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Displaying: 25 / 100 / 200 results

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Silver nanoparticles see the light

21 May 2013 Research

New method makes nanoparticles luminescent but mechanism remains unexplained

Mineral dust plays key role in cloud formation and chemistry

9 May 2013 Research

New understanding of particulates role in the atmosphere will help inform climate models

Actinide specialists crystallise uranium(VI) nitride

5 May 2013 Research

First stable crystals could help scientists better understand how to tackle nuclear waste

Solar panel slims down to a few atoms thick

2 May 2013 Research

Photovoltaic cell just 20Å wide has unusually high quantum efficiency

Titanium oxides in stellar clouds finally pinned down

4 April 2013 Research

Thirty year search ends after titanium dioxide is spotted around Big Dog star

Copper catalysis sees the light

28 March 2013 Research

Copper nanoparticle's oxidation state can be tuned using visible light, enabling industrially important propylene epoxidation

Global AstraZeneca restructuring will cost 1600 jobs

19 March 2013 Business

Firm will focus drug development efforts in three strategic R&D centres in the UK, Sweden and the US

Dried lake bed on Mars ‘could have supported life’

18 March 2013 News and Analysis

Detection of compounds in varying oxidation states suggests bacteria-friendly chemical gradients might have once existed

Elusive desorption precursor spied by x-ray laser

14 March 2013 Research

State first proposed over 70 years ago by Langmuir is finally observed

Battleground develops over antibiotic killing mechanism

8 March 2013 Research

New research suggests traditional mechanisms, rather than reactive oxygen species, are responsible for killing bacteria

Supercharging methanol for fuel cells

27 February 2013 Research

Ruthenium-based pincer catalyst can extract hydrogen from methanol, making it a better choice to generate clean energy

Enzyme nano-parcels sober up drunken mice

17 February 2013 Research

Enzymes for metabolising alcohol are trapped in a polymer shell to hold them together and improve their efficiency

Footfalls to power static nanogenerator

11 February 2013 Research

Simple device can use static electricity generated by walking to light up an array of 600 LEDs

Nanotech patent jungle set to become denser in 2013

17 January 2013 News and Analysis

Is a thicket of patents strangling a nascent industry?

Azo-cops nab CO2 but let N2 go free

16 January 2013 Research

Porous polymers could scrub carbon dioxide from power station flue gases

Quantum timepiece ticks the right boxes

10 January 2013 Research

A clock that relies on the mass of an atom to measure time could be used to settle arguments over the definition of the kilogram

Greener route to carboxylic acids

6 January 2013 Research

Reaction uses water as the oxygen source and solvent for converting primary alcohols

Striped nanoparticle controversy blows up

7 December 2012 Research

Arguments centre over whether nano-structures are a result of self-assembly or simply an experimental artefact

Chemists crack fluoroform challenge

6 December 2012 Research

An industrial waste product from the production of Teflon and refrigerants can now be turned into agrichemicals and drugs

Olive oil coating could save York Minster

29 November 2012 Research

Superhydrophobic coating can protect ancient stonework from acid erosion while letting it 'breathe'

C–O bond stretched to record length

18 November 2012 Research

Efforts to extend bonds could lead to new bonding concepts and strategies for catalysis

Terminator-style self-healing robot skin moves closer to reality

12 November 2012 Research

The polymer matrix 'e-skin' can spot changes in pressure and repair itself

'Nano-welding' taken to the limits as specific bonds are cut and formed

11 November 2012 Research

US and Chinese scientists put on a superlative display of single-molecule engineering

World’s first all-carbon solar cell

7 November 2012 Research

Device made from fullerenes, nanotubes and graphene could deliver 'high performance at a low cost'

MOF based motorboat

28 October 2012 Research

Molecular self propulsion achieved by loading a MOF with a hydrophobic peptides fuel

Multiple insecticides are bad news for bumblebees

23 October 2012 Research

New study suggests that exposure to multiple insecticides causes bumblebees additional problems

