Investor Presentaiton
Why 2D materials & our team expertise
Discovered
Geometric pore 0.64 A
in 2004
2D materials
(U.S.)
Photocathode
on graphene
0.4 mm
QE (%)
17.00
16.00
Bialkali
(Japan)
Evaporation sources
Sb
0
K
Cs
QE (%)
hv
000
Theory
(U.S.)
O CO₂ CO HO
11
guard ring
stem electrode
original insulator
coating layer
photocathodes
additional insulator
Bond length
(C-C) 1.42 A
van der Waals radius
of carbon atom 1.10 A
Impermeable to gases
•
•
High material stability
•
Allows electron transmission
0.4 mm
K₂CsSb/Gr in
vacuum tube
-15.00
-14.00
10mm
- 13.00
0
K₂CsSb/Mo in
vacuum chamber
Bialkali in vacuum
tubes (U.S.)
Los Alamos
NATIONAL LABORATORY
cathode
anode
electron beam
laser
DC gun
(Japan)
US-Japan team working together
under DOE-KEK funding
11/8/2021
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