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Nima Laal
Researcher at Oregon State University
Publications - 15
Citations - 1065
Nima Laal is an academic researcher from Oregon State University. The author has contributed to research in topics: Pulsar & Gravitational wave. The author has an hindex of 3, co-authored 3 publications receiving 384 citations.
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Journal ArticleDOI
The NANOGrav 12.5-year Data Set: Search For An Isotropic Stochastic Gravitational-Wave Background
Zaven Arzoumanian,Paul T. Baker,Harsha Blumer,B. Bécsy,Adam Brazier,Paul R. Brook,Sarah Burke-Spolaor,Shami Chatterjee,Siyuan Chen,James M. Cordes,Neil J. Cornish,Fronefield Crawford,H. Thankful Cromartie,Megan E. DeCesar,Paul Demorest,Timothy Dolch,Justin A. Ellis,Elizabeth C. Ferrara,William Fiore,Emmanuel Fonseca,Nathan Garver-Daniels,Peter A. Gentile,Deborah C. Good,Jeffrey S. Hazboun,A. Miguel Holgado,K. Islo,Ross J. Jennings,Megan L. Jones,Andrew R. Kaiser,David L. Kaplan,Luke Zoltan Kelley,Joey Shapiro Key,Nima Laal,Michael T. Lam,T. Joseph W. Lazio,Duncan R. Lorimer,Jing Luo,Ryan S. Lynch,Dustin R. Madison,Maura McLaughlin,Chiara M. F. Mingarelli,Cherry Ng,David J. Nice,Timothy T. Pennucci,Nihan Pol,Scott M. Ransom,Paul S. Ray,Brent J. Shapiro-Albert,Xavier Siemens,Joseph Simon,Renée Spiewak,Ingrid H. Stairs,Daniel R. Stinebring,Kevin Stovall,Jerry P. Sun,Joseph K. Swiggum,Stephen Taylor,J. E. Turner,Michele Vallisneri,Sarah J. Vigeland,Caitlin A. Witt +60 more
TL;DR: In this article, the authors search for an isotropic stochastic GWB in the 12.5-year pulsar timing data set collected by the North American Nanohertz Observatory for Gravitational Waves.
Journal ArticleDOI
The NANOGrav 12.5 yr Data Set: Search for an Isotropic Stochastic Gravitational-wave Background
Zaven Arzoumanian,Paul T. Baker,Harsha Blumer,B. Bécsy,Adam Brazier,Paul R. Brook,Sarah Burke-Spolaor,Sarah Burke-Spolaor,Shami Chatterjee,Siyuan Chen,Siyuan Chen,James M. Cordes,Neil J. Cornish,Fronefield Crawford,H. Thankful Cromartie,H. Thankful Cromartie,Megan E. DeCesar,Megan E. DeCesar,Paul Demorest,Timothy Dolch,Justin A. Ellis,Elizabeth C. Ferrara,William Fiore,Emmanuel Fonseca,Nathan Garver-Daniels,Peter A. Gentile,Deborah C. Good,Jeffrey S. Hazboun,A. Miguel Holgado,A. Miguel Holgado,K. Islo,Ross J. Jennings,Megan L. Jones,Andrew R. Kaiser,David L. Kaplan,Luke Zoltan Kelley,Joey Shapiro Key,Nima Laal,Michael T. Lam,T. Joseph W. Lazio,Duncan R. Lorimer,Jing Luo,Ryan S. Lynch,D. R. Madison,Maura McLaughlin,Chiara M. F. Mingarelli,Chiara M. F. Mingarelli,Cherry Ng,David J. Nice,Timothy T. Pennucci,Timothy T. Pennucci,Nihan Pol,Nihan Pol,Scott M. Ransom,Paul S. Ray,Brent J. Shapiro-Albert,Xavier Siemens,Xavier Siemens,Joseph Simon,Joseph Simon,Renée Spiewak,Ingrid H. Stairs,Daniel R. Stinebring,Kevin Stovall,Jerry P. Sun,Joseph K. Swiggum,Stephen Taylor,Jacob E. Turner,Michele Vallisneri,Sarah J. Vigeland,Caitlin A. Witt +70 more
TL;DR: In this article, the authors search for an isotropic stochastic GWB in the 12.5-yr pulsar-timing data set collected by the North American Nanohertz Observatory for Gravitational Waves.
