Claim 1 - "A microelectromechanical resonator comprising: a microelectromechanical resonant structure characterized by a mass and one or more selectively doped regions; a vaporizable material for altering the mass of the resonant structure.".    From Wordnik.com.  [Archive 2006-10-01] Reference

Now, thallium is a much more fusible and vaporizable metal than silver; and its vapour facilitates the passage of the electricity to such a degree, as to render the current almost incompetent to vaporize the more refractory silver.    From Wordnik.com.  [Six Lectures on Light Delivered In The United States In 1872-1873] Reference

The hot springs and volcanoes work swiftly and directly, and return the water, the carbon dioxide, and a host of other vaporizable and soluble and fusible substances to the realm of solar activity, to the living surface zone of the earth.    From Wordnik.com.  [Outlines of the Earth's History A Popular Study in Physiography] Reference