University of Hertfordshire

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From the same journal

By the same authors

Near-infrared circular polarization survey in star-forming regions: Correlations and trends

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Near-infrared circular polarization survey in star-forming regions : Correlations and trends. / Kwon, Jungmi; Tamura, Motohide; Hough, J.; Kusakabe, Nobuhiko; Nagata, Tetsuya; Nakajima, Yasushi; Lucas, P.W.; Nagayama, Takahiro; Kandori, Ryo.

In: Astrophysical Journal Letters, Vol. 795, No. 1, L16, 01.11.2014.

Research output: Contribution to journalArticlepeer-review

Harvard

Kwon, J, Tamura, M, Hough, J, Kusakabe, N, Nagata, T, Nakajima, Y, Lucas, PW, Nagayama, T & Kandori, R 2014, 'Near-infrared circular polarization survey in star-forming regions: Correlations and trends', Astrophysical Journal Letters, vol. 795, no. 1, L16. https://doi.org/10.1088/2041-8205/795/1/L16

APA

Kwon, J., Tamura, M., Hough, J., Kusakabe, N., Nagata, T., Nakajima, Y., Lucas, P. W., Nagayama, T., & Kandori, R. (2014). Near-infrared circular polarization survey in star-forming regions: Correlations and trends. Astrophysical Journal Letters, 795(1), [L16]. https://doi.org/10.1088/2041-8205/795/1/L16

Vancouver

Author

Kwon, Jungmi ; Tamura, Motohide ; Hough, J. ; Kusakabe, Nobuhiko ; Nagata, Tetsuya ; Nakajima, Yasushi ; Lucas, P.W. ; Nagayama, Takahiro ; Kandori, Ryo. / Near-infrared circular polarization survey in star-forming regions : Correlations and trends. In: Astrophysical Journal Letters. 2014 ; Vol. 795, No. 1.

Bibtex

@article{009dc01ab959485e8b8c3e66c5768053,
title = "Near-infrared circular polarization survey in star-forming regions: Correlations and trends",
abstract = "We have conducted a systematic near-infrared circular polarization (CP) survey in star-forming regions, covering high-mass, intermediate-mass, and low-mass young stellar objects. All the observations were made using the SIRPOL imaging polarimeter on the Infrared Survey Facility 1.4 m telescope at the South African Astronomical Observatory. We present the polarization properties of 10 sub-regions in 6 star-forming regions. The polarization patterns, extents, and maximum degrees of linear and circular polarizations are used to determine the prevalence and origin of CP in the star-forming regions. Our results show that the CP pattern is quadrupolar in general, the CP regions are extensive, up to 0.65 pc, the CP degrees are high, up to 20%, and the CP degrees decrease systematically from high- to low-mass young stellar objects. The results are consistent with dichroic extinction mechanisms generating the high degrees of CP in star-forming regions.",
keywords = "dust, extinction, infrared: ISM, ISM: magnetic fields, polarization, stars: formation, surveys",
author = "Jungmi Kwon and Motohide Tamura and J. Hough and Nobuhiko Kusakabe and Tetsuya Nagata and Yasushi Nakajima and P.W. Lucas and Takahiro Nagayama and Ryo Kandori",
year = "2014",
month = nov,
day = "1",
doi = "10.1088/2041-8205/795/1/L16",
language = "English",
volume = "795",
journal = "Astrophysical Journal Letters",
issn = "2041-8205",
publisher = "IOP Publishing Ltd.",
number = "1",

}

RIS

TY - JOUR

T1 - Near-infrared circular polarization survey in star-forming regions

T2 - Correlations and trends

AU - Kwon, Jungmi

AU - Tamura, Motohide

AU - Hough, J.

AU - Kusakabe, Nobuhiko

AU - Nagata, Tetsuya

AU - Nakajima, Yasushi

AU - Lucas, P.W.

AU - Nagayama, Takahiro

AU - Kandori, Ryo

PY - 2014/11/1

Y1 - 2014/11/1

N2 - We have conducted a systematic near-infrared circular polarization (CP) survey in star-forming regions, covering high-mass, intermediate-mass, and low-mass young stellar objects. All the observations were made using the SIRPOL imaging polarimeter on the Infrared Survey Facility 1.4 m telescope at the South African Astronomical Observatory. We present the polarization properties of 10 sub-regions in 6 star-forming regions. The polarization patterns, extents, and maximum degrees of linear and circular polarizations are used to determine the prevalence and origin of CP in the star-forming regions. Our results show that the CP pattern is quadrupolar in general, the CP regions are extensive, up to 0.65 pc, the CP degrees are high, up to 20%, and the CP degrees decrease systematically from high- to low-mass young stellar objects. The results are consistent with dichroic extinction mechanisms generating the high degrees of CP in star-forming regions.

AB - We have conducted a systematic near-infrared circular polarization (CP) survey in star-forming regions, covering high-mass, intermediate-mass, and low-mass young stellar objects. All the observations were made using the SIRPOL imaging polarimeter on the Infrared Survey Facility 1.4 m telescope at the South African Astronomical Observatory. We present the polarization properties of 10 sub-regions in 6 star-forming regions. The polarization patterns, extents, and maximum degrees of linear and circular polarizations are used to determine the prevalence and origin of CP in the star-forming regions. Our results show that the CP pattern is quadrupolar in general, the CP regions are extensive, up to 0.65 pc, the CP degrees are high, up to 20%, and the CP degrees decrease systematically from high- to low-mass young stellar objects. The results are consistent with dichroic extinction mechanisms generating the high degrees of CP in star-forming regions.

KW - dust, extinction

KW - infrared: ISM

KW - ISM: magnetic fields

KW - polarization

KW - stars: formation

KW - surveys

U2 - 10.1088/2041-8205/795/1/L16

DO - 10.1088/2041-8205/795/1/L16

M3 - Article

AN - SCOPUS:84908226439

VL - 795

JO - Astrophysical Journal Letters

JF - Astrophysical Journal Letters

SN - 2041-8205

IS - 1

M1 - L16

ER -