Hang Xu | Mechanical Metamaterials | Best Researcher Award

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Assist. Prof. Dr Hang Xu | Mechanical Metamaterials | Best Researcher Award

Assistant Professor, Concordia University, Canada

Dr. Hang Xu is an Assistant Professor in the Department of Mechanical, Industrial, and Aerospace Engineering at Concordia University, Montreal, Canada. With a Ph.D. in Mechanical Engineering from McGill University and an MSc in Aircraft Design from Beijing University of Aeronautics and Astronautics, Dr. Xu specializes in mechanical metamaterials, smart structures, and additive manufacturing. His research focuses on developing advanced materials with programmable morphing and motion for aerospace, medical, and robotic applications. Prior to joining Concordia, he held research positions at Imperial College London and Siemens, contributing to innovations in multi-stable structures, soft robotics, and medical devices. Dr. Xu is recognized for his teaching excellence and has received awards for his contributions to research during the COVID-19 pandemic.

Professional Profile

Orcid

Scopus

Education 🎓

  • Doctorate in Mechanical Engineering, McGill University (2013–2018)
    Supervisor: Damiano Pasini
  • Master’s Thesis in Aircraft Design, Beijing University of Aeronautics and Astronautics (2011–2013)
    Supervisor: Yuanming Xu
  • Bachelor’s in Aircraft Design and Engineering, Shenyang Aerospace University (2007–2011)
    Supervisor: Weiping Zhang

Experience 💼

  • Assistant Professor, Concordia University (2022–Present)
    Research on functional/smart metamaterials for aerospace, nautical, and medical applications.
  • Research Associate, Imperial College London (2020–2022)
    Developed multi-stable structures, soft robots, and medical devices.
  • Postdoctoral Researcher, McGill University (2018–2020)
    Worked on thermally actuated deployable mechanisms and additive manufacturing processes.
  • Internships: Chinese Aircraft Design Institute of Aviation Medicine (2012–2013) and Shenyang Aircraft Design Institute (2010–2011).

Awards and Honors 🏆

  • Teaching Excellence Award, Concordia University (2023)
  • Associate Fellowship of the Higher Education Academy (AFHEA), UK (2022)
  • Excellent Contribution to Research in COVID-19 Pandemic, Imperial College London (2021)
  • Winner of 3D-Printing Workshop Design Challenge, McGill University (2019)

Research Focus 🔬

Dr. Xu’s research focuses on mechanical metamaterials, smart materials and structures, and additive manufacturing. His work aims to develop materials with programmable morphing and motion for applications in aerospace structures, soft robotics, medical devices, and composite materials. Key areas include multiscale mechanics, finite element analysis, and the design of multi-stable structures for innovative functionalities.

Publication Top Notes 📚

  1. Embedded pressure sensing metamaterials using TPU-graphene composites and additive manufacturing
  2. Generalized tessellations of superellipitcal voids in low porosity architected materials for stress mitigation
  3. Thermally actuated hierarchical lattices with large linear and rotational expansion
  4. Routes to program thermal expansion in three-dimensional lattice metamaterials built from tetrahedral building blocks
  5. ABAQUS user subroutine UMAT for elastoplastic nonlinear kinematic hardening material (Mróz model) with anisotropic plasticity
  6. Digitally Programmable Architected Materials with Static and Dynamic Reconfiguration
  7. Multi-stable meta-materials with programmable reconfigurations for soft robots
  8. 3D printed soft metamaterial force sensors for gait monitoring using TPU-graphene composites
  9. Overcoming the strength-modulus tradeoff using double network metamaterial lattices
  10. Multi-stable architectured materials with high-mobility morphing

Conclusion 🌟

Dr. Hang Xu is a leading researcher in mechanical metamaterials and smart structures, with a strong focus on innovative applications in aerospace, robotics, and medical devices. His contributions to teaching, research, and industry collaborations highlight his commitment to advancing materials science and engineering. Through his work, Dr. Xu continues to push the boundaries of programmable materials, paving the way for future technological advancements. 🚀

 

Roshan Khadka – Materials Science and Engineering – Best Researcher Award

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Roshan Khadka - Materials Science and Engineering - Best Researcher Award

Plant and Food Research - New Zealand

AUTHOR PROFILE

SCOPUS

🎓 ACADEMIC EXCELLENCE IN CHEMICAL SCIENCE AND MATERIALS ENGINEERING

Roshan Khadka holds a PhD in Chemical Science from the University of Auckland, New Zealand (2019), with a thesis focused on the development of insect olfactory receptor-based biosensors. His academic journey includes a Master’s degree in Advanced Material Engineering from Kongju National University, South Korea (2015), where he studied the enhancement of optoelectrical properties of PEDOT-based thin films, and a Bachelor’s degree in Mechanical Engineering from Kathmandu University, Nepal (2012).

