This application relates to nanoparticles, including nanoparticles derived from a plasma, and their use in the formation of conjugates. The nanoparticles can be stably conjugated to a wide variety of second species, forming conjugates which can be used, for example, in therapeutic, diagnostic and experimental methods.

This application relates to nanoparticles, including nanoparticles derived from a plasma, and their use in the formation of conjugates. The nanoparticles can be stably conjugated to a wide variety of second species, forming conjugates which can be used, for example, in therapeutic, diagnostic and experimental methods.

Compositions and methods for functionalizing a variety of surfaces are provided herein. The compositions include compounds of formula (I), which react with azido compounds (R-N.sub.3) to form cycloadducts that can spontaneously polymerize on a surface. The R-group in the azido compound can be any molecule of interest, including small molecules and macromolecules

Compositions and methods for functionalizing a variety of surfaces are provided herein. The compositions include compounds of formula (I), which react with azido compounds (R-N.sub.3) to form cycloadducts that can spontaneously polymerize on a surface. The R-group in the azido compound can be any molecule of interest, including small molecules and macromolecules

Provided herein are compounds that can be used as a catalyst to form cyclic polymers, methods of making and using the same. For example, provided herein are compounds of formula (I) or (II):

##STR00001##

Provided herein are compounds that can be used as a catalyst to form cyclic polymers, methods of making and using the same. For example, provided herein are compounds of formula (I) or (II):

##STR00001##

This application relates to nanoparticles, including nanoparticles derived from a plasma, and their use in the formation of conjugates. The nanoparticles can be stably conjugated to a wide variety of second species, forming conjugates which can be used, for example, in therapeutic, diagnostic and experimental methods.

This application relates to nanoparticles, including nanoparticles derived from a plasma, and their use in the formation of conjugates. The nanoparticles can be stably conjugated to a wide variety of second species, forming conjugates which can be used, for example, in therapeutic, diagnostic and experimental methods.

A polydifluoroacetylene containing a C═C bond and a C—F bond, the polydifluoroacetylene having a solubility of 0.2 g/10 g or less in dimethylformamide (DMF) at 25° C. Also disclosed is a method for producing the polydifluoroacetylene, a precursor polymer for providing the polydifluoroacetylene, a molded article including the polydifluoroacetylene and a polydifluoroacetylene powder.

A polydifluoroacetylene containing a C═C bond and a C—F bond, the polydifluoroacetylene having a solubility of 0.2 g/10 g or less in dimethylformamide (DMF) at 25° C. Also disclosed is a method for producing the polydifluoroacetylene, a precursor polymer for providing the polydifluoroacetylene, a molded article including the polydifluoroacetylene and a polydifluoroacetylene powder.