RSC - Advancing the Chemical Sciences


Chemistry World

 

News October 2009


Soya bean deliveries are stranded in port

GM traces cause chemical feedstock shortage

30 October 2009

Chemical producers brace for shortages as thousands of tonnes of raw material are stranded in port due to traces of GM crops


Johannes Hartmann, the first professor of chemistry

Celebrating chemistry

30 October 2009

Today 800 chemists will gather to celebrate the 400th anniversary of the birth of chemistry as an academic subject


External electrode on a microfluidic channel

Acidity regulation in microfluidic channels

30 October 2009

Controlling pH in microfluidics could allow the activity of single enzymes to be measured, say Dutch scientists.


Metallating ethers

Two metals are better than one

29 October 2009

Zinc and alkali metals team up to metallate THF without breaking open the ring


Atom

Changes in atomic-scale structures observed in real time

29 October 2009

New ultrafast electron diffraction can focus on a nanometre-sized area and track structural changes at the femtosecond timescale


Nanoreactor

Cascading reactions in artificial cells

29 October 2009

Self-assembling nanoreactors made with enzymes trigger multistep reactions on the nanoscale


Electro-active peptides

Aid for AIDS therapy

29 October 2009

An electrochemical method to screen peptides for HIV treatment could help identify treatments


Jens Reich

Profile: Life in the cage

28 October 2009

Jens Reich has won the Carl Friedrich von Weizsäcker award for his scientific achievements and political courage


ionic liquid

Ionic liquids share ions for the common good

28 October 2009

Scientists in Italy have made ionic liquids more useful for electrochemistry.


European research

ERC overhaul in wake of review

27 October 2009

European Research Council to streamline peer review process and hire a scientist to run the agency in response to criticism by independent review panel


Research assessment

Scientists reject economic impact assessment

27 October 2009

Thousands of researchers sign a petition objecting to economic impact assessments in Research Excellence Framework proposals


Pollution

US energy use carries hidden costs of $120 billion

26 October 2009

Health, environmental expenses associated with energy production and consumption highlight importance of going green


Nanotubes

New evidence for toxic effects of inhaled nanotubes

25 October 2009

Carbon nanotubes found to accumulate in the same region of the lungs as asbestos in mice


Sigma-methane complex

Methane all bound up

23 October 2009

US researchers achieve stable, long-lived sigma-methane complex without breaking the C-H bonds


Drugs under the microscope

What's in a pill?

23 October 2009

Up to 30 per cent of all off-patent drugs in the EU could contain falsified active ingredients


Skin cells on a temperature-responsive gel

Sticky polymers for wound healing

23 October 2009

Promise for tissue regeneration therapy as temperature-responsive gels help move cells from A to B


Trimetallic molecule

Carbenes catalyse metal-metal bonds in organometallics

22 October 2009

Carbene-mediated transformation of organometallic compounds to create metal-metal bonds could lead to new catalysts


Art conservation

Nanoscience brings artworks back to life

22 October 2009

Micro-emulsion gels selectively remove aged polymer coatings from the surface of valuable works of art


IEA

Trillions for CCS to fight climate change

21 October 2009

The International Energy Agency has called for up to $3 trillion to fund a network of carbon capture and storage projects


artificial porphyrin dye

Smart windows convert light to energy

21 October 2009

Bioinspired dyes for solar cells are environmentally friendly and transparent


A methylated bismuth compound

A piece in the puzzle of bismuth toxicology

21 October 2009

Liver cells transform inorganic bismuth into potentially toxic methylated species


Barcode assay

Gold nanoparticles give super sensitive cancer test

20 October 2009

Technique uses gold nanoparticles and DNA in new test for prostate cancer 300 times more sensitive than commercial assays


Amazake

How much arsenic do you drink?

20 October 2009

Japanese rice-based drinks could add up to a quarter of the daily tolerable intake of arsenic, say UK scientists


DNA

DNA stretching mystery solved

19 October 2009

A long-standing debate about the structural transition that DNA undergoes when it is stretched seems to have been resolved


Nanocomposite material

Nanoparticles brought to order

19 October 2009

Using small molecules to evenly space nanoparticles in a polymer composite could bring nanoparticle properties to a larger scale


Immunassays

Attractive development for immunoassays

19 October 2009

A one-step, magnetically-activated biosensor for rapidly screening motorists for drug abuse


MOF

Conducting MOFs make membranes for fuel cells

18 October 2009

Metal organic frameworks are not just gas storage materials - they could also be used to create better fuel cells


EPA logo

Colourful polymers on demand

16 October 2009

New polymer-based material can change from clear to multi-coloured right through to opaque black at the flick of a switch


Bacillus subtilis

Strategic screening for drugs

16 October 2009

US scientists are targeting an enzyme essential to bacterial metabolism in the search for new antibiotics


