Evaluation of the Single-component Thermal Dust Emission Model in Cosmic Microwave Background Experiments

被引:1
作者
Liu, Hao [1 ]
Li, Jia-Rui [1 ,2 ,3 ]
Cai, Yi-Fu [2 ,3 ]
机构
[1] Anhui Univ, Sch Phys & Optoelect Engn, 111 Jiulong Rd, Hefei 230601, Anhui, Peoples R China
[2] Univ Sci & Technol China, Sch Phys Sci, Dept Astron, 96 JinZhai Rd, Hefei 230026, Anhui, Peoples R China
[3] Univ Sci & Technol China, Sch Astron & Space Sci, CAS Key Lab Res Galaxies & Cosmol, Hefei 230026, Anhui, Peoples R China
基金
国家重点研发计划;
关键词
EXPERIMENT SEARCH; SKY MODEL; PLANCK; FOREGROUNDS; SEPARATION; DESIGN; MAPS;
D O I
10.3847/1538-4365/ad96b8
中图分类号
P1 [天文学];
学科分类号
0704 ;
摘要
It is well known that multiple Galactic thermal dust emission components may exist along the line of sight, but a single-component approximation is still widely used, since a full multicomponent estimation requires a large number of frequency bands that are only available with future experiments. In light of this, we present a reliable, quantitative, and sensitive criterion to test the goodness of all kinds of dust emission estimations. This can not only give a definite answer to the quality of current single-component approximations but also help determine preconditions of future multicomponent estimations. Upon the former, previous works usually depend on a more complicated model to improve the single-component dust emission; however, our method is free from any additional model, and is sensitive enough to directly discover a substantial discrepancy between the Planck High Frequency Instrument data (100-857 GHz) and associated single-component dust emission estimations. This is the first time that the single-component estimation is ruled out by the data itself. For the latter, a similar procedure will be able to answer two important questions for estimating the complicated Galactic emissions: the number of necessary foreground components and their types.
引用
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页数:21
相关论文
共 75 条
[1]  
Abazajian K, 2019, Arxiv, DOI arXiv:1907.04473
[2]   Planck 2013 results. XI. All-sky model of thermal dust emission [J].
Abergel, A. ;
Ade, P. A. R. ;
Aghanim, N. ;
Alves, M. I. R. ;
Aniano, G. ;
Armitage-Caplan, C. ;
Arnaud, M. ;
Ashdown, M. ;
Atrio-Barandela, F. ;
Aumont, J. ;
Baccigalupi, C. ;
Banday, A. J. ;
Barreiro, R. B. ;
Bartlett, J. G. ;
Battaner, E. ;
Benabed, K. ;
Benoit, A. ;
Benoit-Levy, A. ;
Bernard, J. -P. ;
Bersanelli, M. ;
Bielewicz, P. ;
Bobin, J. ;
Bock, J. J. ;
Bonaldi, A. ;
Bond, J. R. ;
Borrill, J. ;
Bouchet, F. R. ;
Boulanger, F. ;
Bridges, M. ;
Bucher, M. ;
Burigana, C. ;
Butler, R. C. ;
Cardoso, J. -F. ;
Catalano, A. ;
Chamballu, A. ;
Chary, R. -R. ;
Chiang, H. C. ;
Chiang, L. -Y ;
Christensen, P. R. ;
Church, S. ;
Clemens, M. ;
Clements, D. L. ;
Colombi, S. ;
Colombo, L. P. L. ;
Combet, C. ;
Couchot, F. ;
Coulais, A. ;
Crill, B. P. ;
Curto, A. ;
Cuttaia, F. .
ASTRONOMY & ASTROPHYSICS, 2014, 571
[3]  
Abergel A, 1996, ASTRON ASTROPHYS, V308, pL5
[4]   Planck 2015 results VIII. High Frequency Instrument data processing: Calibration and maps [J].
Adam, R. ;
Ade, P. A. R. ;
Aghanim, N. ;
Arnaud, M. ;
Ashdown, M. ;
Aumont, J. ;
Baccigalupi, C. ;
Banday, A. J. ;
Barreiro, R. B. ;
Bartolo, N. ;
Battaner, E. ;
Benabed, K. ;
Benoit, A. ;
Benoit-Levy, A. ;
Bernard, J. -P. ;
Bersanelli, M. ;
Bertincourt, B. ;
Bielewicz, P. ;
Bock, J. J. ;
Bonavera, L. ;
Bond, J. R. ;
Borrill, J. ;
Bouchet, F. R. ;
Boulanger, F. ;
Bucher, M. ;
Burigana, C. ;
Calabrese, E. ;
Cardoso, J. -F. ;
Catalano, A. ;
Challinor, A. ;
Chamballu, A. ;
Chiang, H. C. ;
Christensen, P. R. ;
Clements, D. L. ;
Colombi, S. ;
Colombo, L. P. L. ;
Combet, C. ;
Couchot, F. ;
Coulais, A. ;
Crill, B. P. ;
Curto, A. ;
Cuttaia, F. ;
Danese, L. ;
Davies, R. D. ;
Davis, R. J. ;
de Bernardis, P. ;
de Rosa, A. ;
de Zotti, G. ;
Delabrouille, J. ;
Delouis, J. -M. .
