Results 71 to 80 of about 11,834 (293)

Lunar and Planetary Science 38 [PDF]

open access: yes, 2007
This conference included special sessions on: Mars Reconnaissance Orbiter: New Ways of Studying the Red Planet; SMART-1; and Volcanism and Tectonism on Saturnian Satellites.

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Freeform Manufacturing of Plant‐Based Structural Colors for Scalable Photonic and Mechanochromic Devices

open access: yesAdvanced Materials, EarlyView.
A green, freeform manufacturing approach that utilizes robust aqueous two‐phase systems to create intricate and scalable photonic structures and non‐planar mechanochromic hydrogel actuators from plant‐based hydroxypropyl cellulose. This approach broadens the structural possibilities of sustainable photonic devices and mechanochromic systems, offering ...
Xiao Song   +14 more
wiley   +1 more source

A high-quality global elevation control point dataset from ICESat-2 altimeter data

open access: yesInternational Journal of Digital Earth
The ICESat-2 satellite equipped with a new photon-counting laser altimeter has received much attention as a source of accurate elevation observations.
Binbin Li   +11 more
doaj   +1 more source

Neural Implicit Monocular Visual SLAM for 3D Reconstruction in Planetary Environments [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences
The application of SLAM technology in planetary environments has become a research frontier for autonomous rovers. Existing visual SLAM methods often exhibit low accuracy in pose estimation and reconstruction due to poor feature extraction and mismatched
C. Liu   +9 more
doaj   +1 more source

Transparent Perovskite Light‐Emitting Diodes with Conductive Oxide Top Electrodes

open access: yesAdvanced Materials, EarlyView.
Transparent perovskite light‐emitting diodes (TrPeLEDs) enable simultaneous display and transparency, expanding application possibilities. Using a metal oxide buffer layer and pulsed laser deposition, TrPeLEDs with diverse compositions and architectures are demonstrated.
Michele Forzatti   +11 more
wiley   +1 more source

Miniature Soft Robot With Magnetically Reprogrammable Surgical Functions

open access: yesAdvanced Materials, EarlyView.
Miniature soft robots have great prospects to revolutionize minimally invasive treatments. Here we present a miniature soft robot, which can be reprogrammed to perform five surgical functionalities with six‐degrees‐of‐freedom motions. This soft robot can prospectively make minimally invasive surgery considerably safer and painless, and enable ...
Chelsea Shan Xian Ng   +4 more
wiley   +1 more source

The morphology and 3-D structures of the ionized, molecular, and dust components of planetary nebulae [PDF]

open access: yes, 2009
The morphology of the ionized, molecular, and dust components of planetary nebulae can be traced by optical, infrared and mm/submm observations. Recent progresses in mm/submm interferometry, mid-infrared imaging with active optics, and optical imaging ...
Kwok, S
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Leaftronics: Bio‐Fractal Scaffolds From Leaf Venation for Low‐Waste Electronics

open access: yesAdvanced Materials, EarlyView.
“Leaftronics” transforms naturally evolved leaf venation into quasi‐fractal scaffolds for sustainable electronics. Polymer‐infiltrated leaf skeletons can be used to fabricate ultra‐smooth, reflow‐ and thin‐film‐compatible decomposable substrates, while making the same lignocellulose networks conducting results in flexible transparent electrodes.
Rakesh Rajendran Nair   +3 more
wiley   +1 more source

A Multiagent Decision-Making Model for Martian Landing Site Selection

open access: yesIEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing
Selecting suitable landing sites on Mars remains one of the key challenges due to the complex terrain of Mars and the diverse scientific objectives in Mars exploration missions.
Rong Wang   +10 more
doaj   +1 more source

Planetary Geologic Mapping Handbook - 2009

open access: yes, 2009
Geologic maps present, in an historical context, fundamental syntheses of interpretations of the materials, landforms, structures, and processes that characterize planetary surfaces and shallow subsurfaces (e.g., Varnes, 1974).
Skinner, J. A.   +2 more
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