Botswana International University of Science and Technology | Botswana
Publication Profile
DR. GEORGE CHIMOWA – NANOMATERIALS PHYSICIST & RESEARCH LEADER ⚛️🔬
INTRODUCTION 📚
Dr. George Chimowa is a distinguished physicist specializing in nanomaterials for energy and health applications. With over 13 years of academic experience and a strong background in both research and industry, he has made significant contributions to the field of nanotechnology, electronic transport, and material sciences. Currently serving as a Senior Lecturer at the Botswana International University of Science and Technology (BIUST), he leads groundbreaking research that bridges fundamental physics with applied technological advancements.
EARLY ACADEMIC PURSUITS 🎓
Dr. Chimowa’s journey into physics began with a BSc (Hons) in Physics from the National University of Science and Technology, Zimbabwe. He later pursued an MSc in Physics at the University of the Witwatersrand, focusing on synthesis and characterization of nanodiamond films. His academic excellence led him to a PhD in Physics (2011-2015) at the University of the Witwatersrand, where his research explored dynamic electrical transport in carbon nanotubes and nanodiamond films.
PROFESSIONAL ENDEAVORS 💼
Dr. Chimowa’s career spans both academia and industry, reflecting his versatility in applying scientific expertise to real-world challenges:
- Senior Lecturer (March 2021 – Present), Botswana International University of Science and Technology
- Lecturer (2019 – 2021), Botswana International University of Science and Technology
- Postdoctoral Researcher (2016 – 2017), CNRS, Toulouse, France – Focused on nanomaterials for disease diagnosis under the EU Graphene Project.
- Postdoctoral Researcher (2015 – 2016), CSIR, South Africa – Developed nanomaterials for gas sensing in the mining sector.
- Electronic Engineer (2009), World Processing Devices, South Africa – Designed electronic mining safety equipment.
- Broadcast Engineer (2002 – 2009), CII Broadcasting (South Africa) & Zimbabwe Broadcasting Corporation – Managed broadcasting infrastructure and training.
- High School Teacher (2000 – 2008), Zimbabwe & Namibia – Taught Mathematics and Physics at Advanced and Ordinary Levels.
CONTRIBUTIONS AND RESEARCH FOCUS ON DISEASE DIAGNOSIS🔬
Dr. Chimowa’s research focuses on nanomaterials for energy and health applications, with particular expertise in:
- Carbon-based nanomaterials for electronic and sensing applications.
- Electrical transport properties of nanostructured materials.
- Graphene and nanotube-based sensors for disease diagnosis.
- Device fabrication using advanced lithographic techniques.
His leadership in research is evident in his supervision of 2 PhD students and 3 MSc students, ensuring the next generation of scientists is well-equipped to advance nanotechnology applications.
IMPACT AND INFLUENCE 🌍
Dr. Chimowa’s work has had a profound impact on both fundamental physics and applied materials science. His innovations in electronic transport phenomena have influenced the development of next-generation nano-electronic devices. As a reviewer for several international journals, he actively contributes to the scientific community by maintaining research integrity and quality.
ACADEMIC CITATIONS AND PUBLICATIONS 📝
Dr. Chimowa has an impressive 22 peer-reviewed journal publications, with 11 as the first author. Notable publications include:
- New Volatile Organic Compounds from the Exhaled Breath of Active Tuberculosis Patients – Nature Scientific Reports (2025).
- Converting Ambipolar Double-Walled Nanotube Bundles to Unipolar CNT FET Devices – Phys. Status Solidi A (2023).
- Improving Gas Sensing Properties of MWCNTs by Vanadium Oxide Filling – Sensors and Actuators B (2017).
- Temperature-Dependent Diffusive to Ballistic Transition in DWCNTs – Applied Physics Letters (2014).
- Origin of Conductive Crossover in MWCNTs Filled by Iron – Physical Review B (2011).
More publications can be accessed via Google Scholar.
HONORS & AWARDS 🏅
Dr. Chimowa’s research excellence has been recognized with several prestigious grants and awards, including:
- African Research Initiative for Scientific Excellence (ARISE-PP) Grant – €443,920 (2022-2027).
- Young Researcher Establishment Fund (YREF) – ZAR 600,000 (2015-2016).
- Golden Key International Research Grant – USD $1,000 (2013).
- Staff Initiation Grant, BIUST – BWP 200,000 (2019-2021).
FINAL NOTE ✨
With a unique blend of academic expertise, research leadership, and industrial experience, Dr. Chimowa continues to shape the future of nanotechnology and material science. His mentorship of postgraduate students, extensive publication record, and cutting-edge research solidify his position as a leading physicist in Africa and beyond.
LEGACY AND FUTURE CONTRIBUTIONS 🔮
Dr. Chimowa’s legacy lies in his pioneering work in nanomaterials, his dedication to advancing scientific knowledge, and his commitment to mentoring future researchers. As a principal investigator on major international projects, he is set to drive innovation in nanotechnology for years to come, impacting both academia and industry.
TOP NOTES PUBLICATIONS 📚
Anisotropic three-dimensional weak localization in ultrananocrystalline diamond films with nitrogen inclusions
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- Authors: LH Willems van Beveren, DL Creedon, N Eikenberg, K Ganesan, …
- Journal: Physical Review B
- Year: 2020
The effect of metal-contacts on carbon nanotube for high frequency interconnects and devices
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- Authors: G Chimowa, S Bhattacharyya
- Journal: AIP Advances
- Year: 2014
Realizing one-dimensional quantum and high-frequency transport features in aligned single-walled carbon nanotube ropes
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- Authors: S Ncube, G Chimowa, Z Chiguvare, S Bhattacharyya
- Journal: Journal of Applied Physics
- Year: 2014
Observation of impedance oscillations in single-walled carbon nanotube bundles excited by high-frequency signals
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- Authors: G Chimowa, S Ncube, S Bhattacharyya
- Journal: Europhysics Letters
- Year: 2015
High-frequency electrical transport in nitrogen incorporated nano-crystalline diamond films in the GHz regime
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- Authors: G Chimowa, RM Erasmus, S Bhattacharyya
- Journal: Europhysics Letters
- Year: 2015
Converting Ambipolar Double‐Walled Nanotube Bundles to Unipolar Carbon Nanotube Field‐Effect Transistor Devices by Inner Functionalization
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- Authors: G Chimowa, E Flahaut, VR Sodisetti, S Bhattacharyya
- Journal: physica status solidi (a)
- Year: 2023