Standoff Methods for the Detection of Threat Agents: A Review of Several Promising Laser-Based Techniques

<table>(a) LIBS signal from ceramic alumina target for Nd:YAG laser initiated plasma. (b) LIBS emission signal for a Nd:YAG laser initiated plasma and CO<sub>2</sub> laser enhancement.</table>

Journal of Spectroscopy

fig11

Figure 11

Figure 11: Standoff Methods for the Detection of Threat Agents: A Review of Several Promising Laser-Based Techniques 