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Development
of collaborative multidisciplinary computing techniques in astrobiology.
Skills needed: Programming skills (Java/C++/other) with an interest
in collaborative computing and/or artificial intelligence. Collaborating
with: all co-Is Equipment avail: Extensive computer network system;
access to Maui High performance computing facility. |
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Experimental
and field investigation of indigenous microbiota and energetics of
potential metabolic pathways in ocean crust and mantle rocks as analogs
for early Earth habitats.
* Identification, isolation and functionality
of extremophiles at seafloor eruptive events
* Cruises to the Mariana forearc to investigate microbial communities
in ultramafic subduction hot springs
* Microbial colonization of lava-seawater generated plumes as analogs
for early Earth habitats
* Serpentinizing seafloor as methane source and habitat for life
on early Earth
Skills needed: Familiarity with basic analyses
of seawater based fluids, microbial molecular genetic techniques,
and thermodynamic modeling of fluid-rock solution systems. Collaborating
with: Mottl, Gaidos Equipment avail: Access to the Ridge2000 - event
detection and response system, the Hawaii undersea research laboratory
which includes 2 deep diving submersibles, and an ROV.
Please visit my current project website - Exploring the Deep Subseafloor |
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Development of integrative visualizations of astrobiology research.
Skills needed: XML, metadata, open source concept/topic map and other
visualization software, interest in collaborative computing and Web 2.0.
Collaborating with: all co-Is. Equipment avail: Extensive computer
network system; access to Maui High Performance Computing Center. |
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Ion Microprobe, cosmochemistry |
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Studies
of small solar system primitive bodies (including both IR spectra,
and isotopic studies).
* Optical/IR observation of distant icy bodies
* Submillimeter spectroscopic observations, comet isotopic studies
* Discovery and characterization (chemical composition) of near
Earth objects. Skills needed: Astronomical observing experience,
in particular infrared spectroscopy in search of spectral signatures
in icy bodies. Collaborating with: Owen, Meech, Kaiser, Bar-Nun
Equipment avail: Competitive access to Mauna Kea and Haleakala observatories. |
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Formation and measurement of astrobiologically
important molecules such as sugars, aminoacids, carboxylic acids,
carbon homologoues, hopanes, steranes, and head to head isoprenoids,
as well as interpretation of the redox environment as it pertains
to life in water-rich extraterrestrial ice analog samples.
* Combined experimental and observational investigation how sugars
and aminoacids together with their precursors are synthesized via
interaction of charge-particle and UV-radiation in extraterrestrial,
water-rich samples.
Skills
needed: reaction dynamics, photochemistry, charged and neutral particle
sources and ultra-high vacuum technology Collaborating with: Ehrenfreund,
Bar-Nun, Owen, Meech Equipment avail: Ultra high vacuum surface
scattering machine |
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Isotopic
studies of water in chondritic, cometary and interstellar materials
to constrain origin of water in inner solar system
* Mineralogy,
petrology and isotope (D/H) chemistry of aqueously-altered carbonaceous
chondrites
* secondary mineralization resulting from aqueous processes
* Experimental study of D-enrichment in extraterrestrial water ice
analog using charged particles and tunable UV-radiation Skills needed:
Experience with scanning and transmission electron microscopy, electron
and ion microprobes; experience in geo/cosmochemistry or physicochemistry.
Collaborating with: Krot, Scott, Owen Equipment avail: electron
microprobe, X-ray spectrometer, extensive esperimental petrology
labs and equipment, ion microprobe. |
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Meteoritics,
chondrites, Collaborating with: Keil, Scott. |
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Understanding
volatile abundances of comets, evolution of volatile and organic materials.
* Optical/IR observation of distant icy bodies
* Spectral modelling, and thermal modelling of Icy bodies Skills needed: Astronomical observing (spectroscopy,
imaging, IR), astronomical image processing, databases, thermal
modelling, outreach. Space mission experience. Collaborating with:
Jewitt, Kaiser, Owen, Bar-Nun, Prialnik, Kadooka, Taylor Equipment
avail: Competitive access to Mauna Kea and Haleakala observatories.
Involvement in Deep Impact comet mission. |
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Experimental
and field investigation of indigenous microbiota and energetics of
potential metabolic pathways in ocean crust and mantle rocks as analogs
for early Earth habitats.
* Identification, isolation and functionality
of extremophiles at seafloor eruptive events
* Cruises to the Mariana forearc to investigate microbial communities
in ultramafic subduction hot springs
* Microbial colonization of lava-seawater generated plumes as analogs
for early Earth habitats
* Serpentinizing seafloor as methane source and habitat for life
on early Earth Skills needed: Familiarity with basic analyses
of seawater based fluids, microbial molecular genetic techniques,
and thermodynamic modeling of fluid-rock solution systems. Collaborating
with: Cowen, Hammer, Gaidos Equipment avail: Access to the Ridge2000
- event detection and response system, the Hawaii undersea research
laboratory which includes 2 deep diving submersibles, and an ROV. |
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Understanding
the origin and delivery of terrestrial planetary water
* Measurement of D/H ratios in comets and planetary
atmospheres
* Planetary nobel gas abundance measurements
* Isotope equilibria and fractionation in the solar nebula - modelling Skills needed: Modeling of upper atmospheric chemistry
and physics; astronomical observing; solar nebula modeling. Collaborating
with: Jewitt, Keil, Krot, Scott, Meech, Taylor Equipment avail:
Competitive access to Mauna Kea and Haleakala observatories. Involvement
in Cassini Saturn Mission and Rosetta comet mission. |
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Quantify
the presence of water in interstellar clouds and define the types
of environments in which water will exist. This will be accomplished
via
* IR observations of water ice absorption in background
stars
* Sub-mm observations of water-chemistry in protoplanetary disks
* Hot water emission (spectroscopy) of disks
* VLA interferometric observations of water masers in disks Skills needed: sub-mm observational expertise,
IR observing, interferometry; research ability in star formation
or circumstellar disks Collaborating with: J. Williams, C. Ceccarelli
Equipment avail: Competitive access to Mauna Kea and Haleakala observatories. |
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Meteoritics, Petrology, cosmochemistry |
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Aqueous
alteration on Mars
* Development of predictive models for transport
and state of water on Mars
* Observation of products of hydrothermal alteration on Mars
* Models and observation of weathering and sedimentation processes Skills needed: Astronomical observing; Analysis
of remote sensing of terrestrial surface and atmosphere. Outreach.
Collaborating with: Gaidos, Owen, Anderson, Meech Equipment avail:
Competitive access to Mauna Kea and Haleakala observatories. Involvment
in Mars missions. |
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