Non-LTE Synthetic Observables of a Multidimensional Model of Type Ia Supernovae

Authors: Boos, Samuel J., Dessart, Luc, Shen, Ken J., Townsley, Dean M.

Subject Terms: Astrophysics - High Energy Astrophysical Phenomena

Access URL: http://arxiv.org/abs/2410.22276

Local two-dimensional simulations of the ignition of a helium shell detonation on a white dwarf by an impacting stream

Authors: Rajavel, Nethra, Townsley, Dean M., Shen, Ken J.

Subject Terms: Astrophysics - Solar and Stellar Astrophysics, Astrophysics - High Energy Astrophysical Phenomena

Access URL: http://arxiv.org/abs/2408.10981

Almost All Carbon/Oxygen White Dwarfs Can Host Double Detonations

Authors: Shen, Ken J., Boos, Samuel J., Townsley, Dean M.

Subject Terms: Astrophysics - Solar and Stellar Astrophysics, Astrophysics - High Energy Astrophysical Phenomena

Access URL: http://arxiv.org/abs/2405.19417

Type Ia Supernovae Can Arise from the Detonations of Both Stars in a Double Degenerate Binary

Authors: Boos, Samuel J., Townsley, Dean M., Shen, Ken J.

Subject Terms: Astrophysics - High Energy Astrophysical Phenomena, Astrophysics - Solar and Stellar Astrophysics

Access URL: http://arxiv.org/abs/2401.08011

Sensitivity of 3D Convective Urca Simulations to Changes in Urca Reactions

Authors: Boyd, Brendan, Clark, Alexander Smith, Calder, Alan C., Townsley, Dean M., Zingale, Michael

Source: J. Phys.: Conf. Ser. 2742 (2024)

Subject Terms: Astrophysics - Solar and Stellar Astrophysics, Astrophysics - High Energy Astrophysical Phenomena

Access URL: http://arxiv.org/abs/2311.07743

Challenges Modeling the Low-Luminosity Type Iax Supernovae

Authors: Feldman, Catherine, Eisenberg, Ellis, Townsley, Dean M., Calder, Alan C.

Subject Terms: Astrophysics - High Energy Astrophysical Phenomena, Astrophysics - Instrumentation and Methods for Astrophysics

Access URL: http://arxiv.org/abs/2311.06168

Dimming the Lights: 2D Simulations of Deflagrations of Hybrid C/O/Ne White Dwarfs using FLASH

Authors: Feldman, Catherine, Gutierrez, Nathanael, Eisenberg, Ellis, Willcox, Donald E., Townsley, Dean M., Calder, Alan C.

Subject Terms: Astrophysics - High Energy Astrophysical Phenomena, Astrophysics - Solar and Stellar Astrophysics

Access URL: http://arxiv.org/abs/2309.07283

SN 2022joj: A Peculiar Type Ia Supernova Possibly Driven by an Asymmetric Helium-shell Double Detonation

Authors: Liu, Chang, Miller, Adam A., Boos, Samuel J., Shen, Ken J., Townsley, Dean M., Schulze, Steve, Harvey, Luke, Maguire, Kate, Johansson, Joel, Brink, Thomas G., Burgaz, Umut, Dimitriadis, Georgios, Filippenko, Alexei V., Hall, Saarah, Hinds, K-Ryan, Hoffman, Andrew, Karambelkar, Viraj, Kilpatrick, Charles D., Perley, Daniel, Pichay, Neil, Sears, Huei, Sollerman, Jesper, Stein, Robert, Terwel, Jacobus H., Zheng, WeiKang, Graham, Matthew J., Kasliwal, Mansi M., Lacroix, Leander, Purdum, Josiah, Rusholme, Benjamin, Wold, Avery

Subject Terms: Astrophysics - High Energy Astrophysical Phenomena, Astrophysics - Solar and Stellar Astrophysics

Access URL: http://arxiv.org/abs/2308.06319

Type Ia Supernova Nucleosynthesis: Metallicity-Dependent Yields

Authors: Keegans, James D, Pignatari, Marco, Stancliffe, Richard J, Travaglio, Claudia, Jones, Samuel, Gibson, Brad K, Townsley, Dean M, Miles, Broxton J, Shen, Ken J, Few, Gareth

Subject Terms: Astrophysics - High Energy Astrophysical Phenomena

Access URL: http://arxiv.org/abs/2306.12885

Gravity modes on rapidly rotating accreting white dwarfs and their variation after dwarf novae

Authors: Kumar, Praphull, Townsley, Dean M.

