Suggested: N _ { H }
Suggested: cm-2, Dimensionless
Exclude
Name/Symbol Condition
Name: Column densities
Mean: 11.4 ± 40.1
Median: 4
Range: -67 ‒ 475
225 results.
arXiv Name Symbol Parsed Bound
astro-ph/9510122 🔍 (source) column densities \log N _ { C _ { 2 } }
15.3 ± 0.3 cm-2
astro-ph/9512032 🔍 (source) column densities \atop {
2.0
Lower
astro-ph/9603032 🔍 (source) column densities N ( H _ { 2 } )
3e+20 cm-2
astro-ph/9609201 🔍 (source) intrinsic column densities N _ { H }
3.5e+21 ± 5e+20
astro-ph/9611099 🔍 (source) H I -column densities N } _ {
6.0
Lower
astro-ph/9701043 🔍 (source) column densities \log { N _ { HI } }
15.0
Upper
astro-ph/9701226 🔍 (source) column densities
21.0
Upper
astro-ph/9703116 🔍 (source) column densities
8500000000000000.0 ± 3500000000000000.0 cm-2
astro-ph/9711061 🔍 (source) total hydrogen column densities
22.0
Upper
astro-ph/9801004 🔍 (source) column densities N _ { HI }
300000000000000.0 cm-2
Upper
astro-ph/9801124 🔍 (source) H i column densities \log N ( { \hbox { { H } \kern 1.0 pt { \sc i } } }
15.8
Lower
astro-ph/9804231 🔍 (source) integrated column densities T _ { rot }
328.0 ± 37.0 K
astro-ph/9804231 🔍 (source) column densities ratios ^ { 12 } C _ { 2 } / ^ { 12 } C ^ { 13 } C
36.0 ± 13.0
astro-ph/9804231 🔍 (source) column densities ^ { 12 } C ^ { 16 } O/ ( ^ { 12 } C ^ { 14 } N+ ^ { 13 } C ^ { 14 } N )
475.0 ± 175.0
astro-ph/9806385 🔍 (source) column densities N _ { H , x }
5e+20 cm-2
Lower
astro-ph/9807276 🔍 (source) column densities
1.15e+23 ± 8.5e+22 cm-2
astro-ph/9810177 🔍 (source) H i column densities N ( H \sc i )
15.8
Lower
astro-ph/9810438 🔍 (source) gaseous column densities N _ { H }
10.0
Upper
astro-ph/9902045 🔍 (source) column densities
5.0
Lower
astro-ph/9903376 🔍 (source) column densities of hydrogen N _ { H }
1.0000000000000001e+23 H cm-2
astro-ph/9903439 🔍 (source) effective hydrogen column densities
6.0
astro-ph/9903439 🔍 (source) effective hydrogen column densities N _ { eff }
2.8
Upper
astro-ph/9905187 🔍 (source) total hydrogen column densities \log N ( H )
17.549999999999997 +0.15000000000000213-0.14999999999999858
astro-ph/9905187 🔍 (source) column densities
-30.0 km s-1
astro-ph/9909164 🔍 (source) neutral hydrogen column densities N _ { HI }
2e+20
Lower
astro-ph/9911097 🔍 (source) column densities N _ { H }
1.2e+20 +2.8000000000000004e+19-2.2e+19 cm-2
astro-ph/0001289 🔍 (source) hydrogen column densities
22.0
astro-ph/0001289 🔍 (source) hydrogen column densities \log N _ { H } ( cm ^ { -2 } )
23.0
Upper
astro-ph/0002478 🔍 (source) column densities
2e+21 cm-2
astro-ph/0009098 🔍 (source) neutral hydrogen column densities N _ { HI }
2e+20
Lower
astro-ph/0010091 🔍 (source) column densities
4.0 ± 2.0 kpc
astro-ph/0012292 🔍 (source) { 13 } CO gas phase column densities
6.999999999999999e+16 cm-2
astro-ph/0105279 🔍 (source) column densities N _ { H }
22.0 cm-2
Upper
astro-ph/0105279 🔍 (source) column densities N _ { H } ^ { PG 2302 }