🔬 LEADING RESEARCHER IN MATERIALS SCIENCE AND BIOSENSORS

Currently, Roshan Khadka is an Associate Investigator at The MacDiarmid Institute for Advanced Materials and Nanotechnology and a Scientist at The New Zealand Institute for Plant and Food Research Limited. His work primarily involves the development and application of advanced materials, including biocompatible supercapacitors and conductive polymers for sensor applications. His role is crucial in advancing the frontiers of material science and its practical applications.

🧪 EXPERT IN CONDUCTIVE POLYMERS AND SENSOR TECHNOLOGIES

Roshan's research expertise extends to the development of hybrid conductive polymers and strain sensors, as evidenced by his contributions to publications such as the New Journal of Chemistry and ACS Applied Polymer Materials. His work on enhancing vapor phase hybridized polymers and graphene oxide-based materials highlights his innovative approach to improving sensor performance and material durability.

🔍 PIONEER IN BIOSENSOR TECHNOLOGIES AND INSECT OLFACTORY RECEPTORS

A significant part of Roshan Khadka’s research focuses on biosensors utilizing insect olfactory receptors. His studies have led to advancements in electrochemical detection of odorant compounds, demonstrated in journals like Sensors and Actuators B: Chemical and Biosensors and Bioelectronics. His work aims to create highly sensitive and specific detection systems, contributing to both scientific knowledge and practical applications.

📝 AUTHOR OF HIGH-IMPACT SCIENTIFIC PUBLICATIONS

Roshan has authored several influential papers on topics such as ammonia sensing and electrochemical stability in bioelectronic systems. His publications in journals such as Polymer and Rsc Advances showcase his contributions to the development of innovative materials and sensors, reflecting his commitment to advancing the field of materials science.

🌍 DEDICATED TO GLOBAL RESEARCH AND COLLABORATION

Throughout his career, Roshan Khadka has engaged in international research collaborations and held various roles, including post-doctoral scientist and project assistant. His experience spans multiple countries and institutions, reflecting his dedication to global scientific advancement and interdisciplinary research.

🎓 ACADEMIC TEACHING AND SUPERVISION EXPERIENCE

In addition to his research, Roshan has gained valuable experience as a Graduate Teaching Assistant and Examination Supervisor at the University of Auckland. His role in academic instruction and supervision underscores his commitment to education and mentorship within the scientific community.

NOTABLE PUBLICATION

A comparative study between vapor phase polymerized PPy and PEDOT - Thermoplastic polyurethane composites for ammonia sensing
Authors: F.D.M. Fernandez, R. Khadka, J.-H. Yim
Journal: Polymer
Year: 2021

Insect odorant receptor nanodiscs for sensitive and specific electrochemical detection of odorant compounds
Authors: J.A. Cheema, N. Aydemir, C. Carraher, A. Kralicek, J. Travas-Sejdic
Journal: Sensors and Actuators, B: Chemical
Year: 2021

Highly porous, soft, and flexible vapor-phase polymerized polypyrrole-styrene-ethylene-butylene-styrene hybrid scaffold as ammonia and strain sensor
Authors: F.D.M. Fernandez, R. Khadka, J.-H. Yim
Journal: RSC Advances
Year: 2020

Role of polyethylene oxide content in polypyrrole linear actuators
Authors: R. Khadka, P. Zhang, N. Tuan Nguyen, T.F. Otero, R. Kiefer
Journal: Materials Today Communications
Year: 2020

Synergistic improvement in the performance of insect odorant receptor based biosensors in the presence of Orco
Authors: R. Khadka, C. Carraher, C. Hamiaux, J. Travas-Sejdic, A. Kralicek
Journal: Biosensors and Bioelectronics
Year: 2020