Articles tagged with Molecular Dynamics
Researchers observed the breaking of carbon nanotube fibers due to molecular slippage, which reduces their strength. Electron irradiation enhances CNT bundles' strength by forming stronger bonds between molecules.
The 62nd Hands-On Workshop on Computational Biophysics at Auburn University features the new VMD 2.0, providing a unique platform for researchers to master latest computational biophysics techniques. Participants will learn hands-on with GPU-resident NAMD 3 and state-of-the-art software.
Scientists observe direct interactions between molecular rotations and electronic structures for the first time, shedding light on chemical reaction mechanisms. The study finds that Coriolis coupling, a previously unknown process, plays a dominant role in bond cleavage, lasting several hundred femtoseconds.
A Korean research team has successfully observed living organoids in real time at a high resolution using holotomography. The technology allows for long-term observation of dynamic changes and precise analysis of organoid responses to drug treatments.
Researchers at the University of Münster deciphered the structure of α-latrotoxin, a potent neurotoxin that interferes with nervous system transmission. The toxin forms calcium-permeable membrane pores, inducing muscle contractions and spasms.
A research team proposed a novel approach to simulate nonadiabatic dynamics of molecules at metal surfaces. The simulation strategy accurately captured the complex energy transfer processes in experiments, revealing different pathways for high and low initial vibrational states.
Researchers discovered nanoscale silver can autonomously repair itself from structural damages like nanopores and nanocracks at room temperature and below. This ability is attributed to Ag atoms' surface-mediated self-diffusion driven by chemical potential imbalance.
Researchers developed MUSCLE, a method that combines single-molecule fluorescence microscopy with next-generation sequencing to profile complex biological processes. The technique enables simultaneous observation of vast arrays of samples, uncovering general trends and dynamic signatures.
Researchers at Ohio State University have made the first direct observation of incredibly small time delays in a molecule's electron activity when exposed to X-rays. This breakthrough reveals complex interactions between electrons and other particles, shedding light on intricate molecular dynamics.
Researchers at Michigan State University characterized how fungi restructure their cell walls to thwart current antifungal medications. The study found that fungi enhance their survival odds by making specific changes to the structure and organization of the components in their cell walls, rendering existing drugs ineffective.
Researchers have observed symmetry-breaking dynamics in ionized CO₂ dimers, leading to the formation of CO₃ moieties. This phenomenon has significant implications for atmospheric chemistry and astrochemistry, providing new insights into molecular behavior under extreme conditions.
Scientists from Japan have discovered a new type of ice, known as ice 0, which can cause water droplets to freeze near their surface rather than at their core. This discovery resolves a debate about the formation of ice and has significant implications for climate studies and food sciences.
The study demonstrates significant advancements in stability and functionality of ssDNA-SWCNT complexes, with high-affinity sequences showing superior binding strength. The findings also reveal notable improvements in resistance to enzymatic degradation, making these complexes suitable for long-term biological applications.
Researchers from MPI-DS investigated how non-reciprocal interactions can help overcome static equilibrium states in complex systems. They found that these interactions can counteract energy barriers, allowing trapped systems to escape and potentially leading to more efficient molecular systems.
Researchers found that folded peptides are more electrically conductive than their unfolded counterparts due to the formation of a specific secondary structure called the 3_10 helix. This discovery has implications for the design and development of molecular electronic devices.
Researchers have made significant advancements in understanding the complex dynamics of soliton molecules, revealing quasi-periodic behaviors and chaotic transitions. The study also discovers intrinsic frequency entrainment, a phenomenon showcasing synchronization within optical resonators.
The ELI ALPS facility provides state-of-the-art tools for studying ultrafast phenomena. The plasma and gas-based high-repetition-rate attosecond XUV beamlines at ELI ALPS enable researchers to advance multidisciplinary research in ultrafast phenomenon with enhanced signal-to-noise ratio.
Researchers develop innovative strategy to study reaction dynamics and rapid structural changes in protein crystals, enabling detailed analysis of intermediates. The method holds potential for designing new drugs, catalysts, and enzymatic systems.
Boris Yakobson aims to transform the future of advanced materials through Rice University research. His projects focus on developing predictive synthesis models and automating the search for new materials, with applications in energy and electronics.
Researchers have identified two highly soluble molecules with superior antioxidant benefits for cells, which could help prevent and manage certain degenerative diseases by maintaining lower levels of harmful free radicals. The study suggests that these molecules can transfer and accumulate in membranes, reducing the risk of cell damage.
