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[C&EN November 4, 2008]

Nanotubes Deemed Different From Carbon

EPA clarifies to industry that material must be treated as new substance.


[C&EN November 3, 2008]

Natural Enzyme Degrades Nanotubes

Horseradish peroxidase and hydrogen peroxide may provide a way to break down carbon nanotubes in the environment.

[C&EN October 20, 2008]

Probing Hazards Of Nanomaterials

Two new centers will orchestrate studies of possible biological and environmental effects.

[C&EN October 6, 2008]

Get Ready For Nanotech Food

Nanoscale materials are hitting the U.S. market in a wide range of food products.

[ES&T October 1, 2008]

Nanosilver toxicity: ions, nanoparticles–or both?

Researchers continue to question whether nanosilver's toxicity arises from its size or its ability to release silver ions.

[C&EN September 22, 2008]

Imaging Molecular Escapes

Method lets researchers watch hydrocarbon chains pass through pores in a nanotube.

[C&EN September 22, 2008]

Catching Catalyst Particles In Action

Analytical methods for probing catalytic nanocrystals while they mediate chemical reactions can uncover insights that lead to better catalysts.

[C&EN September 22, 2008]

Colloidal Dumbbells Form Chiral Chains

Silica nanoparticles joined together by iron oxide line up in a magnetic field to make chiral colloidal helices.

[C&EN September 15, 2008]

Evaluating Nanomaterials

Research alliance will develop means to predict hazards of nanoscale materials.

[C&EN September 15, 2008]

STM Reveals Bimetallic Nanoclusters

High-resolution scanning tunneling microscopy (HRSTM) has afforded researchers an atomic-scale view of a triangle-shaped bimetallic catalyst deposited on a silica substrate for the first time.

[C&EN September 15, 2008]

Making Borosilicate Nanoparticles Is Now Possible

A team of researchers at the Swiss Federal Institute of Technology, Lausanne, reports the first synthesis and characterization of borosilicate nanoparticles.

[C&EN August 11, 2008]

What's Next For Nanotechnology

Future of field lies in hands of the next administration

[C&EN August 4, 2008]

New Growth In Inorganic Nanopeapods

Nanoscientists have discovered a new way to grow inorganic nanopeapods--nanoscale shells that enclose a row of nanoparticles

[C&EN August 4, 2008]

Surface Patterning With Nanoprecision

By corralling self-assembled monolayers (SAMs) within the pores of a supramolecular network, chemists in Europe have developed a method for creating patterns over large surface areas with nanoscale precision

[C&EN July 28, 2008]

Measuring Mass With A Nanotube

Physicists at the University of California, Berkeley, have devised a nanotube-based mechanical sensor with atomic resolution that has several advantages over traditional mass spectrometers

[C&EN July 28, 2008]

Light-Controlled Nanowires

Researchers in China have prepared hybrid organic-inorganic semiconducting nanowires where electrical conductivity can be switched on and off with light

[C&EN July 28, 2008]

Flexible Circuits From Carbon Nanotubes

Random networks of single-walled carbon nanotubes can be used to construct high-performance integrated digital circuits on flexible plastic substrates, according to a new study

[C&EN July 21, 2008]

From Diseases To Devices

Amyloid fibrils are hallmarks of disease but also may provide a basis for advanced nanomaterials

[C&EN July 16, 2008]

Groups Encourage Nanomaterial Stewardship

Some fear EPA's voluntary program could become mandatory if more companies don't step up

[C&EN July 7, 2008]

Sorting Nanotubes

Chemical coating winnows tiny carbon tubes by chirality

[C&EN July 7, 2008]

Compact Bulbs Made Safer

Selenium sorbent lowers risk of mercury exposure from light bulbs

[C&EN June 23, 2008]

Congress Addresses Nanotechnology

Bill reauthorizes federal initiative to monitor and guide R&D in emerging area

[C&EN June 23, 2008]

Nanotube Membranes Desalinate Water

Arrays of densely packed, vertically aligned carbon nanotubes can serve as membranes to filter ions out of water

[C&EN June 23, 2008]

Electron Microscopy For Chemists

Advances in imaging and elemental analysis move TEM toward the realm of analytical chemistry

[C&EN June 9, 2008]

Nanowire Membrane Sops Up Oil

When placed on an oil spill, a thin nanowire mesh membrane material selectively absorbs the oil and leaves water behind

[C&EN June 9, 2008]

Nanoparticles Guide Protein Folding

Coated gold nanoparticles can help denatured proteins refold properly, according to a study.

[ES&T June 4, 2008]

The twin toxics: nanotubes and asbestos

A new study shows that carbon nanotubes that look like asbestos can cause similar health effects.

[C&EN June 2, 2008]

Kavli Prize Winners

Nanoscience award recipients developed quantum dots, carbon nanotubes.

