|
astro-ph/9605101 🔍 (source)
|
metallicity |
Y |
0.23 |
|
|
astro-ph/9605101 🔍 (source)
|
|
Y |
0.19 ± 0.02 |
|
|
astro-ph/9606078 🔍 (source)
|
helium abundance |
Y |
0.2 |
|
|
astro-ph/9607119 🔍 (source)
|
fluorescent enhancement |
Y |
0.245 ± 0.006 |
|
|
astro-ph/9705111 🔍 (source)
|
|
Y |
0.4 |
Lower |
|
astro-ph/9809127 🔍 (source)
|
|
Y |
0.25 |
|
|
astro-ph/9809127 🔍 (source)
|
|
Y |
0.28 |
|
|
astro-ph/9811179 🔍 (source)
|
helium abundance |
Y |
0.28 |
|
|
astro-ph/9812097 🔍 (source)
|
|
Y |
0.31 |
|
|
astro-ph/9812302 🔍 (source)
|
helium abundance |
Y |
0.27 ± 0.01 |
|
|
astro-ph/9905110 🔍 (source)
|
|
Y |
0.26 |
|
|
astro-ph/9905345 🔍 (source)
|
helium mass fraction |
Y |
0.246 ± 0.004 |
|
|
astro-ph/9906030 🔍 (source)
|
|
Y |
0.28 |
Upper |
|
astro-ph/9906030 🔍 (source)
|
|
Y |
0.23 |
Lower |
|
astro-ph/9907228 🔍 (source)
|
mean He mass fraction |
Y |
0.2437 ± 0.0014 |
|
|
astro-ph/9907228 🔍 (source)
|
|
Y |
0.2462 ± 0.0015 |
|
|
astro-ph/9907228 🔍 (source)
|
He mass fraction |
Y |
0.243 ± 0.007 |
|
|
astro-ph/9907228 🔍 (source)
|
mean He mass fraction |
Y |
0.2463 ± 0.0015 |
|
|
astro-ph/9907402 🔍 (source)
|
atmospheric helium mass mixing ratio |
Y |
0.06 ± 0.05 |
|
|
astro-ph/9907402 🔍 (source)
|
|
Y |
0.18 +0.07-0.06999999999999999 |
|
|
astro-ph/9907402 🔍 (source)
|
|
Y |
0.16 ± 0.05 |
|
|
astro-ph/9909046 🔍 (source)
|
helium abundance |
Y |
0.26 ± 0.03 |
|
|
astro-ph/9911237 🔍 (source)
|
|
Y |
0.2 |
|
|
astro-ph/9912307 🔍 (source)
|
|
Y |
0.278 |
|
|
astro-ph/0001102 🔍 (source)
|
|
Y |
0.28 |
|
|
astro-ph/0003401 🔍 (source)
|
|
Y |
0.285 |
|
|
astro-ph/0005589 🔍 (source)
|
helium abundance |
Y |
0.292 ± 0.002 |
|
|
astro-ph/0007388 🔍 (source)
|
chemical compositions |
Y |
0.008 |
|
|
astro-ph/0010303 🔍 (source)
|
helium abundance |
Y |
0.27 |
|
|
astro-ph/0105497 🔍 (source)
|
|
Y |
0.255 ± 0.009 |
|
|
astro-ph/0105497 🔍 (source)
|
helium content |
Y |
0.28 |
|
|
astro-ph/0109255 🔍 (source)
|
|
Y |
0.2458 ± 0.0039 |
|
|
astro-ph/0109255 🔍 (source)
|
|
Y |
0.241 ± 0.005 |
|
|
astro-ph/0109255 🔍 (source)
|
|
Y |
0.2466 ± 0.0043 |
|
|
astro-ph/0109255 🔍 (source)
|
|
Y |
0.2463 ± 0.0057 |
|
|
astro-ph/0110526 🔍 (source)
|
chemical abundances |
Y |
0.25 |
|
|
astro-ph/0110526 🔍 (source)
|
|
Y |
0.25 |
|
|
astro-ph/0110526 🔍 (source)
|
|
Y |
0.28 |
|
|
astro-ph/0111083 🔍 (source)
|
|
Y |
0.23 |
|
|
astro-ph/0304152 🔍 (source)
|
|
Y |
0.0035 |
|
|
astro-ph/0306167 🔍 (source)
|
helium mass fractions |
Y |
0.243 ± 0.01 |
|
|
astro-ph/0306356 🔍 (source)
|
|
Y |
0.24 |
|
|
astro-ph/0307554 🔍 (source)
