دانلود کتاب European Conference on Laboratory Astrophysics ECLA2020: The Interplay of Dust, Ice, and Gas in Space

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Organization
Preface
Contents
Star Formation and Molecular Complexity
Interstellar Complex Organic Molecules in Solar-Type Star-Forming Regions: From Observations to Laboratory, Theoretical Computations and Models
1 Introduction
2 Theories of iCOM Formation
2.1 Gas+grain Chemistry
2.2 Only Grain Chemistry
3 iCOMs in Prestellar Cores
3.1 Observations of iCOMs in PSCs
3.2 Formation of iCOMs in PSCs
4 iCOMs in Hot Corinos
4.1 Observations of iCOMs in Hot Corinos
4.2 Formation of iCOMs in Hot Corinos
5 Conclusions and Perspectives
References
Gas Phase Chemistry Leading to Interstellar Complex Organic Molecules: There is Still Much to Learn
1 Introduction
1.1 What is the Status of Our Knowledge of Gas-Phase Reactions in the Interstellar Medium?
2 Collision-Free Experiments, the Nature of Reaction Products and their Branching Ratios
3 Beyond Laboratory Experiments: The Contribution of Theoretical Calculations
4 The Deuteration of Second-Generation iCOMs from Gas-Phase Reactions: The Case of Partially Deuterated Formamide
5 Conclusions
References
Formation of Complex Molecules in the Translucent Phase via ``non-energetic\'\' Processing on C2H2 Ice
1 Introduction
2 Experimental
3 Results and Discussion
4 Conclusions
References
The Nanocosmos Receivers for Laboratory Astrophysics and Radioastronomical Observations: GACELA and QUIJOTE
1 Chemical Complexity and Nanocosmos
2 The GACELA Gas Cell
2.1 The Radio Receivers
2.2 GACELA Observation of N-Ethyl Formamide
3 The QUIJOTE Line Survey of TMC-1
References
Exploring the Chemistry Induced by Energetic Processing of the H2-Bearing, CO-Rich Ice Layer
1 Introduction
2 Methods
3 Results and Discussion
4 Conclusions
References
A Computational Approach to Radical-Radical Reactivity on Amorphous Ice
1 Introduction
2 Methodology
3 Approximate Efficiencies
References
Condensation of Atomic Carbon: Routes Towards Organics
References
Dust From Evolved Stars to the ISM
Dust in the Diffuse ISM
1 Introduction
2 Reddening
3 Observational Constraints of ISM Dust
4 Silicate Grains
5 ISM Dust Model
References
Gas and Dust in the Circumstellar Envelopes of Stars on (and Beyond) the AGB
1 Introduction
2 AGB Stars and Their CSEs
3 Circumstellar Gas and Dust Compositions
4 Circumstellar Gas Chemistry
4.1 Parent Species, Photodissociation, and Daughter Species
4.2 Complications: Shocks, Clumps, Large-Scale Asymmetries, Dust-Grain Chemistry, and Companions
5 Circumstellar Dust Chemistry
6 Room for Improvements
References
The Corundum Conundrum
1 Introduction
2 Alumina Dust in Circumstellar Envelopes
2.1 Molecular Precursors
2.2 Al-O Clusters
2.3 Thermochemistry
References
Late-Type Stars Seen at High Spectral Resolution at Mid-Infrared Wavelengths
1 Introduction
2 Experiments and Data Provision
3 Observations and Data Reduction
4 Results and Conclusion
References
The Stardust Machine Project
1 Introduction
2 Physical Conditions in the Dust Nucleation Zone of the CSE
3 The Stardust Machine Project
3.1 The SGAS Module (MICS)
3.2 The Physical Modules
3.3 The Analysis Modules
4 Application Examples
4.1 Carbon and Hydrogen
4.2 Carbon and Acetylene
4.3 Silicon and Hydrogen
4.4 Carbon, Silicon and Hydrogen
References
