ANALYSIS OF SMALL-SCALE AND MEDIUM-SCALE COSMIC MICROWAVE BACKGROUND MEASUREMENTS

被引:7
作者
DODELSON, S [1 ]
KOSOWSKY, A [1 ]
机构
[1] UNIV CHICAGO,ENRICO FERMI INST,DEPT PHYS,CHICAGO,IL 60637
关键词
D O I
10.1103/PhysRevLett.75.604
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
Anisotropies in the temperature of the cosmic microwave background have been detected on a range of scales by several different experiments. In principle, the largest barrier to a clean interpretation of the experimental results is contamination by foreground sources. We address this issue by projecting out likely sources of foreground contamination from seven separate small-angle and medium-angle experiments. All of the experiments are consistent so far with the simplest inflationary models; for n = 1 the experiments' combined best-fit quadrupole amplitude is Q(rms-ps) = 18(-1)(+3) mu K, in excellent agreement with the Cosmic Background Explorer two-year data.
引用
收藏
页码:604 / 607
页数:4
相关论文
共 29 条
[1]   COSMIC TEMPERATURE-FLUCTUATIONS FROM 2 YEARS OF COBE DIFFERENTIAL MICROWAVE RADIOMETERS OBSERVATIONS [J].
BENNETT, CL ;
KOGUT, A ;
HINSHAW, G ;
BANDAY, AJ ;
WRIGHT, EL ;
GORSKI, KM ;
WILKINSON, DT ;
WEISS, R ;
SMOOT, GF ;
MEYER, SS ;
MATHER, JC ;
LUBIN, P ;
LOEWENSTEIN, K ;
LINEWEAVER, C ;
KEEGSTRA, P ;
KAITA, E ;
JACKSON, PD ;
CHENG, ES .
ASTROPHYSICAL JOURNAL, 1994, 436 (02) :423-442
[2]   MEASURING COSMOLOGICAL PARAMETERS WITH COSMIC MICROWAVE BACKGROUND EXPERIMENTS [J].
BOND, JR ;
CRITTENDEN, R ;
DAVIS, RL ;
EFSTATHIOU, G ;
STEINHARDT, PJ .
PHYSICAL REVIEW LETTERS, 1994, 72 (01) :13-16
[3]  
BOND JR, 1984, ASTROPHYS J, V285, pL45, DOI 10.1086/184362
[4]   COSMIC-STRUCTURE CONSTRAINTS FROM A ONE-DEGREE MICROWAVE-BACKGROUND ANISOTROPY EXPERIMENT [J].
BOND, JR ;
EFSTATHIOU, G ;
LUBIN, PM ;
MEINHOLD, PR .
PHYSICAL REVIEW LETTERS, 1991, 66 (17) :2179-2182
[5]  
BUNN EF, 1994, ASTROPH9409003 REP
[6]   A MEASUREMENT OF THE MEDIUM-SCALE ANISOTROPY IN THE COSMIC MICROWAVE BACKGROUND-RADIATION [J].
CHENG, ES ;
COTTINGHAM, DA ;
FIXSEN, DJ ;
INMAN, CA ;
KOWITT, MS ;
MEYER, SS ;
PAGE, LA ;
PUCHALLA, JL ;
SILVERBERG, RF .
ASTROPHYSICAL JOURNAL, 1994, 422 (02) :L37-L40
[7]   IMPRINT OF GRAVITATIONAL-WAVES ON THE COSMIC MICROWAVE BACKGROUND [J].
CRITTENDEN, R ;
BOND, JR ;
DAVIS, RL ;
EFSTATHIOU, G ;
STEINHARDT, PJ .
PHYSICAL REVIEW LETTERS, 1993, 71 (03) :324-327
[8]   COSMIC MICROWAVE BACKGROUND PROBES MODELS OF INFLATION [J].
DAVIS, RL ;
HODGES, HM ;
SMOOT, GF ;
STEINHARDT, PJ ;
TURNER, MS .
PHYSICAL REVIEW LETTERS, 1992, 69 (13) :1856-1859
[9]   TESTING INFLATION WITH THE COSMIC MICROWAVE BACKGROUND [J].
DODELSON, S ;
KNOX, L ;
KOLB, EW .
PHYSICAL REVIEW LETTERS, 1994, 72 (22) :3444-3447
[10]   ANALYSIS OF SMALL-SCALE MICROWAVE BACKGROUND-RADIATION ANISOTROPY IN THE PRESENCE OF FOREGROUND CONTAMINATION [J].
DODELSON, S ;
STEBBINS, A .
ASTROPHYSICAL JOURNAL, 1994, 433 (02) :440-453