2.98e+22 cm-2
Lower
astro-ph/0110391 🔍 (source) column densities
20.9 ± 0.1
astro-ph/0110391 🔍 (source) column densities \log N ( H I )
20.1 ± 0.2
astro-ph/0201275 🔍 (source) column densities N _ { H }
3e+20 cm-2
astro-ph/0208193 🔍 (source) column densities of atomic carbon
3e+19 cm-2
astro-ph/0209540 🔍 (source) column densities N _ { H }
2.7e+19 T
Lower
astro-ph/0210686 🔍 (source) column densities ratios CN / HCN
2.6
astro-ph/0212196 🔍 (source) logarithmic total column densities
14.57
Lower
astro-ph/0212196 🔍 (source) logarithmic total column densities
13.65
Lower
astro-ph/0303396 🔍 (source) column densities of these two species \log N ( H I )
17.7
Lower
astro-ph/0304196 🔍 (source) high-ion column densities
-67.0 km s-1
astro-ph/0305413 🔍 (source) column densities \log N ( C IV )
13.24 ± 0.7400000000000002
astro-ph/0307164 🔍 (source) hydrogen column densities N _ { H } )
3e+23 cm-2
Upper
astro-ph/0309592 🔍 (source) column densities log N _ { Na {
12.3
Lower
astro-ph/0403149 🔍 (source) Measured rest frame absorbing column densities of hydrogen N _ { H }
0.1
astro-ph/0404051 🔍 (source) column densities
56000000000000.0 cm-2
astro-ph/0404609 🔍 (source) neutral hydrogen column densities N _ { HI }
2.6e+21 ± 2e+20
astro-ph/0404609 🔍 (source) neutral hydrogen column densities
1.45e+21 ± 1.5e+20
astro-ph/0411435 🔍 (source) column densities N _ { H }
7e+22 cm-2
astro-ph/0501320 🔍 (source) column densities \log N ( H i )
20.41 ± 0.08
astro-ph/0504174 🔍 (source) individual ^ { 16 } OH column densities relative to water give ratios [ H _ { 2 } O/OH
0.8999999999999999 +0.30000000000000004-0.29999999999999993
astro-ph/0505055 🔍 (source) H i column densities
4.2e+18 +3.8e+18-3.8000000000000005e+18 cm-2
astro-ph/0506664 🔍 (source) column densities
1.7000000000000003e+21 +5e+20-5.000000000000002e+20 cm-2
astro-ph/0601607 🔍 (source) } column densities N ( { HCO ^ { + } } ) / \Delta v
4.0
Upper
astro-ph/0602509 🔍 (source) column densities
25000000000000.0 ± 15000000000000.0 cm-2
astro-ph/0608015 🔍 (source) molecular hydrogen column densities
6.35e+23 +5.650000000000001e+23-5.65e+23 cm-2
astro-ph/0610843 🔍 (source) column densities \log { N ( H _ { tot } ) }
21.0
Lower
astro-ph/0611739 🔍 (source) column densities N _ { H }
2.0
astro-ph/0612104 🔍 (source) absorption column densities \Delta N _ { H }
2e+21 cm-2
Lower
0706.1285 🔍 (source) column densities \log N _ { HI }
14.0
Lower
0706.2171 🔍 (source) column densities
400000.0 cm-3
0706.2171 🔍 (source) column densities
3e+23 cm-2
0710.1863 🔍 (source) column densities
4.6500000000000007e+20 +4.3499999999999993e+20-4.3500000000000007e+20 cm-2
0801.2937 🔍 (source) column densities
5e+16 cm-2
0801.3682 🔍 (source) column densities of iron into dust grains \log { N ( Fe ) } _ { dust }
14.7
0803.0138 🔍 (source) column densities A _ { V }
0.25
Lower
0804.4163 🔍 (source) total hydrogen column densities N
