News tagged with selective synthesis
Ruthenium in a Clinch
Oct 13, 2008 |
4.9 / 5 (21) |
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(PhysOrg.com) -- Amines are needed for the production of pharmaceuticals, fine chemicals, agrochemicals, plastics, dyes, pigments, and additives. Most important are compounds with a terminal amino group (–NH2), known as primary ...
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All decked out: Networks of chitin filaments are integral components of diatom silica shells
19 hours ago |
5 / 5 (1) |
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(PhysOrg.com) -- A whole microcosm of various bizarrely shaped life forms opens up when you look at diatoms, the primary component of ocean plankton, under a microscope. The regularly structured silica shells of these tiny ...
Microscopy reveals structure of calcite shells
Nov 30, 2009 |
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(PhysOrg.com) -- Lara Estroff and colleagues have taken a deep, detailed look at the way lab-created calcite crystals, similar to those found in nature, grow in tandem with proteins and other large molecules.
eBay fined in France for selling upscale perfumes
Nov 30, 2009 |
4.7 / 5 (3) |
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(AP) -- Online auction site eBay Inc. was fined euro1.7 million ($2.5 million) by a Paris court on Monday for failing to stop the sale of famous perfume brands like Christian Dior, Guerlain, Givenchy and ...
Study shows new brain connections form rapidly during motor learning
Medicine & Health / Neuroscience
Nov 29, 2009 |
4.9 / 5 (7) |
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(PhysOrg.com) -- New connections begin to form between brain cells almost immediately as animals learn a new task, according to a study published this week in Nature. Led by researchers at the University of Cal ...
Fujitsu Develops Technology for Low-Temperature Full-Service Direct Formation of Graphene Transistors on Large-Scale Sub
Nov 27, 2009 |
5 / 5 (19) |
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Fujitsu Laboratories today announced, as a world first, the development of a novel technology for forming graphene transistors directly on the entire surface of large-scale insulating substrates at low temperatures ...
New chemical reaction offers opportunities for drug development
Nov 26, 2009 |
5 / 5 (1) |
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Researchers led by Conway Fellow, Professor Pat Guiry have solved a chemistry problem that has stumped researchers worldwide for more than a decade. The results have earned the group the cover story of the leading scientific ...
Brain's endocannabinoid signaling pathway kept in check by two enzymes
Nov 25, 2009 |
4.2 / 5 (5) |
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(PhysOrg.com) -- A research team has shown that blocking the degradation of two naturally occurring cannabinoids in the endocannabinoid signaling pathway of the brain produces marijuana-like behavioral effects in mice, according ...
Fast, easy, and highly sensitive arsenic detection with gold nanoparticles
Nanotechnology / Nanomaterials
Nov 25, 2009 |
5 / 5 (1) |
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(PhysOrg.com) -- Mention of arsenic poisoning usually brings to mind underhanded murder. However, the danger of arsenic poisoning from contaminated drinking water is far greater. Low concentrations of arsenic are found in ...
Opposites attract: Monkeys choose mating partners with different genes
Nov 24, 2009 |
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The world's largest species of monkey 'chooses' mates with genes that are different from their own to guarantee healthy and strong offspring, according to a new research study.
Serotonin Made in Breast Cancer Cells, Researchers Show
Nov 24, 2009 |
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(PhysOrg.com) -- Researchers at the University of Cincinnati have documented that the brain hormone serotonin is made in human breast cancer cells and functions abnormally, contributing to malignant growth.
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