Lars Egstrøm Kristensen

Lars Egstrøm Kristensen

Associate Professor


Publication year:
  1. 2021
  2. Published

    Water in star-forming regions: physics and chemistry from clouds to disks as probed by Herschel spectroscopy

    WISH team, W. T., 9 Apr 2021, In: Astronomy & Astrophysics. 648, 57 p., A24.

    Research output: Contribution to journalJournal articleResearchpeer-review

  3. Published

    Resolved molecular line observations reveal an inherited molecular layer in the young disk around TMC1A

    Harsono, D., van der Wiel, M. H. D., Bjerkeli, P., Ramsey, J. P., Calcutt, H., Kristensen, Lars Egstrøm & Jørgensen, Jes Kristian, 12 Feb 2021, In: Astronomy & Astrophysics. 646, 17 p., A72.

    Research output: Contribution to journalJournal articleResearchpeer-review

  4. 2020
  5. Published

    Steady Wind-blown Cavities within Infalling Rotating Envelopes: Application to the Broad Velocity Component in Young Protostars

    Liang, L., Johnstone, D., Cabrit, S. & Kristensen, Lars Egstrøm, Sep 2020, In: Astrophysical Journal. 900, 1, 24 p., 15.

    Research output: Contribution to journalJournal articleResearchpeer-review

  6. Published

    Missing water in Class I protostellar disks

    Harsono, D., Persson, M. V., Ramos, A., Murillo, N. M., Maud, L. T., Hogerheijde, M. R., Bosman, A. D., Kristensen, Lars Egstrøm, Jørgensen, Jes Kristian, Bergin, E. A., Visser, R., Mottram, J. C. & van Dishoeck, E. F., 9 Apr 2020, In: Astronomy & Astrophysics. 636, 19 p., A26.

    Research output: Contribution to journalJournal articleResearchpeer-review

  7. Published

    Feedback of molecular outflows from protostars in NGC 1333 revealed by Herschel and Spitzer spectro-imaging observations

    Dionatos, O., Kristensen, Lars Egstrøm, Tafalla, M., Guedel, M. & Persson, M., 2020, In: Astronomy & Astrophysics. 641, 19 p., A36.

    Research output: Contribution to journalJournal articleResearchpeer-review

  8. Published

    Linking ice and gas in the Serpens low-mass star-forming region

    Perotti, Giulia, Monteiro Rocha, Will Robson, Jørgensen, Jes Kristian, Kristensen, Lars Egstrøm, Fraser, H. J. & Pontoppidan, K. M., 2020, In: Astronomy and Astrophysics. 643, 24 p., A48.

    Research output: Contribution to journalJournal articleResearchpeer-review

  9. Published

    Time-variable Radio Recombination Line Emission in W49A

    De Pree, C. G., Wilner, D. J., Kristensen, Lars Egstrøm, Galvan-Madrid, R., Goss, W. M., Klessen, R. S., Mac Low, M., Peters, T., Robinson, A., Sloman, S. & Rao, M., 2020, In: Astronomical Journal. 160, 5, p. 1-13 13 p., 234.

    Research output: Contribution to journalJournal articleResearchpeer-review

  10. 2019
  11. Published

    Chemical and kinematic structure of extremely high-velocity molecular jets in the Serpens Main star-forming region

    Tychoniec, L., Hull, C. L. H., Kristensen, Lars Egstrøm, Tobin, J. J., Le Gouellec, V. J. M. & van Dishoeck, E. F., 10 Dec 2019, In: Astronomy & Astrophysics. 632, 23 p., A101.

    Research output: Contribution to journalJournal articleResearchpeer-review

  12. Published

    Mass Assembly of Stellar Systems and Their Evolution with the SMA (MASSES)-Full Data Release

    Stephens, I. W., Bourke, T. L., Dunham, M. M., Myers, P. C., Pokhrel, R., Tobin, J. J., Arce, H. G., Sadavoy, S. I., Vorobyov, E. I., Pineda, J. E., Offner, S. S. R., Lee, K. I., Kristensen, Lars Egstrøm, Jørgensen, Jes Kristian, Gurwell, M. A. & Goodman, A. A., Dec 2019, In: Astrophysical Journal Supplement Series. 245, 2, 21.