2.5e+20 cm-2
0807.2372 🔍 (source) column densities N _ { H } ( 1 )
7e+22 cm-2
0808.3904 🔍 (source) column densities N _ { H }
0.89
0809.3073 🔍 (source) column densities CO _ { 2 } / H _ { 2 } O ratio
0.45 ± 0.17
0812.2856 🔍 (source) column densities \log { N _ { { C \mbox {
13.4
0902.0978 🔍 (source) column densities N _ { H }
5.0000000000000006e+23 cm-2
0902.0978 🔍 (source) column densities N _ { H }
2e+22 cm-2
0902.1772 🔍 (source) peak column densities
5.4e+22 cm-2
0902.1772 🔍 (source) peak column densities
1.1000000000000001e+24 ± 8.000000000000001e+23 cm-2
0902.1772 🔍 (source) peak column densities
4.5999999999999996e+22 cm-2
0902.3988 🔍 (source) column densities peak
3.5e+20 cm-2
0904.2219 🔍 (source) hydrogen column densities n _ { H }
7.5e+21 ± 2.5e+21 cm-2
0904.4908 🔍 (source) H i column densities
1.25e+21 ± 2.5e+20 cm-2
0905.2956 🔍 (source) column densities
24.6 cm-2
0905.2956 🔍 (source) column densities \log N _ { H }
24.7 cm-2
0907.5086 🔍 (source) column densities
1.7e+22 cm-2
0907.5086 🔍 (source) column densities
1e+22 cm-2
0909.4900 🔍 (source) column densities N _ { SiIII }
500000000000.0 cm-2
0911.0003 🔍 (source) column densities N _ { H }
4.999999999999999e+24 cm-2
Lower
0912.2655 🔍 (source) column densities
5.0000000000000006e+23 cm-2
0912.3719 🔍 (source) equivalent hydrogen column densities N _ { H }
1.1499999999999999e+22 +1.5000000000000013e+21-1.4999999999999992e+21 cm-2
1003.5102 🔍 (source) column densities
9e+22 cm-2
1003.5102 🔍 (source) column densities N _ { H _ { 2 } }
4e+22 cm-2
1005.0923 🔍 (source) ionic column densities \log [ N { { } _ { OVII } ( cm ^ { -2 } ) }
14.5 ± 0.3000000000000007
Upper
1005.2157 🔍 (source) CO column densities N _ { CO }
2e+16 cm-2
Upper
1005.3048 🔍 (source) column densities
2e+22 cm-2
Lower
1005.4969 🔍 (source) column densities H _ { 2 }
22.0 cm-2
Upper
1005.5653 🔍 (source) total column densities N ( OH ^ { + } )
250000000000000.0 cm-2
Lower
1007.0649 🔍 (source) column densities N ( C _ { 3 } )
800000000000000.0 ± 100000000000000.0 cm-2
1008.2201 🔍 (source) column densities log N ( Ca ii )
12.145 ± 0.8949999999999996
1008.3192 🔍 (source) column densities log N _ { a } ( Ne \kern 1.0 pt \sc viii 770 )
13.96 ± 0.06
1009.0716 🔍 (source) column densities N _ { H _ { 2 } }
1e+22 cm-2
1010.3252 🔍 (source) + } column densities N ( { H } _ { 3 } ^ { + } )
300000000000000.0 cm-2
1011.6587 🔍 (source) column densities N _ { MM 1 }
9e+21 cm-2
1012.0010 🔍 (source) total column densities
5e+16 cm-2
1012.0010 🔍 (source) total column densities
2.5e+17
1012.0010 🔍 (source) total column densities
3.1e+17
1012.0010 🔍 (source) total column densities
2.1e+17
1012.0010 🔍 (source) total column densities
9.3e+16 cm-2
1101.3371 🔍 (source) column densities
3400000000000000.0 cm-2
1102.3775 🔍 (source) column densities
-8000000000000.0 cm-2
1102.3775 🔍 (source) column densities
2.4
Upper
1104.0507 🔍 (source) column densities
