Search results for porous concrete

Polymers Nov 30, 2022

Coating could protect multiple surfaces, including monuments, from various levels of erosion

Researchers in the Center for Photochemical Sciences at Bowling Green State University have developed a coating system that shows promise in preserving historical monuments—and possibly much more.

Environment Mar 31, 2022

Stormwater harvesting device benefits urban street trees

Reports of tree canopy coverage dwindling in Australia's suburbs raise pressure on local government and other authorities' efforts to improve the health of urban street trees.

Condensed Matter Mar 29, 2022

New approach needed for forecasting corrosion within bridges, concrete structures

The most common cause of degradation and failures of reinforced concrete structures is chloride-induced corrosion of its embedded steel. This is a pervasive, urgent problem that requires immediate attention and public awareness.

Environment Sep 28, 2021

NYC to hire forecaster, beef up warnings after Ida flooding

New York City is planning to hire a private weather forecaster, install more drainage features and issue earlier and more aggressive warnings to residents under a new plan to respond to heavy rainfall like the deadly deluge ...

Nanophysics Sep 1, 2021

Toward the scaling up of nanocages to trap noble gases

Over the past few years, scientists have demonstrated how cage-like, porous structures made of silicon and oxygen and measuring only billionths of a meter in size can trap noble gasses like argon, krypton, and xenon. However, ...

Materials Science Jul 23, 2021

Fatal flaw uncovered in green pigmented concrete

As Xi'an Jiaotong-Liverpool University researchers completed their research on colored architectural concrete, they found a surprising result—green pigmented cement had impurities that produced porous, poor quality concrete. ...

Environment Jul 21, 2021

Why is China facing record floods?

Record rains have inundated central China with floods striking an underground subway system, damaging dams and riverbanks, and causing landslides and building collapses.

Planetary Sciences Jul 19, 2021

Ancient meteorite could reveal the origins of life on Earth

A 4.6-billion-year-old meteorite found in the laying in the imprint of a horseshoe is likely a remnant of cosmic debris left over from the birth of the solar system and could answer questions about how life began on Earth.

Analytical Chemistry Jun 18, 2021

Breathing new life into existing tech: FT-IR spectrometer shows molecular orientation

Researchers have established an approach to identify the orientation of molecules and chemical bonds in crystalline organic-inorganic hybrid thin films deposited on substrates using Fourier transform infrared spectroscopy ...

Space Exploration May 21, 2021

Swarms of robots could dig underground cities on Mars

Underground habitats have recently become a focal point of off-planet colonization efforts. Protection from micrometeorites, radiation and other potential hazards makes underground sites desirable compared to surface dwellings. ...

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