|
helium abundance |
Y |
0.271 ± 0.006 |
|
|
astro-ph/0308459 🔍 (source)
|
chemical composition |
Y |
0.02 |
|
|
astro-ph/0311399 🔍 (source)
|
helium-rich |
Y |
0.93 |
|
|
astro-ph/0312506 🔍 (source)
|
helium abundance |
Y |
0.34 |
|
|
astro-ph/0408393 🔍 (source)
|
|
Y |
0.248 ± 0.004 |
|
|
astro-ph/0408393 🔍 (source)
|
helium mass fractions |
Y |
0.248 ± 0.009 |
|
|
astro-ph/0502195 🔍 (source)
|
helium content |
Y |
0.28 |
|
|
astro-ph/0502195 🔍 (source)
|
helium content |
Y |
0.24 |
|
|
astro-ph/0505149 🔍 (source)
|
|
Y |
0.31 |
|
|
astro-ph/0505347 🔍 (source)
|
helium mass fraction of these stars |
Y |
0.4 |
|
|
astro-ph/0505347 🔍 (source)
|
|
Y |
0.275 +0.014999999999999958-0.015000000000000013 |
Upper |
|
astro-ph/0505347 🔍 (source)
|
primordial helium content |
Y |
0.24 |
|
|
astro-ph/0505347 🔍 (source)
|
|
Y |
0.4 |
|
|
astro-ph/0505347 🔍 (source)
|
|
Y |
0.275 +0.014999999999999958-0.015000000000000013 |
|
|
astro-ph/0505347 🔍 (source)
|
|
Y |
0.4 s |
|
|
astro-ph/0507153 🔍 (source)
|
helium abundances |
Y |
0.55 +0.25-0.25000000000000006 |
|
|
astro-ph/0509463 🔍 (source)
|
|
Y |
0.273 |
|
|
astro-ph/0509818 🔍 (source)
|
|
Y |
-5.0 |
Upper |
|
astro-ph/0510582 🔍 (source)
|
|
Y |
0.281 |
Upper |
|
astro-ph/0510582 🔍 (source)
|
|
Y |
0.24 |
Lower |
|
astro-ph/0602055 🔍 (source)
|
cosmological helium abundance |
Y |
0.246 |
|
|
astro-ph/0603721 🔍 (source)
|
He mass fraction |
Y |
0.245 |
|
|
astro-ph/0604157 🔍 (source)
|
|
Y |
0.27 |
|
|
astro-ph/0604319 🔍 (source)
|
|
Y |
0.4 |
Lower |
|
astro-ph/0605540 🔍 (source)
|
levels of helium |
Y |
0.28 |
|
|
astro-ph/0605540 🔍 (source)
|
|
Y |
0.3 |
Lower |
|
astro-ph/0607549 🔍 (source)
|
helium abundance |
Y |
0.279 ± 0.015 |
|
|
astro-ph/0608203 🔍 (source)
|
He mass fraction |
Y |
0.2463 ± 0.003 |
|
|
astro-ph/0608366 🔍 (source)
|
|
Y |
0.35 |
|
|
astro-ph/0608366 🔍 (source)
|
helium |
Y |
0.28 |
|
|
astro-ph/0610406 🔍 (source)
|
|
Y |
0.39 ± 0.010000000000000009 |
|
|
astro-ph/0610406 🔍 (source)
|
|
Y |
0.37 |
|
|
astro-ph/0611193 🔍 (source)
|
helium abundance |
Y |
0.4 |
|
|
astro-ph/0702289 🔍 (source)
|
number fraction of He-rich stars |
Y |
0.3 |
Lower |
|
0705.3401 🔍 (source)
|
helium rich |
Y |
0.4 |
|
|
0707.2609 🔍 (source)
|
system |
Y |
0.255 |
|
|
0708.1055 🔍 (source)
|
|
Y |
0.24 |
|
|
0708.1736 🔍 (source)
|
helium enriched |
Y |
0.4 |
|
|
0708.1736 🔍 (source)
|
He abundance |
Y |
0.26 |
|
|
0708.1736 🔍 (source)
|
|
Y |
0.35 |
|
|
0708.2445 🔍 (source)
|
helium abundance |
Y |
0.15 |
Lower |
|
0709.2839 🔍 (source)
|
|
Y |
