Search Results - "Raimundo, I"

Heating stability, physical and chemical analysis of calcium silicate‐based endodontic sealers by Antunes, T. B. M., Janini, A. C. P., Pelepenko, L. E., Abuna, G. F., Paiva, E. M., Sinhoreti, M. A. C., Raimundo, I. M., Gomes, B. P. F. A., de‐Jesus‐Soares, A., Marciano, M. A.

“…Aim To evaluate possible modifications in root canal sealers subjected to a variety of heating conditions using vibrational spectroscopy and analysis of…”
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MUSE observations of a changing-look AGN – I. The reappearance of the broad emission lines by Raimundo, S I, Vestergaard, M, Koay, J Y, Lawther, D, Casasola, V, Peterson, B M

“…ABSTRACT Optical changing-look Active Galactic Nuclei (AGN) are a class of sources that change type within a short time-scale of years or decades. This change…”
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A Carbon/Oxygen-dominated Atmosphere Days after Explosion for the “Super-Chandrasekhar” Type Ia SN 2020esm by Dimitriadis, Georgios, Foley, Ryan J., Arendse, Nikki, Coulter, David A., Jacobson-Galán, Wynn V., Siebert, Matthew R., Izzo, Luca, Jones, David O., Kilpatrick, Charles D., Pan, Yen-Chen, Taggart, Kirsty, Auchettl, Katie, Gall, Christa, Hjorth, Jens, Kasen, Daniel, Piro, Anthony L., Raimundo, Sandra I., Ramirez-Ruiz, Enrico, Rest, Armin, Swift, Jonathan J., Woosley, Stan E.

“…Abstract Seeing pristine material from the donor star in a type Ia supernova (SN Ia) explosion can reveal the nature of the binary system. In this paper, we…”
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Functional metagenomics reveals differential chitin degradation and utilization features across free-living and host-associated marine microbiomes by Raimundo, I, Silva, R, Meunier, L, Valente, S M, Lago-Lestón, A, Keller-Costa, T, Costa, R

“…Chitin ranks as the most abundant polysaccharide in the oceans yet knowledge of shifts in structure and diversity of chitin-degrading communities across marine…”
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iHWG-μNIR: a miniaturised near-infrared gas sensor based on substrate-integrated hollow waveguides coupled to a micro-NIR-spectrophotometer by Rohwedder, J J R, Pasquini, C, Fortes, P R, Raimundo, I M, Wilk, A, Mizaikoff, B

“…A miniaturised gas analyser is described and evaluated based on the use of a substrate-integrated hollow waveguide (iHWG) coupled to a microsized near-infrared…”
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Household food security in Maputo: the role of Gendered Access to education and employment by McCordic, C., Riley, L., Raimundo, I.

“…Gender-based structural inequalities in Southern African cities continue to drive poverty and food insecurity in spite of decades of development efforts to…”
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Noise abatement and traffic safety: The trade-off of quieter engines and pavements on vehicle detection by Mendonça, C., Freitas, E., Ferreira, J.P., Raimundo, I.D., Santos, J.A.

“…► Pavement, vehicle type, age, and noise interact in vehicle detection levels. ► Pavement type affects detectability more than vehicle type. ► Younger and…”
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Can we measure the accretion efficiency of active galactic nuclei? by Raimundo, S. I., Fabian, A. C., Vasudevan, R. V., Gandhi, P., Wu, Jianfeng

“…The accretion efficiency for individual black holes is very difficult to determine accurately. There are many factors that can influence each step of the…”
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Tracing the origin of the AGN fuelling reservoir in MCG–6-30-15 by Raimundo, S I, Davies, R I, Canning, R E A, Celotti, A, Fabian, A C, Gandhi, P

“…The active galaxy MCG-6-30-15 has a 400 pc diameter stellar kinematically distinct core, counter-rotating with respect to the main body of the galaxy. Our…”
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Eddington ratio and accretion efficiency in active galactic nuclei evolution by Raimundo, S. I., Fabian, A. C.

“…The cosmological evolution of active galactic nuclei (AGN) is important for understanding the mechanism of accretion on to supermassive black holes and the…”
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Radiation pressure, absorption and AGN feedback in the Chandra Deep Fields by Raimundo, S. I., Fabian, A. C., Bauer, F. E., Alexander, D. M., Brandt, W. N., Luo, B., Vasudevan, R. V., Xue, Y. Q.

“…The presence of absorbing gas around the central engine of active galactic nuclei (AGN) is a common feature of these objects. Recent work has looked at the…”
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Riding the wake of a merging galaxy cluster by Canning, R. E. A., Russell, H. R., Hatch, N. A., Fabian, A. C., Zabludoff, A. I., Crawford, C. S., King, L. J., McNamara, B. R., Okamoto, S., Raimundo, S. I.

