Technical Notes：

1Potassium graphite is a strong reducing agent, used for polymerization, alkylation, coupling reactions and other organic transformation.

2.Used in the N2 and CO2 reduction chemistry of lanthanides with TMS and Cp* ligands

3.Used for the formation of boron-boron double bonds

4.Used for iron catalyzed reduction of N2 to NH3

5.Used as a reducing agent for synthesis of various organometallic complexes5-71

6.Important component for potassium-ion batteries (8 101

7.Used for superconductivity studies [11-141

References:

1. Angew. Chem. Int. Ed. 2007, 46, 4486

2.Organometallics 2007, 26, 4737

3.J. Am. Chem. Soc. 2007, 129, 12412

4.Angew. Chem. Int. Ed. 2015, 54, 532

5.Angew. Chem. Int. Ed. 2018, 57, 1874

6.Inorg. Chem. 2018, 57, 20

7.Chem. Eur. J.2018, 24, 826

8.J. Am. Chem. Soc. 2015, 137, 11 566

9. Electrochem. Commun. 2015, 60, 172

10. Nano L ett.2015, 15, 7671

11. Phys. Rev. B, 2009, 79, 205106

12. Phys. Rev. Lett. 2011, 106, 187002 13. J. Am. Chem. Soc.2012, 134, 6536 14. J. Mater. Chem. c, 2016, 4, 11 566