Results 81 to 90 of about 35,359 (303)

Feasibility study and design concept for an orbiting ice-penetrating radar sounder to characterize in three-dimensions the Europan ice mantle down to (and including) any ice/ocean interface [PDF]

open access: yes, 1999
This report presents a radar sounding model based on the range of current working hypotheses for the nature of Europa's icy shell.Institute for ...
Blankenship, D.D.   +15 more
core   +1 more source

Microsphere Autolithography—A Scalable Approach for Arbitrary Patterning of Dielectric Spheres

open access: yesAdvanced Functional Materials, EarlyView.
MicroSphere Autolithography (µSAL) enables scalable fabrication of patchy particles with customizable surface motifs. Focusing light through dielectric microspheres creates well defined, tunable patches via a conformal poly(dopamine) photoresist. Nearly arbitrary surface patterns can be achieved, with the resolution set by the index contrast between ...
Elliott D. Kunkel   +3 more
wiley   +1 more source

Monitoring of the Earth’s ionosphere by a small satellite constellation

open access: yesВестник Самарского университета: Аэрокосмическая техника, технологии и машиностроение, 2016
Existing radar aids for the research of the ionosphere and ionosondes allow only local diagnostics of the ionosphere. Creating a network of traditional tools of radio sounding of ionosphere is quite difficult and expensive.
O. V. Phylonin, P. N. Nikolayev
doaj   +1 more source

Photometric Studies of Auroral Luminosity and its Connection with Some Atmosphere Ionization Phenomena [PDF]

open access: yes, 1958
The auroral radiation, 3914 AO, received from the entire sky on a horizontal diffusing plate was monitored continuously during the nights of 1955-56 and 1956-57. The 1955-56 data and part of the 1956-57 data were used to obtain a diurnal curve for the
Murcray, W. B.
core  

Multiple Twinning in Nacre and Aragonite

open access: yesAdvanced Functional Materials, EarlyView.
Electron backscatter diffraction map of a cluster of geologic aragonite, exhibiting single, double, and triple twins. The whole cluster is approximately 2 cm wide. Colors indicate crystal orientations, so that pixels where the a‐, b‐, and c‐axis is perpendicular to the image plane are green, red, and blue, respectively.
Connor A. Schmidt   +7 more
wiley   +1 more source

Sounding the vertical structure of horizontally oriented frozen particles using Polarimetric Radio Occultation observations aboard PAZ

open access: yes, 2021
Comunicación expuesta online en el 3rd International Summer Snowfall Workshop (2021) celebrado del 31 de agosto al 3 de septiembre.
Padullés, Ramon   +8 more
openaire   +1 more source

Optimal economic and emission dispatch of photovoltaic integrated power system using firefly algorithm [PDF]

open access: yes, 2020
The main purpose of Economic Load Dispatch (ELD) is to determine the optimal output of generating units to meet the power demand at lowest possible cost and subjected to the operational constraints. Various ELD optimization methods have been developed in
Muhamad Salim, Muhamad Solahuddin
core  

Remote sensing of tropical tropopause layer radiation balance using A-train measurements [PDF]

open access: yes, 2008
Determining the level of zero net radiative heating (LZH) is critical to understanding parcel trajectory in the Tropical Tropopause Layer (TTL) and associated stratospheric hydration processes.
Feldman, D. R.   +3 more
core   +1 more source

Solvent‐Free Bonding Mechanisms and Microstructure Engineering in Dry Electrode Technology for Lithium‐Ion Batteries

open access: yesAdvanced Functional Materials, EarlyView.
Dry electrode technology revolutionizes battery manufacturing by eliminating toxic solvents and energy‐intensive drying. This work details two promising techniques: dry spray deposition and polymer fibrillation. How their unique solvent‐free bonding mechanisms create uniform microstructures for thicker, denser electrodes, boosting energy density and ...
Yuhao Liang   +7 more
wiley   +1 more source

Energy‐Efficient Bulk Photoalignment of Main‐Chain Liquid Crystalline Polymers Enabled by In Situ Monitoring

open access: yesAdvanced Functional Materials, EarlyView.
In situ monitoring of bulk photoalignment reveals how molecular weight, azobenzene content, cooling rate, and thickness govern ordering in main‐chain liquid crystalline polymers. Optimized copolymers exceed conventional thickness limits, maintaining stable alignment up to 130 µm with high energy efficiency and reversible optical patterning.
Jaechul Ju   +3 more
wiley   +1 more source

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