近日,中科院电工研究所应用超导重点实验室马衍伟研究组采用轧制织构和化学掺杂相结合的方法,研制出目前世界上临界传输电流性能最高的铁基线带材,相关成果发表在《应用物理快报》上。该方法的主要优点是工艺简单,成本低廉,有利于规模化制备,是新型铁基超导线带材的制备及其性能研究中的一项重要进展。 Recently, MA Yanwei Research Group, Key Laboratory of Applied Superconductivity, Institute of Electrical Engineering, Chinese Academy of Sciences, China, developed the world’s most advanced iron-based strip with critical transmission current by using a combination of rolling texture and chemical doping. Relevant achievements were published in “ Applied Physics Letters ”. The main advantages of this method are simple process, low cost and large scale preparation. It is an important progress in the preparation of new iron-based superconducting tapes and their properties.