Spectrum

NIR spectrum of CH3OH:H2O (1:1) ice at 60K irradiated to 112 eV/16u

Title
NIR spectrum of CH3OH:H2O (1:1) ice at 60K irradiated to 112 eV/16u
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Data
Unit:  Range: Valid spectral range(s): 2000.0 - 12000.0 cm-1
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DOI
10.26302/SSHADE/EXPERIMENT_ZED_20250228_01
Data reference
Henault, Elsa (2021): NIR spectra of CH3OH:H2O mixtures at 35 and 60 K irradiated with H+ 30 keV. SSHADE/DAYSY (OSUG Data Center). Dataset/Spectral Data. https://doi.org/10.26302/SSHADE/EXPERIMENT_ZED_20250228_01
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Database
Experimentalists
Spectrum type
Experiment type
laboratory measurement
Type
absorbance
Intensity unit
no unit
Instrument #1
Instrument
Bruker Tensor - transmission Near-IR
Standard medium
vacuum
Observation mode
spectrum
Spectral range type(s)
NIR
Valid spectral range(s)
Min - Max (cm−1) Sampling (cm−1) Resolution (cm−1) Position accuracy (cm−1) Absorption edge
#1 2000.0 - 12000.0 1.0 0.5
Observation geometry
direct
Observation mode
fixed angles
Incidence angle
10.0°
Emergence angle
170.0°
Azimuth angle
180.0°
Phase angle
180.0°
Observation mode
single spot
Name
CH3OH:H2O (1:1) ice, ~ 4.5 µm thick deposited at 60K, irradiated with H+ to 112 eV/16u
Comments
CH3OH:H2O (4:1) ice
Experiment
NIR spectra of CH3OH:H2O mixtures at 35 and 60 K irradiated with H+ 30 keV
Date begin
2022-01-11
Release date
2025-03-18 10:30:01 UTC+0000
Version (Date)
#1 (2025-03-18 10:30:01 UTC+0000, Updated: 2025-03-18 10:30:01 UTC+0000)
History
Date Mode Version Status Comments
2025-02-28 14:21:05 UTC+0000 first import #1 valid version
Analysis
Reference spectra were collected on the MgF2 substrat. Spectra are not corrected for interference fringes. Spectra are corrected for athmospheric contribution (CO2 and H2O).
Quality flag
4
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