Materials and Chemicals

HEADLINES ARCHIVE

  • Jet Biofuel Installation Opens at Oslo Airport

    Jet biofuel is being supplied directly into the airport's existing fuel hydrant system, demonstrating that biofuel can use existing physical infrastructure and significantly reducing logistical costs.

  • Graphene Composite May Keep Wings Ice-Free

    When a small voltage was applied, a thin coating of graphene nanoribbons delivered electrothermal heat, which melted the ice on a helicopter blade.

  • Global Nitrogen Footprint Mapped for the First Time

    The United States, China, India and Brazil are responsible for 46% of the world's nitrogen emissions.

  • Sweat Sensors Provide Health Feedback to Athletes

    The researchers used more than 10 integrated circuit chips to take measurements from the sensors, amplify the signals, adjust for temperature changes and wirelessly transmit the data.

  • New Material Substantially Reduces Nitrogen from Diesel

    New technology will allow Pemex, the country's national oil company, to generate ultra-low-sulfur diesel (ULSD) more quickly and cheaply.

  • Lower-Cost Biochemical Production Developed

    One of the first polymers under development is PTF—a 100% recyclable molecule that, when used to make bottles, substantially improves gas-barrier properties compared to other polyesters.

  • Researchers’ Findings Could Lead to More Durable Concrete

    Analysis shows that pores of different sizes play roles in determining concrete’s durability.

  • Researchers Unveil a Hybrid Class of Polymers

    The hybrid polymer is composed of both rigid and soft nano-sized compartments .

  • Innovative Cooling Process for Refrigeration

    The process removes heat from a space by allowing a shape memory material to relax and cool.

  • HP Aims to Rev Up 3D Printing

    The core technology is being tested and HP plans to unveil the printer later in 2016.

  • Innovative Way to Print 3D Metals and Alloys

    The method bypasses the powder bed and energy beam approach and uncouples the two-step process of printing the structure and fusing its layers.

  • Engineered Bacteria Creates Bio-pathway to Green Plastics

    Researchers have built an artificial biosynthetic pathway to produce 1,4-butanediol, or BDO.

  • Striking Gold from E-waste

    A less toxic and cheaper means of gold recovery from electronic waste is reported by a research team.

  • Chemical "Fingerprint" Identifies Bogus Spanish Spice

    Analysis revealed that 26 of 44 samples were neither grown nor processed in Spain.

  • Sulfur-Based Concrete for Martian Shelters

    The concrete uses a soil simulant created by NASA in place of gravel, and molten sulfur in place of water.

  • Self-Healing Conducting Polymer Gel

    The self-healing properties could also work in applications like robotics, where failure in wiring systems can be difficult and costly to repair.

  • Biofuel Production from CO2

    The method purifies carbon dioxide from flue gases by absorbing it into a liquid, which is pumped through fiber membranes that can be immersed into microalgae beds.

  • A Specifying Engineer’s Guide to Water Treatment

    Project developers often do not fully understand the importance of water treatment and steam generation chemistry. Here’s what you need to know.

  • Lower-Cost Solar Cells Without Doping

    The study demonstrated a dopant-free silicon cell with an average efficiency above 19%.

  • Marine Worm Inspires Wet Glue

    Sandcastle worms secrete an adhesive to build a tube reef in intertidal environments where wind and wave velocity often exceed 25 meters per second.

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