UHMReactionDynamics
@UHMRxnDynamics
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Reaction Dynamics Group at the University of Hawaii at Manoa; W.M. Keck Laboratory in Astrochemistry
Honolulu, HI
Joined July 2019
Molecular Mass Growth Processes to Polycyclic Aromatic Hydrocarbons through Radical–Radical Reactions Exploiting Photoionization Reflectron Time-of-Flight Mass Spectrometry | Accounts of Chemical Research .@ACSPublications.
pubs.acs.org
ConspectusPolycyclic aromatic hydrocarbons (PAHs) represent critical building blocks in molecular mass growth processes to carbonaceous nanoparticles, referred to as interstellar and circumstellar...
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Galactic Cosmic Ray Triggered Synthesis of the Superalcohol Methanetetrol C(OH)4
communities.springernature.com
The very first preparation of methanetetrol in water (H2O) – carbon dioxide (CO2) ices at 5 K proceeds upon exposure to proxies of galactic cosmic rays via carbonic acid (H2CO3) intermediates.
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Missing Interstellar Sulfur in Inventories of Polysulfanes and Molecular Octasulfur Crowns
communities.springernature.com
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Low temperature C─H and C─C activation harnessing the catalytic potential of a mixed metal nanopowder
communities.springernature.com
Energy-efficient catalytic decomposition of a saturated hydrocarbon by earth-abundant titanium-aluminum-boron catalyst is revealed with a potential to substitute the expensive platinum-group metal...
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RT @PatHemberger: 🚀✨ From the lab to the stars: Using PEPICO spectroscopy, we followed CH₃• reacting with the fluorenyl radical to form PAH….
science.org
Ring expansion mechanisms via radical-radical reactions enhance understanding of carbon evolution in extreme environments.
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Scientists recreate deep space chemistry linked to first metabolic systems on Earth
hawaii.edu
The findings support the idea that early Earth may have inherited a “starter kit” of life’s building blocks from space.
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Low-temperature gas-phase formation of cyclopentadiene and its role in the formation of aromatics in the interstellar medium | PNAS
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Pacifichem Symposium Announcement:.Astrochemistry and Astrobiology beyond the Second Period.Honolulu, HI, USA.15-20 December 2025. This symposium features 20 invited, and 20 contributed, and poster talks.
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Ionizing radiation exposure on Arrokoth shapes a sugar world | PNAS
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New "sugar world" discovered in Kuiper Belt
newsweek.com
The study provides new insights into the chemical processes that took place in the early solar system and possibly on early Earth.
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Interstellar conditions could provide an alternative source of sulfur to early life.
nature.com
Nature Communications - Alkylsulfonic acids represent an alternative source of sulfur for the origins of life. Here the authors demonstrate, via laboratory simulation experiments, the formation of...
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Interstellar cloud conditions yield ‘impossible molecule’:
chemistryworld.com
Discovery of rule-breaking compound hypothesised to exist for decades 'pushes the boundaries of our understandings of chemistry'
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Methanetriol─Formation of an Impossible Molecule | Journal of the American Chemical Society
pubs.acs.org
Orthocarboxylic acids─organic molecules carrying three hydroxyl groups at the same carbon atom─have been distinguished as vital reactive intermediates by the atmospheric science and physical (organ...
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How a sugar acid crucial for life could have formed in interstellar clouds
sciencenews.org
Computer calculations and lab experiments have revealed a possible mechanism for the creation of glyceric acid, which has been seen in meteorites.
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Unraveling the origins of life: Scientists discover ‘cool’ sugar acid formation in space
hawaii.edu
Glyceric acid is the simplest sugar acid that helps with a process called glycolysis, which is like the engine that helps break down the food we eat into energy.
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Interstellar Ices: A Factory of the Origin-of-Life Molecules | ACS Central Science
pubs.acs.org
Interstellar-ice chemistry paves the way for disclosing the mystery of the origin of life: amino acids and other prebiotic molecules are formed in space.
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Thermal Synthesis of Carbamic Acid and Its Dimer in Interstellar Ices: A Reservoir of Interstellar Amino Acids #MyACSCover
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