Kumar Mallem | Energy | Best Researcher Award

Dr. Kumar Mallem | Energy | Best Researcher Award

Dr. Kumar Mallem, Hong Kong University of Science and Technology, Hong Kong

Dr. Kumar Mallem is a researcher in electronic and computer engineering, specializing in quantum rod light-emitting diodes (QRLEDs) and advanced optoelectronic materials. He is pursuing a Ph.D. at the Hong Kong University of Science and Technology (HKUST), focusing on next-generation display and lighting applications. His research spans quantum dot and quantum rod LEDs, perovskite solar cells, and silicon-based photovoltaics. Dr. Mallem has extensive experience in device fabrication and characterization, with multiple high-impact publications and patents. Recognized with prestigious awards, including the Distinguished Paper Award at SID Display Week 2025, he continues to advance energy-efficient lighting technologies.

Publication Profile

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Education 🎓

Dr. Kumar Mallem is currently pursuing a Ph.D. in Electronic and Computer Engineering at HKUST (2020–2025) under Prof. Abhishek Kumar Srivastava, focusing on quantum rod light-emitting diodes for future display applications. He earned an M.Tech. in Electronics and Communication Engineering from Jawaharlal Nehru Technological University, Kakinada (2012–2014), conducting research on HfO₂/Ge stacks for MOS devices at IIT Bombay under Prof. Saurabh Lodha. His B.Tech. in the same field was completed at AGCIT, JNTU Kakinada (2007–2011). His educational background integrates semiconductor device engineering, optoelectronics, and materials science, equipping him with expertise in advanced display and photovoltaic technologies.

Experience 🏆

Dr. Kumar Mallem has significant research experience in optoelectronics and semiconductor devices. Since 2020, he has been a Ph.D. researcher at HKUST, developing quantum rod LEDs and optimizing their efficiency. From 2015 to 2019, he worked as a research assistant at Sungkyunkwan University, South Korea, under Prof. Junsin Yi, specializing in silicon solar cells, thin-film transistors (TFTs), and MOS devices. His hands-on expertise includes device fabrication, nanomaterials assembly, and advanced characterization techniques. His work contributes to energy-efficient display technologies and next-generation solid-state lighting.

Awards & Honors 🏅

Dr. Kumar Mallem has received several prestigious recognitions, including the Distinguished Paper Award at SID Display Week 2025 for his work on highly efficient QRLEDs. He was awarded the Hong Kong PhD Fellowship Scheme (2020–2025) for academic excellence. He also won the Excellent Paper Award at the Asia-Pacific Forum on Renewable Energy in 2018. His contributions to optoelectronic devices and energy-efficient lighting technologies have earned him international recognition, reflecting his impact in advancing quantum dot and nanomaterial-based displays.

Research Focus 🔬

Dr. Kumar Mallem specializes in quantum rod and quantum dot light-emitting diodes, perovskite LEDs, silicon solar cells, and advanced optoelectronic materials. His research aims to enhance device efficiency, suppress charge leakage, and improve external quantum efficiency for high-performance display and lighting technologies. He works extensively with solution-processed nanomaterials, carrier injection engineering, and interface optimization to develop next-generation optoelectronic devices. His contributions to solid-state lighting and energy-efficient display technologies push the boundaries of modern photonic applications.

Publication Top Notes

  • Quantum‐Rod On‐Chip LEDs for Display Backlights with Efficacy of 149 lm W−1 |  Advanced Materials | 55 | 2021
  • Molybdenum oxide: A superior hole extraction layer for Si solar cells | Materials Research Bulletin | 53 | 2019
  • Influence of small size pyramid texturing on Ag-screen printed Si solar cells | Materials Science in Semiconductor Processing | 45 | 2018
  • Control of size and distribution of silicon quantum dots for solar cells | Renewable Energy | 33 | 2019
  • Ultralow roll‐off quantum dot LEDs using engineered carrier injection layer | Advanced Materials | 30 | 2023
  • Ambient annealing influence on MoOx layer for carrier-selective contact solar cells | Materials Science in Semiconductor Processing | 29 | 2019
  • MoOx work function & interface analysis for hole-selective Si heterojunction solar cells | Applied Surface Science | 24 | 2021
  • Solution-processed red, green, and blue quantum rod LEDs | ACS Applied Materials & Interfaces | 22 | 2022
  • High-efficiency crystalline silicon solar cells: A review  | 19 | 2019
  • Light scattering properties of multi-textured AZO films for Si thin film solar cells |  Applied Surface Science | 19 | 2018