    Research output: Contribution to journalJournal articleResearchpeer-review

  13. Published

    Characterizing Magnetic Field Morphologies in Three Serpens Protostellar Cores with ALMA

    Le Gouellec, V. J. M., Hull, C. L. H., Maury, A. J., Girart, J. M., Tychoniec, L., Kristensen, Lars Egstrøm, Li, Z., Louvet, F., Cortes, P. C. & Rao, R., 10 Nov 2019, In: Astrophysical Journal. 885, 2, 24 p., 106.

    Research output: Contribution to journalJournal articleResearchpeer-review

  14. Published

    Kinematics around the B335 protostar down to au scales

    Bjerkeli, P., Ramsey, J. P., Harsono, D., Calcutt, H., Kristensen, Lars Egstrøm, van der Wiel, M. H. D., Jørgensen, Jes Kristian, Muller, S. & Persson, M. V., 22 Oct 2019, In: Astronomy & Astrophysics. 631, 13 p., A64.

    Research output: Contribution to journalJournal articleResearchpeer-review

  15. Published

    ALMA observations of water deuteration: a physical diagnostic of the formation of protostars

    Jensen, Sigurd Sigersen, Jørgensen, Jes Kristian, Kristensen, Lars Egstrøm, Furuya, K., Coutens, A., van Dishoeck, E. F., Harsono, D. & Persson, M. ,. V., 15 Oct 2019, In: Astronomy & Astrophysics. 631, 12 p., A25.

    Research output: Contribution to journalJournal articleResearchpeer-review

  16. Published

    The bridge: a transient phenomenon of forming stellar multiples Sequential formation of stellar companions in filaments around young protostars

    Kuffmeier, M., Calcutt, H. & Kristensen, Lars Egstrøm, 15 Aug 2019, In: Astronomy & Astrophysics. 628, 13 p., A112.

    Research output: Contribution to journalJournal articleResearchpeer-review

  17. Published

    Revealing the chemical structure of the Class I disc Oph-IRS 67

    de la Villarmois, E. A. R. E., Kristensen, Lars Egstrøm & Jørgensen, Jes Kristian, 27 Jun 2019, In: Astronomy & Astrophysics. 627, 14 p., A37.

    Research output: Contribution to journalJournal articleResearchpeer-review

  18. Published

    The ALMA-PILS survey: gas dynamics in IRAS 16293-2422 and the connection between its two protostars

    van der Wiel, M. H. D., Jacobsen, S. K., Jørgensen, Jes Kristian, Bourke, T. L., Kristensen, Lars Egstrøm, Bjerkeli, P., Murillo, N. M., Calcutt, H., Mueller, H. S. P., Coutens, A., Drozdovskaya, M. N., Favre, C. & Wampfler, S. F., 20 Jun 2019, In: Astronomy & Astrophysics. 626, 27 p., A93.

    Research output: Contribution to journalJournal articleResearchpeer-review

  19. Published

    Physical and chemical fingerprint of protostellar disc formation

    de la Villarmois, E. A., Jørgensen, Jes Kristian, Kristensen, Lars Egstrøm, Bergin, E. A., Harsono, D., Sakai, N., van Dishoeck, E. F. & Yamamoto, S., 14 Jun 2019, In: Astronomy & Astrophysics. 626, 19 p., A71.

    Research output: Contribution to journalJournal articleResearchpeer-review

  20. Published

    The ALMA-PILS survey: the first detection of doubly deuterated methyl formate (CHD2OCHO) in the ISM

    Manigand, S., zpb687, Z., Jørgensen, Jes Kristian, Taquet, V., Mueller, H. S. P., Coutens, A., Wampfler, S. F., Ligterink, N. F. W., Drozdovskaya, M. N., Kristensen, Lars Egstrøm, van der Wiel, M. H. D. & Bourke, T. L., 8 Mar 2019, In: Astronomy & Astrophysics. 623, 16 p., A69.

    Research output: Contribution to journalJournal articleResearchpeer-review

  21. Published

    The Formation Conditions of the Wide Binary Class 0 Protostars within BHR 71

    Tobin, J. J., Bourke, T. L., Mader, S., Kristensen, Lars Egstrøm, Arce, H., Gueth, F., Gusdorf, A., Codella, C., Leurini, S. & Chen, X., 10 Jan 2019, In: Astrophysical Journal. 870, 2, 30 p., 81.