Journal ArticleDOI
The NANOGrav 15 yr Data Set: Search for Signals from New Physics
Adeel Afzal,G. Y. Agazie,A. Anumarlapudi,Anne M. Archibald,Zaven Arzoumanian,P. T. Baker,B. B'ecsy,Jose J. Blanco-Pillado,Laura Blecha,Kimberly K. Boddy,Adam Brazier,Paul R. Brook,Sarah Burke-Spolaor,Rand Burnette,Rob Case,Maria Charisi,Shami Chatterjee,K. Chatziioannou,B. D. Cheeseboro,Siyuan Chen,Tyler Cohen,James M. Cordes,Neil J. Cornish,Fronefield Crawford,H. Thankful Cromartie,Kathryn Crowter,Curt Cutler,Megan E. DeCesar,Dallas M. DeGan,Paul Demorest,Heling Deng,Timothy Dolch,Brendan Drachler,V. Ferrara,William Fiore,Emmanuel Fonseca,Gabrielle Freedman,N. Garver-Daniels,Peter A. Gentile,Joseph P Glaser,Deborah C. Good,K. Gultekin,Jeffrey S. Hazboun,Sophie Hourihane,K. Islo,Ross J. Jennings,Aaron M. Johnson,Megan L. Jones,Andrew R. Kaiser,David L. Kaplan,Luke Zoltan Kelley,Matthew Kerr,Joey Shapiro Key,Nima Laal,Michael T. Lam,W. Lamb,T. J. W. Lazio,Vincent S. H. Lee,Natalia Lewandowska,Rafael R. Lino dos Santos,Tyson Littenberg,Tianyu Liu,Duncan R. Lorimer,Jingtao Luo,Ryan Lynch,Chung-Pei Ma,D. R. Madison,Alexander McEwen,J. W. McKee,Maura McLaughlin,Natasha McMann,B. W. Meyers,P. M. Meyers,Chiara M. F. Mingarelli,Andrea Mitridate,John Nay,Priyamvada Natarajan,Cherry Ng,David J. Nice,S. Ocker,Ken D. Olum,Timothy T. Pennucci,Benetge Perera,P. E. Petrov,Nihan Pol,Henri A. Radovan,Scott M. Ransom,Paul S. Ray,Joseph D. Romano,Shashwat C. Sardesai,Ann B. Schmiedekamp,C. Schmiedekamp,M. Schmitz,L. Schult,Brent J. Shapiro-Albert,Xavier Siemens,Joseph Simon,Magdalena Siwek,Ingrid H. Stairs,Daniel R. Stinebring,Kevin Stovall,Jerry P. Sun,Abhimanyu Susobhanan,Joseph K. Swiggum,Jacob M. Taylor,Stephen Taylor,Tanner Trickle,J. E. Turner,Caner Unal,Michele Vallisneri,Sonali Verma,Sarah J. Vigeland,Haley M. Wahl,Qiaohong Wang,Caitlin A. Witt,Davis Wright,Olivia Young,Kathryn M. Zurek +117 more
TL;DR: The 15-year pulsar timing data set collected by the North American Nanohertz Observatory for Gravitational Waves (NANOGrav) shows positive evidence for the presence of a low-frequency gravitational-wave (GW) background as mentioned in this paper .