0.42 |
|
|
0710.4601 🔍 (source)
|
helium content |
Y |
0.28 |
|
|
0710.5271 🔍 (source)
|
|
Y |
0.4 |
|
|
0710.5271 🔍 (source)
|
|
Y |
0.4 |
|
|
0710.5271 🔍 (source)
|
|
Y |
0.4 |
|
|
0710.5271 🔍 (source)
|
mass fraction |
Y |
0.4 |
|
|
0710.5271 🔍 (source)
|
|
Y |
0.35 |
|
|
0712.1229 🔍 (source)
|
|
Y |
19.01 |
|
|
0712.1229 🔍 (source)
|
depth |
Y |
19.9 |
|
|
0712.1229 🔍 (source)
|
|
Y |
34.0 |
Lower |
|
0712.1229 🔍 (source)
|
|
Y |
98.0 pc |
|
|
0712.1229 🔍 (source)
|
|
Y |
19.88 |
Upper |
|
0712.3720 🔍 (source)
|
|
Y |
0.35 |
|
|
0712.3720 🔍 (source)
|
helium enriched |
Y |
0.4 |
|
|
0712.4023 🔍 (source)
|
helium-excess |
Y |
0.3 |
|
|
0803.1460 🔍 (source)
|
helium content |
Y |
0.46 |
|
|
0804.1598 🔍 (source)
|
helium |
Y |
0.4 |
|
|
0804.1598 🔍 (source)
|
helium abundance |
Y |
0.4 |
|
|
0809.2403 🔍 (source)
|
|
Y |
0.271 |
|
|
0902.2424 🔍 (source)
|
|
Y |
0.48 |
|
|
0903.2891 🔍 (source)
|
helium abundance |
Y |
0.4 |
|
|
0903.5475 🔍 (source)
|
helium abundance |
Y |
0.3 |
|
|
0907.1765 🔍 (source)
|
helium abundance |
Y |
0.29 |
|
|
0909.2853 🔍 (source)
|
|
Y |
26.7 mag s |
|
|
0909.2853 🔍 (source)
|
magnitude |
Y |
26.1 +0.5999999999999979-0.6000000000000014 |
|
|
0910.0204 🔍 (source)
|
major axis of the galaxy |
Y |
11.3 kpc |
|
|
0910.4262 🔍 (source)
|
|
Y |
0.255 |
|
|
0911.2419 🔍 (source)
|
helium content |
Y |
0.23 |
|
|
0912.3108 🔍 (source)
|
He content |
Y |
0.255 ± 0.0050000000000000044 |
|
|
0912.3108 🔍 (source)
|
|
Y |
0.235 +0.0050000000000000044-0.004999999999999977 |
|
|
0912.3150 🔍 (source)
|
Big Bang abundance |
Y |
0.24 |
|
|
1002.4752 🔍 (source)
|
|
Y |
0.24 |
|
|
1003.2052 🔍 (source)
|
|
Y |
0.5 |
Upper |
|
1003.2052 🔍 (source)
|
|
Y |
0.39 ± 0.010000000000000009 |
Upper |
|
1004.1539 🔍 (source)
|
helium content |
Y |
0.4 |
|
|
1004.1539 🔍 (source)
|
|
Y |
0.3 |
|
|
1007.5299 🔍 (source)
|
helium content |
Y |
0.4 |
|
|
1007.5396 🔍 (source)
|
magnitude |
Y |
26.0 ± 0.5 |
|
|
1008.2301 🔍 (source)
|
|
Y |
0.0083 +0.009000000000000001-0.0050999999999999995 |
|
|
1011.4293 🔍 (source)
|
helium enrichment parameter |
Y |
4.0 |
Lower |
|
1011.4293 🔍 (source)
|
|
Y |
0.35 |
|
|
1011.4293 🔍 (source)
|
|
Y |
2.0 |
Upper |
|
1011.4293 🔍 (source)
|
|
Y |
0.27 |
|
|
1011.4405 🔍 (source)
|
Big Bang abundance |
Y |
0.25 |
|
|
1102.3922 🔍 (source)
|
|
Y |
0.28 |
|
|
1102.3922 🔍 (source)
|
radius |
Y |
0.25 |
|
|
1103.0867 🔍 (source)
|
helium enhancement |
Y |
0.4 |
|
|
1103.5299 🔍 (source)
|
helium abundance |
Y |
0.4 |
|
|
1107.0005 🔍 (source)
|
abundance of helium |
Y |
0.4 |
|
|
