Manufacturing conductive oxides as catalyst support for energy efficient production of hydrogen and ammonia

该项目的目标是通过结合制造技术和缺陷化学工程，将以二氧化硅、氧化铝和氧化锆为基础的传统绝缘催化剂载体氧化物转化为导电电子、质子和氧离子的导体，从而显著提高氢气和氨气的产率。目标：1.建立制造方案和化学掺杂策略，通过制造和化学掺杂相结合的方法将具有超宽带隙的高绝缘氧化物转化为导体。了解氧化物的制造方案、组成、结构和电学性能之间的关系。3.通过使用导电氧化物作为催化剂载体材料来测试并显著提高氢气和氨的生成速率。交付成果：1.新型催化剂载体氧化物导电电子(例如，Al_2O_3)或氧化物离子和电子(例如，Y稳定的氧化锆)，或氧化物离子、质子和电子(例如，Y掺杂BaZrO_3)2.合成导电氧化物的制造规程和成分设计3.新型导电氧化物中的缺陷化学和导电机理4.低能耗、低成本、长寿命的新一代质子交换膜电解槽和制氨技术。

The project's aim is to significantly enhance production rate of hydrogen and ammonia by transforming conventional insulating catalyst support oxides based on silica, alumina and zirconia into conductors that conduct electrons, protons and oxide ions via a combination of manufacturing techniques and defect chemistry engineering.Objectives:1. To establish manufacturing protocols and chemical doping strategies for transforming highly insulating oxides with ultra-wide bandgap into to conductors via a combination of manufacturing and chemical doping.2. To understand the relationships between manufacturing protocols, composition, structure, and electrical properties of oxides. 3. To test and significantly enhance production rate hydrogen and ammonia by utilising the conductive oxides as catalyst support materials.Deliverables:1. New catalyst support oxides conducting either electrons (e.g., Al2O3), or oxide ions and electrons (e.g., yttria-stabilized zirconia), or oxide ion, protons and electrons (e.g., Y doped BaZrO3)2. Manufacturing protocols and compositional designs for synthesising conductive oxides 3. Defect chemistry and electrical conduction mechanisms in the new conductive oxides4. Next-generation proton exchange membrane electrolysers and ammonia production technology with lower energy consumption, lower costs, and longer lifetime.