“…Using William Herschel Telescope (WHT) Optically Adaptive System for Imaging Spectroscopy (OASIS) integral field unit observations, we report the discovery of…”
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Dynamical friction-driven orbital circularization in rotating discs: a semi-analytical description by Bonetti, Matteo, Bortolas, Elisa, Lupi, Alessandro, Dotti, Massimo, Raimundo, Sandra I

“…ABSTRACT We present and validate a novel semi-analytical approach to study the effect of dynamical friction (DF) on the orbits of massive perturbers in…”
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Final Moments. II. Observational Properties and Physical Modeling of Circumstellar-material-interacting Type II Supernovae by Jacobson-Galán, W. V., Dessart, L., Davis, K. W., Kilpatrick, C. D., Margutti, R., Foley, R. J., Chornock, R., Terreran, G., Hiramatsu, D., Newsome, M., Padilla Gonzalez, E., Pellegrino, C., Howell, D. A., Filippenko, A. V., Anderson, J. P., Angus, C. R., Auchettl, K., Bostroem, K. A., Brink, T. G., Cartier, R., Coulter, D. A., de Boer, T., Drout, M. R., Earl, N., Ertini, K., Farah, J. R., Farias, D., Gall, C., Gao, H., Gerlach, M. A., Guo, F., Haynie, A., Hosseinzadeh, G., Ibik, A. L., Jha, S. W., Jones, D. O., Langeroodi, D., LeBaron, N, Magnier, E. A., Piro, A. L., Raimundo, S. I., Rest, A., Rest, S., Rich, R. Michael, Rojas-Bravo, C., Sears, H., Taggart, K., Villar, V. A., Wainscoat, R. J., Wang, X-F., Wasserman, A. R., Yan, S., Yang, Y., Zhang, J., Zheng, W.

“…Abstract We present ultraviolet/optical/near-infrared observations and modeling of Type II supernovae (SNe II) whose early time ( δ t < 2 days) spectra show…”
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SN 2023ixf in Messier 101: The Twilight Years of the Progenitor as Seen by Pan-STARRS by Ransome, Conor L., Villar, V. Ashley, Tartaglia, Anna, Gonzalez, Sebastian Javier, Jacobson-Galán, Wynn V., Kilpatrick, Charles D., Margutti, Raffaella, Foley, Ryan J., Grayling, Matthew, Ni, Yuan Qi, Yarza, Ricardo, Ye, Christine, Auchettl, Katie, de Boer, Thomas, Chambers, Kenneth C., Coulter, David A., Drout, Maria R., Farias, Diego, Gall, Christa, Gao, Hua, Huber, Mark E., Ibik, Adaeze L., Jones, David O., Khetan, Nandita, Lin, Chien-Cheng, Politsch, Collin A., Raimundo, Sandra I., Rest, Armin, Wainscoat, Richard J., Yadavalli, S. Karthik, Zenati, Yossef

“…Abstract The nearby type II supernova, SN 2023ixf in M101 exhibits signatures of early time interaction with circumstellar material in the first week…”
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Anomaly Detection and Approximate Similarity Searches of Transients in Real-time Data Streams by Aleo, P. D., Engel, A. W., Narayan, G., Angus, C. R., Malanchev, K., Auchettl, K., Baldassare, V. F., Berres, A., de Boer, T. J. L., Boyd, B. M., Chambers, K. C., Davis, K. W., Esquivel, N., Farias, D., Foley, R. J., Gagliano, A., Gall, C., Gao, H., Gomez, S., Grayling, M., Jones, D. O., Lin, C.-C., Magnier, E. A., Mandel, K. S., Matheson, T., Raimundo, S. I., Shah, V. G., Soraisam, M. D., de Soto, K. M., Vicencio, S., Villar, V. A., Wainscoat, R. J.

“…Abstract We present Lightcurve Anomaly Identification and Similarity Search ( LAISS ), an automated pipeline to detect anomalous astrophysical transients in…”
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Tracing the External Origin of the AGN Gas Fueling Reservoir by Raimundo, Sandra I.

“…Near-infrared observations of the active galaxy MCG–6-30-15 provide strong evidence that its molecular gas fueling reservoir is of external origin. MCG–6-30-15…”
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An increase in black hole activity in galaxies with kinematically misaligned gas by Raimundo, Sandra I., Malkan, Matthew, Vestergaard, Marianne

“…External accretion events such as a galaxy merger or the accretion of gas from the immediate environment of a galaxy can create a large misalignment between…”
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Modelling the AGN broad-line region using single-epoch spectra − II. Nearby AGNs by Raimundo, S I, Vestergaard, M, Goad, M R, Grier, C J, Williams, P R, Peterson, B M, Treu, T

“…ABSTRACT The structure of the broad-line region (BLR) is an essential ingredient in the determination of active galactic nucleus (AGN) virial black hole…”
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Modelling the AGN broad line region using single-epoch spectra – I. The test case of Arp 151 by Raimundo, S I, Pancoast, A, Vestergaard, M, Goad, M R, Barth, A J

“…ABSTRACT We show that individual (single-epoch) spectra of active galactic nuclei (AGNs) can constrain some of the geometry and dynamics of the AGN broad line…”
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