Articles tagged with Crystal Structure
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Scientists at UMass Amherst have discovered a new way to understand the structure and vibrations of zeolites, which are used in refining petroleum and biomass. The team's findings provide insights into the formation of nanopores and dynamical behaviors, leading to potential advances in materials for clean energy and carbon capture.
Researchers used ultrasound to shake metal alloy grains into tighter formations during 3D printing, resulting in improved tensile strength and yield stress by 12%. The technique can be applied to various commercial metals, enabling the production of high-performance structural parts or structurally graded alloys.
Researchers found that spherical droplets of chain-like liquid crystal molecules transform into complex shapes upon cooling, exhibiting polydispersity-driven effects. The key to this phenomenon lies in the presence of both long-chain and short-chain rods within the drop.
Researchers at Oregon State University have made a key design advance in creating durable and non-toxic blue pigments. By analyzing the crystal structure of hibonite, they have developed a way to match or surpass the vividness of cobalt blue while using significantly less hazardous cobalt ion.
Researchers at the University of Illinois have developed a new heat model that can help improve the thermal conductivity and reduce defects in gallium nitride semiconductors. This could lead to longer-lasting electronic devices with improved reliability.
The new THVPE method produces high-quality GaN crystals at a faster growth rate than current conventional methods, with lower defect rates. This breakthrough technology holds promise for mass-producing low-cost, high-performance GaN devices.
Scientists have discovered the binding mechanism of an important pain receptor, which could lead to the development of new active substances. The current study aimed to find alternatives to opioids used today, as they can be addictive and have life-threatening side effects.
A team of scientists at Tokyo University of Science has observed antiferromagnetic transitions in a type of Tsai-type approximant, a structure similar to quasicrystals. This finding could lead to the creation of quasicrystals with unique properties.
The study determined the crystal structures of heme uptake system components HtaA and HtaB, revealing a novel fold for heme-binding/transport proteins. The results provide basic knowledge for developing new antibiotics against diphtheria.
Researchers have discovered a significant coupling between crystallization and liquid-liquid transition (LLT) in molecular liquids, leading to drastic enhancements of crystal formation. This finding has implications for understanding and controlling crystallization in various fields, including materials science and disease research.
Researchers at the Henryk Niewodniczanski Institute of Nuclear Physics have created a new model to simulate the flow of magnetic waves through magnonic crystals. This breakthrough allows for better control over the material's properties, which is crucial for applications in spintronics and electronics.
A team of scientists has proposed a new method for studying the structure of complexly organized materials, enabling the study of difficult-to-analyze self-organizing three-dimensional materials. This breakthrough could revolutionize industries such as electronics and biomedicine.
Scientists developed a new approach to create metal-metal composites with a 3-D interconnected structure in thin films. The heat-driven process, called thin-film solid-state interfacial dealloying (SSID), has potential applications in catalysis, energy generation and storage, and biomedical sensing.
A new material phase has been discovered that enables unique control over material properties, including electrical conduction. This discovery paves the way for manipulating these properties using temperature, pressure, and electric fields, opening up exciting opportunities for ultrathin energy and electronics technologies.
Researchers have made a breakthrough in understanding the crystalline structure of hybrid halide perovskites, which could lead to improved stability and efficiency. The study found that ferroelectric effects are possible in these materials, which could increase their efficiency.
Researchers developed a technique to reconfigure blue-phase liquid crystals into stable orthorhombic and tetragonal structures, leading to fast responses suitable for various display applications. The addition of a polymer stabilizes the crystals in a wide temperature range, speeding up switching responses.
Researchers develop novel template-directed approach to create hollow metal-organic framework (MOF) capsules for encapsulating soluble active species. The resulting yolk-shell MOF capsules exhibit superior activity, combining the merits of homogeneous and heterogeneous catalysts.
Scientists visualize grain structure of perovskite crystals without damaging solar cells, revealing misorientation as primary contributor to strain buildup. The discovery enables researchers to explore strategies to reduce or eliminate non-radiative recombination, a major efficiency-dampening factor in next-gen solar cells.
A multidisciplinary team at Argonne National Laboratory has developed a powerful technique to probe the crystalline structure of cathode materials in three dimensions. This breakthrough could lead to improved understanding and performance of next-generation batteries.
The study introduces a novel approach to creating GaAs/GaAsBi core-shell multi-layered NWs on Si substrates, focusing on structural deformation induced by Bi. The work paves the way for developing high-performance optoelectronic nanodevices with superior electronic and optical functions.
