An Ice Age JWST inventory of dense molecular cloud ices

Publikation: Bidrag til tidsskrift › Tidsskriftartikel › Forskning › fagfællebedømt

Standard

An Ice Age JWST inventory of dense molecular cloud ices. / McClure, M. K.; Rocha, W. R. M.; Pontoppidan, K. M.; Crouzet, N.; Chu, L. E. U.; Dartois, E.; Lamberts, T.; Noble, J. A.; Pendleton, Y. J.; Perotti, G.; Qasim, D.; Rachid, M. G.; Smith, Z. L.; Sun, Fengwu; Beck, Tracy L.; Boogert, A. C. A.; Brown, W. A.; Caselli, P.; Charnley, S. B.; Cuppen, Herma M.; Dickinson, H.; Drozdovskaya, M. N.; Egami, E.; Erkal, J.; Fraser, H.; Garrod, R. T.; Harsono, D.; Ioppolo, S.; Jimenez-Serra, I.; Jin, M.; Jorgensen, J. K.; Kristensen, L. E.; Lis, D. C.; McCoustra, M. R. S.; McGuire, Brett A.; Melnick, G. J.; Oberg, Karin I.; Palumbo, M. E.; Shimonishi, T.; Sturm, J. A.; van Dishoeck, E. F.; Linnartz, H.

I: Nature Astronomy, Bind 7, 23.01.2023, s. 431-443.

Publikation: Bidrag til tidsskrift › Tidsskriftartikel › Forskning › fagfællebedømt

Harvard

McClure, MK, Rocha, WRM, Pontoppidan, KM, Crouzet, N, Chu, LEU, Dartois, E, Lamberts, T, Noble, JA, Pendleton, YJ, Perotti, G, Qasim, D, Rachid, MG, Smith, ZL, Sun, F, Beck, TL, Boogert, ACA, Brown, WA, Caselli, P, Charnley, SB, Cuppen, HM, Dickinson, H, Drozdovskaya, MN, Egami, E, Erkal, J, Fraser, H, Garrod, RT, Harsono, D, Ioppolo, S, Jimenez-Serra, I, Jin, M, Jorgensen, JK, Kristensen, LE, Lis, DC, McCoustra, MRS, McGuire, BA, Melnick, GJ, Oberg, KI, Palumbo, ME, Shimonishi, T, Sturm, JA, van Dishoeck, EF & Linnartz, H 2023, 'An Ice Age JWST inventory of dense molecular cloud ices', Nature Astronomy, bind 7, s. 431-443. https://doi.org/10.1038/s41550-022-01875-w

APA

McClure, M. K., Rocha, W. R. M., Pontoppidan, K. M., Crouzet, N., Chu, L. E. U., Dartois, E., Lamberts, T., Noble, J. A., Pendleton, Y. J., Perotti, G., Qasim, D., Rachid, M. G., Smith, Z. L., Sun, F., Beck, T. L., Boogert, A. C. A., Brown, W. A., Caselli, P., Charnley, S. B., ... Linnartz, H. (2023). An Ice Age JWST inventory of dense molecular cloud ices. Nature Astronomy, 7, 431-443. https://doi.org/10.1038/s41550-022-01875-w

Vancouver

McClure MK, Rocha WRM, Pontoppidan KM, Crouzet N, Chu LEU, Dartois E o.a. An Ice Age JWST inventory of dense molecular cloud ices. Nature Astronomy. 2023 jan. 23;7:431-443. https://doi.org/10.1038/s41550-022-01875-w

