Paper presentationtue.iitm.ac.in/Teaching_and_Presentation... · Complete conversion of one...

22
Paper presentation Atanu Ghosh 20-11-2015

Transcript of Paper presentationtue.iitm.ac.in/Teaching_and_Presentation... · Complete conversion of one...

Page 1: Paper presentationtue.iitm.ac.in/Teaching_and_Presentation... · Complete conversion of one atomically precise cluster to another atomically precise Au28 Au25 Au20 150 times TBBT

Paper presentation

Atanu Ghosh20-11-2015

Page 2: Paper presentationtue.iitm.ac.in/Teaching_and_Presentation... · Complete conversion of one atomically precise cluster to another atomically precise Au28 Au25 Au20 150 times TBBT
Page 3: Paper presentationtue.iitm.ac.in/Teaching_and_Presentation... · Complete conversion of one atomically precise cluster to another atomically precise Au28 Au25 Au20 150 times TBBT
Page 4: Paper presentationtue.iitm.ac.in/Teaching_and_Presentation... · Complete conversion of one atomically precise cluster to another atomically precise Au28 Au25 Au20 150 times TBBT

Direct synthesis of silver cluster

Solvent: DCM, Methanol

Reagent: AgNO3, thiol, Triethylamine PPh4+Br- and NaBH4

Material synthesized: Ag44, Ag32Au12 (), Ag25, Ag24Pd,

Solvent: DCM, Methanol

Reagent: AgNO3, thiol, Triethylamine PPh4+Br- and NaBH4

Material synthesized: Ag44, Ag32Au12, Ag25, Ag24Pd,

Solvent: DCM, Methanol

Reagent: AgNO3, thiol, PPh3, and NaBH4

Material synthesized: Ag29

Page 5: Paper presentationtue.iitm.ac.in/Teaching_and_Presentation... · Complete conversion of one atomically precise cluster to another atomically precise Au28 Au25 Au20 150 times TBBT

All-thiol-stabilized Ag-44 and Au12Ag32

nanoparticles with single-crystal structures

Page 6: Paper presentationtue.iitm.ac.in/Teaching_and_Presentation... · Complete conversion of one atomically precise cluster to another atomically precise Au28 Au25 Au20 150 times TBBT
Page 7: Paper presentationtue.iitm.ac.in/Teaching_and_Presentation... · Complete conversion of one atomically precise cluster to another atomically precise Au28 Au25 Au20 150 times TBBT
Page 8: Paper presentationtue.iitm.ac.in/Teaching_and_Presentation... · Complete conversion of one atomically precise cluster to another atomically precise Au28 Au25 Au20 150 times TBBT
Page 9: Paper presentationtue.iitm.ac.in/Teaching_and_Presentation... · Complete conversion of one atomically precise cluster to another atomically precise Au28 Au25 Au20 150 times TBBT
Page 10: Paper presentationtue.iitm.ac.in/Teaching_and_Presentation... · Complete conversion of one atomically precise cluster to another atomically precise Au28 Au25 Au20 150 times TBBT

Complete conversion of one atomically precise cluster to another

atomically precise

Au28

Au25

Au20

150 timesTBBT

Au99

Au144

Au133

TBBT

HSPh

Au36

Au38

Au40

Page 11: Paper presentationtue.iitm.ac.in/Teaching_and_Presentation... · Complete conversion of one atomically precise cluster to another atomically precise Au28 Au25 Au20 150 times TBBT
Page 12: Paper presentationtue.iitm.ac.in/Teaching_and_Presentation... · Complete conversion of one atomically precise cluster to another atomically precise Au28 Au25 Au20 150 times TBBT
Page 13: Paper presentationtue.iitm.ac.in/Teaching_and_Presentation... · Complete conversion of one atomically precise cluster to another atomically precise Au28 Au25 Au20 150 times TBBT
Page 14: Paper presentationtue.iitm.ac.in/Teaching_and_Presentation... · Complete conversion of one atomically precise cluster to another atomically precise Au28 Au25 Au20 150 times TBBT
Page 15: Paper presentationtue.iitm.ac.in/Teaching_and_Presentation... · Complete conversion of one atomically precise cluster to another atomically precise Au28 Au25 Au20 150 times TBBT

Synthesis of alloy clusters

Page 16: Paper presentationtue.iitm.ac.in/Teaching_and_Presentation... · Complete conversion of one atomically precise cluster to another atomically precise Au28 Au25 Au20 150 times TBBT
Page 17: Paper presentationtue.iitm.ac.in/Teaching_and_Presentation... · Complete conversion of one atomically precise cluster to another atomically precise Au28 Au25 Au20 150 times TBBT

Ag29 No alloy reported

Page 18: Paper presentationtue.iitm.ac.in/Teaching_and_Presentation... · Complete conversion of one atomically precise cluster to another atomically precise Au28 Au25 Au20 150 times TBBT

Comparison of properties of different silver clusters

Page 19: Paper presentationtue.iitm.ac.in/Teaching_and_Presentation... · Complete conversion of one atomically precise cluster to another atomically precise Au28 Au25 Au20 150 times TBBT

Others

Page 20: Paper presentationtue.iitm.ac.in/Teaching_and_Presentation... · Complete conversion of one atomically precise cluster to another atomically precise Au28 Au25 Au20 150 times TBBT
Page 21: Paper presentationtue.iitm.ac.in/Teaching_and_Presentation... · Complete conversion of one atomically precise cluster to another atomically precise Au28 Au25 Au20 150 times TBBT

Angew. Chem. Int. Ed. 2015, 54, 9826 –9829

Page 22: Paper presentationtue.iitm.ac.in/Teaching_and_Presentation... · Complete conversion of one atomically precise cluster to another atomically precise Au28 Au25 Au20 150 times TBBT