Institute;
of;
Environmental;
Chemistry,;
Southwest;
China;
Normal;
University,;
Chongqing;
400715,;
China;
Institute;
of;
Environmental;
Chemistry,;
Southwest;
China;
Normal;
University,;
Chongqing;
400715,;
China;
Department;
of;
Resource;
and;
Environmental;
Science,;
Guangxi;
Normal;
University,;
Guilin;
541004,;
China;
Institute;
of;
Environmental;
Chemistry,;
Southwest;
China;
Normal;
University,;
Chongqing;
400715,;
China;
Institute;
of;
Environmental;
Chemistry,;
Southwest;
China;
Normal;
University,;
Chongqing;
400715,;
China;
HgX2n; nanoparticle,; absorption; spectra,; Rayleigh; scattering,; resonance; Rayleigh; scattering.;