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Com parison be tw e e n calculate d LDOS and m e asure d NEXAFS for carbon allotrope s
 

Summary: Com parison be tw e e n calculate d LDOS and
m e asure d NEXAFS for carbon allotrope s
and m ixture s
Eduardo W arszaw sk i, Alon H offm an, Am ih ai Silve rm an and Joan Adle r - Te ch nion
INTRODUCTION
Carbon tak e s m any diffe re ntform s (allotrope s) and h as a
fantastic range ofprope rtie s. Diffe re nte le ctronic
configurations give diffe re ntge om e ticalstructure s. Th e
"bonds'' be tw e e n atom s are such th atcarbon atom s h ave 3 in-
plane ne are stne igh bours in sh e e ts ofgraph ite bonde d by sp2
orbitals and 4 ne igh bours in an sp3 bonde d diam ond lattice .
Th e nature and prope rtie s ofth in diam ond film s are affe cte d
by th e grow th conditions. Th e re fore w e e xplore diffe re ntpure
and m ixe d carbon allotrope s including diam ond,
graph e ne /graph ite , am orph ous carbon and m ixture s ofth e
above . W e plan to include h ydroge n atom s in our sam ple s to
study th e th in film grow th proce ss.
Afte r cre ating carbon sam ple s w ith spe cific fe ature s (such as
vacancie s, or graph ite /diam ond boundarie s) w e obse rve our
sam ple s w ith th e AViz atom istic visualization pack age and

  

Source: Adler, Joan - Physics Department, Technion, Israel Institute of Technology

 

Collections: Physics