Banknotes, documents, branded products, and sensitive goods like pharmaceuticals or technical components are often marked to distinguish them from imitations. However, some counterfeiters have learned to copy conventional ...
Nanomaterials
May 5, 2016
0
42
Solar energy is on the rise. Many technical advances have made solar cells quite efficient and affordable in recent years. A big disadvantage remains in the fact that solar cells produce no power when it's raining. This may ...
Nanomaterials
Apr 1, 2016
1
142
The light olefins ethylene, propylene, and butylene are key building blocks for chemical industry, and are starting materials for making plastics, synthetic fibers, and coatings. They are usually made from petroleum. In the ...
Materials Science
Mar 16, 2016
0
161
Most plastic and polymer materials around are poorly sustainable, as they are petroleum-based, their preparation needs metal catalysis, and they persist in the environment and cannot be effectively recycled. Seeking for true ...
Polymers
Mar 3, 2016
0
15
Freezing of medical tissue and cells usually requires the addition of cryopreservatives, although the added compounds can have undesired effects in subsequent applications. In the journal Angewandte Chemie, British scientists ...
Materials Science
Jan 29, 2016
0
30
Ciphers and invisible ink – many of us experimented with these when we were children. A team of Chinese scientists has now developed a clever, high-tech version of "invisible ink". As reported in the journal Angewandte ...
Materials Science
Jan 26, 2016
0
12
Amorphous iron nanoparticles have a specific toxicity in tumor cells. In the journal Angewandte Chemie, Chinese scientists describe their design and synthesis of a special amorphous state of nanoparticulate iron, which can ...
Bio & Medicine
Jan 20, 2016
0
14
Chromium supplements are widely consumed for their antidiabetic activity as chromium(III) enhances the insulin sensitivity of cells. In particular, orthomolecular practitioners believe in the beneficial effects of providing ...
Biochemistry
Jan 5, 2016
0
9
The macroscopic movement of our muscles is caused by the collective movement of "biomolecular motors". Scientists and engineers have long been trying to imitate this process. French scientists have now come a good way closer ...
Biochemistry
Dec 8, 2015
0
16
It is possible for people to use their personal glucose meters for the quantification of other biomarkers besides glucose in their blood, say American scientists from the University of Illinois. They've employed a system ...
Analytical Chemistry
Nov 25, 2015
0
18