3e+18 cm-2
1107.4808 🔍 (source) column densities N ( H _ { 2 } )
3.71e+19 ± 9.7e+18 cm-2
1109.4081 🔍 (source) HC _ { 7 } N column densities
3300000000000.0 +8000000000000.0-1500000000000.0 cm-2
1110.6042 🔍 (source) column densities
8.999999999999999e+21 +3.0000000000000005e+21-2.9999999999999995e+21
1201.2941 🔍 (source) column densities
12000000000000.0 cm-2
1204.4727 🔍 (source) column densities SFR
25.0 ± 15.0 M_\odot
1206.7027 🔍 (source) Column densities
4.5e+22 cm-2
Upper
1206.7027 🔍 (source) Column densities N _ { H _ { 2 } }
4.4000000000000005e+21 ± 3.6e+21 cm-2
1207.0881 🔍 (source) mean column densities of the Planck gas clumps range
9.5e+21 cm-2
1207.0881 🔍 (source) mean column densities of the Planck gas clumps range
2.9e+21 ± 1.9e+21 cm-2
1212.0473 🔍 (source) SiO column densities
750000000000000.0 ± 250000000000000.0 cm-2
1301.6138 🔍 (source) sight column densities logN _ { H }
20.11 cm-2
1301.6138 🔍 (source) sight column densities
20.94
1302.1070 🔍 (source) equatorial column densities of the torus \log N _ { H } ^ { T }
23.1
Lower
1302.6622 🔍 (source) H i column densities
17.0
1302.6622 🔍 (source) H i column densities \log N _ { H i }
1.9
Lower
1304.5136 🔍 (source) ammonia column densities
-2.0
1306.5485 🔍 (source) column densities
4e+16 cm-2
1307.6211 🔍 (source) HI column densities N _ { HI }
3e+20 cm-2
Lower
1307.6904 🔍 (source) column densities
2.05e+22 +1.95e+22-1.9499999999999997e+22 cm-2
1309.0419 🔍 (source) column densities
1.5e+24 ± 5e+23 cm-2
1309.6188 🔍 (source) peak hydrogen column densities
6.75e+22 ± 4.25e+22 cm-2
1309.6515 🔍 (source) column densities
5.0000000000000006e+23 ± 1.0000000000000001e+23 cm-2
1309.6768 🔍 (source) column densities \log ( N _ { HI } )
16.45
Upper
1312.1650 🔍 (source) H i column densities log _ { 10 } ( N ( H i )
20.35 ± 0.75
1312.3642 🔍 (source) column densities N ( H _ { 2 } )
3e+21 cm-2
Lower
1401.4199 🔍 (source) total column densities log N ( HD )
14.82 ± 0.15
1402.2672 🔍 (source) column densities \log { N _ { H _ { 2 } } }
19.0
Lower
1402.2779 🔍 (source) column densities
1.5e+23 ± 1.1e+23 cm-2
1405.0846 🔍 (source) column densities
77000000000000.0 ± 2000000000000.0 cm-2
1405.0846 🔍 (source) column densities
15000000000000.0 ± 3000000000000.0 cm-2
1405.0846 🔍 (source) column densities
12500000000000.0 ± 7500000000000.0 cm-2
1405.3903 🔍 (source) beam-averaged column densities
83000000000000.0 cm-2
1405.3903 🔍 (source) beam-averaged column densities
23000000000000.0 cm-2
1406.4530 🔍 (source) mean gas column densities
1.2e+25 +6.000000000000001e+24-6e+24 m cm-2
1408.6306 🔍 (source) column densities N ( C _ { 5 } S )
8000000000000.0 ± 6000000000000.0 cm-2
1409.8287 🔍 (source) column densities log N ( Mg i )
11.94 ± 0.06
1410.5448 🔍 (source) column densities
1.95e+19 ± 5.5e+18 cm-2
1410.5325 🔍 (source) column densities
300000000000000.0 ± 200000000000000.0 cm-2
1411.0932 🔍 (source) total hydrogen column densities N _ { H }