Phot of Hubert Girault

Interview: The path less followed

16 October 2009

Hubert Girault on energy storage, free-thinking and interfaces


Gathering molecules

Optical conveyor belt gathers up molecules

15 October 2009

Researchers have developed a way to 'round up' biological molecules and trap them in a confined space using light alone


Making amino acids

New route to amino acids

14 October 2009

Scientists have found a new way of making a class of non-natural amino acids that are widely used in pharmaceuticals and chiral catalysts


Alzheimer's brain scan

Tracing amyloid in Alzheimer's

14 October 2009

Diagnostic compound allows researchers to look into the brains of Alzheimer's patients to gauge the effects of an experimental therapy


Frances Arnold

Interview: Evolving evolution

14 October 2009

Frances Arnold is using evolution to improve on nature's designs


Paul Anastas is due to join the Environmental Protection Agency

Formaldehyde politics block research chief joining EPA

13 October 2009

Nomination of Yale chemist to head agency's R&D office stalled by lawmaker who wants an independent review of formaldehyde risk


Emissions trading

Emissions trading clouds chemical future

13 October 2009

Uncertainty about the financial impact of the EU's Emission Trading System will hamper investment by the industry, says European chemical group


Green energy

EC pushes renewables research

12 October 2009

European Commission calls for multi-billion euro boost for green energy research


A tumour subjected to radiation therapy, immunotherapy, and antiangiogenesis

Instant insight: Triple therapy to target tumours

12 October 2009

Good things come in threes when it comes to cancer therapy


Section of molecular diode

Diode breakthrough in molecular electronics

11 October 2009

Researchers construct system to control orientation of molecular diode and measure charge transport through the molecule


Cyclic carbonates from waste CO2

New catalyst converts waste CO2 to useful molecules

09 October 2009

UK scientists develop super-efficient catalyst to convert waste CO2 from power stations into useful cyclic carbonates


Methane hydrate formation

Molecular snapshots show hydrate growth

08 October 2009

Computer simulations show how the methane-rich hydrates found in deep oceans may form


DNA strands pass through nanopores in silicon chips

IBM enters race for $1000 genome

08 October 2009

Electronics giant announces plan to build nanoscale DNA sequencer using silicon chips


European Research

EC calls for major rethink on EU research

08 October 2009

European research needs to step up its game to remain competitive against the US and emerging nations, says the European Commission


single molecule magnet structure on background of hard disk

Single molecule magnets with a twist

08 October 2009

Single molecule magnets with magnetic properties that can be tuned have been made by UK scientists


2009 Nobel Prize in Chemistry

Chemistry of life wins Nobel

07 October 2009

Venkatraman Ramakrishnan, Thomas Steitz and Ada Yonath win Nobel prize for chemistry for studies of the structure and function of the ribosome


Using gold cluster and titanium for catalysis of propene oxidation

New catalyst for propene oxidation

06 October 2009

Gold clusters combine with titanium to enable green catalysis of propene oxidation - but yields remain low


nanoparticle

Instant insight: Self-healing at the nanoscale

06 October 2009

Vincenzo Amendola and Moreno Meneghetti take inspiration from nature to design materials that can repair themselves


A water flea, Daphnia magna

Taking fleas for a spin

06 October 2009

French scientists have taken NMR spectra of live water fleas


A biological cell in comparison with a synthetic mimic

Instant insight: Making synthetic cells

05 October 2009

Cell and organelle mimics typically perform one simple function. Frank Caruso and colleagues contemplate more complicated systems


Paper pesticide sensor

Paper pesticide sensor

05 October 2009

Researchers have developed a paper-based sensor to quickly detect pesticide residues in food and drink samples


wrinkles

More sex and grapefruit to keep you young?

05 October 2009

A simple naturally occurring polyamine has been found to prolong the lifespan of a number of organisms


SiC blocks microwaves

Microwave effect ruled out

02 October 2009

Microwave-blocking reaction vials rule out special microwave effects for most simple reactions


EPA logo

EPA issues nanotechnology research strategy

02 October 2009

US agency to proactively study nanomaterials of environmental concern


catalyst particles

Just add helium for metallic nanotubes

01 October 2009

Changing carrier gas during nanotube production dramatically improves ratio of metallic tubes


power plant

Scrubbing out acid rain

01 October 2009

Sulfur dioxide captured as a reversible zwitterionic liquid


bone with Pt

Cancer-fighting bone implants

01 October 2009

Bone-like materials can be used both as bone fillers and drug delivery vehicles for targeting bone cancers


Close up of wells on a chip containing cells and a fluorescent reporter

Screening genes from clones - fast

01 October 2009

A high throughput genetic screening method could lead to personalised treatment for genetic diseases, claim Swedish scientists