Cheers as Mars x-ray spectrometer delivers rock data

16 October 2012 News and Analysis

Chemical analysis shows Mars geology may have more in common with Earth than previously thought

ExBox snares polycyclic aromatic hydrocarbons

15 October 2012 Research

Cyclophane ‘box’ may be able to be used to trap toxic chemicals in the environment

Perovskite coat gives hybrid solar cells a boost

4 October 2012 Research

Cheap organometal halide device overcomes problem that has dogged other low-cost solar cells

Raised eyebrows greet graphite superconductivity claim

24 September 2012 Research

German researchers claim to have seen a 'tantalising hint' of room temperature superconductivity

'Ocean methane paradox' solved?

31 August 2012 Research

Search for new antibiotics leads to serendipitous discovery of mystery oceanic methane's origins

Record proton conductivity claim withdrawn

30 August 2012 News and Analysis

Nanowhiskers don't conduct protons as fast as thought in blow to candidate fuel cell material

Setback for fool's gold photovoltaics

23 August 2012 Research

Researchers have dealt a serious blow to the idea of iron pyrite-based solar cells

Inflatable mushroom gives spacecraft a gentle landing

26 July 2012 News and Analysis

Nasa test of inflatable heat shield is a showcase for materials technology

New type of chemical bond around dwarf stars

20 July 2012 Research

The incredibly powerful magnetic fields around white dwarfs may create a bond that is neither covalent or ionic

Where did Earth's water come from?

13 July 2012 Research

Study of meteorite isotope ratios suggests Earth's water was delivered by express asteroid rather than comets

UK chemists tame terminal uranium nitride

28 June 2012 Research

Bulky ligands create tiny pocket to fit world's first stable triple-bonded uranium nitride into

Bloody solution to electrochemical DNA sensors

25 June 2012 Research

Sensitivity of DNA-based detectors improved 100-fold by the addition of haemoglobin

‘Atomic traffic jam’ sheds light on phase changes

21 June 2012 Research

Advances in the understanding of phase change materials opens up the way for the creation of super fast computer memory

Oxo wall still stands as inorganic papers retracted

14 June 2012 News and Analysis

Curtain falls on controversy over creation of metal-oxo complexes as authors publish new work refuting their previous claims

Exploding molecule provides 3D bond images

13 June 2012 Research

Monitoring the ejection of photoelectrons opens up tantalising prospect of making real-time molecular movies of reactions

Rethinking redox chemistry

7 June 2012 Research

Discovery that protons are shunted around in redox reactions will have implications for green technologies like water splitting

Protein architecture with atomic precision

1 June 2012 Research

The new technique involves protein building blocks that should slot together to create a larger symmetrical structure and modifying the amino acids so they stick together

New shape for cross-linked polymers

28 May 2012 Research

A new way to impart malleability could make covalently cross-linked polymers more easily processable, versatile and recyclable

Rewritable DNA for digital data storage

20 May 2012 Research

Cells respond in easy to follow binary manner to chemical switches

Disposable paper electronic touch pads on their way

8 May 2012 Research

Cheap paper devices could be used in smart packaging, biomedical devices and many other applications

Near-infrared spectroscopy illuminates medieval art

25 April 2012 News Archive

Non-invasive technique sheds light on the materials used across the entirety of a 15th century manuscript

Controlling an organocatalyst with pH

19 April 2012 News Archive

A catalytic group situated on a rotaxane can be switched on or off by altering where the macrocycle sits

Giving drug dropouts a new lease of life

15 April 2012 News Archive

Cucurbiturils improve drug's solubility by almost 3000 times offering ditched molecules another spin of the wheel

Recruiting electrophiles for organic cross-coupling

12 April 2012 News Archive

Cross-coupling with two electrophiles provides chemists with new ways to make carbon-carbon bonds

Graphene puts wet chemistry under microscope

4 April 2012 Research

A cover slip made of graphene allows chemists to visualise nanocrystal formation in unprecedented detail

Quicklime provides a hot way for rapid HIV detection

1 March 2012 News Archive

Device can detect HIV at an early stage and is simple enough to be used in the field

Botox 'bodyguard' gives protein protection

24 February 2012 News Archive

How does botulinum toxin - one of the most potent toxins known to man - survive the gut to wreak neurological havoc elsewhere?