Author

McClure, M. K. ; Rocha, W. R. M. ; Pontoppidan, K. M. ; Crouzet, N. ; Chu, L. E. U. ; Dartois, E. ; Lamberts, T. ; Noble, J. A. ; Pendleton, Y. J. ; Perotti, G. ; Qasim, D. ; Rachid, M. G. ; Smith, Z. L. ; Sun, Fengwu ; Beck, Tracy L. ; Boogert, A. C. A. ; Brown, W. A. ; Caselli, P. ; Charnley, S. B. ; Cuppen, Herma M. ; Dickinson, H. ; Drozdovskaya, M. N. ; Egami, E. ; Erkal, J. ; Fraser, H. ; Garrod, R. T. ; Harsono, D. ; Ioppolo, S. ; Jimenez-Serra, I. ; Jin, M. ; Jorgensen, J. K. ; Kristensen, L. E. ; Lis, D. C. ; McCoustra, M. R. S. ; McGuire, Brett A. ; Melnick, G. J. ; Oberg, Karin I. ; Palumbo, M. E. ; Shimonishi, T. ; Sturm, J. A. ; van Dishoeck, E. F. ; Linnartz, H. / An Ice Age JWST inventory of dense molecular cloud ices. I: Nature Astronomy. 2023 ; Bind 7. s. 431-443.

Bibtex

@article{fba7202908ab4fa5a6e4a9ac192e9c71,
title = "An Ice Age JWST inventory of dense molecular cloud ices",
abstract = "Icy grain mantles are the main reservoir of the volatile elements that link chemical processes in dark, interstellar clouds with the formation of planets and the composition of their atmospheres. The initial ice composition is set in the cold, dense parts of molecular clouds, before the onset of star formation. With the exquisite sensitivity of the James Webb Space Telescope, this critical stage of ice evolution is now accessible for detailed study. Here we show initial results of the Early Release Science programme Ice Age that reveal the rich composition of these dense cloud ices. Weak ice features, including (CO2)-C-13, OCN-, (CO)-C-13, OCS and complex organic molecule functional groups, are now detected along two pre-stellar lines of sight. The (CO2)-C-12 ice profile indicates modest growth of the icy grains. Column densities of the major and minor ice species indicate that ices contribute between 2% and 19% of the bulk budgets of the key C, O, N and S elements. Our results suggest that the formation of simple and complex molecules could begin early in a water-ice-rich environment.Using JWST, the molecules seen in planetary atmospheres can be traced back to their cold origins in ices formed in dense interstellar clouds, before the onset of star formation, revealing that chemical diversity and complexity is achieved early.",
keywords = "YOUNG STELLAR OBJECTS, SPITZER SPECTROSCOPIC SURVEY, INFRARED BAND STRENGTHS, CARBONYL SULFIDE OCS, INTERSTELLAR ICE, LABORATORY SIMULATIONS, CO DEPLETION, H2O, NH3, ABUNDANCE",
author = "McClure, {M. K.} and Rocha, {W. R. M.} and Pontoppidan, {K. M.} and N. Crouzet and Chu, {L. E. U.} and E. Dartois and T. Lamberts and Noble, {J. A.} and Pendleton, {Y. J.} and G. Perotti and D. Qasim and Rachid, {M. G.} and Smith, {Z. L.} and Fengwu Sun and Beck, {Tracy L.} and Boogert, {A. C. A.} and Brown, {W. A.} and P. Caselli and Charnley, {S. B.} and Cuppen, {Herma M.} and H. Dickinson and Drozdovskaya, {M. N.} and E. Egami and J. Erkal and H. Fraser and Garrod, {R. T.} and D. Harsono and S. Ioppolo and I. Jimenez-Serra and M. Jin and Jorgensen, {J. K.} and Kristensen, {L. E.} and Lis, {D. C.} and McCoustra, {M. R. S.} and McGuire, {Brett A.} and Melnick, {G. J.} and Oberg, {Karin I.} and Palumbo, {M. E.} and T. Shimonishi and Sturm, {J. A.} and {van Dishoeck}, {E. F.} and H. Linnartz",
year = "2023",
month = jan,
day = "23",
doi = "10.1038/s41550-022-01875-w",
language = "English",
volume = "7",
pages = "431--443",
journal = "Nature Astronomy",
issn = "2397-3366",
publisher = "nature publishing group",

}

RIS

TY - JOUR

T1 - An Ice Age JWST inventory of dense molecular cloud ices

AU - McClure, M. K.

AU - Rocha, W. R. M.

AU - Pontoppidan, K. M.

AU - Crouzet, N.

AU - Chu, L. E. U.

AU - Dartois, E.

AU - Lamberts, T.

AU - Noble, J. A.

