Search results for "catalysts"

  • Fuel-cell catalysts: Surpassing platinum

    About Overview Organization & Management Strategy Open Positions Access Research Researchers & L... earch in site Search Research Highlights Fuel-cell catalysts: Surpassing platinum 11/25/2019 Inexpensive cataly... ctivity is higher than that of platinum-containing catalysts (gray spheres: carbon atoms in carbon nanotubes; y... i Yabu and Hiroya Abe A new class of platinum-free catalysts that could lead to cheaper fuel cells has been des...
  • Lithium–oxygen batteries: Synergism between catalysts boosts efficiency

    About Overview Organization & Management Strategy Open Positions Access Research Researchers & L... lights Lithium–oxygen batteries: Synergism between catalysts boosts efficiency 05/25/2020 Using both solid and ... liquid catalysts enhances the energy efficiency of lithium–oxygen b... iafulvalene). © 2020 Mingwei Chen Solid and liquid catalysts in a lithium–oxygen rechargeable battery have a sy...
  • Nanoporous gold: Engineering surfaces to make better catalysts

    About Overview Organization & Management Strategy Open Positions Access Research Researchers & L... noporous gold: Engineering surfaces to make better catalysts 12/25/2017 Nanoporous gold catalysts can be made e... ay to enhance the effectiveness of nanoporous gold catalysts that involves sculpting their surfaces by applying... catalyst to speed up reactions. Gold nanoparticle catalysts have been widely investigated, but a more stable f...
  • Fuel cells: Improved cathodic catalysts

    About Overview Organization & Management Strategy Open Positions Access Research Researchers & L... Research Highlights Fuel cells: Improved cathodic catalysts 06/24/2013 An electrochemical dealloying method al... ation of highly active and tunable platinum–copper catalysts for the oxygen reduction reaction An illustration ... num to copper in the core of these nanoparticulate catalysts is particularly important for their function. “Con...
  • Elucidation on the degradation mechanism of nanoporous catalysts at the atomic level

    About Overview Organization & Management Strategy Open Positions Access Research Researchers & L... idation on the degradation mechanism of nanoporous catalysts at the atomic level 02/14/2014 Elucidation on the ... degradation mechanism of nanoporous catalysts at the atomic level Preventing degradation by crys... structure coarsening and degradation in nanoporous catalysts, a promising catalyst in automobile exhaust purifi...
  • Three-way catalysts: Cool way to make catalytic converters

    About Overview Organization & Management Strategy Open Positions Access Research Researchers & L... earch in site Search Research Highlights Three-way catalysts: Cool way to make catalytic converters 02/29/2016 ... degrees Celsius, making them promising for use as catalysts to control harmful emissions from vehicles 1 . Cat... alytic converters in cars use so-called three-way catalysts to convert noxious pollutants such as carbon monox...
  • Catalysis: A tale of two metals

    About Overview Organization & Management Strategy Open Positions Access Research Researchers & L... wo metals 10/31/2011 A nanoporous palladium-nickel catalyst shows promise for improved catalytic performance in... oys Platinum-based materials are traditionally the catalysts of choice for incorporation in fuel cells. In rece... idation and reduction reactions. On the nanoscale, catalysts formed from palladium or platinum nanoparticles ha...
  • Electrocatalysis: Holey gold boosts activity

    About Overview Organization & Management Strategy Open Positions Access Research Researchers & L... us gold provides a new way to obtain high-activity catalysts for hydrogen production Diagram depicting a monola... uld provide a new way to fabricate two-dimensional catalysts that possess both large effective surface areas an... duction is that most of them employ platinum-based catalysts, which are prohibitively expensive for practical a...
  • Nanostructured catalysts: Golden openings

    About Overview Organization & Management Strategy Open Positions Access Research Researchers & L... in site Search Research Highlights Nanostructured catalysts: Golden openings 01/31/2011 Thin gold sheets with ... nanoscale pores act as durable and reusable green catalysts Fig. 1: A nanoporous gold substrate can catalyze t... Zhang, W. & Inoue, A. Nanostructured materials as catalysts: Nanoporous-gold-catalyzed oxidation of organosila...
  • Development of advanced exhaust-gas catalyst

    About Overview Organization & Management Strategy Open Positions Access Research Researchers & L... re typical materials for heterogeneous exhaust-gas catalysts in automotive systems. However, their limited reso... ign has been reached. Production of the nanoporous catalysts can be easily scaled up (Fig.2), and they may be a... rational alternative to traditional precious-metal catalysts for automotive systems in the near future. Fig.1 S...