    Research output: Contribution to journalJournal articleResearchpeer-review

  22. 2018
  23. Published

    The ALMA-PILS survey: Stringent limits on small amines and nitrogen-oxides towards IRAS 16293-2422B

    Ligterink, N. F. W., Calcutt, H., Coutens, A., Kristensen, Lars Egstrøm, Bourke, T. L., Drozdovskaya, M. N., Mueller, H. S. P., Wampfler, S. F., van der Wiel, M. H. D., van Dishoeck, E. F. & Jørgensen, Jes Kristian, 30 Oct 2018, In: Astronomy & Astrophysics. 619, 11 p., A28.

    Research output: Contribution to journalJournal articleResearchpeer-review

  24. Published

    Protostellar half-life: new methodology and estimates

    Kristensen, Lars Egstrøm & Dunham, M. M., 1 Oct 2018, In: Astronomy & Astrophysics. 618, 8 p., A158.

    Research output: Contribution to journalJournal articleResearchpeer-review

  25. Published

    The ALMA-PILS survey: first detection of methyl isocyanide (CH3NC) in a solar-type protostar

    Calcutt, H., Fiechter, M. R., Willis, E. R., Mueller, H. S. P., Garrod, R. T., Jørgensen, Jes Kristian, Wampfler, S. F., Bourke, T. L., Coutens, A., Drozdovskaya, M. N., Ligterink, N. F. W. & Kristensen, Lars Egstrøm, 21 Sep 2018, In: Astronomy & Astrophysics. 617, 8 p., A95.

    Research output: Contribution to journalJournal articleResearchpeer-review

  26. Published

    Mass Assembly of Stellar Systems and Their Evolution with the SMA (MASSES)-1.3 mm Subcompact Data Release

    Stephens, I. W., Dunham, M. M., Myers, P. C., Pokhrel, R., Bourke, T. L., Vorobyov, E. I., Tobin, J. J., Sadavoy, S. I., Pineda, J. E., Offner, S. S. R., Lee, K. I., Kristensen, Lars Egstrøm, Jørgensen, Jes Kristian, Goodman, A. A., Arce, H. G. & Gurwell, M., 1 Aug 2018, In: Astrophysical Journal Supplement Series. 237, 2, 21 p., 22.

    Research output: Contribution to journalJournal articleResearchpeer-review

  27. Published

    The ALMA-PILS survey: 3D modeling of the envelope, disks and dust filament of IRAS 16293-2422

    Jacobsen, S. K., Jørgensen, Jes Kristian, van der Wiel, M. H. D., Calcutt, H., Bourke, T. L., Brinch, Christian, Coutens, A., Drozdovskaya, M. N., Kristensen, Lars Egstrøm, Müller, H. S. P. & Wampfler, S. F., 27 Apr 2018, In: Astronomy & Astrophysics. 612, 20 p., A72.

    Research output: Contribution to journalJournal articleResearchpeer-review

  28. Published

    The Herschel-PACS Legacy of Low-mass Protostars: The Properties of Warm and Hot Gas Components and Their Origin in Far-UV Illuminated Shocks

    Karska, A., Kaufman, M. J., Kristensen, Lars Egstrøm, van Dishoeck, E. F., Herczeg, G. J., Mottram, J. C., Tychoniec, L., Lindberg, J. E., Evans, N. J. ,. I., Green, J. D., Yang, Y., Gusdorf, A., Itrich, D. & Siodmiak, N., 1 Apr 2018, In: Astrophysical Journal Supplement Series. 235, 2, 30.

    Research output: Contribution to journalJournal articleResearchpeer-review

  29. Published

    CO in Protostars (COPS): Herschel-SPIRE Spectroscopy of Embedded Protostars

    Yang, Y., Green, J. D., Evans, N. J. ,. I., Lee, J., Jørgensen, Jes Kristian, Kristensen, Lars Egstrøm, Mottram, J. C., Herczeg, G., Karska, A., Dionatos, O., Bergin, E. A., Bouwman, J., van Dishoeck, E. F., van Kempen, T. A., Larson, R. L. & Yildiz, U. A., 2018, In: Astrophysical Journal. 860, 2, 32 p., 174.

