20世纪初,伴随着放射性元素的发现和迅速医用化,镭被广泛应用到人们生活的各个领域并受到公众的追捧。“一战”时期美国镭公司(United States Radium Corporation)将镭应用至夜光产品的生产上,并雇佣大批女工进行产品涂装。由于长期暴...20世纪初,伴随着放射性元素的发现和迅速医用化,镭被广泛应用到人们生活的各个领域并受到公众的追捧。“一战”时期美国镭公司(United States Radium Corporation)将镭应用至夜光产品的生产上,并雇佣大批女工进行产品涂装。由于长期暴露在放射性环境中,该公司大批女工出现镭中毒症状甚至因此死亡。事情一经公开便产生了强烈的社会影响,史称“镭姑娘事件”(Radium Girls)。该事件是科学家和公众对放射性认知转变的重要节点,也激发了人们对新兴科学及其潜在应用风险的伦理思考,成为了科学史上一个重要的科技伦理案例。研究认为:在新兴科学从实验室走向市场的过程中,包括科学家在内的各群体应充分考虑科技伦理责任,积极防控和处理新兴科学的潜在风险,引导公众理性看待新兴科学的应用。展开更多
Affected by the development of downstream devices and terminal products,production of RE phosphors showed some new features in recent years.Firstly,booming of flat panel displays continuously reduces the yield of phos...Affected by the development of downstream devices and terminal products,production of RE phosphors showed some new features in recent years.Firstly,booming of flat panel displays continuously reduces the yield of phosphors for CRT; Secondly,popularization of RE fluorescent lamps promotes the development of three prime color phosphors for lamps; And the thirdly,rare earth phosphors for PDP,cold cathode fluorescent lamps used in LCD backlight sources and semi conductor illuminating LED have been put into commercial production.展开更多
文摘20世纪初,伴随着放射性元素的发现和迅速医用化,镭被广泛应用到人们生活的各个领域并受到公众的追捧。“一战”时期美国镭公司(United States Radium Corporation)将镭应用至夜光产品的生产上,并雇佣大批女工进行产品涂装。由于长期暴露在放射性环境中,该公司大批女工出现镭中毒症状甚至因此死亡。事情一经公开便产生了强烈的社会影响,史称“镭姑娘事件”(Radium Girls)。该事件是科学家和公众对放射性认知转变的重要节点,也激发了人们对新兴科学及其潜在应用风险的伦理思考,成为了科学史上一个重要的科技伦理案例。研究认为:在新兴科学从实验室走向市场的过程中,包括科学家在内的各群体应充分考虑科技伦理责任,积极防控和处理新兴科学的潜在风险,引导公众理性看待新兴科学的应用。
文摘Affected by the development of downstream devices and terminal products,production of RE phosphors showed some new features in recent years.Firstly,booming of flat panel displays continuously reduces the yield of phosphors for CRT; Secondly,popularization of RE fluorescent lamps promotes the development of three prime color phosphors for lamps; And the thirdly,rare earth phosphors for PDP,cold cathode fluorescent lamps used in LCD backlight sources and semi conductor illuminating LED have been put into commercial production.