activity
20242026
most citedDiscovery of the 7-ring PAH Cyanocoronene (CHCN) in GOTHAM Observations of TMC-1

90 citations · 92 across the 12 of their papers we have counts for

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astro-ph.GA2024

Detections of interstellar 2-cyanopyrene and 4-cyanopyrene in TMC-1

Gabi Wenzel, Thomas H. Speak, P. Bryan Changala +19

Polycyclic aromatic hydrocarbons (PAHs) are among the most ubiquitous compounds in the universe, accounting for up to ~25% of all interstellar carbon. Since most unsubstituted PAHs…

astro-ph.GA2024

Discovery of interstellar 1-cyanopyrene: a four-ring polycyclic aromatic hydrocarbon in TMC-1

Gabi Wenzel, Ilsa R. Cooke, P. Bryan Changala +22

Polycyclic aromatic hydrocarbons (PAHs) are expected to be the most abundant class of organic molecules in space. Their interstellar lifecycle is not well understood, and progress…

astro-ph.GA2024

High Spectral Resolution Observations of Propynal (HCCCHO) towards TMC-1 from the GOTHAM Large Program on the Green Bank Telescope

Anthony J. Remijan, Zachary T. P. Fried, Ilsa R. Cooke +7

We used new high spectral resolution observations of propynal (HCCCHO) towards TMC-1 and in the laboratory to update the spectral line catalog available for transitions of HCCCHO -…

astro-ph.GA2024

Automated Mixture Analysis via Structural Evaluation

Zachary T. P. Fried, Brett A. McGuire

The determination of chemical mixture components is vital to a multitude of scientific fields. Oftentimes spectroscopic methods are employed to decipher the composition of these mi…

astro-ph.GA2024

Rotational Spectrum and First Interstellar Detection of 2-Methoxyethanol Using ALMA Observations of NGC 6334I

Zachary T. P. Fried, Samer J. El-Abd, Brian M. Hays +13

We use both chirped-pulse Fourier transform and frequency modulated absorption spectroscopy to study the rotational spectrum of 2-methoxyethanol in several frequency regions rangin…