One-step synthesis of Janus hydrogel
Janus adhesive hydrogels hold promising applications across health care fields. Nevertheless, a simple method to synthesize the material had yet to be bioengineered in the lab.
News tagged with surface composition
Directly visualizing the cooperative adsorption of a string-like molecule onto a solid with double-stranded DNA
Macromolecules in diverse phases can adsorb onto natural systems, composite materials, and thin-film devices. In a new report now published in Science Advances, Yuma Morimitsu and a research team in applied chemistry and ...
Deep diamonds contain evidence of deep-Earth recycling processes
Diamonds that formed deep in the Earth's mantle contain evidence of chemical reactions that occurred on the seafloor. Probing these gems can help geoscientists understand how material is exchanged between the planet's surface ...
Earth Sciences
Mar 31, 2021
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New Horizons reveals Pluto's striking surface variations and unique moon rotations
University of Maryland astronomers Silvia Protopapa and Douglas Hamilton are among the authors of the first published paper from the New Horizons flyby, which appears in the Oct. 16, 2015 issue of the journal Science. Protopapa ...
Space Exploration
Oct 15, 2015
12
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Waking up to a new year: Team discovers an exoplanet that orbits its star in 8.5 hours
In the time it takes you to complete a single workday, or get a full night's sleep, a small fireball of a planet 700 light-years away has already completed an entire year.
Astronomy
Aug 19, 2013
9
0
Mercury may have harbored an ancient magma ocean, paper reveals
By analyzing Mercury's rocky surface, scientists have been able to partially reconstruct the planet's history over billions of years. Now, drawing upon the chemical composition of rock features on the planet's surface, scientists ...
Space Exploration
Feb 21, 2013
0
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New type of 'space weathering' observed on asteroid Vesta
The surface of the giant asteroid Vesta is weathering in a way that appears to be completely different from any other asteroid yet visited, according to new data recorded by NASA's Dawn spacecraft. This new type of space ...
Space Exploration
Oct 31, 2012
20
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Breakthrough nano-technology solar cell achieves 18.2% efficiency, eliminates need for anti-reflection layer
(Phys.org)—Scientists at the U.S. Department of Energy's National Renewable Energy Laboratory (NREL) have produced solar cells using nanotechnology techniques at an efficiency – 18.2%—that is competitive. The breakthrough ...
Nanophysics
Oct 15, 2012
6
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Dawn mission discovers hydrogen on giant asteroid Vesta (w/ Video)
(Phys.org)—The first measurements of the elemental composition of the surface of the giant asteroid Vesta indicate that hydrogen was brought to the body by impactors, research by a team led by Planetary Science Institute ...
Space Exploration
Sep 20, 2012
4
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Messenger orbital data confirm theories, reveal surprises
On March 18, 2011, the MESSENGER spacecraft entered orbit around Mercury to become that planet's first orbiter. The spacecraft's instruments are making a complete reconnaissance of the planet's geochemistry, geophysics, geologic ...
Space Exploration
Jun 16, 2011
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