A cylindrical wave expansion method is developed to obtain the scattering field for an ideal two-dimensional cylindrical invisibility cloak. A near-i...
We obtained the energy transport velocity distribution for a three dimensional ideal cloak explicitly. Near the operation frequency, the energy trans...
java面试笔试题大汇总 ~很全面 java面试笔试题大汇总 第一，谈谈final, finally, finalize的区别。 最常被问到。 第二，Anonymous Inner Class (匿名内部类) 是否可以extends(继承)其它类，是否可以implemen...
orcle单表多表练习，select语句，inner join等基本语句的练习...
This paper presents a new type of electromagnetic damper with rotating inertial mass that has been devel oped to control the vibrations of struc...