Journal ArticleDOI
The NANOGrav 15 yr Data Set: Evidence for a Gravitational-wave Background
G. Y. Agazie,A. Anumarlapudi,Anne M. Archibald,Zaven Arzoumanian,P. T. Baker,B. Bécsy,Laura Blecha,Adam Brazier,Paul R. Brook,Sarah Burke-Spolaor,Rand Burnette,Rob Case,Maria Charisi,Shami Chatterjee,K. Chatziioannou,B. D. Cheeseboro,Siyuan Chen,Tyler Cohen,James M. Cordes,Neil J. Cornish,Fronefield Crawford,H. Thankful Cromartie,Kathryn Crowter,Curt Cutler,Megan E. DeCesar,Dallas M. DeGan,Paul Demorest,Heling Deng,Timothy Dolch,Brendan Drachler,Justin A. Ellis,V. Ferrara,William Fiore,Emmanuel Fonseca,Gabrielle Freedman,N. Garver-Daniels,Peter A. Gentile,Joseph P Glaser,Deborah C. Good,K. Gultekin,Jeffrey S. Hazboun,Sophie Hourihane,K. Islo,Ross J. Jennings,Aaron M. Johnson,Megan L. Jones,Andrew R. Kaiser,David L. Kaplan,Luke Zoltan Kelley,Matthew Kerr,Joey Shapiro Key,Nima Laal,Michael T. Lam,W. Lamb,T. J. W. Lazio,Natalia Lewandowska,Tyson Littenberg,Tianyu Liu,Andrea N. Lommen,Duncan R. Lorimer,Jingtao Luo,Ryan Lynch,Chung-Pei Ma,D. R. Madison,Alexander McEwen,J. W. McKee,Maura McLaughlin,Natasha McMann,B. W. Meyers,P. M. Meyers,Chiara M. F. Mingarelli,Andrea Mitridate,Priyamvada Natarajan,Cherry Ng,David J. Nice,S. Ocker,Ken D. Olum,Timothy T. Pennucci,Benetge Perera,P. E. Petrov,Nihan Pol,Henri A. Radovan,Scott M. Ransom,Paul S. Ray,Joseph D. Romano,Shashwat C. Sardesai,Ann B. Schmiedekamp,C. Schmiedekamp,M. Schmitz,L. Schult,Brent J. Shapiro-Albert,Xavier Siemens,Joseph Simon,Magdalena Siwek,Ingrid H. Stairs,Daniel R. Stinebring,Kevin Stovall,Jerry P. Sun,Abhimanyu Susobhanan,Joseph K. Swiggum,Jacob M. Taylor,Stephen Taylor,J. E. Turner,Caner Unal,Michele Vallisneri,R. van Haasteren,Sarah J. Vigeland,Haley M. Wahl,Qiaohong Wang,Caitlin A. Witt,Olivia Young +110 more
TL;DR: In this article , the Hellings-Downs pattern is observed for a stochastic signal that is correlated among 67 pulsars from the 15-year pulsar timing data set collected by the North American Nanohertz Observatory for Gravitational Waves.
Journal ArticleDOI
The NANOGrav 15 yr Data Set: Observations and Timing of 68 Millisecond Pulsars
G. Y. Agazie,Md F. Alam,A. Anumarlapudi,Anne M. Archibald,Zaven Arzoumanian,P. T. Baker,Laura Blecha,Victoria Bonidie,Adam Brazier,Paul R. Brook,Sarah Burke-Spolaor,B. B'ecsy,Maria Charisi,Shami Chatterjee,Tyler Cohen,James M. Cordes,Neil J. Cornish,Fronefield Crawford,H. Thankful Cromartie,Kathryn Crowter,Megan E. DeCesar,Paul Demorest,Timothy Dolch,Brendan Drachler,V. Ferrara,William Fiore,Emmanuel Fonseca,Gabrielle Freedman,N. Garver-Daniels,Peter A. Gentile,Joseph P Glaser,Deborah C. Good,K. Gultekin,Jeffrey S. Hazboun,Ross J. Jennings,Cody Jessup,Aaron M. Johnson,Megan L. Jones,Andrew R. Kaiser,David L. Kaplan,Luke Zoltan Kelley,Matthew Kerr,Joey Shapiro Key,A. Kuske,Nima Laal,Michael T. Lam,W. Lamb,T. J. W. Lazio,Natalia Lewandowska,Tianyu Liu,Duncan R. Lorimer,Jingtao Luo,Ryan Lynch,Chung-Pei Ma,D. R. Madison,Kaleb Maraccini,Alexander McEwen,J. W. McKee,Maura McLaughlin,Natasha McMann,B. W. Meyers,Chiara M. F. Mingarelli,Andrea Mitridate,Cherry Ng,David J. Nice,S. Ocker,Ken D. Olum,Timothy T. Pennucci,Benetge Perera,Nihan Pol,Henri A. Radovan,Scott M. Ransom,Paul S. Ray,Joseph D. Romano,Laura Salo,Shashwat C. Sardesai,C. Schmiedekamp,Ann B. Schmiedekamp,M. Schmitz,Brent J. Shapiro-Albert,Xavier Siemens,Joseph Simon,Magdalena Siwek,Ingrid H. Stairs,Daniel R. Stinebring,Kevin Stovall,Abhimanyu Susobhanan,Joseph K. Swiggum,Stephen Taylor,J. E. Turner,Caner Unal,Michele Vallisneri,Sarah J. Vigeland,Haley M. Wahl,Qiaohong Wang,Caitlin A. Witt,Olivia Young +96 more
TL;DR: In this paper , the authors present observations and timing analyses of 68 millisecond pulsars (MSPs) comprising the 15 yr data set of the North American Nanohertz Observatory for Gravitational Waves (NANOGrav).