KAUST researchers collaborated with TSMC to review the potential of 2D materials in overcoming silicon limitations for microchips. They find that while 2D materials show promise, performance degrades when using scalable fabrication techniques like chemical vapor deposition. 2D materials have been integrated into some commercial products like sensors, but high-integration-density circuits are still a challenge. Why it matters: This research highlights the ongoing efforts and remaining hurdles in utilizing novel materials to advance semiconductor technology in line with industry roadmaps.
Areej Aljarb is a Ph.D. student in material science and engineering at KAUST, researching 2D materials within the KAUST 2D Materials Research Lab under Professors Lain-Jong Li and Xixiang Zhang. Her research focuses on the controlled growth and fundamental phenomena of two-dimensional atomic layer thin materials, specifically controlling the orientation of 2D transition metal dichalcogenides (TMDs). Aljarb aims to achieve single-orientation epitaxial monolayer 2D TMDs to fully utilize the potential of these materials. Why it matters: This highlights KAUST's commitment to fostering local talent and contributing to advanced materials research with potential applications in various technology sectors.
KAUST researchers have integrated a hexagonal boron nitride sheet into CMOS microchips, creating a hybrid 2D-CMOS microchip. This integration leverages the electrical and thermal properties of 2D materials, resulting in circuits that are smaller, more energy-efficient, and have longer lifespans. The KAUST Imaging and Characterization Core Lab contributed to the observations in this study, which involved researchers from six countries. Why it matters: This achievement represents a significant advancement in microchip miniaturization and performance, potentially impacting various electronic applications.
KAUST postdoctoral fellow Ming-Hui Chiu, from the Physical Science and Engineering division, focuses on 2D material heterostructure synthesis and characterization utilizing chemical vapor deposition (CVD) technology. His research aims to develop and optimize CVD for transition metal dichalcogenides (TMDs) growth, which could replace silicon in sub-nm scale devices. Chiu values KAUST's resources, interactions with researchers, and work-life balance. Why it matters: This research contributes to the advancement of next-generation electronic devices using 2D materials, positioning KAUST as a hub for cutting-edge materials science.
KAUST Discovery Ph.D. student Chun-Ho Lin received the best paper award at the 2nd International Symposium on Devices and Application of Two-dimensional Materials in June 2016. The award recognizes Lin's contributions to the field of two-dimensional materials. Why it matters: Recognition of KAUST student research highlights the university's contributions to advanced materials science.
KAUST researchers Yichen Cai and Jie Shen, led by Dr. Vincent Tung, are developing electronic skin (e-skin) using 2D materials like MXenes. Their research, published in Science Advances, focuses on mimicking human skin functions like sensing and adapting to stimuli. The team leverages the unique properties of 2D materials to create flexible and efficient electronic systems for next-generation electronics. Why it matters: This work advances materials science in the region, potentially enabling breakthroughs in flexible electronics, healthcare monitoring, and robotics.
KAUST hosted the Second International Spin-Orbit Torque Workshop, gathering spintronics scientists to discuss advancements in controlling magnetism in nanodevices. The workshop featured talks by pioneers in the field and discussions on new results, including the electrical manipulation of an antiferromagnet and the observation of room-temperature skyrmions. The workshop's format encouraged interactions and identified new research directions. Why it matters: This event highlights KAUST's role in fostering international collaboration and driving innovation in advanced materials and nanotechnology, crucial for next-generation memory and data storage solutions.
KAUST researchers have achieved a breakthrough by passing the damp-heat test for perovskite solar cells (PSCs), a rigorous assessment of their ability to withstand prolonged exposure to high humidity and temperatures. The team engineered 2D-perovskite passivation layers that block moisture and enhance power conversion efficiencies. The successful test, which requires maintaining 95% of initial performance after 1,000 hours at 85% humidity and 85 degrees Celsius, marks a significant step toward commercialization. Why it matters: This advancement addresses a critical weakness of PSCs and brings the technology closer to competing with silicon solar cells in terms of stability and longevity, crucial for widespread adoption of renewable energy.