Title

Development of Active Electrocatalyst Boron–doped Nickel Iron for Oxygen Evolution Reaction loaded on Hierarchically Porous Nickel Foam

DGIST Authors

Agbadan Ignace Kodjo ; Yu Jong-Sung ; Sangaraju Shanmugam

Advisor

유종성

Co-Advisor(s)

Sangaraju Shanmugam

Issued Date

2023

Awarded Date

2023-08-01

Citation

Agbadan Ignace Kodjo. (2023). Development of Active Electrocatalyst Boron–doped Nickel Iron for Oxygen Evolution Reaction loaded on Hierarchically Porous Nickel Foam. doi: 10.22677/THESIS.200000684354

Type

Thesis

Description

Oxygen evolution reaction; Heterogeneous catalysis; Water splitting; Electrochemical measurements

Table Of Contents

I. INTRODUCTION 1
1.1 Background of electrochemical energy conversion systems 1
1.1.1 Polymer Electrolyte Membrane (PEM) Electrolyzers 3
1.1.2 Alkaline Electrolyzers 3
1.1.3 Solid Oxide Electrolyzer 4
1.1.4 Microbial Electrolyzer 4
1.2 Principle and key components 5
1.3 Current status and challenges 7
1.4 Solutions 8
1.4.1 Electrolyte 8
1.4.2 Electrocatalysts 10
1.5 Cost evaluation of oxygen evolution electrocatalysts 13
1.6 Motivation and objectives of research 14
II. EXPERIMENTAL SECTION 15
2.0 Development of Active Electrocatalyst Boron doped Nickel Iron for Oxygen Evolution Reaction loaded on Hierarchically Porous Nickel Foam 15
2.1 Synthesis 15
2.1.1 Chemicals 15
2.1.2 Development of Boron–doped Nickel Iron (B-NiFe) Electrocatalyst 15
2.1.3 Development of Nickel Iron electrocatalyst 16
2.1.4 Electrocatalytic Electrodes Preparation 16
2.1.5 Mass Activity Evaluation 17
2.2 Characterization 17
2.2.1 X-ray diffractometer 17
2.2.2 Scanning Electron Microscopy 17
2.2.3 Transmission Electron Microscopy 17
2.2.3 Thermogravimetric Analysis 17
2.2.4 X-ray Photoelectron Spectroscopy 18
III. RESULTS AND DISCUSSION 19
3.0 Development of Active Electrocatalyst Boron doped Nickel Iron for Oxygen Evolution Reaction loaded on Hierarchically Porous Nickel Foam 19
3.1 Characterization 19
3.2 Electrocatalytic Performance 27
3.3 Summary 40
IV. CONCLUSIONS 41
V. REFERENCES 42

URI

http://hdl.handle.net/20.500.11750/46431
http://dgist.dcollection.net/common/orgView/200000684354

DOI

10.22677/THESIS.200000684354

Degree

Master

Department

Department of Energy Science and Engineering

Publisher

DGIST

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