Researchers found that functionalized carbon nanotubes enhance the interaction between perovskite and CNTs, improving their performance and stability. The study revealed a self-recrystallization process in perovskite at room temperature, which can be accelerated by frequent measurements but degrades stability.
Scientists have observed a phenomenon where chains of atoms move rapidly within the solid material of pure titanium, challenging current understanding of mass transport in metals. This discovery could lead to new insights into the properties and behavior of materials under different conditions.
Northwestern University researchers have discovered a new method to control the formation of scroll-like cochleate structures, which could inform future drug-delivery strategies. By regulating electrostatic interactions and elastic energies, they were able to capture and release macromolecules in a size-selective manner.
Physicists have discovered a way to convert oscillations into thermal energy, creating ultra-light soundproofing materials that can filter out interfering frequencies. The technology has potential applications in various industries, including architecture, aircraft construction, and automotive engineering.
Cornell researchers have discovered a way to control superconductivity in heavy fermion metal CeIrIn5 by stressing and deforming it. This method allows for spatial control of superconductivity without relying on chemical augmentation, enabling potential applications in Josephson junction devices and quantum computing.
A research group led by Associate Professor Joel Yang from Singapore University of Technology and Design printed a miniature Eiffel Tower with multiple colors due to interacting nanostructures. The
Scientists at the University of Hong Kong and Hunan Normal University have realized a giant magnetic field through moiré pattern engineering. The magnetic flux per supercell is quantized, and the field magnitude scales inversely with the square of the moiré period.
Researchers at Cornell University have made a groundbreaking discovery in gallium nitride, which could transform electronics and wireless communication. The new material structure creates a high-density of mobile holes, making GaN structures almost 10 times more conductive than traditional doping methods.
Researchers at Argonne National Laboratory used X-rays to observe spatial changes in a silicon carbide crystal when exposed to sound waves. The study demonstrates the potential of acoustic interactions to change materials at the atomic level, paving the way for novel techniques in quantum information technologies.
Researchers developed a framework to describe the process of ultrastructural morphogenesis of molluscan shells. They demonstrated that mineral phase growth is guided by regulating chemical and physical boundary conditions, influencing shell architecture and evolution.
Researchers observed how football molecules made of carbon atoms burst in X-ray laser beam. The study reveals the temporal course of bursting process and contributes to a more detailed protein analysis with X-ray free-electron lasers.
Physicists at ETH Zurich create unifying platform to explore 'time crystals' in both classical and quantum regimes. They discover emergent dynamics at subharmonic frequencies in weakly-coupled modes, similar to those seen in quantum many-body systems.
Researchers develop novel data analysis method to evaluate single crystal structures, reducing researcher effort and iteration time. The method uses Bayesian inference to estimate parameters from preliminary data, allowing for precise crystal selection and measurement design.
The new sample holder allows for direct crystallization of proteins on the holder, eliminating the need for transfer and reducing damage risk. This innovation simplifies protein crystallography by grouping up to 24 sample holders onto one plate.
Researchers at Lehigh University found that surface thermodynamics plays a critical role in driving structural transformations between crystal structures, challenging kinetic effects as the primary explanation. This discovery has implications for controlling and predicting the structure produced in crystallization processes.
Researchers identified 43 previously unknown forms of superhard carbon, including structures with fragments of diamond and lonsdaleite. The study uses computational techniques and machine learning to accelerate material development, predicting properties such as hardness.
A team of researchers discovered an effective method for removing lattice defects from crystals, particularly useful for semiconductor materials. By adding hydrogen and then annealing at low temperatures, they created an ordered phase of boron with a large unit cell, overcoming previous difficulties in achieving this structure.
Researchers at the University of Minnesota have discovered a new way animals can modify their vision, found in the photoreceptors of larval mantis shrimp. The structure resembles a human-made optical device and may help the mantis shrimp larvae see bioluminescence.
Researchers developed a new model to study complex defects in silicon carbide crystals, explaining their characteristics on an atomic scale. The work provides a qualitative understanding of the impact of edge dislocations on material properties.
Researchers have created a material that challenges traditional crystal definitions by having variable components, which can maintain structure with different proportions. The study used DNA to tether smaller particles to larger ones, revealing 'electron equivalents' that enable delocalization and new technologies.
Researchers discovered that crystallization by particle attachment (CPA) is a common skeletal formation mechanism among diverse animal taxa. This structure was found in some of the oldest known calcium carbonate skeleton fossils, dating back 500 million years or older.