Another brick in the whorl

23 February 2012 Feature

The scientists on the inside of advanced fingerprinting research are cross-examined by Simon Hadlington

'Proton grease' speeds up molecular rotor

16 February 2012 News Archive

Lubricating protons put a new spin on molecular machine research

Consistent Avogadro number a step nearer

15 February 2012 News Archive

Chemical metrologists in Canada have made the most accurate measurement of silicon's atomic weight to date

Molecule mimics molybdenum catalyst

9 February 2012 News Archive

Analogue of hydrogen-evolving catalyst will help to study how it works and how to improve its efficiency

Nano-welding with a light touch

7 February 2012 News Archive

Researchers weld nanowires using just white light as a route to simplify electronics manufacturing

Toxic mushroom behind Chinese deaths unmasked

3 February 2012 News Archive

The killer chemicals that have claimed hundreds of lives in China have been identified in a new species of fungi

Students taking chemistry holds steady at UK

2 February 2012 News Archive

Chemistry degrees predicted to buck the trend of a 9% drop in applications to UK universities

The world's first magnetic soap

26 January 2012 News Archive

Iron has been incorporated into a surfactant to produce a liquid that responds to an external magnetic field

Rainbow hued graphene oxide repels water

17 January 2012 News Archive

Researchers in China pattern graphene oxide to create superhydrophobicity and iridescence simultaneously

Composites reinforced in 3D

12 January 2012 News Archive

Nanoparticles and magnets are the key to a new type of polymer, with improved strength and wear resistance

A question mark over cubic ice's existence

9 January 2012 News Archive

UK scientists suggest that one form of ice crystal thought to arise from supercooled water may have been misidentified

One-pot synthesis creates new anticancer

3 January 2012 News Archive

A rapid, high-yield approach produces indole alkaloid natural product analogues that can interfere with cell division

pH adjustable protein micro-lenses

20 December 2011 News Archive

Chinese scientists create protein micro-lenses whose focus can be adjusted simply by altering the pH of the surrounding medium

Scrunched up graphene to store hydrogen

15 December 2011 News Archive

Computer simulations suggest that corrugated graphene layers could be a useful way of reversibly storing hydrogen

Zwitterion approach to stabilising drug proteins

12 December 2011 News Archive

Positively and negatively charged polymer can stabilise proteins without affecting how it binds to its target

Molecular suitcases created by corrosion

8 December 2011 News Archive

Exploiting metallurgical phenomena has enabled the creation of an array of metallic, multi-walled hollow nanoparticles with exotic architectures

Metallic microlattice 'lightest structure ever'

17 November 2011 News Archive

US team makes a metal-based microlattice structure lighter than aerogels whose properties differ remarkably from the bulk material

Unlocking the secrets of DNA's stiffness

16 November 2011 News Archive

Simulations suggest that electrostatic and non-electrostatic forces contribute equally to make DNA one of nature's most rigid polymers

All eyes turn towards asteroid for fly-by

10 November 2011 News Archive

Scientists take full advantage of asteroid flying uncommonly close to the Earth to gather information on its structure

The kilogram is dead! Long live the kilogram!

31 October 2011 News Archive

Four of the base SI units, including the kilogram and mole, are set to be redefined

Carbon nanotubes give artificial muscles a new twist

13 October 2011 News Archive

A powerful artificial muscle fibre has been made from carbon nanotubes that twist in response to an electrochemical stimulus

New probe throws light on cellular lipids

9 October 2011 News Archive

Signalling lipids in living cells have been tracked using highly specific binding proteins coupled with an organic dye

Turning carbon dioxide into chemicals with an amine

5 October 2011 News Archive

The reduction and functionalisation of carbon dioxide in a single step yields chemically versatile molecules