Generation of Interstellar Carbonaceous Dust Analogs in C2H2 Plasmas: Gas-Phase Reactions and Particle Properties
1 Introduction
1.1 Experimental Setup
2 Kinetic Model
3 Results
4 Conclusions
References
PAHs, Carbon Clusters and Fullerenes in Cosmic Dust Analogues and Meteorites
1 Introduction
2 Experimental Techniques
2.1 AROMA
2.2 From Detected m/z to Family Analysis
3 Results
3.1 Cosmic Dust
3.2 Meteorites
4 Conclusion
References
Chemical and Physical Processes in the ISM
Physics and Chemistry of PhotoDissociation Regions
1 Introduction
2 Photodissociation Regions
3 H2 Formation
3.1 Diffuse Clouds
3.2 H2 Formation in PDRs: Dust
3.3 H2 Formation in PDRs: PAHs
3.4 Summary
4 Photo-electric Heating
5 The IR Emission Spectrum of PAHs
5.1 IR Absorption Spectra of PAHs
5.2 IR Emission Models
5.3 Summary
6 The Chemistry of PAHs
7 GrandPAH
8 Future Directions
References
H2 Formation on Interstellar Dust Grains: The Viewpoints of Theory, Experiments, Models and Observations
1 Observing H2 in the Universe
2 Processes for H2 Formation on Dust Grains
3 Processes for H2 formation involving PAHs
4 H2 Formation in Space
4.1 Diffuse Clouds
4.2 Photo-dissociation Regions
5 Conclusions
References
Structural, Dynamical and Spectroscopic Properties of Atomic Carbon Clusters and Clusters of Polycyclic Aromatic Hydrocarbons
1 Introduction
2 Atomic Carbon Clusters: Structural Diversity and Spectroscopy
3 Molecular PAH Clusters: Dynamics and Spectroscopy
4 Conclusion
References
Hydrogen Reactions and IR Spectroscopy of Molecules of Astrophysical Interest in Para-Hydrogen Matrices
1 Introduction
2 Methods
2.1 Experimental Details
2.2 Quantum-Chemical Computations
3 Results and Discussion
References
Searching for Stable Fullerenes in Space with Computational Chemistry
1 Introduction
2 Methodology
3 Results and Conclusions
References
DESIREE: A Laboratory Astrophysics Experiment with Cryogenically Cooled Electrostatic Ion Beam Storage Rings
1 Introduction
2 The Tool: DESIREE
3 Long-Time Storage and Relaxation of Internal Degrees of Freedom
4 Merged-Beams Experiments
5 Concluding Remarks
References
Almost Clean Formation of Indene in the Allyl + o-Benzyne Reaction
1 Introduction
2 Methodology
3 Results
4 Conclusion
References
Ultrafast XUV Sources to Study Polycyclic Aromatic Hydrocarbons and Diamondoids
1 Introduction
2 Experimental Set-Up
3 Ultrafast Processes Following XUV Ionization
3.1 Non-adiabatic Electron-Vibration Dynamics Following XUV Photoionization
3.2 Vibrational Dynamics Following XUV Photoionization
3.3 Coherent Dynamics Following XUV Photoionization
4 Discussion and Conclusion
References
Gas Phase IR Spectra of Hydrogen Functionalised Pentacene
1 Introduction
2 Methods
3 Results
4 Conclusion
References
High-Energy Processing of Ices in Space
1 Introduction
2 COMs Formation in Irradiated Ices
3 Organic Residues
3.1 Organic Residues Formation
3.2 Exposure on the International Space Station
References
Soft X-ray Irradiation of Ice Analogues: A Realistic Ice Mantle
1 Introduction
2 Irradiation of a Double Layer Ice
References
Photodesorption of Water Ices: Highlights from Recent Synchrotron Radiation Studies
1 Introduction
2 VUV Photodesorption (DESIRS Beamline)
2.1 Isotopic Effect
2.2 Indirect Photodesorption
3 X-ray Photodesorption (SEXTANTS Beamline)
4 Conclusion
References
Studying the Interaction Between VUV Photons and PAHs in Relevant Astrophysical Conditions
1 Introduction
