ELECTROCHEMISTY applications

WO3-decorated flexible PI electrode for catechol (CC) and hydroquinone (HQ)
Organic-inorganic composite dots from Evaporation-induced self-assembly (EISA)
Selectivity determination of CC and HQ from river water

Energy & Environmental Materials 2025 8 (2) e12842

Comparison of HER performance for different WS2-based electrocatalysis with the 1T-WGH (WS2-graphene heterostructure)
Understanding a clear and logical connection between the electronic structure of the WS2 basal plane and HER activity

Advanced Materials 2025 e2411211

특허등록 US12,129,547

(Front Cover)

Comparison of HER performance in two distinct phases (1T and 2H) MoS2 heterostructures
4 cases of heterostructures (1T/1T, 1T/2H, 2H/1T, 2H/2H) MoS2
1T/2H-MoS2 heterostructure shows the highest HER performance
Durability of 1T/2H-MoS2 over 1,000 cycles

Energy & Environmental Materials 2025 8 (1) e12800

Comparison of HER application
1T-MoS2, 1T-WS2, 1T/1T-MWH, 2H-MoS2, 2H-WS2, 2H/2H-MWH
1T/1T-MWH is the best among various conditions

ACS Sustainable Chemistry & Engineering 2023 11,568-577

1T-MoS2, 2H-MoS2 can be synthesized by using same PECVD
Substrate temperature is main parameter for phase control (e.g., 150 C=1T, 300 C=2H)
1T-MoS2 show lower Tafel slope than its 2H-MoS2
After 1,000 cycle of ADT, the 1T-MoS2 phase is stable and confirmed by XPS, Raman spectroscopy

ChemSusChem 2021 14, 1344-1350

WS2-Grpahene heterostructure on polyimide (PI) substrate as electrode
Directly fabricate heterostructure on PI as flexible biosensor
Target: Serotonin, Dopamine

Small 2021 17, 2102757

(Inside Front Cover)

MoS2 was directly synthesized on gold-polyimide (PI) as substrate.
MoS2-Au-PI was used as hormone sensor
Target hormone: PTH, T3, T4

Analytical Chemistry 2020 92, 9, 6327-6333

1T-WS2 is naturally meta-stable with metal properties.
PECVD can synthesized nano-grain of 1T-WS2 with stable state.
4-inch large size of bottom-up approach is first time for 1T-WS2.
HER performance is efficient and stable for 1,000 cycle with 1 month in atmospheric conditions.

Small 2020 16, 1905000

(Back Cover)

특허등록 KR10-2387536

특허등록 US12,129,547

MoS2-Graphene heterostructure (PECVD) was applied for hydrogen evolution reaction (HER).
MoS2 (PECVD) was compared with MoS2-Graphene Heterostructure.
HER performance of MGH is more enhanced than its of MoS2.
Comparison other literature of MoS2 with treatment, relatively high performance of HER.

Applied Surface Science 2019 470, 129-134

특허등록 KR10-2343399

특허등록 US11,508,576

MoS2-Graphene composite was used on Au-PCB
MoS2-Graphene composite was synthesized by hydrothermal methods
PTH (Parathyroid hormone) detection (n=30) from patient sera

Scientific Reports 2016 6, 34587

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