Formation rates of complex organics in UV irradiated CH3OH-rich ices - I. Experiments

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Volume 504 / No 3 (September IV 2009)

A&A, 504 3 (2009) 891-913

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Table C.2:

Photoproduct crosssection coefficents for ice mixture experiments 7-11, 13, 14 as listed in Table 1.
		7	8	9	10	11	13	14
CH₄	A₁	8.7[0.9]	7.0[1.6]	3.7[0.6]	-	-	10.7[0.8]	5.6[0.8]
	A₂	0.79[0.14]	0.54[0.19]	0.89[0.25]	-	-	1.27[0.22]	1.34[0.47]
	A₃	0.0	0.0	0.0	-	-	0.0	0.0
CO	A₁	-	-	-	<99	2.9[2.4]	<99	1.2[0.3]
	A₂	-	-	-	0.02[0.01]	0.29[0.31]	0.03[0.01]	1.6[1.2]
	A₃	-	-	-	0.11[0.05]	0.0	0.0	0.0
HCO	A₁	0.98[0.02]	0.67[0.02]	-	0.34[0.04]	0.12[0.03]	-	-
	A₂	18.2[3.7]	17.2[4.9]	-	2.9[1.2]	6.2[7.8]	-	-
	A₃	0.0	0.0	-	0.03[0.06]	0.01[0.10]	-	-
H₂CO	A₁	15.2[0.6]	12.8[0.7]	9.5[0.4]	7.1[0.7]	6.0[0.8]	5.4[0.9]	-
	A₂	3.3[0.5]	2.4[0.5]	6.4[1.5]	3.7[1.6]	2.1[0.9]	7.3[7.8]	-
	A₃	0.03[0.02]	0.02[0.03]	0.01[0.02]	0.0	0.0	0.0	-
CH₂OH	A₁	2.08[0.08]	1.37[0.08]	0.81[0.10]	1.46[0.07]	0.91[0.06]	-	0.82[0.13]
	A₂	4.4[0.7]	5.1[1.3]	1.8[0.6]	10.8[4.4]	17[12]	-	12[15]
	A₃	0.0	0.0	0.0	0.0	0.0	-	0.0
C₂H₆	A₁	-	-	-	13.8[7.4]	-	-	-
	A₂	-	-	-	1.2[1.5]	-	-	-
	A₃	-	-	-	0.0	-	-	-
CO₂	A₁	<99	<99	8[23]	<99	<99	<99	<99
	A₂	0.01[0.02]	0.01[0.05]	0.05[0.17]	0.01[0.06]	0.01[0.08]	0.01[0.11]	0.01[0.13]
	A₃	0.10[0.03]	0.10[0.04]	0.07[0.07]	0.13[0.10]	0.0	0.26[0.07]	0.16[0.09]
CH₃CHO	A₁	<99	<99	<99	<99	0.90[0.93]	<99]	0.33[0.05]
	A₂	0.01[0.16]	0.03[0.30]	0.01[0.37]	0.01[0.05]	0.31[0.43]	0.04[0.59]	6.4[5.0]
	A₃	0.36[0.14]	0.0	0.0	0.32[0.09]	0.11[0.13]	0.0	0.0
CH₃OCH₃	A₁	1.2[0.3]	1.5[0.3]	1.6[0.2]	2.8[0.3]	2.3[0.2]	2.1[0.6]	0.8[0.3]
	A₂	1.4[0.9]	1.4[0.8]	1.5[0.5]	1.8[0.6]	3.1[0.8]	1.4[1.0]	6[12]
	A₃	0.09[0.12]	0.03[0.11]	0.0	0.0	0.0	0.06[0.14]	0.01[0.13]
CH₃CH₂OH	A₁	10.0[0.4]	7.3[0.7]	5.2[0.6]	14.9[0.9]	10.0[0.9]	5.7[0.8]	8.1[6.2]
	A₂	8.4[2.3]	2.6[0.8]	2.0[0.7]	1.9[0.3]	1.8[0.5]	12[14]	0.8[1.1]
	A₃	0.0	0.0	0.0	0.0	0.0	0.01[0.04]	0.10[0.23]
(CH₂OH)₂	A₁	5.4[0.8]	5.5[3.3]	12.4[0.8]	-	11.4[0.9]	6.4[1.7]	14.6[2.8]
	A₂	5.6[4.1]	0.9[1.3]	2.7[0.6]	-	3.8[1.2]	3.7[3.7]	1.9[1.1]
	A₃	0.02[0.06]	0.01[0.28]	0.0	-	0.0	0.0	0.02[0.12]
X-CHO/	A₁	12.1[0.7]	9.7[0.8]	17.2[7.3]	<99	11.3[8.3]	11.6[4.7]	8.3[3.1]
X-COOH	A₂	0.75[0.07]	0.64[0.09]	0.21[0.11]	0.02[0.01]	0.20[0.17]	0.41[0.25]	0.47[0.26]
	A₃	0.0	0.0	0.05[0.04]	0.16[0.07]	0.0	0.0	0.0

Source LaTeX | All tables | In the text

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