Solving a tangled polymer problem

30 September 2011 News Archive

A new model can predict flow behaviour of branched polymer melts like LDPE

Electric vehicles set to charge ahead

26 September 2011 News Archive

Batteries may be the future for cars but there are still a number of technical hurdles to overcome

World's longest carbon-carbon bond created

14 September 2011 News Archive

Balancing attractive and repulsive forces allowed chemists to make longer C-C bonds than ever seen before

Nanopore structures could tune drug crystallisation

12 September 2011 News Archive

The shape of nanopores on surfaces alters crystallisation rates, which could be important for fine chemical production

Synthetic self-assembling collagen for tissue engineering

28 August 2011 News Archive

Carefully designed peptide chains can undergo hierarchical assembly into a collagen-like hydrogel - potentially useful for tissue engineers

Meteorites are a chip off the old asteroid block

25 August 2011 News Archive

Dust scraped from an asteroid 300 million km away will help researchers to form a picture of the solar system's history

Breaking open boranes to power fuel cells

23 August 2011 News Archive

A new reusable ruthenium catalyst can efficiently extract hydrogen from ammonia borane for potential use in fuel cells

Trifluoromethylation made easy

15 August 2011 News Archive

A simple way to insert fluorine into organic compounds could help chemists manufacture improved drugs

Getting to the core of a tumour for drug study

11 August 2011 News Archive

Regions of tumours that are difficult to target with drugs are being studied to help scientists to develop more effective drugs

Toyota create first magnesium-sulfur rechargeable battery

10 August 2011 News Archive

An electrolyte that pairs magnesium with sulfur is a crucial step on the road to new efficient rechargeable batteries

Ligand could capture actinides from spent nuclear fuel

9 August 2011 News Archive

A new ligand may solve the biggest problem of high-level nuclear waste - separating lanthanides from actinides

Liquid crystals rearrange to glow in three different colours

3 August 2011 News Archive

Scientists describe the first liquid crystal system that can luminesce in three colours from a single light-emitting centre

Archetypal lewis acid borane turned into a base

29 July 2011 News Archive

Carbenes stabilise an electron-rich borane centre to create a potential new class of ligands for transition metal catalysts

Glucose meter adapted to detect a range of targets

25 July 2011 News Archive

DNA's ability to recognise multiple targets has been exploited to turn personal glucose meters into a universal sensor

Chemists create a molecular ship in a bottle

22 July 2011 News Archive

A polyhedral molecular cage held together by dozens of hydrogen bonds may lead to new framework materials

Natural products synthesised via a single parent molecule

14 July 2011 News Archive

Researchers take a leaf out of nature's book to synthesise a diverse range of natural products from a single precursor

Speedy algal wound response revealed

6 July 2011 News Archive

The method of repair used by a marine alga to rapidly heal breaches in its cell wall could inspire new adhesives

A cool way to store hydrogen?

28 June 2011 News Archive

Forget MOFs and carbon nanotubes - perhaps the best way to store hydrogen is already sitting in the freezer compartment

Breaking the carbon-fluorine bond

23 June 2011 News Archive

The bonds between alkyl carbon and fluorine atoms are notoriously tough to break - could an iridium complex be the answer?

Synthesising red wine's overlooked chemical secrets

22 June 2011 News Archive

Chemists have synthesised resveratrol oligomers, polyphenols found in grapes, which might have medicinal properties

Chatty nanoparticles signal to each other to attack tumours

20 June 2011 News Archive

Nanoparticles that communicate with one another can work together to deliver large doses of drugs to tumour cells

Nanoboxes given optoelectronic function

17 June 2011 News Archive

The boundaries of nano-engineering have been stretched a little further thanks to a 100nm hollow cube with gold patterning

A new spin on protein NMR

14 June 2011 News Archive

A new way to study proteins using NMR has been developed by Italian and German researchers

An electric partnership

2 June 2011 News Archive

Unlikely pairing of bacteria provides each one with chemicals to their mutual current-generating benefit in a bioelectrochemical reactor