Detection of interstellar 1-cyanopyrene: A four-ring polycyclic aromatic hydrocarbon
Polycyclic aromatic hydrocarbons (PAHs) are organic molecules containing adjacent
aromatic rings. Infrared emission bands show that PAHs are abundant in space, but only a …
aromatic rings. Infrared emission bands show that PAHs are abundant in space, but only a …
Detections of interstellar aromatic nitriles 2-cyanopyrene and 4-cyanopyrene in TMC-1
Polycyclic aromatic hydrocarbons (PAHs) are among the most widespread compounds in
the universe, accounting for up to~ 25% of all interstellar carbon. Since most unsubstituted …
the universe, accounting for up to~ 25% of all interstellar carbon. Since most unsubstituted …
PDRs4All-III. JWST's NIR spectroscopic view of the Orion Bar
Context. JWST has taken the sharpest and most sensitive infrared (IR) spectral imaging
observations ever of the Orion Bar photodis-sociation region (PDR), which is part of the …
observations ever of the Orion Bar photodis-sociation region (PDR), which is part of the …
The Fraction of Dust Mass in the Form of Polycyclic Aromatic Hydrocarbons on 10–50 pc Scales in Nearby Galaxies
J Sutter, K Sandstrom, J Chastenet… - The Astrophysical …, 2024 - iopscience.iop.org
Polycyclic aromatic hydrocarbons (PAHs) are a ubiquitous component of the interstellar
medium (ISM) in z∼ 0 massive, star-forming galaxies and play key roles in ISM energy …
medium (ISM) in z∼ 0 massive, star-forming galaxies and play key roles in ISM energy …
Feedback in Emerging Extragalactic Star Clusters, FEAST: The Relation between 3.3 μm Polycyclic Aromatic Hydrocarbon Emission and Star Formation Rate Traced …
We present maps of ionized gas (traced by Paα and Brα) and 3.3 μm polycyclic aromatic
hydrocarbon (PAH) emission in the nearby spiral galaxy NGC 628, derived from new …
hydrocarbon (PAH) emission in the nearby spiral galaxy NGC 628, derived from new …
Polycyclic aromatic hydrocarbon emission in galaxies as seen with JWST
D Rigopoulou, FR Donnan… - Monthly Notices of …, 2024 - academic.oup.com
We present a systematic study of mid-infrared spectra of galaxies including star-forming
galaxies and active galactic nuclei observed with JWST MIRI-MRS and NIRSpec-IFU. We …
galaxies and active galactic nuclei observed with JWST MIRI-MRS and NIRSpec-IFU. We …
High-Resolution Far- to Near-Infrared Anharmonic Absorption Spectra of Cyano-Substituted Polycyclic Aromatic Hydrocarbons from 300 to 6200 cm−1
Cyano-substituted polycyclic aromatic hydrocarbons (CN-PAHs) may contribute to the
emission detected in the 7− 9 μm (1430− 1100 cm− 1) and 11− 15 μm (900− 670 cm− 1) …
emission detected in the 7− 9 μm (1430− 1100 cm− 1) and 11− 15 μm (900− 670 cm− 1) …
The Galaxy Activity, Torus, and Outflow Survey (GATOS)-V. Unveiling PAH survival and resilience in the circumnuclear regions of AGNs with JWST
I García-Bernete, D Rigopoulou, FR Donnan… - Astronomy & …, 2024 - aanda.org
This study analyses JWST MIRI/MRS observations of the infrared (IR) polycyclic aromatic
hydrocarbon (PAH) bands in the nuclear (∼ 0.4 ″at 11 μm;∼ 75 pc) and circumnuclear …
hydrocarbon (PAH) bands in the nuclear (∼ 0.4 ″at 11 μm;∼ 75 pc) and circumnuclear …
FEAST: Feedback in emerging extragAlactic star ClusTers: JWST spots polycyclic aromatic hydrocarbon destruction in NGC 628 during the emerging phase of star …
We investigate the emergence phase of young star clusters in the nearby spiral galaxy NGC
628. We use JWST NIRCam and MIRI observations to create spatially resolved maps of the …
628. We use JWST NIRCam and MIRI observations to create spatially resolved maps of the …
Where Have All the Sulfur Atoms Gone? Polycyclic Aromatic Hydrocarbon as a Possible Sink for the Missing Sulfur in the Interstellar Medium. I. The C–S Band …
Despite its biogenic and astrochemical importance, sulfur (S), the 10th most abundant
element in the interstellar medium (ISM) with a total abundance of S/H≈ 2.2× 10− 5, largely …
element in the interstellar medium (ISM) with a total abundance of S/H≈ 2.2× 10− 5, largely …