Source: ApJ 951(2023) 122

Subject Terms: Astrophysics - Solar and Stellar Astrophysics, Astrophysics - High Energy Astrophysical Phenomena

Access URL: http://arxiv.org/abs/2305.03809

Flash-X, a multiphysics simulation software instrument

Authors: Dubey, Anshu, Weide, Klaus, O'Neal, Jared, Dhruv, Akash, Couch, Sean, Harris, J. Austin, Klosterman, Tom, Jain, Rajeev, Rudi, Johann, Messer, Bronson, Pajkos, Michael, Carlson, Jared, Chu, Ran, Wahib, Mohamed, Chawdhary, Saurabh, Ricker, Paul M., Lee, Dongwook, Antypas, Katie, Riley, Katherine M., Daley, Christopher, Ganapathy, Murali, Timmes, Francis X., Townsley, Dean M., Vanella, Marcos, Bachan, John, Rich, Paul, Kumar, Shravan, Endeve, Eirik, Hix, W. Raphael, Mezzacappa, Anthony, Papatheodore, Thomas

Source: SoftwareX, Volume 19, 2022, 101168,ISSN 2352-7110

Subject Terms: Physics - Computational Physics, Astrophysics - Instrumentation and Methods for Astrophysics, Computer Science - Mathematical Software

Access URL: http://arxiv.org/abs/2208.11630

Multi-Dimensional Radiative Transfer Calculations of Double Detonations of Sub-Chandrasekhar-Mass White Dwarfs

Authors: Shen, Ken J., Boos, Samuel J., Townsley, Dean M., Kasen, Daniel

Subject Terms: Astrophysics - Solar and Stellar Astrophysics, Astrophysics - High Energy Astrophysical Phenomena

Access URL: http://arxiv.org/abs/2108.12435

The Heating and Pulsations of V386 Serpentis after its 2019 Dwarf Nova Outburst

Authors: Szkody, Paula, Godon, Patrick, Gaensicke, Boris T., Kafka, Stella, Castillo, Odette F. T., Bell, Keaton J., Cho, P. B., Sion, Edward M., Kumar, Praphull, Townsley, Dean M., Vanderbosch, Zach, Winget, Karen I., Loohuis, Claire J. Olde

Subject Terms: Astrophysics - Solar and Stellar Astrophysics

Access URL: http://arxiv.org/abs/2104.14720

Non-Local Thermodynamic Equilibrium Radiative Transfer Simulations of Sub-Chandrasekhar-Mass White Dwarf Detonations

Authors: Shen, Ken J., Blondin, Stéphane, Kasen, Daniel, Dessart, Luc, Townsley, Dean M., Boos, Samuel, Hillier, D. John

Subject Terms: Astrophysics - High Energy Astrophysical Phenomena, Astrophysics - Solar and Stellar Astrophysics

Access URL: http://arxiv.org/abs/2102.08238

Multi-Dimensional Parameter Study of Double Detonation Type Ia Supernovae Originating from Thin-Helium-Shell White Dwarfs

Authors: Boos, Samuel J., Townsley, Dean M., Shen, Ken J., Caldwell, Spencer, Miles, Broxton J.

Subject Terms: Astrophysics - High Energy Astrophysical Phenomena

Access URL: http://arxiv.org/abs/2101.12330

Type Ia Supernova Explosions from Hybrid Carbon-Oxygen-Neon White Dwarf Progenitors That Have Mixed During Cooling

Authors: Augustine, Carlyn N., Willcox, Donald E., Brooks, Jared, Townsley, Dean M., Calder, Alan C.

Subject Terms: Astrophysics - High Energy Astrophysical Phenomena, Astrophysics - Solar and Stellar Astrophysics

Access URL: http://arxiv.org/abs/1910.12403

Modeling subgrid combustion processes in simulations of thermonuclear supernovae

Authors: Townsley, Dean M., Calder, Alan C., Miles, Broxton J.

Source: 2019 J. Phys.: Conf. Ser. 1225, 012004

Subject Terms: Astrophysics - Solar and Stellar Astrophysics, Astrophysics - High Energy Astrophysical Phenomena, Astrophysics - Instrumentation and Methods for Astrophysics

Access URL: http://arxiv.org/abs/1908.06176

Thermonuclear (Type Ia) Supernovae and Progenitor Evolution

Authors: Calder, Alan C., Willcox, Don E., DeGrendele, Christopher J., Shangase, Desmond, Zingale, Michael, Townsley, Dean M.

Subject Terms: Astrophysics - Solar and Stellar Astrophysics, Astrophysics - High Energy Astrophysical Phenomena

Access URL: http://arxiv.org/abs/1904.02238

Double Detonations with Thin, Modestly Enriched Helium Layers Can Make Normal Type Ia Supernovae

Authors: Townsley, Dean M., Miles, Broxton J., Shen, Ken J., Kasen, Daniel

Source: 2019 ApJ, 878, L38

Subject Terms: Astrophysics - Solar and Stellar Astrophysics, Astrophysics - High Energy Astrophysical Phenomena

Access URL: http://arxiv.org/abs/1903.10960

The Intrinsic Stochasticity of the $^{56}$Ni Distribution of Single-Degenerate Type Ia Supernovae

Authors: Byrohl, Chris, Fisher, Robert T., Townsley, Dean M.

Subject Terms: Astrophysics - Solar and Stellar Astrophysics, Astrophysics - High Energy Astrophysical Phenomena

Access URL: http://arxiv.org/abs/1810.08203