Researchers have recognized the dynamic and active role of brain extracellular space (ECS) in regulating neural activity. Dysregulation of ECS contributes to neurological disorders, suggesting therapeutic modulation as a novel treatment pathway.
Researchers discovered that twisting carbon nanotube bundles creates long, curved disclination lines, decreasing their mechanical strength. The study sheds light on the correlation between microscopic internal changes and material properties, paving the way for potential solutions to realize high-performance CNT yarns.
Researchers at the University of Konstanz have developed a method for all-optical control, compression, and characterization of electron pulses in space and time using terahertz light. This enables unprecedented time resolution in ultrafast electron microscopy, capturing dynamic processes in materials with unparalleled clarity.
Researchers at UNIST developed zeolitic imidazolate frameworks that mimic intricate machines, exhibiting precise control over nanoscale mechanical movements. The discovery has significant implications for applications in data storage, digital technology, and beyond.
Researchers have discovered unusual transport phenomena in ultra-clean SrVO3 samples, contradicting long-standing scientific consensus. The study's findings challenge theoretical models of electron correlation effects and offer insights into the behavior of transparent metals.
Researchers used ultrafast terahertz Stark spectroscopy to characterize the molecular quantum states involved in the proton pump reaction of bacteriorhodopsin. The study reveals pronounced quantum state mixing in the early electronic and nuclear dynamics, supporting a picture of mixed excited-state characters.
The researchers developed a novel viral reporter system called HIV-Tocky, which allows for real-time visualization of HIV dynamics post-viral infection. This innovation provides crucial insights into HIV-1 latency mechanisms and establishes a foundation for developing eradication strategies.
The researchers investigated photoinduced molecular dynamics involving SCO of the [Fe(Iqsal)2]2+ cations and dimerization of the [Ni(dmit)2]- anions, revealing a transient intermediate state. Quantum chemistry calculations showed that halogen bonds guide sequential dynamics.
A new method for visualizing molecular orbitals has been developed, enabling scientists to analyze molecular dynamics and deformations in molecular films more easily. The technique, called PhaseLift-based photoemission orbital tomography (POT), allows for precise visualization of electronic states with a single set of measurements.
This study investigates the cononsolvency mechanism of poly(N-isopropylacrylamide) (PNIPAM) in aqueous methanol solutions. PNIPAM forms rounded structures in pure water but chain structures in pure methanol, leading to hydrophobic hydration and aggregation in aqueous methanol solutions.
Researchers developed a high-resolution sensor to track real-time dynamics of ATP levels in cells and within subcellular compartments. The iATPSnFR2 sensor has high sensitivity across a wide range of ATP concentrations, enabling accurate tracking of ATP levels and their dynamics.
Researchers have discovered distinct ethanol-water molecular clusters that determine critical alcohol content ranges in various beverages. By controlling these clusters' transitions, manufacturers can maintain ideal taste while reducing alcohol concentration.
Scientists have developed a powerful tool to investigate molecular dynamics in real-time, tracing the evolution of gas-phase furan and uncovering its ring-opening dynamics. The technique, based on attosecond core-level spectroscopy, provides an extremely detailed picture of the relaxation process.
Researchers have developed PaCS-Toolkit to facilitate accessible parallel cascade selection MD (PaCS-MD) simulations. The software package automates the simulation process via a single configuration file, allowing users to explore different conformations and investigate molecular interactions more efficiently.
Researchers developed a powerful new technique to generate dynamic structural data of proteins. They applied it to Glt Ph, revealing previously unseen structural states and uncovering the basis of wanderlust kinetics. The approach opens up possibilities to track protein structure in real-time.
Researchers developed a time-resolved native mass spectrometry strategy to analyze target protein stability and structure unfolding dynamics. The study found that mutations can reduce the non-covalent interactions between protein and cofactor, leading to decreased stability.
Researchers developed a multifunctional drug delivery system that can carry both hydrophilic and hydrophobic compounds, overcoming previous limitations in conventional methods. The system utilizes switchable peptide-stabilized emulsions, allowing for precise release of drugs in tumor cells.
Researchers develop AI-powered method to rapidly predict multiple protein configurations, understanding protein dynamics and functions. This breakthrough has the potential to revolutionize drug discovery by uncovering more targets for new treatments.
Researchers have discovered that introducing tardigrade proteins into human cells can slow down molecular processes, making them potential candidates for slowing the aging process. This new study provides evidence that these proteins can be used to induce biostasis in cells, enhancing storage and stability.