ASTRONOMY & ASTROPHYSICS, 2016, 594
[5]   Planck 2015 results XVII. Constraints on primordial non-Gaussianity [J].
Ade, P. A. R. ;
Aghanim, N. ;
Arnaud, M. ;
Arrojam, F. ;
Ashdown, M. ;
Aumont, J. ;
Baccigalupi, C. ;
Ballardini, M. ;
Banday, A. J. ;
Barreiro, R. B. ;
Bartolo, N. ;
Basak, S. ;
Battaner, E. ;
Benabed, K. ;
Benoit, A. ;
Benoit-Levy, A. ;
Bernard, J. -P. ;
Bersanelli, M. ;
Bielewicz, P. ;
Bock, J. J. ;
Bonaldi, A. ;
Bonavera, L. ;
Bond, J. R. ;
Borrill, J. ;
Bouchet, F. R. ;
Boulanger, F. ;
Bucher, M. ;
Burigana, C. ;
Butler, R. C. ;
Calabrese, E. ;
Cardoso, J. -F. ;
Catalano, A. ;
Challinor, A. ;
Chamballu, A. ;
Chiang, H. C. ;
Christensen, P. R. ;
Church, S. ;
Clements, D. L. ;
Colombi, S. ;
Colombo, L. P. L. ;
Combet, C. ;
Couchot, F. ;
Coulais, A. ;
Crill, B. P. ;
Curto, A. ;
Cuttaia, F. ;
Danese, L. ;
Davies, R. D. ;
Davis, R. J. ;
de Bernardis, P. .
ASTRONOMY & ASTROPHYSICS, 2016, 594
[6]   Planck 2015 results XXV. Diffuse low-frequency Galactic foregrounds [J].
Ade, P. A. R. ;
Aghanim, N. ;
Alves, M. I. R. ;
Arnaud, M. ;
Ashdown, M. ;
Aumont, J. ;
Baccigalupi, C. ;
Banday, A. J. ;
Barreiro, R. B. ;
Bartlett, J. G. ;
Bartolo, N. ;
Battaner, E. ;
Benabed, K. ;
Benoit, A. ;
Benoit-Levy, A. ;
Bernard, J. -P. ;
Bersanelli, M. ;
Bielewicz, P. ;
Bock, J. J. ;
Bonaldi, A. ;
Bonavera, L. ;
Bond, J. R. ;
Borrill, J. ;
Bouchet, F. R. ;
Boulanger, F. ;
Bucher, M. ;
Burigana, C. ;
Butler, R. C. ;
Calabrese, E. ;
Cardoso, J. -F. ;
Catalano, A. ;
Challinor, A. ;
Chamballu, A. ;
Chary, R. -R. ;
Chiang, H. C. ;
Christensen, P. R. ;
Colombi, S. ;
Colombo, L. P. L. ;
Combet, C. ;
Couchot, F. ;
Coulais, A. ;
Crill, B. P. ;
Curto, A. ;
Cuttaia, F. ;
Danese, L. ;
Davies, R. D. ;
Davis, R. J. ;
de Bernardis, P. ;
de Rosa, A. ;
de Zotti, G. .
ASTRONOMY & ASTROPHYSICS, 2016, 594
[7]   Planck 2015 results XXVI. The Second Planck Catalogue of Compact Sources [J].
Ade, P. A. R. ;
Aghanim, N. ;
Argueeso, F. ;
Arnaud, M. ;
Ashdown, M. ;
Aumont, J. ;
Baccigalupi, C. ;
Banday, A. J. ;
Barreiro, R. B. ;
Bartolo, N. ;
Battaner, E. ;
Beichman, C. ;
Benabed, K. ;
Benoit, A. ;
Benoit-Levy, A. ;
Bernard, J. -P. ;
Bersanelli, M. ;
Bielewicz, P. ;
Bock, J. J. ;
Boehringer, H. ;
Bonaldi, A. ;
Bonavera, L. ;
Bond, J. R. ;
Borrill, J. ;
Bouchet, F. R. ;
Boulanger, F. ;
Bucher, M. ;
Burigana, C. ;
Butler, R. C. ;
Calabrese, E. ;
Cardoso, J. -F. ;
Carvalho, P. ;
Catalano, A. ;
Challinor, A. ;
Chamballu, A. ;
Chary, R. -R. ;
Chiang, H. C. ;
Christensen, P. R. ;
Clemens, M. ;
Clements, D. L. ;
Colombi, S. ;
Colombo, L. P. L. ;
Combet, C. ;
Couchot, F. ;
Coulais, A. ;
Crill, B. P. ;
Curto, A. ;
Cuttaia, F. ;
Danese, L. ;
Davies, R. D. .
