Search results for nanograms

Analytical Chemistry Sep 26, 2018

New protocol for measuring background levels of drugs in crime labs

When crime lab chemists handle evidence that contains illegal drugs, trace amounts of those drugs are inevitably released into the laboratory environment. When chemists scoop a bit of powder to test it, for instance, microscopic ...

Environment Jul 30, 2018

Solution to water pollution is prevention, says expert

When Dionysios Dionysiou was a child on the island state of Cyprus in the late 1960s, his family got drinking water from a communal fountain each day.

Ecology Jul 5, 2018

Study finds 29 pesticides in Devon river

Researchers have found 29 different pesticides in a single river in Devon.

Materials Science Jun 27, 2018

Break it down: Understanding the formation of chemical byproducts during water treatment

Synthetical chemicals are ever-present in modern life—in our medications, cosmetics and clothing—but what happens to them when they enter our municipal water supplies?

Materials Science Jun 19, 2018

Water processing—new method eliminates hormones

Hormones and other micropollutants adversely affect health when residues enter the body via drinking water. Widely applicable solutions for removal, however, are still lacking. Karlsruhe Institute of Technology (KIT) has ...

Biochemistry Jun 19, 2018

Most protein info ever captured from a single cell thanks to new 'nanoPOTS' technology

Scientists have obtained a slew of key information about proteins, the molecular workhorses of all cells, from single human cells for the first time.

Environment Jun 13, 2018

Prescription drugs found in York's rivers

Scientists have detected 29 different pharmaceutical drugs in York's two rivers – with some levels higher than previously observed across parts of Europe and Asia.

Environment Apr 28, 2018

Snow in the Andes as clean as Canadian Arctic: study

Snow covering the Andes mountains is as clean as the Canadian Arctic, scientists said Friday after hundreds of tests to determine the presence of black carbon deposits or other pollutants.

Environment Mar 22, 2018

Researchers identify the molecule responsible for a potent carcinogen found in recycled wastewater

Engineers at wastewater recycling plants can rest easy knowing that their methods for minimizing the formation of a potent carcinogen are targeting the right chemical compound.

Nanomaterials Mar 20, 2018

Eager to dye your hair with 'nontoxic' graphene nanoparticles? Not so fast!

Graphene is something of a celebrity in the world of nanoscale materials. Isolated in 2004 by Nobel Prize winners Andre Geim and Konstantin Novoselov, these ultrathin sheets of carbon atoms are already finding novel uses ...

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