    Research output: Contribution to journalJournal articleResearchpeer-review

  30. Published

    Chemistry of a newly detected circumbinary disk in Ophiuchus

    de la Villarmois, E. A., Kristensen, Lars Egstrøm, Jørgensen, Jes Kristian, Bergin, E. A., Brinch, Christian, Frimann, S., Harsono, D., Sakai, N. & Yamamoto, S., 2018, In: Astronomy & Astrophysics. 614, 18 p., A26.

    Research output: Contribution to journalJournal articleResearchpeer-review

  31. Published

    Evidence for the start of planet formation in a young circumstellar disk

    Harsono, D., Bjerkeli, P., van der Wiel, M. H. D., Ramsey, J. P., Maud, L. T., Kristensen, Lars Egstrøm & Jørgensen, Jes Kristian, 2018, In: Nature Astronomy. 2, 8, p. 646-651 6 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  32. Published

    Resolving star and planet formation with ALMA

    Bjerkeli, P., Harsono, D., Van Der Wiel, M. H. D., Ramsey, J. P., Kristensen, Lars Egstrøm, Jørgensen, Jes Kristian, Elmegreen, B. G., Tóth, L. V. & Güdel, M., 2018, In: Proceedings of the International Astronomical Union. 14, p. 106-110 5 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  33. Published

    The ALMA-PILS survey: complex nitriles towards IRAS 16293-2422

    Calcutt, H., Jørgensen, Jes Kristian, Muller, H. S. P., Kristensen, Lars Egstrøm, Coutens, A., Bourke, T. L., Garrod, R. T., Persson, M. V., van der Wiel, M. H. D., van Dishoeck, E. F. & Wampfler, S. F., 2018, In: Astronomy & Astrophysics. 616, 24 p., A90.

    Research output: Contribution to journalJournal articleResearchpeer-review

  34. 2017
  35. Published

    Luminous, pc-scale CO 6-5 emission in the obscured nucleus of NGC 1377

    Aalto, S., Muller, S., Costagliola, F., Sakamoto, K., Gallagher, J. S., Falstad, N., König, S., Dasyra, K., Wada, K., Combes, F., García-Burillo, S., Kristensen, Lars Egstrøm, Martín, S., van der Werf, P., Evans, A. S. & Kotilainen, J., 1 Dec 2017, In: Astronomy & Astrophysics. 608, 8 p., A22.

    Research output: Contribution to journalJournal articleResearchpeer-review

  36. Published

    ALMA observations of dust polarization and molecular line emission from the Class 0 protostellar source Serpens SMM1

    Hull, C. L. H., Girart, J. M., Tychoniec, Ł., Rao, R., Cortés, P. C., Pokhrel, R., Zhang, Q., Houde, M., Dunham, M. M., Kristensen, Lars Egstrøm, Lai, S., Li, Z. & Plambeck, R. L., 1 Oct 2017, In: Astrophysical Journal. 847, 2, 13 p., 92.

    Research output: Contribution to journalJournal articleResearchpeer-review

  37. Published

    Alignment between Protostellar Outflows and Filamentary Structure

    Stephens, I. W., Dunham, M. M., Myers, P. C., Pokhrel, R., Sadavoy, S. I., Vorobyov, E. I., Tobin, J. J., Pineda, J. E., Offner, S. S. R., Lee, K. I., Kristensen, Lars Egstrøm, Jørgensen, Jes Kristian, Goodman, A. A., Bourke, T. L., Arce, H. G. & Plunkett, A. L., 1 Sep 2017, In: Astrophysical Journal. 846, 1, 16.

    Research output: Contribution to journalJournal articleResearchpeer-review

  38. Published

    Origin of warm and hot gas emission from low-mass protostars: Herschel-HIFI observations of CO J = 16-15: I. Line profiles, physical conditions, and H2O abundance

    Kristensen, Lars Egstrøm, Van Dishoeck, E. F., Mottram, J. C., Karska, A., Ylldlz, U. A., Bergin, E. A., Bjerkeli, P., Cabrit, S., Doty, S., Evans, N. J., Gusdorf, A., Harsono, D., Herczeg, G. J., Johnstone, D., Jørgensen, Jes Kristian, van Kempen, T. A., Lee, J. E., Maret, S., Tafalla, M., Visser, R. & Wampfler, S. F., Sep 2017, In: Astronomy and Astrophysics. 605, 19 p., A93.

