Search Results - "Barnes, T A"

Investigating the structure and fragmentation of a highly filamentary IRDC by Henshaw, J. D., Caselli, P., Fontani, F., Jiménez-Serra, I., Tan, J. C., Longmore, S. N., Pineda, J. E., Parker, R. J., Barnes, A. T.

“…We present 3.7 arcsec (∼0.05 pc) resolution 3.2 mm dust continuum observations from the Institut de Radioastronomie Millimétrique Plateau de Bure…”
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SiO emission as a probe of cloud–cloud collisions in infrared dark clouds by Cosentino, G, Jiménez-Serra, I, Henshaw, J D, Caselli, P, Viti, S, Barnes, A T, Tan, J C, Fontani, F, Wu, B

“…ABSTRACT Infrared dark clouds (IRDCs) are very dense and highly extincted regions that host the initial conditions of star and stellar cluster formation. It is…”
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ALMA–IRDC: dense gas mass distribution from cloud to core scales by Barnes, A T, Henshaw, J D, Fontani, F, Pineda, J E, Cosentino, G, Tan, J C, Caselli, P, Jiménez-Serra, I, Law, C Y, Avison, A, Bigiel, F, Feng, S, Kong, S, Longmore, S N, Moser, L, Parker, R J, Sánchez-Monge, Á, Wang, K

“…ABSTRACT Infrared dark clouds (IRDCs) are potential hosts of the elusive early phases of high mass star formation (HMSF). Here, we conduct an in-depth analysis…”
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SOFIA/FIFI-LS Full-disk [C ii] Mapping and CO-dark Molecular Gas across the Nearby Spiral Galaxy NGC 6946 by Bigiel, F., Looze, I. de, Krabbe, A., Cormier, D., Barnes, A. T., Fischer, C., Bolatto, A. D., Bryant, A., Colditz, S., Geis, N., Herrera-Camus, R., Iserlohe, C., Klein, R., Leroy, A. K., Linz, H., Looney, L. W., Madden, S. C., Poglitsch, A., Stutzki, J., Vacca, W. D.

“…We present SOFIA/FIFI-LS observations of the [C ii] 158 m cooling line across the nearby spiral galaxy NGC 6946. We combine these with UV, IR, CO, and H i data…”
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Similar complex kinematics within two massive, filamentary infrared dark clouds by Barnes, A T, Henshaw, J D, Caselli, P, Jiménez-Serra, I, Tan, J C, Fontani, F, Pon, A, Ragan, S

“…Abstract Infrared dark clouds (IRDCs) are thought to be potential hosts of the elusive early phases of high-mass star formation. Here, we conduct an in-depth…”
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ALMA–IRDC – II. First high-angular resolution measurements of the 14N/15N ratio in a large sample of infrared-dark cloud cores by Fontani, F, Barnes, A T, Caselli, P, Henshaw, J D, Cosentino, G, Jiménez-Serra, I, Tan, J C, Pineda, J E, Law, C Y

“…ABSTRACT The 14N/15N ratio in molecules exhibits a large variation in star-forming regions, especially when measured from N2H+ isotopologues. However, there…”
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Mothers and teenage daughters walking to health: using the behaviour change wheel to develop an intervention to improve adolescent girls' physical activity by Murtagh, E.M., Barnes, A.T., McMullen, J., Morgan, P.J.

“…The majority of adolescent girls fail to meet public health guidelines for physical activity. Engaging mothers in the promotion of physical activity for their…”
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Partial agonist behaviour depends upon the level of nociceptin/orphanin FQ receptor expression: studies using the ecdysone‐inducible mammalian expression system by McDonald, J, Barnes, T A, Okawa, H, Williams, J, Calo', G, Rowbotham, D J, Lambert, D G

“…Partial agonism is primarily dependent upon receptor density and coupling efficiency. As these parameters are tissue/model dependent, intrinsic activity in…”
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‘The Brick’ is not a brick: a comprehensive study of the structure and dynamics of the central molecular zone cloud G0.253+0.016 by Henshaw, J D, Ginsburg, A, Haworth, T J, Longmore, S N, Kruijssen, J M D, Mills, E A C, Sokolov, V, Walker, D L, Barnes, A T, Contreras, Y, Bally, J, Battersby, C, Beuther, H, Butterfield, N, Dale, J E, Henning, T, Jackson, J M, Kauffmann, J, Pillai, T, Ragan, S, Riener, M, Zhang, Q

“…Abstract In this paper we provide a comprehensive description of the internal dynamics of G0.253+0.016 (a.k.a. ‘the Brick’); one of the most massive and dense…”
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The PHANGS–MUSE nebular catalogue by Groves, B, Kreckel, K, Santoro, F, Belfiore, F, Zavodnik, E, Congiu, E, Egorov, O V, Emsellem, E, Grasha, K, Leroy, A, Scheuermann, F, Schinnerer, E, Watkins, E J, Barnes, A T, Bigiel, F, Dale, D A, Glover, S C O, Pessa, I, Sanchez-Blazquez, P, Williams, T G

“…ABSTRACT Ionized nebulae provide critical insights into the conditions of the interstellar medium (ISM). Their bright emission lines enable the measurement of…”
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New constraints on the 12CO(2–1)/(1–0) line ratio across nearby disc galaxies by den Brok, J S, Chatzigiannakis, D, Bigiel, F, Puschnig, J, Barnes, A T, Leroy, A K, Jiménez-Donaire, M J, Usero, A, Schinnerer, E, Rosolowsky, E, Faesi, C M, Grasha, K, Hughes, A, Kruijssen, J M D, Liu, D, Neumann, L, Pety, J, Querejeta, M, Saito, T, Schruba, A, Stuber, S

