Articles tagged with Nanofabrication
Researchers at Harvard University have developed a new device that can easily twist and study 2D materials, opening up new possibilities for discovering new phases of matter. This innovation uses micro-electromechanical systems to control the twist angle, making it easier to produce unique samples and study their properties.
Researchers developed a novel block copolymer that can create finely detailed structures on semiconductor chips with half-pitch sizes of less than 10 nanometers. The new compound achieves 7.6 nm line width, outperforming conventional block copolymers.
Researchers at the University of Surrey have developed a new nano-device that can convert small amounts of mechanical energy into electrical power. The triboelectric nanogenerator can increase power density by 140-fold, making it suitable for powering wearable devices and other IoT applications.
Researchers at the University of Melbourne have developed a compact, high-efficiency metasurface-enabled solenoid beam that can draw particles toward it. The technology has the potential to reduce pain and trauma associated with current biopsy methods.
Chong Xie and his team at Rice University have won a $2.9 million grant from the National Institutes of Health to develop an implantable neural electrode system for high-resolution, long-term neural recording and stimulation. The project aims to improve the resolution of existing devices by increasing the density of neurons sampled.
Scientists have developed a nanocomposite material with sodium carbonate and nanocarbon to capture carbon dioxide from industrial emissions. The new material shows high CO2 capture capacity and can be regenerated for up to 10 cycles, reducing energy consumption.
The team achieves nanofabrication of nanostructures buried deep inside silicon wafers, enabling sub-wavelength and multi-dimensional control directly inside the material. The breakthrough opens up new possibilities for developing nano-scale systems with unique architectures.
Researchers have engineered nanosized cubes that spontaneously form a two-dimensional checkerboard pattern when dropped on the surface of water. The self-assembly process is driven by surface chemistry, with hydrophobic and hydrophilic molecules interacting to create voids between the cubes.
A new, tuneable edge-detecting filter for flat-optic imaging systems can switch between an image of an object's outline and a detailed infrared image, enabling precise crop management and habitat restoration. The filter is compact, lightweight, and can be mass-manufactured.
Researchers created a topological quantum simulator device that operates at room temperature, allowing for the study of fundamental nature of matter and light. The device has the potential to support the development of more efficient lasers.
The researchers achieved 20-level intermediate states of phase change materials using a micron-scale laser writing system. This allows for the demonstration of ultra-high flexibility in phase modulation and potential applications in neuromorphic photonics, optical computing, and reconfigurable metasurfaces.
The team successfully demonstrated the growth of cobalt nanoclusters by exploiting the trapping potential of two-dimensional crown ether molecules on a copper surface. The resulting cobalt NCs were of two sizes, 1.5 nm and 3.6 nm.
A new technique using superluminescent light projection can print metal nanostructures at 480 times the speed and 35 times the cost of current methods. This breakthrough has the potential to democratize nanoscale 3D printing, making it accessible to more researchers and industries.
Researchers have successfully fabricated a self-assembling photonic cavity with atomic-scale confinement, bridging the gap between nanoscopic and macroscopic scales. The cavities were created using a novel approach that combines top-down and bottom-up fabrication techniques, enabling unprecedented miniaturization.
Researchers at the University of Sydney have invented a compact silicon semiconductor chip integrating electronics with photonic components, significantly expanding radio-frequency bandwidth and filter control. The new technology has potential applications in advanced radar, satellite systems, wireless networks, and telecommunications,...
A multidisciplinary research project aims to improve carbon nanotube synthesis efficiency, enabling more sustainable alternatives to heavy industry materials. The project, led by Rice University's Matteo Pasquali, has received a $4.1 million grant from the Kavli Foundation.
Researchers introduce a game-changing technology that enables fabrication of high-resolution, transformable 3D structures at the micro/nanoscale using Two-photon polymerization-based (TTP-based) 4D printing. The technology has vast potential for applications in biomedicine, flexible electronics, soft robotics, and aerospace.
Researchers fabricate a pure form of glass and coat specialized pieces of DNA with it to create a material stronger than steel but incredibly lightweight. This novel technology has inspired innovative applications in drug delivery, electronics, and more.
A research team at Göttingen University has developed plasmonic molecules from nanoparticles using a novel process that precisely arranges the particles. This breakthrough enables the creation of large quantities of these compounds, which can be used for various functions in nanotechnology.
Researchers at the University of Groningen have developed a lightweight triboelectric nanogenerator based on hollow stellate cellulose films derived from Juncus effusus L. Aerenchyma, enabling motion sensing and converting movement into electrical signals.