2.7000000000000004e+25 +2.7000000000000004e+25-1.2e+25
1501.01820 🔍 (source) column densities
4.15e+16 +2.25e+16-2.2500000000000004e+16 cm-2
1501.03826 🔍 (source) hydrogen column densities { N _ { H }
1.5
Lower
1504.00647 🔍 (source) column densities
5.5e+22 +3.8e+22-3.7999999999999996e+22 cm-2
1504.03693 🔍 (source) neutral-hydrogen column densities log ( N _ { HI } )
18.9 cm-2
1506.00652 🔍 (source) column densities \log ( T / K )
5.3
Lower
1506.03873 🔍 (source) Peak H i column densities range N _ { H I }
1.85e+20 +1.0499999999999998e+20-1.05e+20 cm-2
1508.04425 🔍 (source) peak column densities
4.0 ± 1.0
1509.00179 🔍 (source) column densities of these species
4000000000000000.0 ± 800000000000000.0 cm-2
Upper
1509.02614 🔍 (source) H i column densities
4.7e+20 cm-2
1509.03779 🔍 (source) column densities
14000000000000.0 cm-2
Upper
1509.03779 🔍 (source) column densities NH _ { 2 } OH
15000000000000.0 cm-2
Upper
1510.03821 🔍 (source) H i column densities \log [ N ( H i ) /cm ^ { -2 }
19.86 +1.4200000000000017-1.4199999999999982
1510.04477 🔍 (source) column densities N _ { H }
2.0000000000000002e+23 cm-2
Upper
1511.00762 🔍 (source) peak column densities of the Protostellar clump population
0.2 ± 0.02 g
1512.00987 🔍 (source) column densities
4.5999999999999996e+22 +3.9e+22-3.899999999999999e+22 cm-2
1512.08235 🔍 (source) column densities N _ { H _ { 2 } }
3e+20 cm-2
1602.02274 🔍 (source) column densities
2.9e+24 cm-2
1603.01531 🔍 (source) column densities \log N _ { H _ { 2 } } ^ { A }
17.94 ± 0.01
1605.03462 🔍 (source) column densities N _ { HI }
14.5
Upper
1606.08852 🔍 (source) column densities
1.9e+21 cm-2
1610.01165 🔍 (source) column densities N _ { HI }
5e+22 cm-2
Upper
1610.01001 🔍 (source) O VI column densities log
13.68
Lower
1610.09055 🔍 (source) peak column densities
1.1e+24 cm-1
1611.00719 🔍 (source) source-averaged column densities
2e-16 ± 3e-17 cm-2
1611.07470 🔍 (source) column densities
4.5e+17 cm-2
1702.00461 🔍 (source) column densities N _ { H }
2.75e+21 ± 1.25e+21 cm-2
1706.00011 🔍 (source) H i column densities N _ { H \mathsc { i } }
4e+20 cm-2
Upper
1706.08532 🔍 (source) Hi column densities N ( Hi )
1.6e+17
Lower
1707.03921 🔍 (source) column densities
24.0
Upper
1708.00017 🔍 (source) CO column densities
2.225e+16 ± 2.175e+16 cm-2
1709.04726 🔍 (source) column densities
7e+16 cm-2 (^ 13 CH _ 3 OH)
1709.04726 🔍 (source) column densities
2.0
1709.04726 🔍 (source) column densities
1e+17 cm-2
1709.07018 🔍 (source) column densities N _ { H }
5.1e+23 +3.1000000000000004e+23-3.3e+23 cm-2
1709.07892 🔍 (source) column densities
23.0
Lower
1709.07892 🔍 (source) column densities log N _ { H }
0.6
1710.03315 🔍 (source) neutral hydrogen column densities log N _ { H I } ( cm ^ { -2 } )
20.1 ± 0.15
1710.03315 🔍 (source) neutral hydrogen column densities log N _ { H I } ( cm ^ { -2 } )
20.1 ± 0.15
