➀ SEOULTECH researchers have developed a graphene-based laser lift-off technique for separating ultrathin OLED displays without damage; ➁ This technique utilizes graphene's UV light absorption and heat distribution properties to achieve pristine, flexible displays; ➂ The study demonstrates the potential of the GLLO process for manufacturing ultrathin and flexible electronics with improved efficiency and reduced costs.
Recent #graphene news in the semiconductor industry
➀ Destination 2D, a Milpitas startup with Konstantin Novoselov as its chief scientist, has developed graphene interconnects for ICs using a CMOS process. ➁ The company's doped graphene sheets have current densities 100 times denser than copper. ➂ Destination 2D uses a pressure-assisted direct deposition technique and intercalation doping to achieve high current densities.
➀ The research explores the development of silver-coated laser-induced graphene (LIG) strain sensors to overcome limitations of traditional sensors; ➁ The sensors demonstrate enhanced sensitivity and reliability compared to uncoated sensors; ➂ The integration of silver nanoparticles improves the electrodynamic properties, making them suitable for biomedical monitoring and other applications.
➀ Researchers from CIC nanoGUNE have developed the first seamless 2D spintronics system using only proximitized materials; ➁ The system consists of a two-dimensional graphene spin valve placed near the van der Waals magnet Cr2Ge2Te6; ➂ This study published in Nature Electronics paves the way for new research and technological advancements in spintronics.
➀ Researchers from CIC nanoGune in Spain have developed a 2D spintronics device using graphene modified by the fields of nearby materials. The device is a graphene spin valve enabled by the proximity of Cr2Ge2Te6, a van der Waals magnet. This modification allows for spin generation and detection by acquiring spin-orbit coupling or magnetic exchange coupling. The absence of hard interfaces in a single graphene layer ensures the continuity of spin transport. ➁ The study was conducted in collaboration with international research institutions, including Laboratoire Albert Fert in France, UPV/EHU in Basque, Donostia International Physics Center in Basque, IMEC in Belgium, and Beihang University in China. ➂ The research is published in Nature Electronics.
➀ Researchers have developed an ultra-sensitive infrared detector for molecular detection based on graphene and phonon polaritons. The device transforms infrared light into 'nanolight', enhancing the vibrational fingerprint signal. ➁ The novel technology offers potential for miniaturization and on-chip applications, including medical diagnostics and environmental monitoring. ➂ Room-temperature operation could enable integration into smartphones and wearable electronics, revolutionizing molecular identification.
➀ The article discusses the characterization of disordered structures in graphene and monolayer hBN induced by low-energy argon ion irradiation; ➁ It employs automated scanning transmission electron microscopy (STEM) and convolutional neural network analysis; ➂ The study reveals notable differences in the structures of graphene and hBN, with graphene showing amorphization at high defect densities while hBN retains its crystal structure.
➀ Researchers at the National University of Singapore have discovered a unique photoresistive response in doped graphene; ➁ They demonstrated that Dirac electrons in the material can become thermally isolated from the lattice under THz radiation; ➂ This could lead to advancements in ultra-fast, high-performance THz technologies.
➀ Cornell researchers have determined the maximum superconducting temperature of a material, 60 Kelvin, advancing understanding of how it achieves this state. ➁ The study, published in Physical Review Letters, reveals intriguing effects of twisted bilayer graphene, particularly its superconductivity. ➂ The research suggests the potential for higher temperature superconductors and explores the factors that control superconductivity in these materials.
➀ Archer Materials Limited has achieved key milestones in its 12CQ quantum project with the room temperature observation of 'Coulomb Blockade' and spin detection of novel carbon spin materials; ➁ A new device architecture, utilizing graphene, has been developed for electrical contact to Archer's CNS spin materials, demonstrating a clear signature of 'Coulomb Blockade'; ➂ Archer has also achieved progress in reading out the quantum coherence spin lifetime of small spin materials pieces, with a spin coherence lifetime of the film measured at 380 ns and CNS at 160 ns.
➀ A team from the Ningbo Institute of Materials Technology and Engineering has developed a laser solid-phase synthesis method for creating high-entropy alloy nanoparticles encapsulated in graphene shells on a 3D porous carbon support. ➁ The method is efficient, requiring less than 1 ms to synthesize the nanoparticles, and can be scaled up. ➂ The resulting nanoparticles show excellent catalytic performance and stability, potentially outperforming commercial catalysts.
➀ Researchers introduce a novel method for aligning nanostructures using magnetic fields, focusing on graphene. The method aims to enhance the properties of polymeric nanocomposites. ➁ The Halbach array is used for long-range uniform alignment, with numerical modeling optimizing its design. ➂ The aligned nanocomposites show improved electrical conductivity and thermal conductivity, as well as enhanced antibacterial properties. ➃ The research highlights the potential of this method for developing high-performance materials.
➀ Researchers investigated the potential of graphene-based nanocomposites for radiation shielding; ➁ The study evaluated the shielding capabilities of graphene/ABS composites against gamma and X-ray radiation; ➂ The results showed that these composites outperform traditional materials in certain energy ranges and can be tailored for specific applications.
➀ Researchers have developed a new device for manipulating 2D materials, enabling more efficient study and potential applications in transistors, quantum computing, and optical devices. ➁ The device, designed by Yuan Cao and his team at MIT, can twist thin materials easily, replacing the previous labor-intensive method. ➂ This advancement significantly expands the possibilities for discovery in the field of twistronics.
➀ A research team at Kumamoto University has developed a novel, pore-free graphene oxide (GO) film with superior hydrogen ion barrier properties. The film shows up to 100,000 times better hydrogen ion barrier performance compared to standard GO films. ➁ This innovation is significant in improving protective coatings for various applications and could lead to the development of coatings with enhanced protective qualities. ➂ The team plans to utilize the hydrogen ion barrier performance for practical applications while addressing the challenges of the 'pores' in the GO structure.
➀ Aston University set a world record by sending data at 402Tbit/s over standard optical fibres. ➁ Researchers at Bath University developed a lactic acid sensor using a graphene-like foam capacitor. ➂ Glasgow University's ANALOGUE IC packaging research could lead to applications in biomedical implants and quantum computing interfaces. ➃ Leicester University's space battery passed vibration tests, and Nottingham Trent University is exploring washable stretchable electronics for medical wearables. ➄ Oxford researchers demonstrated a low-noise qubit integrated circuit for quantum computing.
➀ Unexpected electron transport suppression in a heterostructured graphene–MoS2 multiple field-effect transistor architecture. ➁ Lateral heterostructures of two-dimensional materials by electron-beam induced stitching. ➂ Controlled growth of transition metal dichalcogenide monolayers using Knudsen-type effusion cells for the precursors. ➃ High optical quality of MoS2 monolayers grown by chemical vapor deposition. ➄ Raman spectroscopy in graphene. ➅ Anomalous lattice vibrations of CVD-grown monolayer MoS2 probed using linear polarized excitation light.
1. Engineers from EPFL have developed a device that converts heat into electrical voltage at extremely low temperatures, matching the efficiency of room temperature technologies; 2. The device, made of graphene and indium selenide, leverages the Nernst effect to convert heat to voltage, addressing a key challenge in quantum computing; 3. This advancement could revolutionize cooling systems for quantum computing, enabling larger and more efficient quantum systems.
1. Researchers at TU/e have developed a soft robotic hand using liquid crystals and graphene for future surgical applications. 2. The use of these materials addresses limitations faced by current soft robots in water-rich environments like the human body. 3. This innovation aims to enhance precision and flexibility in surgical procedures, offering new solutions for tasks such as clamping and suturing.