Daniel K. Macharia, PhD.

Contact

2999 North Renmin Road, Songjiang, Shanghai,

+8618662216238

daniel@dhu.edu.cn.

Education experience

Apr. 2022—currently Post-doctorate research fellow, College of Materials Science and Engineering, Prof Meifang Zhu and Prof Zhigang Chen

Sep.2016—Mar.2022 PhD (Materials Science) State Key Laboratory for Modification of Chemical Fibers and Polymer Materials Donghua University, Prof. Zhigang Chen

Sep.2012—Mar.2015 Masters (Materials Science and Engineering) State Key Laboratory for Modification of Chemical Fibers and Polymer Materials Donghua University, Prof. Zhigang Chen

Sep.2006—Dec.2011 Bachelor (Manufacturing and Industrial Engineering) Moi University

Projects

Principal investigator-National Science Foundation China -Grant number: 52350410455 (55, 040 USD), 01.2024-12.2025

Synthesis of defect-rich semiconductor-based nanomaterials with photocatalytic/photothermal effects for constructing photoreversible colour-switching fibres

• Patents; Method for preparing light-responsive reversible smart color-changing fibres containing Bi:TiO₂- document no: 37975235 (final stage)

Principal investigator- Shanghai Action Plan for Science, Technology and Innovation-

Grant number 24520740700 (54,800 USD), 01.2025-12.2027

Preparation of light-responsive colour-switching fibres based on defect-rich and catalytic semiconductor-based nanomaterials

Awards

Innovation and Entrepreneurship Competition of Shanghai- Female College Students (Dec. 2024)

• Issued by Shanghai Women's Federation, Shanghai Municipal Education Commission

• Third prize- A new type of semiconductor-based intelligent light-responsive colour-changing clothes

14^th Challenge Cup Donghua University Business PlanCompetition (May. 2024)

• Issued by Communist Youth League- Donghua University

• First prize- Light-responsive intelligent clothing

Excellent International Graduate of Donghua University(May. 2022)

• Issued by International Cultural Exchange School

Challenge Cup-National College Student Business Plan Competition(Feb. 2020)

• Issued by the Ministry of Education of the Central Committee of the Communist Party of China Association of Science and Technology

• Bronze prize-Light-responsive colour-changing clothing

Research field

• Design and synthesis of catalytic/photothermal semiconductor nanomaterials

• Design and synthesis of smart inks

• Design of thermochromic systems

• Fabrication of color switching films/coating/fabrics/fibers

• Radical/electron driven catalysis

Selected representative publications

1. Zeyulong Wen, Xiaoli Yang, Daniel K. Macharia*, Qingyang Feng,  Hanhan Lv,  Mei Wen,  Nuo Yu,  Zhigang Chen*, Photo-Sensitive Bi-Doped TiO₂ Nanocrystals with Reversible Single and Multimode Color Transformations for Rewritable Printing. Adv. Optical Mater. 2024, 2402793.

2. Meng Liu, Zixiao Liu, Zeyulong Wen, Nuo Yu, Daniel K. Macharia*, Meifang Zhu, Zhigang Chen*, N-Doped Carbon-Quantum-Dot-Integrated Colorimetric System for Visible Photoprinting and Oxygen Sensing. Adv. Optical Mater, 2024, 12, 2302787.

3. Daniel K. Macharia, Shamima Sarker, Meng Liu, Zeyulong Wen, Nuo Yu*, Meifang Zhu, Zhigang Chen*. Constructing on-demand single/multi-color transitioning fabrics with photocatalysis/photothermal-armed deficient semiconductors. Nano Res. 2024, 17,3633.

4. Daniel K. Macharia, Sharjeel Ahmed, Shamima Sarker, Yu Zhu, Peng Geng, Nuo Yu, Zhigang Chen*, Ag decorated CeO_2-x nanojunctions with plasmon-enhanced catalytic performance for mono/multi-color switching. Chem. Eng. J.2022, 431, 133996.

5. Daniel K. Macharia, Shamima Sarker, Bo Zhu, Yang Zhang, Zixiao Liu, Nuo Yu,* Zhigang Chen*, Constructing On-demand Photoreversible Mono/Multi-color Switching Fabrics with Plasmonic In-doped ZnO Catalyzed Systems, Chem. Eng. J.2021, 425, 130638.

6. Daniel K. Macharia, Sharjeel Ahmed, Bo Zhu, Zixiao Liu, Zhaojie Wang, Josphat Igadwa Mwasiagi, Zhigang Chen*, Meifang Zhu*, UV/NIR-Light Triggered Rapid and Reversible Color Switching for Rewritable Smart Fabrics, ACS App. Mater. Interfaces2019, 11, 13370-13379

7. Shamima Sarker,# Daniel K. Macharia,# Yan Zhang, Yu Zhu, Xiaolong Li, Mei Wen, Ruru Meng, Nuo Yu,  Meifang Zhu,* Zhigang Chen*, Synthesis of MnO₂-Ag nanojunctions with plasmon-enhanced photocatalytic and photothermal effects for constructing rewritable mono/multi-color fabrics, ACS App. Mater. Interfaces, 2022, 14, 5545-5557.

8. Sharjeel Ahmed,# Daniel K. Macharia,# Bo Zhu, Xiaoling Ren, Nuo Yu, Liu Chen, Zhigang Chen*, Blue/red light-triggered reversible color switching based on CeO_2−x nanodots for constructing rewritable smart fabrics, Nanoscale2020, 12, 10335-10346.

9. Shuangping Yang,# Daniel K. Macharia,# Sharjeel Ahmed, Bo Zhu, Qiuping Zhong, Haifeng Wang, Zhigang Chen*,  Flexible and Reusable Non-woven Fabric Photodetector Based on Polypyrrole/Crystal Violate Lactone for NIR Light Detection and Writing, Adv. Fiber Mater.2020, 2, 150-160.

10. Felix Mcyotto, Qunshan Wei*, Daniel K. Macharia, Manhong Huang, Chensi Shen, Christopher W.K. Chow*, Effect of dye structure on color removal efficiency by coagulation, Chem. Eng. J., 2021, 405, 126674.