Scientists have applied time-resolved serial femtosecond crystallography (TR-SFX) to study molecular motion in real-time with atomic resolution, revealing three pathways of structural change in a porous coordination network sample. This breakthrough unlocks new opportunities for investigating chemical systems and material science.
A team of researchers has developed a machine learning interatomic potential that predicts molecular energies and forces acting on atoms, reducing computational time and expense. This breakthrough enables scientists to study complex chemistry systems with greater accuracy and speed.
Researchers used HLRS's Hawk supercomputer to generate valuable thermodynamic data for chemical engineering research. The simulations provide insights into ammonia's fundamental properties and how they change when mixing with other molecules.
A Kyoto University research group developed RENGE, a computational model to estimate gene regulatory networks in multicellular organisms. The method measures time-series gene expression and uses the proprietary model to infer regulatory dynamics.
The study reveals insights into topological materials by visualizing the motion of coupled pendula, reproducing behaviors of electrons in periodic systems. The researchers directly measure Bloch oscillations and Zener tunneling phenomena, previously impossible to observe in quantum systems.
Politecnico researchers developed a new type of neural network called Latent Dynamics Network (LDNet) that can accurately predict the evolution of complex systems in low-dimensional spaces. This approach offers significant innovations over traditional methods, enabling up to 5 times more accurate results with a reduction of over 90% in...
Researchers at Yale University and Oak Ridge National Laboratory discovered the role of molecular structures in stabilizing oversaturated silicic acid solutions. They found that polymers with charged amine and uncharged amide groups exhibit superior silica scale inhibition performance.
Researchers at UNIST have introduced non-solvating electrolytes to significantly improve the performance and lifespan of organic electrode-based batteries. The study achieved remarkable improvements in capacity retention and rate performance, with over 91% capacity retention after 1000 cycles.
A team of researchers from the Max Born Institute has demonstrated a new approach to all-attosecond pump-probe spectroscopy using a compact intense attosecond source. This enables the investigation of extremely fast electron dynamics in the attosecond regime, which is not accessible by current attosecond techniques.
Researchers from Argonne National Laboratory and the University of Illinois Urbana-Champaign used generative AI to quickly assemble over 120,000 new MOF candidates for carbon capture. The approach combines AI with high-throughput screening, molecular dynamics simulations and theory-based design to identify optimal materials.
Researchers at Waseda University studied the behavior of chiral skyrmions in chiral flower-like obstacles and found that they exhibit active matter-like behaviors. The system can be used to develop a topological sorting device, which may create ordered results from disordered motion.
Chemical simulations can be sped up by resetting them, a new study from Tel Aviv University found. This technique, called stochastic resetting, overcomes the timescale problem, allowing for more accurate predictions of slow processes.
Researchers have developed a non-volatile dynamic color display using chalcogenide stepwise cavity resonators. By modulating the power of fs laser irradiation, they can engineer the thickness of the chalcogenide film to produce a robust and vivid color palette.
Researchers at ETH Zurich successfully simulated the protein complex JUNO-IZUMO1, which initiates fertilization. The simulations revealed a network of short-lived contacts between the proteins and showed how zinc ions destabilize the complex, preventing further sperm penetration.
Researchers at Kyoto University have observed a unique phenomenon where talin constantly moves over focal adhesions as a single unit, contradicting prevailing notions. This discovery reveals that talin manages to simultaneously maintain the intercellular connection while transmitting force through dynamic molecular stretching.
Researchers at Rice University have mapped the diffusion of graphene and hexagonal boron nitride in an aqueous solution, a crucial step towards larger-scale production of these 2D materials. The study found that the size of the material affects its movement speed, with hexagonal boron nitride moving faster than graphene.
A recent study published in Nature Plants reveals that O-glycosylation of the transcription factor SPATULA promotes Arabidopsis style development. The experimental study sheds new light on the mechanisms underlying plant organ symmetry.
Researchers have unveiled a previously unknown conformational state of OxlT transporter protein using advanced computational methods. This discovery offers new insights into the protein's function and potential therapeutic targets for preventing kidney stone formation.
A new microscopy technique has been developed to investigate neutral lipids within lipid droplets of living cells. This method allows researchers to monitor the synthesis of neutral lipids directly and observe their behavior over a long period.
Scientists develop a new design strategy for molecular-sized gears in crystals, allowing for controllable shifting of motion. The creation of molecular gears could lead to the development of versatile, new materials with unique properties.
Researchers have developed a new technique that provides a previously unattainable view of the mechanical properties inside the cell nucleus. The study reveals the peculiar dynamic structural features in living cells, which appear to be crucial for cell function.