[C&EN May 26, 2008]

Nanotube Inflammation

Long, thin carbon structures exhibit asbestos-like pathogenicity in mice.

[C&EN May 5, 2008]


A new twist on nanowire growth leads to stunning structures.

[C&EN May 5, 2008]

How to dissolve your carbon nanotubes

Although carbon nanotubes are generally regarded as insoluble in all solvents.

[C&EN May 5, 2008]

Souped-up nanomotors

Drop a bimetal nanowire, composed of a segment of gold and a segment of platinum, into a solution of aqueous hydrogen peroxide and the tiny rod will chug along at about 8 µm/second.

[C&EN May 5, 2008]

Nano-biointeractions need more study

A coordinated global research effort is needed to predict how engineered nanoparticles will interact with biological systems.

[C&EN April 30, 2008]

Firing Up The Tank With Nanoparticles

Aluminum or aluminum oxide particles could help improve fuel efficiency.

[C&EN April 21, 2008]

Nano TV Series Debuts

Public broadcasting provides a forum for discussing the risks and benefits of nanotechnology.

[C&EN April 21, 2008]

Peptide Nanostructure Kills Cancer Cells

By adding crown ether moieties to a polypeptide, chemists in Canada have created a nanoscale chemotherapeutic compound that can selectively and efficiently kill prostate cancer cells (Chem. Commun., DOI: 10.1039/b800528a).

[C&EN April 21, 2008]

Nanocomposite Strategy Eliminates Matrix

The narrow spectral width and high quantum efficiency of lanthanide spectral emission make rare-earth-doped nanocrystals good candidates for optical materials.

[ES&T April 9, 2008]

Silver socks have cloudy lining

A first assessment of socks containing silver nanoparticles, meant to cut down on foot odors, shows that the fabrics release most of the tiny particles in the wash—and possibly into the environment via solid waste from water treatment plants.

[C&EN April 7, 2008]

Toxic Socks

Silver nanoparticles intended to control odor release in the wash.

[C&EN April 7, 2008]

Nanobacteria May Only Be Nanoparticles

Nanobacteria are a putative novel life form first identified in the 1990s and implicated in the origin of life and in a variety of diseases.

[C&EN March 31, 2008]

Building Businesses

Turning university research into products takes time, money, and initiative as four nanotechnology companies' experiences show.

[C&EN March 31, 2008]

Stock Market

Indexes Track Pool Of Public Nanotech Companies.

[C&EN March 31, 2008]

Deciphering Nanoethics

Book is a guide to the future even if the ethical questions have not yet matured.

[ES&T April 1, 2008]

All nanotubes are not created equal

Significant differences among different single-walled carbon nanotubes make it difficult to model their environmental risk.

[AC April 1, 2008]

Photothermal Methods for Single Nonluminescent Nano-Objects

New optical methods allow the detection of tiny individual nano-objects, opening a wide range of applications.

[C&EN March 17, 2008]

FDA Confronts Nanotechnology

Agency believes it has the authority it needs to regulate nanomaterials.

[C&EN March 3, 2008]

Nanotech Strategy

Prioritizing federal efforts for studying health and safety of nanomaterials evolves.

[C&EN February 21, 2008]

Gecko Feet Inspire Medical Adhesive

Nanostructured polymers may replace sutures and staples.

[ES&T February 20, 2008]

Risks of nanotechnology remain uncertain

Despite an onslaught of research, scientists cannot say which nanomaterials are hazardous to the environment or human health.

[C&EN February 18, 2008]

Powerful Threads

Kevlar-nanowire hybrid collects energy from gentle friction.

[C&EN January 31, 2008]

DNA-Guided Crystallization

Selective biochemical interactions organize metal nanoparticles.

[C&EN January 28, 2008]

Graphene Ribbons

Slim carbon strips show promise as semiconductors.

[C&EN January 21, 2008]

Nanotubes Create Darkest Dark Material

Materials science has a dark side. Researchers report that they have made the world's darkest material from a low-density, vertically aligned array of carbon nanotubes.

[C&EN January 7, 2008]

Strategic Plan For U.S. Nanotech Updated

As mandated by law, the strategic plan that guides the National Nanotechnology Initiative has been updated to reflect progress in the field.

» Latest Multimedia

» Videos

November 3, 2008

Employment Outlook: Extreme Chemistry

Chemists working in extreme environments mix science with adventure

October 6, 2008

Networking Know-How

It's not just about finding a job, it's about building relationships

September 29, 2008

C&EN Talks With Stephen Lyons

A television producer's take on what makes good chemistry for the small screen

September 22, 2008

Hybrid Polymers For Healing Voices

Elastin mimics could help grow new vocal cords.

September 15, 2008

Making Borosilicate Nanoparticles Is Now Possible

Researchers used video microscopy to observe the synthesis of borosilicate nanoparticles.