Liangxu Lin | Energy Storage | Best Researcher Award

Prof Dr. Liangxu Lin | Energy Storage | Best Researcher Award

Professor, Fujian Normal University, China

Liangxu Lin is a distinguished Professor in the field of Material Physics and Chemistry, specializing in materials science and electrochemistry. With a rich educational background and extensive research experience, he has made significant contributions to the development of 2D materials and their applications in energy conversion and storage. His pioneering work in surface energy control and the fabrication of non-layered two-dimensional materials has garnered international recognition, making him a prominent figure in the scientific community.

Profile

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Education 🎓

Liangxu Lin completed his Bachelor’s degree in Environmental Engineering from Anhui Polytechnic University, China, before pursuing a Master’s degree in Applied Chemistry at Fujian Normal University. He furthered his academic journey with a PhD in Engineering Materials from the University of Sheffield, UK, where he was awarded the inaugural Mike Sellars Medal for his outstanding research contributions.

Experience 💼

With over a decade of experience in academia and industry, Liangxu Lin has held various prestigious positions. He served as a Research Fellow at the University of Exeter, UK, before joining Wuhan University of Science and Technology as a Professor. His international experience includes being a Vice-Chancellor Research Fellow at the University of Wollongong, Australia, where he conducted groundbreaking research in the field of intelligent polymers.

Research Interests 🔬

Liangxu Lin’s research interests revolve around material surfaces and interfaces, electrochemical catalysis, and energy devices. He specializes in the preparation of layered and non-layered two-dimensional materials and explores their applications in electrochemical processes, particularly in energy conversion and storage. His innovative approaches have led to significant advancements in the field, contributing to the development of sustainable energy technologies.

Awards 🏆

Throughout his career, Liangxu Lin has been recognized with numerous awards and fellowships for his exceptional contributions to science and technology. Notable accolades include the “Chutian Scholar” and “Hundred Talents Program” awards in China, as well as the prestigious Vice-Chancellor Fellowship at the University of Wollongong, Australia. His groundbreaking research has earned him international acclaim, cementing his status as a leader in his field.

Publications Top Notes

  1. Angew. Chem. Int. Ed. (2023) – L. Lin et al., Lattice distortion and H‐passivation in pure carbon electrocatalysts for efficient and stable two‐electron oxygen reduction to H2O2. Read more
  2. Adv. Energy Mater. (2021) – L. Lin et al., Engineering carbon materials for electrochemical oxygen reduction reactions. Read more
  3. Matter (2021) – L. Lin et al., Unzipping chemical bonds of non-layered bulk structures to form ultrathin nanocrystals. Read more
  4. Adv. Energy Mater. (2020) – L. Lin et al., Engineering 2D materials: a viable pathway for improved electrochemical energy storage. Read more
  5. Adv. Energy Mater. (2020) – L. Lin et al., Engineered 2D transition metal dichalcogenides-a vision of viable hydrogen evolution reaction catalysis. Read more
  6. Nano Energy (2020) – L. Fan et al., Controllable S-vacancies of monolayered Mo–S nanocrystals for highly harvesting lithium storage. Read more
  7. Energy Storage Mater. (2019) – L. Lin et al., Two-dimensional transition metal dichalcogenides in supercapacitors and secondary batteries. Read more
  8. Chem. Eng. J. (2018) – X. Zheng et al., A strong and compressible three-dimensional graphene/polyurushiol composite for efficient water cleanup. Read more
  9. Nano Energy (2016) – L. Lin et al., A photocatalyst of sulphur depleted monolayered molybdenum sulfide nanocrystals for dye degradation and hydrogen evolution reaction. Read more
  10. Appl. Catal. B-Environ. (2017) – L. Lin et al., Effective surface disorder engineering of metal oxide nanocrystals for improved photocatalysis. Read more