%0 Journal Article %K Environment %K Gas %K USA %K Emission %K Efficiency %K Behavior %K Ions %K Ablation %K Laser %K Laser ablation %K Laser ablation %K Spectroscopy %K Analysis %K Vaporization %K Intensities %K Intensity %K Time %K Ca %K E %K Inductively coupled plasma (icp) %K Inductively-coupled plasma %K Plasma %K Sample %K Sampling %K Atomic emission %K Atomic emission spectroscopy %K Chemical analysis %K Chemical analysis %K Emission spectroscopy %K Emission spectroscopy %K Icp %K Mechanism %K Noble gases %K Excitation %K Ga %K Ionization %K Picosecond %K Picosecond laser %K Picosecond laser ablation %K Laser sampling %K Dc %K Inductively-coupled plasma %K Laser ablation sampling %K Sensitivity %K Aes %K Ar %K Atmosphere %K Enhancement %K Gases %K He %K High sensitivity %K Improvement %K Ne %K Noble gases %K Plasma shielding %K Trace %K Trace analysis %A Amy P. K Leung %A Wing-Tat Chan %A Xianglei Mao %A Richard E Russo %B Analytical Chemistry %D 1998 %F Laser %G eng %M 105 %P 4709-4716 %T Influence of gas environment on picosecond laser ablation sampling efficiency and ICP conditions %V 70 %2 LBNL-42474