Researchers developed a photoelectrochemical technique to precisely tune the lasing wavelength of microdisk lasers with subnanometric accuracy. The new approach facilitates the fabrication of micro- and nano-laser batches with precise emission wavelengths.
A joint research team from City University of Hong Kong and collaborators developed a stable artificial photocatalytic system that mimics natural chloroplasts to convert carbon dioxide into methane, a valuable fuel, very efficiently using light. The new system achieved a highly efficient solar-to-fuel efficiency rate of 15%, surpassing...
Fiber sensing scientists from Shenzhen University have developed an encrypted fiber optic tag that can be used for all-optical labeling and recognition of optical transmission channels. The team proposed a method using fiber Bragg grating arrays prepared by femtosecond laser direct writing to flexibly store different coding sequences.
Researchers have developed flexible photodetectors that can detect visible to long-wave infrared radiation, covering the full spectrum of greenhouse gases without complex optical components. The new detectors are simple and cost-effective to make, with production at room temperature.
Scientists at the University of Tokyo develop a technique to create nano-sized quantum sensors on measurement targets, enabling high-resolution magnetic field imaging with applications in superconductors and electronic devices. The breakthrough uses boron vacancies or lattice defects in hexagonal boron nitride film, allowing for easy d...
Scientists at TU Wien have developed a technique to control the shape and size of nano gold structures using highly charged ions. The experiment shows that the impact force is not the decisive factor, but rather the electrical charge of the ions, which deposits energy at the point of impact and disrupts the crystal structure of the gold.
Researchers at Argonne National Laboratory have created a stable spin qubit in a carbon nanotube, achieving record-long coherence times of up to 10 microseconds. This breakthrough enables the integration of quantum devices and provides a platform for storing information through vibrations in the flexible tubes.
Researchers from City University of Hong Kong have developed a novel, tiny device to observe liquid-phase electrochemical reactions in energy devices at nanoscale. The device enables real-time and high-resolution visualization of complex electrochemical processes.
Researchers demonstrate the ability of GHz burst mode femtosecond laser pulses to create unique two-dimensional (2D) periodic surface nanostructures on silicon substrates. The GHz burst mode enhances ablation efficiency and quality compared to conventional single-pulse mode, enabling the formation of distinctive 2D LIPSS.
Researchers at Brookhaven National Laboratory have successfully discovered new materials using artificial intelligence and self-assembly. The AI-driven technique led to the discovery of three new nanostructures, expanding the scope of self-assembly's applications in microelectronics and catalysis.
A team of researchers has created a new method for fabricating nanodevices by shrinking hydrogels to create 3D patterns. This technique uses ultrafast two-photon lithography and can produce high-resolution patterns up to 13 times larger than the original size, enabling the creation of complex nanostructures.
Physicist Alex Travesset's calculations show how controlled evaporation can assemble into a pinwheel-shaped, two-layered structure with chiral properties. The nanostructure has unusual optical, mechanical and electronic characteristics, making it a significant breakthrough for specially engineered materials.
Scientists from Harvard John A. Paulson School of Engineering and Applied Sciences have created a machine that uses surface tension of water to grab and manipulate microscopic objects, enabling nanoscopic manufacturing. The device can braid micrometer-scale fibers of synthetic material Kevlar, opening doors for high-frequency conductors.
Researchers at Northwestern University developed a new CRISPR-based therapy platform that can deliver cargo to a broader range of tissue and cell types, increasing its potential for treating various diseases. The platform achieves this by transforming the Cas-9 protein into a spherical nucleic acid and loading it with critical components.
Researchers from Nara Institute of Science and Technology have discovered a high fill factor in all-polymer blend solar cells, exceeding 60%, which is higher than previously reported values. This breakthrough could help solve the environmental issue of silicon-based solar cell waste.
A new approach to making nanocarriers for drug delivery features a soft, fat-like liposome interior surrounded by a hard shell of gold nanoparticles. The hybrid nanocarriers are designed to transport medicine across the body's blood brain barrier, a major hurdle protecting the brain from pathogens.
The study reveals that noise sources in the micro resonator can cause the lines to be narrower than previously thought, enabling more precise measurements. By understanding this phenomenon, researchers can develop even more accurate devices, such as instruments measuring signals at light-years distances.
The researchers achieved ultranarrow linewidths and wavelength tunability in the lithium niobate microlaser, enabling applications like lidar and metrology. The single-mode lasing is realized through simultaneous excitation of high-Q polygon modes at both pump and laser wavelengths.