1110.1396 🔍 (source)
|
helium enhancement |
Y |
0.4 |
|
|
1111.1791 🔍 (source)
|
|
Y |
0.25 |
|
|
1111.1791 🔍 (source)
|
|
Y |
0.26 |
|
|
1111.1791 🔍 (source)
|
|
Y |
0.26 |
|
|
1111.1791 🔍 (source)
|
|
Y |
0.25 |
|
|
1111.3314 🔍 (source)
|
|
Y |
21.4 |
|
|
1112.5240 🔍 (source)
|
|
Y |
0.35 |
Lower |
|
1201.3241 🔍 (source)
|
primordial He content of the Universe |
Y |
0.24 |
|
|
1202.4864 🔍 (source)
|
original helium content |
Y |
0.42 |
|
|
1203.4992 🔍 (source)
|
helium abundance |
Y |
0.34 |
Lower |
|
1205.3760 🔍 (source)
|
helium abundance |
Y |
0.39 ± 0.02 |
|
|
1205.4071 🔍 (source)
|
helium mass fraction |
Y |
0.3 ± 0.01 |
|
|
1206.1820 🔍 (source)
|
helium abundances |
Y |
0.25 |
|
|
1206.1820 🔍 (source)
|
helium abundances |
Y |
0.29 |
|
|
1206.1820 🔍 (source)
|
helium abundances |
Y |
0.33 |
|
|
1206.4263 🔍 (source)
|
|
Y |
24.5 |
|
|
1206.4263 🔍 (source)
|
depth |
Y |
24.6 |
|
|
1208.1579 🔍 (source)
|
|
Y |
0.35 |
|
|
1208.1579 🔍 (source)
|
helium abundance |
Y |
0.375 ± 0.025000000000000022 |
|
|
1210.4069 🔍 (source)
|
He abundance |
Y |
0.22 ± 0.03 |
|
|
1210.7211 🔍 (source)
|
|
Y |
0.34 PN |
|
|
1210.7211 🔍 (source)
|
|
Y |
0.58 |
Lower |
|
1210.7211 🔍 (source)
|
helium abundance |
Y |
0.32 |
|
|
1211.3437 🔍 (source)
|
helium content |
Y |
0.3 |
Lower |
|
1211.3447 🔍 (source)
|
minor helium variations |
Y |
0.264 ± 0.016000000000000014 |
|
|
1211.3447 🔍 (source)
|
helium |
Y |
0.275 ± 0.0050000000000000044 |
|
|
1211.3447 🔍 (source)
|
|
Y |
0.259 ± 0.01100000000000001 |
|
|
1301.2575 🔍 (source)
|
minor helium variations |
Y |
0.259 ± 0.01100000000000001 |
|
|
1301.2575 🔍 (source)
|
|
Y |
0.259 ± 0.01100000000000001 |
|
|
1301.2575 🔍 (source)
|
|
Y |
0.275 ± 0.0050000000000000044 |
|
|
1301.2946 🔍 (source)
|
|
Y |
0.25 |
|
|
1301.7049 🔍 (source)
|
|
Y |
50.0 |
Upper |
|
1303.4688 🔍 (source)
|
abundances |
Y |
0.23 |
Lower |
|
1303.4688 🔍 (source)
|
|
Y |
0.37 |
Upper |
|
1307.5860 🔍 (source)
|
helium abundance |
Y |
0.22 |
Upper |
|
1307.5860 🔍 (source)
|
|
Y |
0.41500000000000004 +0.024999999999999967-0.025000000000000022 |
|
|
1310.0475 🔍 (source)
|
helium abundances |
Y |
0.3 |
|
|
1401.7109 🔍 (source)
|
He content |
Y |
0.338 ± 0.014 ± 0.05 |
|
|
1408.5397 🔍 (source)
|
|
Y |
0.52 ± 0.2 |
|
|
1408.5936 🔍 (source)
|
helium abundance |
Y |
0.3 |
|
|
1408.5936 🔍 (source)
|
helium abundance |
Y |
0.35 |
|
|
1408.5936 🔍 (source)
|
helium abundance |
Y |
0.4 |
|
|
1408.5936 🔍 (source)
|
|
Y |
0.35 |
Lower |
|
1409.1283 🔍 (source)
|
helium mass-fraction abundances |
Y |
0.25 |
|
|
1409.1283 🔍 (source)