2 VUV Photo-Stability of Aliphatic PAHs
3 Towards a Study of Gas-Nanograin-Photon Interactions
4 Conclusion and Outlook
References
From Protoplanetary Disks to the Early Solar System and Planets
The Interplay of Gas, Dust and Ice in Protoplanetary Disks
1 Introduction
2 Evidence of Protoplanets
3 Planet Formation, How and When Does it Happen
4 The Role of the Snowline
References
Simulating Protoplanetary Disk Ices
1 Motivation
2 Results
References
Insight into the Origin of Cometary Ices from Rosetta/ROSINA Mass Spectrometer Data
1 The Rosetta Mission
1.1 Comet 67P/Churyumov-Gerasimenko
1.2 The ROSINA Ion and Neutral Gas Mass Spectrometer Suite
2 ROSINA Measurements Pertaining to the Origin of the Material in Comet 67P
2.1 Molecular Oxygen
2.2 Highly Volatile Species
2.3 Chemical Complexity and Comparison to ISM
2.4 D/H in Cometary Water
2.5 Isotope Variations
2.6 Transport of Cometary Material to the Early Earth
3 Summary and Conclusions
References
Identification of Ammonium Salts on Comet 67P/C-G Surface from Infrared VIRTIS/Rosetta Data Based on Laboratory Experiments. Implications and Perspectives
1 Introduction
2 Laboratory Measurements
3 Results
4 Conclusions and Perspectives
4.1 Independent Identifications of NH4+ Salts by Rosetta Instruments
4.2 A New Cometary Reservoir of Nitrogen
4.3 NH4+ on Other Comets, Asteroids, and in Proto-Stellar Environments?
4.4 Ammonium Salts Formation and Origins
4.5 Potential Influences of NH4+ Salts on Planetary Formation Processes
References
The Effect of H2O and Electron Collisions on Rotational Populations of Cometary CO
1 Introduction
2 CO Spectroscopic and Collisional Data
2.1 CO Spectroscopy
2.2 CO Excitation by H2O
2.3 CO Excitation by Electrons
3 Non-LTE Model of CO in Comets
4 Conclusions
References
Laboratory Studies and Field Analogue Research in Support of Mars Exploration
1 Introduction
2 Mars Analogue Environment on Earth
2.1 The Atacama Desert
2.2 MASE—Mars Analogues for Space Exploration
3 Experiments in Low Earth Orbit (LEO)
4 Future Outlook
References
Anion Creation in Ion—Molecule Collisions in the Solar Wind Energy Region
1 Introduction
2 Anions from Binary Collisions
3 Anions from Soft Collisions
4 Anion to Cation Ratio
5 Astrophysical Implication
References
Formation and Alteration of Complex Organics Induced by Energetic Processing
1 Introduction
1.1 Methods
1.2 Results and Discussion
1.3 Conclusions
References
The Distribution of Ices and Chromophores Across Saturn\'s Satellites and Ring System
1 Saturn\'s Icy Satellites and Rings
2 Organic Matter Detection Through Saturn\'s System
3 Future Prospects in Post-Cassini Era
References
Dark Primitive Asteroids: Results From Hayabusa2 and OSIRIS-REx Missions
1 Primitive Asteroid and Their Role in the Origin of Life
2 Hayabusa2 and Ryugu
2.1 Preliminary Results From Samples Returned
3 OSIRIS-REx and Bennu
References
Ceres as Seen by VIR/Dawn: Spectral Modeling and Laboratory Measurements Suggest Altered and Pristine Silicates Within Carbon Chemistry
1 Ceres’ Surface Composition
2 VIR Calibration Refinement
3 Spectral Modeling
4 Discussion and Conclusion
References
Origin of Methane and Biomolecules from a CO2 Cycle on Terrestrial Planets
1 Introduction
2 Results
2.1 Photocatalytic Reduction of CO2 to CH4
2.2 The Effect on Atmospheric Chemistry of Mars and Earth
2.3 Plasma-Induced Synthesis of Nucleic Acid Bases and Amino Acids
3 Conclusion
References