Depending on the shape, structure, size, and synthesis process, the dimensions of nanoscaled materials can be:
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There are 4 major approaches used in nanotechnology:
The 4 goals declared in the National Nanotechnology Initiative: Strategic Plan 2016 (US) are:
Generic steps undertaken to produce nanomaterials are:
患者,男,36岁,吸烟史20年,近几个月咳嗽较重。其女儿读初中、住校,儿子刚上幼儿园,其妻子劝其戒烟,但患者认为已经吸烟几十年了,怕戒不掉,况且就这一个爱好,不想戒断,还说那多人吸烟不也没事儿。请用健康信念模式分析其健康信念的形成主要受哪几种因素的影响?