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Search results for “Chemical Engineer”

1,000+ results for "Chemical Engineer"

What's old is new again

A UC Riverside engineer is exploring a nearly century-old manufacturing technique to strengthen tiny titanium-based medical devices, which could lead to significant improvements in their performance and reliability. The technique, known as gas nitriding, involves heating the device in a nitrogen atmosphere to increase its strength.

Marsh plants actively engineer their landscape

A team of scientists from Duke University and the University of Padova found that marsh plants actively tune their elevations by producing organic soil and accumulating sediments. This complex interplay with the environment helps species stabilize the soil within favorable states, allowing for greater long-term stability.

SourceDuke University·JournalProceedings of the National Academy of Sciences·DateFeb 13, 2013

'Molecular levers' may make materials better

Scientists have discovered a new type of molecular lever that can accelerate chemical reactions 1000 times faster than other molecules. This breakthrough has the potential to engineer more efficient materials with improved mechanical and thermal properties.

SourceDuke University·JournalNature Chemistry·DateDec 23, 2012

A thin-skinned catalyst for chemical reactions

Boston College researchers create a yolk-shell nanocrystal structure with a porous 'skin' that can filter molecules based on size or chemical makeup, allowing greater selectivity in chemical reactions. The new catalyst exhibits unprecedented control and precision, paving the way for expanded applications of heterogeneous catalysis.

SourceBoston College·JournalJournal of the American Chemical Society·DateDec 13, 2012

Engineering plants for biofuels

Researchers successfully engineered Arabidopsis plants to reduce xylan content and improve breakdown of carbohydrate into simple sugars. The resulting plants exhibit improved saccharification properties, allowing for better production of biofuels from plant biomass.

SourceBMC (BioMed Central)·JournalBiotechnology for Biofuels·DateNov 25, 2012

Probing matters of the heart

A new study has outlined how interactions between genes, proteins and molecules direct the development of stem cells into mature heart cells. The research could help scientists better understand how genetic mutations lead to congenital heart defects and assist efforts to engineer artificial heart tissue.

Metabolic engineer synthesizes key breast milk ingredient, makes research possible

A University of Illinois metabolic engineer has synthesized a key breast milk ingredient, 2-fluoro-lactose (2FL), which could lead to the development of infant formula. This breakthrough allows researchers to study the role of 2FL in infant nutrition and make recommendations for its addition to infant formula.

Northwestern scientists create chemical brain

Researchers connect 250 years of organic chemical knowledge into a giant computer network, optimizing syntheses of drug molecules and identifying suspicious chemical recipes. The Chematica system learns from experience and can test every possible synthesis, finding truly optimal ways to make desired chemicals.

SourceNorthwestern University·JournalAngewandte Chemie·DateAug 22, 2012

Dangerous experiment in fetal engineering

A new paper reveals the off-label use of dexamethasone to engineer fetal sex in pregnant women at risk for congenital adrenal hyperplasia. The synthetic steroid is known to cause significant developmental changes, raising questions about the ethics of prenatal experimentation.

SourceNorthwestern University·JournalJournal of Bioethical Inquiry·DateAug 2, 2012

Olivucci models potential of toxic algae photoreceptors

Using computer simulations at the Ohio Supercomputer Center, researchers aim to engineer cyanobacteria to thrive in diverse illumination conditions. By understanding light sensing and harvesting in Anabaena sensory rhodopsin bacteria, they hope to develop new properties for alternative energy via microbial conversion of light energy.

SourceOhio Supercomputer Center·JournalProceedings of the National Academy of Sciences·DateJan 25, 2012

CAD for RNA

Joint BioEnergy Institute researchers have developed CAD-type models and simulations for RNA molecules, enabling the design of complex RNA-based control systems. These systems can process cellular information and program gene expression, holding enormous potential for microbial-based sustainable production of advanced biofuels.

Pharmacists crucial in plan for terrorist chemical weapons

The article highlights the importance of pharmacists' knowledge of toxic agents and treatment methods in event of a chemical weapons attack. Pharmacists can provide valuable expertise to healthcare facilities and government agencies, and are also essential in managing biological, radiological, and nuclear threats.

SourceSAGE·JournalJournal of Pharmacy Practice·DateDec 9, 2011