Researchers from Chemnitz University of Technology and Leibniz IFW Dresden create a new approach for miniaturizing soft sensor units with integrated artificial hairs. They successfully integrate the 3D magnetic field sensors with magnetically rooted fine hairs into an artificial e-skin, enabling precise spatial arrangement and mass pro...
A team of researchers used a new computer simulation to model the electrostatic self-organization of zwitterionic nanoparticles, which are useful for drug delivery. They found that including transient charge fluctuations greatly increased the accuracy, leading to the development of new self-assembling smart nanomaterials.
Scientists at EPFL have created strained crystalline nanomechanical resonators with ultralow dissipation, enabling the creation of high-purity quantum states. These nanostrings could be used as precision force-sensors, taking advantage of interactions such as radiation pressure and magnetic fields.
Roswell Biotechnologies has developed a molecular electronics sensor on a semiconductor chip, enabling real-time detection of single molecules for diverse applications including drug discovery, diagnostics, and DNA sequencing. The platform offers unlimited scalability in sensor pixel density and high resolution measurements.
Researchers from SUTD and A*STAR IMRE demonstrate the use of chalcogenide nanostructures to reversibly tune Mie resonances in the visible spectrum, paving the way for high resolution colour displays. The technology relies on phase change materials, including antimony trisulphide nanoparticles.
Scientists at Chalmers University of Technology discovered a way to create a stable resonator using two parallel gold flakes in a salty aqueous solution. The structure can be manipulated and used as a chamber for investigating materials and their behavior, with potential applications in physics, biosensors, and nanorobotics.
Researchers have developed a new electrochemical technique for printing metal objects at the nanoscale, achieving resolutions of up to 25 nanometres in diameter. This technology has vast potential applications in fields like microelectronics, sensor technology, and battery production.
Researchers at Harvard John A. Paulson School of Engineering and Applied Sciences developed a metasurface using ultra-deep holes to focus light to a single spot, achieving a record-breaking aspect ratio of nearly 30:1. This breakthrough enables the creation of large achromatic metalenses with diverse color control capabilities.
Researchers developed a method to scale up nanocages to trap noble gases like krypton and xenon. The team used commercial materials and found the optimal temperature range for trapping gas atoms inside the cages.
Researchers at IBS developed a novel composite material consisting of metal nanowires within an ultrathin rubber film. The float assembly method creates a monolayer of nanowires in the rubber film, resulting in excellent physical properties such as high stretchability and metal-like conductivity.
Columbia Engineers use DNA nanotechnology to design nanoparticle-based 3D materials that can withstand extreme conditions. The new fabrication process results in robust and fully engineered nanoscale frameworks with a broad range of applications.
Researchers have developed a technique to control and visualize cell function expression at a high level, enabling minimally invasive surgery to living cells. This innovation aims to solve the mystery of life by manipulating cellular functions and visualizing biomolecules.
A new sensor developed by scientists uses black silicon to detect trace amounts of nitroaromatic compounds, a common component of explosives and toxic pollutants. The sensor's high sensitivity and dynamic measurement range make it a potentially game-changing tool for medical and forensic evaluations.
Researchers developed a direct nano-kirigami method to create complex 3D shapes using flat films at the nanoscale. The technique enables precise manipulation of light and can be used for sensing, computation, and biomedical devices. A multidisciplinary connection between nanomechanics and nanophotonics has been established.
Students from Drexel and KAIST will collaborate on nanofabrication and energy storage projects using latest materials and instrumentation. The FIRST Nano2 Co-op Center aims to foster global partnerships in 21st-century technological challenges.
Researchers at Tufts University have demonstrated an environmentally friendly process to generate nanostructures from silk using water as a developing agent. This approach provides a green alternative to conventional synthetic polymers and delivers fabrication quality comparable to conventional methods.
A new low-cost, high-resolution desktop nanofabrication tool enables the rapid production of high-quality materials and devices at the nanoscale. The tool produces working devices and structures in a matter of hours, making it a game-changer for fields like gene chip development and electronic circuit creation.
Researchers at Delft University of Technology discovered that bacteria can retain motility in surprisingly narrow channels, growing and dividing instead of swimming. This new phenotype may be more common than thought, with implications for membrane filters and medical applications.
Penn State will receive a $5 million NSF grant to establish a National Center for Nanotechnology Applications and Career Knowledge (NACK), building on its national leadership in nanotechnology education and workforce development. The NACK Center aims to coordinate micro- and nanofabrication workforce development programs nationally.
Researchers at UCSB will develop nanoparticles that attach to specific tumor cells using 'biolinkers' from the Burnham Institute. The goal is to enhance cancer treatment efficacy through innovative inter-disciplinary work.