September 15, 2008

Newscripts: Grow A Home

This simulation offers an in-depth look at Plantware's proposed ecoarchitectural process.

September 1, 2008

Bringing Life To Deadly Accidents

Chemical safety board finds a powerful, popular tool in animated videos of chemical plant accidents

August 28, 2008

Camera Iris Mechanism Saves Bacteria

Complementary approaches capture ion channel in its open form

August 19, 2008

Tiny Devices Get A Grip

Tetherless grippers grab and move wee objects

July 21, 2008

Spreading The Joy Of Science

Bayer's worldwide educational programs show students and the public the wonder of science

July 17, 2008

Gold Complex Changes Color Reversibly

Grinding and exposure to solvents trigger phase transformations and color changes

July 7, 2008

What's That Stuff? Bowling Balls

Knocking down pins and getting strikes with polymer science and surface chemistry

July 7, 2008

Took Only A Spark

This Chemical Safety & Hazard Investigation Board video of Barton Solvents plant's destruction explains how a tank farm explosion and fire could have been avoided with proper equipment grounding and better handling of nonconductive flammable liquids

July 7, 2008

Follow The Green Spot

An ultraviolet-light-emitting diode creates a green cloud in a photochromic solution

June 23, 2008

Electron Microscopy For Chemists

Advances in imaging and elemental analysis move TEM toward the realm of analytical chemistry

June 23, 2008

Molecular Cage May Contain ... Nothing

Self-assembled prisms may enclose empty spaces rather than solvent

June 18, 2008

Chaperonin's Lid Works Like A Camera's Iris

Proteins lid shuts to give proteins privacy while folding inside

» Photo Galleries

October 27, 2008

What's That Stuff? Plasma Globes

Inert gases and electricity combine to generate colored streamers of light

September 1, 2008

Scenes From The ACS National Meeting In Philadelphia

August 18, 2008

Converging Pathways

Chemical companies and environmentalists edge closer together in the pursuit of sustainability

August 4, 2008

Flooded Out Of Their Labs

Displaced University of Iowa faculty strive to advance research while waiting to learn extent of lab damage

July 28, 2008

Sugar-Coated Science

Cooking and comedy combine for some sweet results

June 30, 2008

Materials Matter

Quirky library bridges the gap between matter and design

April 7, 2008

Surface Science's Sage

Priestley Medalist Gabor A. Somorjai has been advancing surface chemistry for nearly five decades

April 7, 2008

Molecular Chemistry And Catalysis By Surfaces

» Podcasts

August 21, 2007

Applications in Drug Discovery Podcasts

Couldn't make it to the Analytical Pavilion at the national meeting in Boston? Download C&EN podcasts of the speakers at the pavilion.

August 20, 2007

Roald Hoffmann: Chemist and Poet

Roald Hoffmann reads some of his poetry from the C&EN booth.

» Interactive

June 11, 2007

CAS Timeline

100 years of progress from volunteers and index cards to cutting edge computers, see the progress of CAS.

June 11, 2007

The Incredible Vastness of Data

In the hands of CAS, a morass of data points ends up telling epic research stories, page by page.

» C&EN Blogroll


» C&EN's Amanda Yarnell reports from CHEMRAWN XII in Cape Town, South Africa, where chemists from around the continent and the world have gathered to discuss their efforts to ensure an adequate and sustainable supply of food for the people of Africa.

Live from Bali: The UN Climate Change Conference

» Daily dispatches of news and observations from The United Nations Climate Change Conference in Bali, Indonesia from Environmental Science & Technology's Erika Engelhaupt.

Blog: ACS Fall National Meeting 2007

» Daily dispatches from the 234rd National Meeting & Exposition in Boston from Chemical & Engineering News reporters.

Chemistry's Long Tail

» Taken together, three books describe a future for working chemists who will need something different from their professional society

Blog: Brazil!

» Daily dispatches from a 10-day research and meeting trip in Brazil from Chemical & Engineering News and Environmental Science & Technology reporters.

Blog: ACS Spring National Meeting 2007

» Daily dispatches from the 233rd National Meeting & Exposition in Chicago by Chemical & Engineering News reporters.

Blog: ACS Fall National Meeting 2006

» Daily dispatches from the 2006 ACS Fall National Meeting in San Francisco from Chemical & Engineering News reporters.

Blog: ACS Spring National Meeting 2006

» Daily dispatches from the 2006 ACS Spring National Meeting in Atlanta from Chemical & Engineering News reporters.

Blog: C&EN @ AAAS

» Daily dispatches from the AAAS 2006 Annual Meeting by a pair of Chemical & Engineering News reporters.

» 234th ACS National Meeting

Roald Hoffmann: Chemist And Poet

Roald Hoffmann reads some of his poetry from the C&EN booth.

Introduction by C&EN Managing Editor Ivan Amato

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Low Bandwidth | High Bandwidth

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