介绍了一种用布拉格光纤光栅制作啁啾光纤光栅的方法。采用氢氟酸腐蚀布拉格光纤光栅,使光栅的横截面沿光栅轴向逐渐变小,然后对光......

　　Flexoelectricity describes the linear response of electrical polarization to a strain gradient,which has drawn more ......

　　Ceramic particle-reinforced metal-matrix composites (MMCp) exhibit strong size effect due to the development of geom......

A low carbon hypoeutectoid steel(0.19wt％C)with proeutectoid ferrite and pearlite dual-components was subjected to surface......