“…ABSTRACT Both the CO(2–1) and CO(1–0) lines are used to trace the mass of molecular gas in galaxies. Translating the molecular gas mass estimates between…”
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The dynamical evolution of molecular clouds near the Galactic Centre – II. Spatial structure and kinematics of simulated clouds by Kruijssen, J M D, Dale, J E, Longmore, S N, Walker, D L, Henshaw, J D, Jeffreson, S M R, Petkova, M A, Ginsburg, A, Barnes, A T, Battersby, C D, Immer, K, Jackson, J M, Keto, E R, Krieger, N, Mills, E A C, Sánchez-Monge, Á, Schmiedeke, A, Suri, S T, Zhang, Q

“…ABSTRACT The evolution of molecular clouds in galactic centres is thought to differ from that in galactic discs due to a significant influence of the external…”
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Dynamic crushing of aluminum foams: Part I – Experiments by Barnes, A.T., Ravi-Chandar, K., Kyriakides, S., Gaitanaros, S.

“…The two-part series of papers presents the results of a study of the crushing behavior of open-cell Al foams under impact. In Part I, direct and stationary…”
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LEGO – II. A 3 mm molecular line study covering 100 pc of one of the most actively star-forming portions within the Milky Way disc by Barnes, A T, Kauffmann, J, Bigiel, F, Brinkmann, N, Colombo, D, Guzmán, A E, Kim, W J, Szűcs, L, Wakelam, V, Aalto, S, Albertsson, T, Evans, N J, Glover, S C O, Goldsmith, P F, Kramer, C, Menten, K, Nishimura, Y, Viti, S, Watanabe, Y, Weiss, A, Wienen, M, Wiesemeyer, H, Wyrowski, F

“…ABSTRACT The current generation of (sub)mm-telescopes has allowed molecular line emission to become a major tool for studying the physical, kinematic, and…”
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H α morphologies of star clusters in 16 LEGUS galaxies: Constraints on H ii region evolution time-scales by Hannon, Stephen, Lee, Janice C, Whitmore, B C, Mobasher, B, Thilker, D, Chandar, R, Adamo, A, Wofford, A, Orozco-Duarte, R, Calzetti, D, Della Bruna, L, Kreckel, K, Groves, B, Barnes, A T, Boquien, M, Belfiore, F, Linden, S

“…ABSTRACT The analysis of star cluster ages in tandem with the morphology of their H ii regions can provide insight into the processes that clear a cluster’s…”
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The evolution of HCO+ in molecular clouds using a novel chemical post-processing algorithm by Panessa, M, Seifried, D, Walch, S, Gaches, B, Barnes, A T, Bigiel, F, Neumann, L

“…ABSTRACT Modelling the chemistry of molecular clouds is critical to accurately simulating their evolution. To reduce computational cost, 3D simulations…”
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Comparing the pre-SNe feedback and environmental pressures for 6000 H ii regions across 19 nearby spiral galaxies by Barnes, A T, Glover, S C O, Kreckel, K, Ostriker, E C, Bigiel, F, Belfiore, F, Bešlić, I, Blanc, G A, Chevance, M, Dale, D A, Egorov, O, Eibensteiner, C, Emsellem, E, Grasha, K, Groves, B A, Klessen, R S, Kruijssen, J M D, Leroy, A K, Longmore, S N, Lopez, L, McElroy, R, Meidt, S E, Murphy, E J, Rosolowsky, E, Saito, T, Santoro, F, Schinnerer, E, Schruba, A, Sun, J, Watkins, E J, Williams, T G

“…ABSTRACT The feedback from young stars (i.e. pre-supernova) is thought to play a crucial role in molecular cloud destruction. In this paper, we assess the…”
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Widespread SiO and CH3OH emission in filamentary infrared dark clouds by Cosentino, G, Jiménez-Serra, I, Henshaw, J D, Caselli, P, Viti, S, Barnes, A T, Fontani, F, Tan, J C, Pon, A

“…Abstract Infrared dark clouds (IRDCs) are cold, dense regions of high (optical and infrared) extinction, believed to be the birthplace of high-mass stars and…”
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Dense molecular gas properties on 100 pc scales across the disc of NGC 3627 by Bešlić, I, Barnes, A T, Bigiel, F, Puschnig, J, Pety, J, Herrera Contreras, C, Leroy, A K, Usero, A, Schinnerer, E, Meidt, S E, Emsellem, E, Hughes, A, Faesi, C, Kreckel, K, Belfiore, F M C, Chevance, M, den Brok, J S, Eibensteiner, C, Glover, S C O, Grasha, K, Jimenez-Donaire, M J, Klessen, R S, Kruijssen, J M D, Liu, D, Pessa, I, Querejeta, M, Rosolowsky, E, Saito, T, Santoro, F, Schruba, A, Sormani, M C, Williams, T G

“…ABSTRACT It is still poorly constrained how the densest phase of the interstellar medium varies across galactic environment. A large observing time is required…”
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ALMA Uncovers Highly Filamentary Structure toward the Sgr E Region by Wallace, J., Battersby, C., Mills, E. A. C., Henshaw, J. D., Sormani, M. C., Ginsburg, A., Barnes, A. T., Hatchfield, H. P., Glover, S. C. O., Anderson, L. D.

“…Abstract We report on the discovery of linear filaments observed in the CO(1-0) emission for a ∼2′ field of view toward the Sgr E star-forming region, centered…”
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