activity
20092023
most citedThe thermal state of molecular clouds in the Galactic Center: evidence for non-photon-driven heating

161 citations · 309 across the 9 of their papers we have counts for

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Showing astro-ph.GAShow all

7 papers · 1 filter

astro-ph.GA2023

Volume density structure of the NGC253 CMZ through ALCHEMI excitation analysis

Kunihiko Tanaka, Jeffrey G. Mangum, Serena Viti +21

We present a spatially-resolved excitation analysis for the central molecular zone (CMZ) of the starburst galaxy NGC 253 using the data from the ALMA Large program ALCHEMI, whereby…

astro-ph.GA2022★ 29 cited

Methanol masers in NGC 253 with ALCHEMI

P. K. Humire, C. Henkel, A. Hernández-Gómez +23

Context: Methanol masers of Class I (collisionally-pumped) and Class II (radiatively-pumped) have been studied in great detail in our Galaxy in a variety of astrophysical environme…

astro-ph.GA2021★ 38 cited

The Distribution and Origin of CH in NGC 253 from ALCHEMI

J. Holdship, S. Viti, S. Martín +18

Observations of chemical species can provide an insight into the physical conditions of the emitting gas but it is important to understand how their abundances and excitation vary…

astro-ph.GA2019★ 56 cited

The hidden heart of the luminous infrared galaxy IC 860 I. A molecular inflow feeding opaque, extreme nuclear activity

S. Aalto, S. Muller, S. König +19

High-resolution (0."03 - 0."09) (9 - 26 pc)) ALMA (100 - 350 GHz (3 - 0.8 mm)) and VLA 45 GHz measurements have been used to image continuum and spectral line emission from the inn…

astro-ph.GA2015★ 7 cited

Probing highly obscured, self-absorbed galaxy nuclei with vibrationally excited HCN

S. Aalto, S. Martin F. Costagliola, E. Gonzalez-Alfonso +16

We present high resolution (0."4) IRAM PdBI and ALMA mm and submm observations of the (ultra) luminous infrared galaxies ((U)LIRGs) IRAS17208-0014, Arp220, IC860 and Zw049.057 that…

astro-ph.GA2012★ 161 cited

The thermal state of molecular clouds in the Galactic Center: evidence for non-photon-driven heating

Y. Ao, C. Henkel, K. M. Menten +6

We used the Atacama Pathfinder Experiment (APEX) 12 m telescope to observe the J_KaKc=3_03-2_02, 3_22-2_21, and 3_21-2_20 transitions of para-H_2CO at 218 GHz simultaneously to det…