AU - Pendleton, Y. J.

AU - Perotti, G.

AU - Qasim, D.

AU - Rachid, M. G.

AU - Smith, Z. L.

AU - Sun, Fengwu

AU - Beck, Tracy L.

AU - Boogert, A. C. A.

AU - Brown, W. A.

AU - Caselli, P.

AU - Charnley, S. B.

AU - Cuppen, Herma M.

AU - Dickinson, H.

AU - Drozdovskaya, M. N.

AU - Egami, E.

AU - Erkal, J.

AU - Fraser, H.

AU - Garrod, R. T.

AU - Harsono, D.

AU - Ioppolo, S.

AU - Jimenez-Serra, I.

AU - Jin, M.

AU - Jorgensen, J. K.

AU - Kristensen, L. E.

AU - Lis, D. C.

AU - McCoustra, M. R. S.

AU - McGuire, Brett A.

AU - Melnick, G. J.

AU - Oberg, Karin I.

AU - Palumbo, M. E.

AU - Shimonishi, T.

AU - Sturm, J. A.

AU - van Dishoeck, E. F.

AU - Linnartz, H.

PY - 2023/1/23

Y1 - 2023/1/23

N2 - Icy grain mantles are the main reservoir of the volatile elements that link chemical processes in dark, interstellar clouds with the formation of planets and the composition of their atmospheres. The initial ice composition is set in the cold, dense parts of molecular clouds, before the onset of star formation. With the exquisite sensitivity of the James Webb Space Telescope, this critical stage of ice evolution is now accessible for detailed study. Here we show initial results of the Early Release Science programme Ice Age that reveal the rich composition of these dense cloud ices. Weak ice features, including (CO2)-C-13, OCN-, (CO)-C-13, OCS and complex organic molecule functional groups, are now detected along two pre-stellar lines of sight. The (CO2)-C-12 ice profile indicates modest growth of the icy grains. Column densities of the major and minor ice species indicate that ices contribute between 2% and 19% of the bulk budgets of the key C, O, N and S elements. Our results suggest that the formation of simple and complex molecules could begin early in a water-ice-rich environment.Using JWST, the molecules seen in planetary atmospheres can be traced back to their cold origins in ices formed in dense interstellar clouds, before the onset of star formation, revealing that chemical diversity and complexity is achieved early.

AB - Icy grain mantles are the main reservoir of the volatile elements that link chemical processes in dark, interstellar clouds with the formation of planets and the composition of their atmospheres. The initial ice composition is set in the cold, dense parts of molecular clouds, before the onset of star formation. With the exquisite sensitivity of the James Webb Space Telescope, this critical stage of ice evolution is now accessible for detailed study. Here we show initial results of the Early Release Science programme Ice Age that reveal the rich composition of these dense cloud ices. Weak ice features, including (CO2)-C-13, OCN-, (CO)-C-13, OCS and complex organic molecule functional groups, are now detected along two pre-stellar lines of sight. The (CO2)-C-12 ice profile indicates modest growth of the icy grains. Column densities of the major and minor ice species indicate that ices contribute between 2% and 19% of the bulk budgets of the key C, O, N and S elements. Our results suggest that the formation of simple and complex molecules could begin early in a water-ice-rich environment.Using JWST, the molecules seen in planetary atmospheres can be traced back to their cold origins in ices formed in dense interstellar clouds, before the onset of star formation, revealing that chemical diversity and complexity is achieved early.

KW - YOUNG STELLAR OBJECTS

KW - SPITZER SPECTROSCOPIC SURVEY

KW - INFRARED BAND STRENGTHS

KW - CARBONYL SULFIDE OCS

KW - INTERSTELLAR ICE

KW - LABORATORY SIMULATIONS

KW - CO DEPLETION

KW - H2O

KW - NH3

KW - ABUNDANCE

U2 - 10.1038/s41550-022-01875-w

DO - 10.1038/s41550-022-01875-w

M3 - Journal article

VL - 7

SP - 431

EP - 443

JO - Nature Astronomy

JF - Nature Astronomy

SN - 2397-3366

ER -

ID: 340973290