Results 101 to 110 of about 14,343 (306)

Raman Spectroscopy of Salt Deposits from the Simulated Subsurface Ocean of Enceladus

open access: yesThe Planetary Science Journal
Enceladus may host a subsurface ocean with biologically relevant chemistry. Plumes released from this ocean preserve information on its chemical state, and previous analyses suggest weakly to strongly alkaline pH.
Jun Takeshita   +5 more
doaj   +1 more source

Spectroscopic studies of water and water/regolith mixtures on planetary surfaces at low temperatures [PDF]

open access: yes, 1980
Thesis (Ph.D.)--Massachusetts Institute of Technology, Dept. of Earth and Planetary Sciences, 1980.Microfiche copy available in Archives and Science.Includes bibliographies.by Roger Nelson Clark.Ph ...
Clark, Roger N. (Roger Nelson)
core  

Solid Particle‐Liquid Metal Mixtures for Robust High‐Current Interconnects in Stretchable Electronics and Soft Robotics

open access: yesAdvanced Materials Technologies, EarlyView.
Metallic microparticles dispersed in liquid metal interconnects mitigate electromigration‐induced failure by reconfiguring internal current density distributions. These fillers facilitate the growth of a robust, protective gallium oxide shell at elevated temperatures, shifting the failure threshold toward a thermal limit.
Ethan J. Krings   +6 more
wiley   +1 more source

Geologic History of the Amundsen Crater Region Near the Lunar South Pole: Basis for Future Exploration

open access: yesThe Planetary Science Journal
We provide the first detailed 1:100,000 scale geomorphologic map of the ∼100 km Amundsen crater region, which is of high scientific relevance for future exploration, e.g., NASA’s VIPER mission, the Artemis program, and the Chinese International Lunar ...
Lukas Wueller   +4 more
doaj   +1 more source

Quantitative Studies in Planetary Volcanism

open access: yes, 2001
Scientific research was conducted on volcanic processes on Mars, Venus, Io, the moon, and the Earth. The achievements led to scientific advances in the understanding of volcanic plumes, lava flow emplacements, coronae, and regoliths on the solid surfaces.
Baloga, Stephen M.
core  

Luminescence and Photochromism in Lanthanide‐Doped Hackmanites

open access: yesAdvanced Optical Materials, EarlyView.
Lanthanide‐doped lithium hackmanite derivatives are prepared utilizing a doped LiAlSiO4 precursor to modify luminescent and photochromic properties. Upon UV excitation, europium doping results in green Eu2+ persistent luminescence from shallow traps. Contrarily, samarium doping induces unusual near‐infrared photochromism.
Joshua Baggott   +7 more
wiley   +1 more source

Radiative transfer in planetary atmospheres

open access: yes, 1991
A wide range of topics are covered including the following: (1) the observational study of cometary comae via millimeter and radio spectroscopy; (2) observational and theoretical studies of planetary atmospheres at millimeter wavelengths; and (3 ...
Schloerb, F. Peter
core  

Micromachined Double‐Membrane Mechanically Tunable Metamaterial for Thermal Infrared Filtering

open access: yesAdvanced Photonics Research, Volume 6, Issue 5, May 2025.
Herein, a mechanically tunable double‐layer plasmonic metamaterial leveraging the extraordinary optical transmission effect observed in subwavelength arrays of openings within thin metal layers is presented. The concept is experimentally validated by integrating the proposed metamaterial structure into an electrostatic parallel‐plate actuator to create
Oleg Bannik   +7 more
wiley   +1 more source

The life marker chip : potential use of aptamers against small molecules and consideration of instrument planetary protection [PDF]

open access: yes, 2013
The Life Marker Chip (LMC) instrument was developed with the aim to detect evidence of life on Mars. The detection was based on an inhibition immunoassay. In this work aptamers were evaluated as potential alternative to antibodies for the LMC.
Rato, Carla Cristina Pereira Salgueiro Catarino
core  

Innovative Remote Spectroscopic Techniques For Planetary Exploration [PDF]

open access: yes, 2020
This dissertation describes research involving three basic aspects of planetary missions using spectroscopic techniques for planetary exploration, namely instrumentation development, scientific qualification of instrumentation, and prioritization of data
Sandford, Macey
core  

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