A Novel Approach to Accumulate Superparamagnetic Particles in Aqueous Environment Using Time-Varying Magnetic Field. - Ya-Li Liu; Jing-Jie Chen; Fiaz Ahmad; Tuo-Di Zhang; Wei-Hong Guo; Ya-Jing Ye; Peng Shang; Da-Chuan Yin (IEEE Trans. Biomed. Eng., 2020)