1710.03315 🔍 (source) neutral hydrogen column densities log N _ { H I } ( cm ^ { -2 } )
20.8 ± 0.15
1710.06101 🔍 (source) H column densities
2.5e+22 ± 5e+21 cm-2
1710.08563 🔍 (source) neutral hydrogen column densities N _ { H I }
1.3e+18 cm-2
1711.01534 🔍 (source) HI column densities
3e+19 ± 8e+18
1711.01534 🔍 (source) HI column densities
3.7e+19 ± 9e+18 cm-2
1711.06275 🔍 (source) column densities N ( Hi )
1.6e+17
Lower
1801.04302 🔍 (source) total column densities \log { N _ { H } ( cm ^ { -2 } ) }
23.0
Lower
1802.05378 🔍 (source) H _ { 2 } column densities N _ { H _ { 2 } }
1.4299999999999999e+22 +1.07e+22-1.0699999999999999e+22 cm-2
1802.06378 🔍 (source) H i column densities \log ( N _ { H I } )
19.3 ± 0.6999999999999993 cm-2
1802.09401 🔍 (source) beam-averaged column densities
7000000000000.0 cm-2
1803.01513 🔍 (source) column densities
3e+23 cm-2
1804.01090 🔍 (source) column densities
4.5500000000000006e+17 +3.75e+17-3.7500000000000006e+17 cm-2
1804.05652 🔍 (source) total absorbing column densities N _ { H }
5e+22 cm-2
Lower
1804.06482 🔍 (source) CH _ { 3 } OH column densities N ( CH _ { 3 } OH )
1.6e+19 +3.999999999999999e+18-4.0000000000000015e+18 cm-2
1806.01274 🔍 (source) ratio of C ii /C iii column densities T _ { max }
30500.0 K
Upper
1806.10328 🔍 (source) beam-averaged column densities
1600000000000.0 cm-2
1809.02481 🔍 (source) column densities
3.75e+21 ± 2.25e+21 cm-2
1809.04617 🔍 (source) column densities
500000000000000.0 ± 400000000000000.0 cm-2
1810.03686 🔍 (source) total column densities \log N _ { H } ( cm ^ { -2 } )
22.7
Lower
1812.03700 🔍 (source) column densities
122.0 ± 34.0 K
1812.03700 🔍 (source) column densities
6000000000000000.0 ± 3000000000000000.0 cm-2
1812.03700 🔍 (source) column densities
103.0 ± 13.0 K
1812.03700 🔍 (source) column densities
9000000000000000.0 ± 3000000000000000.0 cm-2
1901.07108 🔍 (source) obscuring column densities N _ { H , X }
7e+22 cm-2
1902.01863 🔍 (source) line-of-sight column densities N _ { CO }
2e+17 +3e+17-1e+17
1902.10180 🔍 (source) Planck column densities N _ { n H _ { 2 } }
5e+21 cm-2
Lower
1903.09645 🔍 (source) \ion HI column densities log N \mathrm { ( \ion { H } { I } ) } / \mbox { $ { cm ^ { -2 } }
17.0 ± 1.0
1903.11606 🔍 (source) equatorial hydrogen column densities N _ { H } ^ { Equ }
9.800000000000001e+22 ± 4.5e+22 cm-2
1904.04263 🔍 (source) column densities N _ { H }
24.0
Upper
1905.08201 🔍 (source) total column densities \log N _ { H } ( cm ^ { -2 } )
23.4
Lower
1906.08848 🔍 (source) column densities
9.1e+16 ± 3.6e+16 cm-2
1908.09983 🔍 (source) column densities
166000000000000.0 ± 18000000000000.0 cm-2
1909.09169 🔍 (source) column densities N _ { OVI }
300000000000000.0 cm-2
1910.00602 🔍 (source) gas column densities N _ { H }
4.5e+22 ± 3.5e+22 cm-2
1911.07851 🔍 (source) column densities \log N ( H i )
22.0 ± 0.3999999999999986
2005.11959 🔍 (source) column densities N ( H _ { 2 } )
2.0000000000000002e+23 cm-2