Zhang Lian, Wang Hua-Yu, Wang Ning, Tao Can, Zhai Xue-Lin, Ma Ping-Zhun, Zhong Ying, Liu Hai-Tao. Broadband enhancement of spontaneous emission by optical dipole nanoantenna on metallic substrate: An intuitive model of surface plasmon polaritonJ. Acta Physica Sinica, 2022, 71(11): 118101. DOI: 10.7498/aps.70.20212290