mehdipour, M.; Pinto, C.; Grafton-Waters, S.; ... ; Ward, M.
2022
Detection of an unidentified soft X-ray emission feature in NGC 5548
Article / Letter to editor
open access
Mao, J.; Kaastra, J.S.; Mehdipour, M.; Kriss, G.A.; Wang, Y.; Grafton-Waters, S.; ... ; Behar, E.
2022
Transient obscuration event captured in NGC 3227 III: photoionization modeling of the X-ray obscuration event in 2019
Article / Letter to editor
open access
Mehdipour, M.; Kriss, G.A.; Costantini, E.; Gu, L.; Kaastra, J.S.; Landt, H.; Mao, J.
2022
10 Yr transformation of the obscuring wind in NGC 5548
Article / Letter to editor
open access
Wang, Y.; He, Z.; Mao, J.; Kaastra, J.S.; Xue, Y.; Mehdipour, M.
2022
Density profile of the ambient circumnuclear medium in Seyfert 1 galaxies
Article / Letter to editor
open access
Rogantini, D.; Mehdipour, M.; Kaastra, J.S.; Costantini, E.; Juráňová, A.; Kara, E.
2022
TPHO: a time-dependent photoionization model for AGN outflows
Article / Letter to editor
open access
Mao, J.; Kriss, G.A.; Landt, H.; Mehdipour, M.; Kaastra, J.S.; Miller, J.M.; ... ; Karambelkar, V.
2022
Multiwavelength observations of the obscuring wind in the radio-quiet quasar MR 2251-178
Article / Letter to editor
open access
Wang, Y.; Kaastra, J.; Mehdipour, M.; Mao, J.; Costantini, E.; Kriss, G.A.; ... ; He, Z.
2022
Transient obscuration event captured in NGC 3227. II. Warm absorbers and obscuration events in archival XMM-Newton and NuSTAR observations
Article / Letter to editor
open access
Costanzo, D.; Dadina, M.; Vignali, C.; De Marco, B.; Cappi, M.; Petrucci, P.O.; ... ; Matzeu, G.A.
2022
Short-timescale X-ray spectral variability in the Seyfert 1 galaxy NGC 3783
Article / Letter to editor
open access
2023-03-23T00:00:00Z
Nicastro, F.; Kaastra, J.; Argiroffi, C.; Behar, E.; Bianchi, S.; Bocchino, F.; ... ; Zappacosta, L.
2021
The voyage of metals in the universe from cosmological to planetary scales: the need for a very high-resolution, high throughput soft X-ray spectrometer
Article / Letter to editor
open access
Mehdipour, M.; Kriss, G.A.; Kaastra, J.S.; Wang, Y.; Mao, J.; Costantini, E.; ... ; Walton, D.J.
2021
Transient obscuration event captured in NGC 3227: I. Continuum model for the broadband spectral energy distribution
Article / Letter to editor
open access
Štofanová, L.; Kaastra, J.; Mehdipour, M.; Plaa, J. de
2021
New radiative loss curve from updates to collisional excitation in the low-density, optically thin plasmas in SPEX
Article / Letter to editor
open access
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