|
helium mass-fraction abundances |
Y |
0.29 |
|
|
1409.1283 🔍 (source)
|
helium mass-fraction abundances |
Y |
0.33 |
|
|
1502.02161 🔍 (source)
|
|
Y |
0.26 |
|
|
1502.02161 🔍 (source)
|
|
Y |
0.23 |
|
|
1502.02161 🔍 (source)
|
|
Y |
0.3 |
|
|
1502.02161 🔍 (source)
|
|
Y |
0.3 |
|
|
1503.00726 🔍 (source)
|
He enhancement |
Y |
0.4 |
Lower |
|
1507.00741 🔍 (source)
|
fractions |
Y |
0.4 |
|
|
1507.00741 🔍 (source)
|
|
Y |
0.3 |
|
|
1507.00741 🔍 (source)
|
|
Y |
0.35 |
|
|
1507.00741 🔍 (source)
|
|
Y |
0.4 |
|
|
1507.00741 🔍 (source)
|
mass |
Y |
0.4 |
|
|
1507.00741 🔍 (source)
|
|
Y |
0.4 |
|
|
1507.00741 🔍 (source)
|
thermal pulses |
Y |
0.4 |
|
|
1508.04894 🔍 (source)
|
|
Y |
0.25 |
|
|
1601.06747 🔍 (source)
|
helium abundance |
Y |
0.246 |
|
|
1601.06747 🔍 (source)
|
helium abundance |
Y |
0.256 |
|
|
1601.06747 🔍 (source)
|
helium abundance |
Y |
0.266 |
|
|
1602.02535 🔍 (source)
|
|
Y |
0.37 |
|
|
1608.03124 🔍 (source)
|
|
Y |
0.32 |
|
|
1610.03800 🔍 (source)
|
|
Y |
0.98 |
Upper |
|
1611.06191 🔍 (source)
|
helium abundance |
Y |
0.4 |
|
|
1611.06191 🔍 (source)
|
helium abundance |
Y |
0.4 |
|
|
1612.03806 🔍 (source)
|
amplitude |
Y |
0.28 |
|
|
1612.03806 🔍 (source)
|
|
Y |
0.25 |
|
|
1612.03806 🔍 (source)
|
|
Y |
0.25 |
|
|
1702.03421 🔍 (source)
|
|
Y |
0.25 |
|
|
1704.00418 🔍 (source)
|
|
Y |
0.25 |
|
|
1704.00418 🔍 (source)
|
|
Y |
0.385 ± 0.015000000000000013 |
|
|
1704.08875 🔍 (source)
|
|
Y |
0.25 |
|
|
1704.08875 🔍 (source)
|
|
Y |
0.35 |
|
|
1706.02278 🔍 (source)
|
|
Y |
0.32 |
|
|
1706.02278 🔍 (source)
|
helium abundance |
Y |
0.38 |
|
|
1706.07344 🔍 (source)
|
helium abundance |
Y |
0.3 |
|
|
1708.05365 🔍 (source)
|
depth |
Y |
19.3 mag |
|
|
1709.02127 🔍 (source)
|
|
Y |
0.4 |
|
|
1801.03181 🔍 (source)
|
|
Y |
21.44 mag |
|
|
1801.03181 🔍 (source)
|
|
Y |
0.9 |
|
|
1801.05883 🔍 (source)
|
primordial He abundance |
Y |
0.245 |
|
|
1801.09688 🔍 (source)
|
|
Y |
5500000000.0 +2500000000.0-2500000000.0000005 M_\odot |
|
|
1807.09274 🔍 (source)
|
Helium abundance |
Y |
0.45 |
Lower |
|
1903.00488 🔍 (source)
|
helium abundance |
Y |
0.33 |
Lower |
|
1903.12039 🔍 (source)
|
|
Y |
0.4 |
|
|
1904.01594 🔍 (source)
|
|
Y |
0.2505 |
|
|
1905.05102 🔍 (source)
|
|
Y |
0.2505 |
|
|
1909.02552 🔍 (source)
|
strength of the fifth force |
Y |
-0.0018000000000000002 |
Lower |
|
1909.02552 🔍 (source)
|
|
Y |
0.0012 |
Upper |
|
1912.01009 🔍 (source)
|
atmospheric helium |
Y |
0.07 ± 0.01 |
|
|
2001.01481 🔍 (source)
|
helium abundance |
Y |
0.25 |
|
|
2006.12861 🔍 (source)
|
|
Y |
0.28 |
|