    Research output: Contribution to journalJournal articleResearchpeer-review

  39. Published

    NH3 (10-00) in the pre-stellar core L1544

    Caselli, P., Bizzocchi, L., Keto, E., Sipilä, O., Tafalla, M., Pagani, L., Kristensen, Lars Egstrøm, van der Tak, F. F. S., Walmsley, C. M., Codella, C., Nisini, B., Aikawa, Y., Faure, A. & van Dishoeck, E. F., Jul 2017, In: Astronomy and Astrophysics. 603, 5 p., L1.

    Research output: Contribution to journalJournal articleResearchpeer-review

  40. Published

    Nature of shocks revealed by SOFIA OI observations in the Cepheus e protostellar outflow

    Gusdorf, A., Anderl, S., Lefloch, B., Leurini, S., Wiesemeyer, H., Güsten, R., Benedettini, M., Codella, C., Godard, B., I. Gómez-Ruiz, A., Jacobs, K., Kristensen, Lars Egstrøm, Lesaffre, P., Pineau Des Forêts, G. & Lis, D. C., Jun 2017, In: Astronomy and Astrophysics. 602, 10 p., A8.

    Research output: Contribution to journalJournal articleResearchpeer-review

  41. Published

    Protostellar accretion traced with chemistry: high-resolution C18O and continuum observations towards deeply embedded protostars in Perseus

    Frimann, S., Jørgensen, Jes Kristian, Dunham, M. M., Bourke, T. L., Kristensen, Lars Egstrøm, Offner, S. S. R., Stephens, I. W., Tobin, J. J. & Vorobyov, E. I., Jun 2017, In: Astronomy and Astrophysics. 602, 21 p., A120.

    Research output: Contribution to journalJournal articleResearchpeer-review

  42. Published

    Oxygen budget in low-mass protostars: the NGC 1333-IRAS4A R1 shock observed in [O I] at 63 μm with SOFIA-GREAT

    Kristensen, Lars Egstrøm, Gusdorf, A., Mottram, J. C., Karska, A., Visser, R., Wiesemeyer, H., Güsten, R. & Simon, R., May 2017, In: Astronomy & Astrophysics. 601, 5 p., L4.

    Research output: Contribution to journalLetterResearchpeer-review

  43. Published

    Outflows, infall and evolution of a sample of embedded low-mass protostars: the William Herschel Line Legacy (WILL) survey

    Mottram, J. C., van Dishoeck, E. F., Kristensen, Lars Egstrøm, Karska, A., San José-García, I., Khanna, S., Herczeg, G. J., André, P., Bontemps, S., Cabrit, S., Carney, M. T., Drozdovskaya, M. N., Dunham, M. M., Evans, N. J., Fedele, D., Green, J. D., Harsono, D., Johnstone, D., Jørgensen, Jes Kristian, Könyves, V., Nisini, B., Persson, M. V., Tafalla, M., Visser, R. & Yildiz, U. A., Apr 2017, In: Astronomy & Astrophysics. 600, 48 p., A99.

    Research output: Contribution to journalJournal articleResearchpeer-review

  44. Published

    Shocks and UV radiation around low-mass protostars: The Herschel-PACS legacy

    Karska, A., Kaufman, M. J., Kristensen, Lars Egstrøm & Van Dishoeck, E. F., 1 Jan 2017, In: Proceedings of the International Astronomical Union. 13, S332, p. 225-227 3 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  45. 2016
  46. Published

    Challenging shock models with SOFIA OH observations in the high-mass star-forming region Cepheus A

    Gusdorf, A., Guesten, R., Menten, K. M., Flower, D. R., des Forêts, G. P., Codella, C., Csengeri, T., Gómez-Ruiz, A. I., Heyminck, S., Jacobs, K., Kristensen, Lars Egstrøm, Leurini, S., Requena-Torres, M. A., Wampfler, S. F., Wiesemeyer, H. & Wyrowski, F., 2016, In: Astronomy & Astrophysics. 585, 9 p., A45.

    Research output: Contribution to journalJournal articleResearchpeer-review

ID: 156727619