Researchers at OIST have discovered a new configuration of the inorganic perovskite material CsPbI3, which efficiently creates electricity and has been stabilized in a way that competes with industry-leading materials. The material's conversion efficiency was increased from 15% to 18% after treatment with choline iodide.
Researchers at Stanford University have designed a crystal structure that can trap and convert both infrared and green laser light, significantly improving the efficiency of this process. The device, which is microscopic in size, has the potential to greatly benefit technologies in telecommunications, computing, and laser-based equipment.
Scientists have solved the X-ray crystal structure of an enzyme that produces a broad-spectrum antibiotic called obafluorin. This breakthrough provides a detailed molecular structure of the enzyme's three-dimensional space and sheds light on its mechanism, which could lead to the creation of new antibiotics with novel structural classes.
Scientists at the University of Vienna developed two solutions to overcome limitations in analyzing small crystals with electron radiation. By disturbing the carrier material or covering it with nylon fibers, researchers can achieve a complete 3D view of the crystals, enabling more accurate structure analysis.
Researchers at Osaka University have demonstrated a new mechanism for charge mobility in organic single crystals, challenging previous assumptions. The study's findings show that molecular vibrations caused by flexibility limit the performance of organic semiconductors.
Serial femtosecond X-ray crystallography (SFX) allows researchers to analyze the tertiary structure of proteins previously inaccessible. This method uses powerful X-ray free-electron lasers to generate diffraction patterns before destroying the sample, enabling faster and cheaper drug design.
Scientists at Argonne National Laboratory discovered a DNA-like twisted crystal structure created with germanium sulfide nanowires, resembling the organic DNA structure. The twist causes the wire to elongate and widen into a helical structure, with segments resembling helically stacked bricks.
Researchers discovered a 'third phase' that does not occur in bulk material and corresponds to a monomolecular layer of the semiconductor. This structure is favorable for charge transport across the films, which could lead to improved performance in microelectronics applications.
Researchers at WVU have mapped the crystal structure of a protein called mitoNEET, which inhabits the outer membrane of mitochondria. This discovery could lead to disease-modifying treatments for Alzheimer's disease, stroke, and diabetes. The study uses advanced X-ray techniques to understand how molecules interact with the protein.
Scientists from Tokyo Metropolitan University developed a continuous process to grow 2D TMDC heterostructures with varying composition and perfectly flat interfaces. This breakthrough enables the creation of atomically thin electronics with distinct properties, paving the way for devices with unparalleled energy efficiency and novel op...
The study reveals that the green photoluminescence in CsPB2Br5 is caused by a small overgrowth of nanocrystals composed of CsPbBr3 along its edges. This understanding paves the way for designing and fabricating novel optoelectronic devices.
Researchers created helical crystals made of stacked layers of germanium sulfide, which may yield unexpected properties. The twisted structure arises from a competition between stored energy and the energy cost of slipping two material layers relative to one another.
Researchers at Berkeley Lab's Advanced Light Source employ X-ray Laue microdiffraction to study tiny samples of promising candidate minerals. The technique successfully identifies ognitite, a newly discovered mineral with unique chemical properties.
Researchers at Tokyo University of Science develop novel technique to grow single crystals of IGZO-11 semiconductor. The material exhibits high conductivity, transparency, and optical band gap, making it suitable for optoelectronic devices.
Researchers propose a new graph theory-based paradigm to improve material identification, focusing on topological relationships rather than bond length and angle. This method achieves automatic deduplication for the first time, identifying 626,772 unique structures from 865,458 original structures.
Researchers at Penn engineered a nanostructured diamond metalens to collect light from defects in diamonds, which harbor electron spins suitable for quantum computing. The metalens guides light into an optical fiber, streamlining data collection and enabling compact quantum devices.
Researchers at UCI unveil a new process for producing oxide perovskite crystals in exquisitely flexible, free-standing layers. The discovery creates a new class of two-dimensional materials with remarkable electronic properties, including high-temperature superconductivity.
Researchers developed a new technique to study the structure of silicon nanocrystals, revealing disordered layers on the surface and crystalline cores. This discovery can lead to optimized functions and tailored applications for various fields, including battery development and medical imaging.
A team of researchers at the University of Tokyo developed a new method for understanding amorphous solids using computer simulations. They focused on local mechanical properties and introduced a new order parameter called vibrability, which controls atomic vibrations in soft discs or spheres. This discovery may help design more effici...