Search Results - "Witt, Caitlin"
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Efficient Large-Scale, Targeted Gravitational-Wave Probes of Supermassive Black-Hole Binaries
Published in Physical review letters (09-02-2024)“…Binary systems of supermassive black holes are promising sources of low-frequency gravitational waves (GWs) and bright electromagnetic emission. Pulsar timing…”
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2
Quasars with Periodic Variability: Capabilities and Limitations of Bayesian Searches for Supermassive Black Hole Binaries in Time-domain Surveys
Published in The Astrophysical journal (01-09-2022)“…Supermassive black hole binaries (SMBHBs) are an inevitable consequence of galaxy mergers. At sub-parsec separations, they are practically impossible to…”
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The NANOGrav 15 yr Data Set: Observations and Timing of 68 Millisecond Pulsars
Published in Astrophysical journal. Letters (01-07-2023)“…We present observations and timing analyses of 68 millisecond pulsars (MSPs) comprising the 15 yr data set of the North American Nanohertz Observatory for…”
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Searching for Gravitational Waves from Cosmological Phase Transitions with the NANOGrav 12.5-Year Dataset
Published in Physical review letters (17-12-2021)“…We search for a first-order phase transition gravitational wave signal in 45 pulsars from the NANOGrav 12.5-year dataset. We find that the data can be modeled…”
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5
The NANOGrav 15 yr Data Set: Detector Characterization and Noise Budget
Published in Astrophysical journal. Letters (01-07-2023)“…Pulsar timing arrays (PTAs) are galactic-scale gravitational wave (GW) detectors. Each individual arm, composed of a millisecond pulsar, a radio telescope, and…”
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6
Reliable Identification of Binary Supermassive Black Holes from Rubin Observatory Time-domain Monitoring
Published in The Astrophysical journal (01-04-2024)“…Periodic signatures in time-domain observations of quasars have been used to search for binary supermassive black holes (SMBHs). These searches, across…”
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Disentangling Multiple Stochastic Gravitational Wave Background Sources in PTA Data Sets
Published in The Astrophysical journal (01-10-2022)“…With strong evidence of a common-spectrum stochastic process in the most recent data sets from the NANOGrav Collaboration, the European Pulsar Timing Array…”
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Multimessenger Gravitational-wave Searches with Pulsar Timing Arrays: Application to 3C 66B Using the NANOGrav 11-year Data Set
Published in The Astrophysical journal (01-09-2020)“…When galaxies merge, the supermassive black holes in their centers may form binaries and emit low-frequency gravitational radiation in the process. In this…”
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9
The NANOGrav 15 yr Data Set: Search for Anisotropy in the Gravitational-wave Background
Published in Astrophysical journal. Letters (01-10-2023)“…The North American Nanohertz Observatory for Gravitational Waves (NANOGrav) has reported evidence for the presence of an isotropic nanohertz gravitational-wave…”
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10
The NANOGrav 12.5 yr Data Set: Bayesian Limits on Gravitational Waves from Individual Supermassive Black Hole Binaries
Published in Astrophysical journal. Letters (01-07-2023)“…Pulsar timing array collaborations, such as the North American Nanohertz Observatory for Gravitational Waves (NANOGrav), are seeking to detect nanohertz…”
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An Unusual Pulse Shape Change Event in PSR J1713+0747 Observed with the Green Bank Telescope and CHIME
Published in The Astrophysical journal (01-04-2024)“…The millisecond pulsar J1713+0747 underwent a sudden and significant pulse shape change between 2021 April 16 and 17 (MJDs 59320 and 59321). Subsequently, the…”
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12
Floral Color Variation in Drosera cistiflora Is Associated With Switches in Beetle Pollinator Assemblages
Published in Frontiers in plant science (17-11-2020)“…Floral color shifts are thought to be one of the most common evolutionary transitions in plants, and pollinators are often proposed as important selective…”
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13
Uterine adenosarcoma presenting as uterine inversion: A case study
Published in Gynecologic oncology reports (01-06-2024)“…•Non-puerperal uterine inversion can be associated with uterine sarcomas.•Adenosarcoma is a tumor composed of benign epithelium and malignant stroma.•If…”
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14
The NANOGrav 12.5 yr Data Set: Search for Gravitational Wave Memory
Published in The Astrophysical journal (01-03-2024)“…We present the results of a Bayesian search for gravitational wave (GW) memory in the NANOGrav 12.5 yr data set. We find no convincing evidence for any…”
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15
Co-occurrence of depression, anxiety, and perinatal posttraumatic stress in postpartum persons
Published in BMC pregnancy and childbirth (05-04-2023)“…The study aim was to describe the incidence of depression, anxiety, perinatal-post-traumatic stress disorder (PTSD), and their co-occurrences in the early…”
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The NANOGrav 12.5 yr Data Set: A Computationally Efficient Eccentric Binary Search Pipeline and Constraints on an Eccentric Supermassive Binary Candidate in 3C 66B
Published in The Astrophysical journal (01-03-2024)“…The radio galaxy 3C 66B has been hypothesized to host a supermassive black hole binary (SMBHB) at its center based on electromagnetic observations. Its…”
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How to Detect an Astrophysical Nanohertz Gravitational Wave Background
Published in The Astrophysical journal (01-12-2023)“…Analyses of pulsar timing data have provided evidence for a stochastic gravitational wave background in the nanohertz frequency band. The most plausible source…”
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Characterization of High-Risk-Other Human Papillomavirus Genotypes in Papanicolaou Tests, High-Grade Squamous Intraepithelial Lesions, and Cervical Cancer
Published in The Ochsner journal (2024)“…The objective of this study was to determine the human papillomavirus (HPV) genotypes of high-risk-other HPV Papanicolaou (Pap) tests and of biopsy tissues…”
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Factors Attributed to Breastfeeding Success in a Tertiary Obstetric Hospital
Published in Women's health reports (New Rochelle, N.Y.) (01-07-2022)“…Introduction: Increasing breastfeeding rates is a national health objective, however substantial barriers and disparities continue to exist in breastfeeding…”
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Characterization of “high risk other” human papillomavirus genotypes
Published in Gynecologic oncology (01-11-2024)Get full text
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