In November 2017, students from KFUPM's Electrical Engineering department visited KAUST's Nanofabrication Core Lab (NCL). The students toured the campus and the KAUST Core Labs facilities and were shown processing equipment in the NCL cleanroom. Demonstrations on micro and nanofabrication techniques were also conducted. Why it matters: While dated, the article highlights the importance of collaboration and knowledge sharing between Saudi universities in developing future researchers in nanotechnology.
A KAUST team led by Hossein Fariborzi won second place in the MEMS Design Contest for their "MEMS Resonator for Oscillator, Tunable Filter and Re-Programmable Logic Applications." The device is runtime-reprogrammable, allowing the function of each device in the circuit to be changed during operation. The KAUST team demonstrated that two MEMS resonators could replace over 20 transistors in applications like digital adders, reducing digital circuit complexity. Why it matters: This innovation could significantly reduce power consumption, chip area, and manufacturing costs in microprocessors, advancing the development of energy-efficient microcomputers in the region.
KAUST researchers developed a new methodology for high-resolution transmission electron microscopy (TEM) imaging of beam-sensitive materials. The method addresses challenges in acquiring images with low electron doses, aligning images, and determining defocus values. The processes incorporate two provisional patents and are applicable to aligning nanosized crystals and noisy images with periodic features. Why it matters: This advancement enables the study of delicate materials like MOFs at atomic resolution, with broad applications in materials science and nanotechnology.
KAUST has launched vFabLab™, its first virtual lab, to provide online distance learning for semiconductor fabrication. The virtual environment trains users on end-to-end device fabrication sequences using CMOS technology. Developed by KAUST's CEMSE division, each training session includes an interactive Q&A. Why it matters: This virtual lab expands access to crucial experimental modules in semiconductor fabrication, particularly benefiting students and enthusiasts lacking access to expensive cleanroom facilities in the region.
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.
KAUST researchers, in collaboration with Nanyang Technological University, have discovered a unique chiral structure in gold nanowires. The nanowires exhibit a Boerdijk-Coxeter-Bernal (BCB) helix structure, achieved through a seed-mediated substrate growth method, reaching a minimum diameter of 3 nanometers. High-resolution transmission electron microscopy (HRTEM) at KAUST was crucial in revealing the structure. Why it matters: This breakthrough in chiral metallic nanowire production could lead to advancements in chemical separation, sensing, and catalysis due to the unique properties of chiral crystals.
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's Functional Nanomaterials Laboratory (FuNL), led by Prof. Osman Bakr, focuses on synthesizing nanomaterials with novel optical, electronic, and magnetic properties for solar cells and other devices. The lab's research centers on controlling the size and composition of nanoparticles to optimize light absorption across different wavelengths. Unlike silicon-based solar cells, nanoparticle-based solar cells can be processed at low temperatures and potentially integrated with roll-to-roll printing. Why it matters: This research could lead to more efficient and versatile solar energy solutions, including printable photovoltaic thin films for buildings and flexible electronics.