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Science

#Emergence of chirality and structural complexity in single crystals at the molecular and morphological levels

Admin6 years ago010 mins

“#Emergence of chirality and structural complexity in single crystals at the molecular and morphological levels” Scanning electron microscopy (SEM) images of the yo-yo-like, single crystals having a multidomain appearance. Each side of the yo-yo resembles a daisy flower. Credit: Weizmann Institute of Science Imagine trying to build a Colosseum-type edifice—including arches, vaults and various protrusions—while…

Science

#Turning wastewater into a resource

Admin6 years ago05 mins

“#Turning wastewater into a resource” Credit: Ivan Bandura at Unsplash A team of European researchers and engineers initiated the ULTIMATE project to turn wastewater into a resource. This initiative is co-financed by the European Commission and started in June 2020. The aim is to create economic value and increase sustainability by valorising resources within the…

Science

#Study finds elevated soil lead levels in formerly industrial residential NYC neighborhoods

Admin6 years ago05 mins

“#Study finds elevated soil lead levels in formerly industrial residential NYC neighborhoods” Credit: CC0 Public Domain Over the past 20 years, many areas within New York City have transitioned from industrial and manufacturing zones to residential neighborhoods. This brings families with young children to areas with a legacy of historic lead contamination in the soil….

Science

#Density, equity, and the history of epidemics in New York City

Admin6 years ago025 mins

“#Density, equity, and the history of epidemics in New York City” Comparative volumes of air as metric for sustaining human health. Credit: Report Upon the Sanitary Condition of the City, by Citizen’s Association of New York, Council of Hygiene and Public Health New York City’s current responses to COVID-19 have a lot in common with…

Science

#TESS delivers new insights into an ultrahot world

Admin6 years ago09 mins

“#TESS delivers new insights into an ultrahot world” Illustration shows how planet KELT-9 b sees its host star. Over the course of a single orbit, the planet twice experiences cycles of heating and cooling caused by the star’s unusual pattern of surface temperatures. Between the star’s hot poles and cool equator, temperatures vary by about…

Science

#World’s widest graphene nanoribbon promises the next generation of miniaturized electronics

Admin6 years ago08 mins

“#World’s widest graphene nanoribbon promises the next generation of miniaturized electronics” (a) Bottom-up synthesis scheme of 17-AGNR on Au(111), (b) high-resolution STM image, and (c) nc-AFM image of 17-AGNR. Credit: Junichi Yamaguchi, Yasunobu Sugimoto, Shintaro Sato, Hiroko Yamada With literally the thickness of one carbon atom and electrical properties that can surpass those of standard…

Science

#Bubbling and burping droplets of DNA

Admin6 years ago08 mins

“#Bubbling and burping droplets of DNA” Surprising behavior: Enzymes can cause DNA droplets to suddenly start to bubble and look like boiling water. Credit: Ludwig Maximilian University of Munich Liquid droplets formed from DNA display a peculiar response to enzymes. An international collaboration between LMU and UCSB has now been able to explain the mechanisms…

Science

#Racist cop shows and biased news fuel public fears of crime and love for the police

Admin6 years ago011 mins

“#Racist cop shows and biased news fuel public fears of crime and love for the police” Action-packed police procedurals can often give audiences the false impression that violent crime excuses the excessive use of force by police. Credit: Unsplash/Matt Popovich Earlier this month, President Donald Trump tweeted that defunding the police would “be good for…

Science

#Researchers find large linear negative thermal expansion in intermetallic Cr-Se-Te compounds

Admin6 years ago05 mins

“#Researchers find large linear negative thermal expansion in intermetallic Cr-Se-Te compounds” Temperature dependence of volume changes of Cr-Te-Se with different compositions. Credit: ZHENG Xinqi Researchers used a variable temperature X-ray diffractometer (XRD) at China’s Steady High Magnetic Field Facility (SHMFF) under Hefei Institutes of Physical Science and have found large linear negative thermal expansion in…

Science

#Scientists develop N-doped self-cleaning membranes that use visible light irradiation

Admin6 years ago05 mins

“#Scientists develop N-doped self-cleaning membranes that use visible light irradiation” Schematic diagram of N-TiO2 and TiO2 coated membrane preparation and mechanism of visible-light-activated photocatalysis for fouling mitigation. Credit: ZHANG Huiru Researchers from the Institute of Process Engineering (IPE) of the Chinese Academy of Sciences and Argonne National Laboratory in the U.S. have recently employed atomic…