Search results for 4-D polymers

Biochemistry Jun 22, 2016

Sugar derivatives in meteorites shows enantiomeric excess

(Phys.org)—Chiral molecules can be found in chemically equivalent left-handed (L) and right-handed (D) mirror-image forms - each commonly referred to as an enantiomer. Synthetic sugars and other chiral molecules made in the ...

Biochemistry Jun 7, 2016

New chemical 'sponges' designed to soak up toxic cancer-fighting drugs after targeting tumors

Doctors have a powerful arsenal of cancer-fighting chemotherapy drugs to choose from, though a key challenge is to better target these drugs to kill tumors while limiting their potentially harmful side effects.

Materials Science May 12, 2016

Thin-film chemosensor reliably detects cancer-related disease marker

Many cancers could be successfully treated if the patient consulted a doctor sufficiently early. But how can a developing cancer be detected if it doesn't cause any symptoms? In the near future, suitably early diagnosis could ...

Materials Science Mar 22, 2016

New technique for advanced printed electronics

Researchers have developed a fabrication technique for single-crystalline thin-film arrays of an organic ferroelectric small molecules working as a memory device by using a solution process under ambient pressure at room ...

Polymers Mar 7, 2016

Treeing it up: Research team documents design of wood-based polymers

Richard Wool was a pioneer in green engineering and author of the first book to systematically describe the chemistry and manufacture of bio-based polymers and composites derived from plants.

Materials Science Jan 25, 2016

Novel 4-D printing method blossoms from botanical inspiration

A team of scientists at the Wyss Institute for Biologically Inspired Engineering at Harvard University and the Harvard John A. Paulson School of Engineering and Applied Sciences has evolved their microscale 3D printing technology ...

Materials Science Dec 17, 2015

New hydrogel gives clues to mechanism behind stress-stiffening-mediated mesenchymal stem cell fate

(Phys.org)—Several properties of the extracellular matrix affect cellular interaction, including stem cell differentiation. Some of these are physical properties, such as topography and matrix stiffness. In an effort to investigate ...

Biotechnology Dec 1, 2015

Driving metabolic pathways on with sunlight

Most life forms are directly or indirectly dependent on photosynthesis. The question is, can we exploit sunlight more broadly than in carbohydrate production, making it effectively a synthetic biology part? As an answer to ...

Condensed Matter Nov 30, 2015

Researchers find new phase of carbon, make diamond at room temperature

Researchers from North Carolina State University have discovered a new phase of solid carbon, called Q-carbon, which is distinct from the known phases of graphite and diamond. They have also developed a technique for using ...

Earth Sciences Nov 13, 2015

Precarious future: The battle to save Taiwan's Queen's Head

Scientists are battling to save Taiwan's ancient "Queen's Head" rock from erosion—but the island is split over whether technology should be used to preserve the precarious natural masterpiece.

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