ASTRONOMY & ASTROPHYSICS, 2016, 594
[8]   Joint Analysis of BICEP2/Keck Array and Planck Data [J].
Ade, P. A. R. ;
Aghanim, N. ;
Ahmed, Z. ;
Aikin, R. W. ;
Alexander, K. D. ;
Arnaud, M. ;
Aumont, J. ;
Baccigalupi, C. ;
Banday, A. J. ;
Barkats, D. ;
Barreiro, R. B. ;
Bartlett, J. G. ;
Bartolo, N. ;
Battaner, E. ;
Benabed, K. ;
Benoit, A. ;
Benoit-Levy, A. ;
Benton, S. J. ;
Bernard, J. -P. ;
Bersanelli, M. ;
Bielewicz, P. ;
Bischoff, C. A. ;
Bock, J. J. ;
Bonaldi, A. ;
Bonavera, L. ;
Bond, J. R. ;
Borrill, J. ;
Bouchet, F. R. ;
Boulanger, F. ;
Brevik, J. A. ;
Bucher, M. ;
Buder, I. ;
Bullock, E. ;
Burigana, C. ;
Butler, R. C. ;
Buza, V. ;
Calabrese, E. ;
Cardoso, J. -F. ;
Catalano, A. ;
Challinor, A. ;
Chary, R. -R. ;
Chiang, H. C. ;
Christensen, P. R. ;
Colombo, L. P. L. ;
Combet, C. ;
Connors, J. ;
Couchot, F. ;
Coulais, A. ;
Crill, B. P. ;
Curto, A. .
PHYSICAL REVIEW LETTERS, 2015, 114 (10) :1-17
[9]   Planck 2013 results. XXX. Cosmic infrared background measurements and implications for star formation [J].
Ade, P. A. R. ;
Aghanim, N. ;
Armitage-Caplan, C. ;
Arnaud, M. ;
Ashdown, M. ;
Atrio-Barandela, F. ;
Aumont, J. ;
Baccigalupi, C. ;
Banday, A. J. ;
Barreiro, R. B. ;
Bartlett, J. G. ;
Battaner, E. ;
Benabed, K. ;
Benoit, A. ;
Benoit-Levy, A. ;
Bernard, J. -P. ;
Bersanelli, M. ;
Bethermin, M. ;
Bielewicz, P. ;
Blagrave, K. ;
Bobin, J. ;
Bock, J. J. ;
Bonaldi, A. ;
Bond, J. R. ;
Borrill, J. ;
Bouchet, F. R. ;
Boulanger, F. ;
Bridges, M. ;
Bucher, M. ;
Burigana, C. ;
Butler, R. C. ;
Cardoso, J. -F. ;
Catalano, A. ;
Challinor, A. ;
Chamballu, A. ;
Chen, X. ;
Chiang, H. C. ;
Chiang, L. -Y ;
Christensen, P. R. ;
Church, S. ;
Clements, D. L. ;
Colombi, S. ;
Colombo, L. P. L. ;
Couchot, F. ;
Coulais, A. ;
Crill, B. P. ;
Curto, A. ;
Cuttaia, F. ;
Danese, L. ;
Davies, R. D. .
ASTRONOMY & ASTROPHYSICS, 2014, 571
[10]   Planck 2013 results. XII. Diffuse component separation [J].
Ade, P. A. R. ;
Aghanim, N. ;
Armitage-Caplan, C. ;
Arnaud, M. ;
Ashdown, M. ;
Atrio-Barandela, F. ;
Aumont, J. ;
Baccigalupi, C. ;
Banday, A. J. ;
Barreiro, R. B. ;
Bartlett, J. G. ;
Battaner, E. ;
Benabed, K. ;
Benoit, A. ;
Benoit-Levy, A. ;
Bernard, J. -P. ;
Bersanelli, M. ;
Bielewicz, P. ;
Bobin, J. ;
Bock, J. J. ;
Bonaldi, A. ;
Bonavera, L. ;
Bond, J. R. ;
Borrill, J. ;
Bouchet, F. R. ;
Boulanger, F. ;
Bridges, M. ;
Bucher, M. ;
Burigana, C. ;
Butler, R. C. ;
Cardoso, J. -F. ;
Castex, G. ;
Catalano, A. ;
Challinor, A. ;
Chamballu, A. ;
Chary, R. -R. ;
Chen, X. ;
Chiang, H. C. ;
Chiang, L. -Y ;
Christensen, P. R. ;
Church, S. ;
Clements, D. L. ;
Colombi, S. ;
Colombo, L. P. L. ;
Couchot, F. ;
Coulais, A. ;
Crill, B. P. ;
Cruz, M. ;
Curto, A. ;
Cuttaia, F. .
ASTRONOMY & ASTROPHYSICS, 2014, 571