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  1. Membrane Solvent Extraction to Recover Rare Earth Elements

    CEP Article | AIChE | The Global Home of Chemical Engineers
    2023 March Syed Z. Islam Shailesh Dangwal Ramesh Bhave Membrane solvent extraction provides an energy-efficient and environmentally friendly process to recover rare earth elements from electronic waste. Rare earth elements (REEs) — particularly dysprosium ...

  2. Ultrasonic Separation in Bioethanol Refining

    CEP Article | AIChE | The Global Home of Chemical Engineers
    2023 March Junli Liu Arne J. Pearlstein Hao Feng Ultrasonic separation opens new possibilities for liquid-liquid separation due to its high energy efficiency and lack of phase equilibrium constraints, but some challenges need to be overcome before it can ...

  5. Editorial: Safety Above All Else

    CEP Article | AIChE | The Global Home of Chemical Engineers
    2023 March Emily Petruzzelli Process safety is a core practice of chemical engineers. As we watched the events unfold in East Palestine, OH, last month, it was a sobering reminder of this core practice. Chemical precursors — like vinyl chloride and butyl ...

  6. New Products: March 2023

    CEP Article | AIChE | The Global Home of Chemical Engineers
    2023 March Laboratory Equipment Electron Microscope Produces High-Quality Images The Glacios 2 cryo-transmission electron microscope (cryo-TEM) improves cryo-electron microscopy (cryo-EM) research in structure-based drug discovery. Automation features inc ...

  7. Process Safety Beacon: Toxic Gases Require Special Precautions

    CEP Article | AIChE | The Global Home of Chemical Engineers
    2023 March ▲ A chlorine gas release occurred during a loading operation. Image source: AFP photo/Al Mamlaka TV. On June 27, 2022, a crane was loading a 25-ton isotainer of liquefied chlorine gas onto a ship in Aqaba, Jordan. A lifting cable snapped, and t ...

  8. CEP: News Update

    CEP Article | AIChE | The Global Home of Chemical Engineers
    2023 March Nuclear Regulatory Commission Certifies First Small Nuclear Reactor Design For the first time, the U.S. Nuclear Regulatory Commission has certified a small modular nuclear reactor (SMR) design for use in power plants. Scientists Find High PFAS ...

  9. Site Selection and Buffer Zone Maintenance

    CEP Article | AIChE | The Global Home of Chemical Engineers
    2023 March Karen Study John Currie Sections Past incidents necessitate buffer zones The Dow Chemical Company Greenbelt Standard History of the Greenbelt Standard Drive for continuous improvement Program results Program partnership Effective greenbelt mana ...

  10. AIChE Journal Highlight: Nitrate Recycling from Agricultural Drainage

    CEP Article | AIChE | The Global Home of Chemical Engineers
    2023 February Ammonia-based fertilizers are vital for modern industrial farming. However, their production and application have several deleterious impacts on the environment and human health. Producing ammonia (through the Haber-Bosch process) consumes 1 ...

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