Articles tagged with Experimentation
Comprehensive exploration of living organisms, biological systems, and life processes across all scales from molecules to ecosystems. Encompasses cutting-edge research in biology, genetics, molecular biology, ecology, biochemistry, microbiology, botany, zoology, evolutionary biology, genomics, and biotechnology. Investigates cellular mechanisms, organism development, genetic inheritance, biodiversity conservation, metabolic processes, protein synthesis, DNA sequencing, CRISPR gene editing, stem cell research, and the fundamental principles governing all forms of life on Earth.
Comprehensive medical research, clinical studies, and healthcare sciences focused on disease prevention, diagnosis, and treatment. Encompasses clinical medicine, public health, pharmacology, epidemiology, medical specialties, disease mechanisms, therapeutic interventions, healthcare innovation, precision medicine, telemedicine, medical devices, drug development, clinical trials, patient care, mental health, nutrition science, health policy, and the application of medical science to improve human health, wellbeing, and quality of life across diverse populations.
Comprehensive investigation of human society, behavior, relationships, and social structures through systematic research and analysis. Encompasses psychology, sociology, anthropology, economics, political science, linguistics, education, demography, communications, and social research methodologies. Examines human cognition, social interactions, cultural phenomena, economic systems, political institutions, language and communication, educational processes, population dynamics, and the complex social, cultural, economic, and political forces shaping human societies, communities, and civilizations throughout history and across the contemporary world.
Fundamental study of the non-living natural world, matter, energy, and physical phenomena governing the universe. Encompasses physics, chemistry, earth sciences, atmospheric sciences, oceanography, materials science, and the investigation of physical laws, chemical reactions, geological processes, climate systems, and planetary dynamics. Explores everything from subatomic particles and quantum mechanics to planetary systems and cosmic phenomena, including energy transformations, molecular interactions, elemental properties, weather patterns, tectonic activity, and the fundamental forces and principles underlying the physical nature of reality.
Practical application of scientific knowledge and engineering principles to solve real-world problems and develop innovative technologies. Encompasses all engineering disciplines, technology development, computer science, artificial intelligence, environmental sciences, agriculture, materials applications, energy systems, and industrial innovation. Bridges theoretical research with tangible solutions for infrastructure, manufacturing, computing, communications, transportation, construction, sustainable development, and emerging technologies that advance human capabilities, improve quality of life, and address societal challenges through scientific innovation and technological progress.
Study of the practice, culture, infrastructure, and social dimensions of science itself. Addresses how science is conducted, organized, communicated, and integrated into society. Encompasses research funding mechanisms, scientific publishing systems, peer review processes, academic ethics, science policy, research institutions, scientific collaboration networks, science education, career development, research programs, scientific methods, science communication, and the sociology of scientific discovery. Examines the human, institutional, and cultural aspects of scientific enterprise, knowledge production, and the translation of research into societal benefit.
Comprehensive study of the universe beyond Earth, encompassing celestial objects, cosmic phenomena, and space exploration. Includes astronomy, astrophysics, planetary science, cosmology, space physics, astrobiology, and space technology. Investigates stars, galaxies, planets, moons, asteroids, comets, black holes, nebulae, exoplanets, dark matter, dark energy, cosmic microwave background, stellar evolution, planetary formation, space weather, solar system dynamics, the search for extraterrestrial life, and humanity's efforts to explore, understand, and unlock the mysteries of the cosmos through observation, theory, and space missions.
Comprehensive examination of tools, techniques, methodologies, and approaches used across scientific disciplines to conduct research, collect data, and analyze results. Encompasses experimental procedures, analytical methods, measurement techniques, instrumentation, imaging technologies, spectroscopic methods, laboratory protocols, observational studies, statistical analysis, computational methods, data visualization, quality control, and methodological innovations. Addresses the practical techniques and theoretical frameworks enabling scientists to investigate phenomena, test hypotheses, gather evidence, ensure reproducibility, and generate reliable knowledge through systematic, rigorous investigation across all areas of scientific inquiry.
Study of abstract structures, patterns, quantities, relationships, and logical reasoning through pure and applied mathematical disciplines. Encompasses algebra, calculus, geometry, topology, number theory, analysis, discrete mathematics, mathematical logic, set theory, probability, statistics, and computational mathematics. Investigates mathematical structures, theorems, proofs, algorithms, functions, equations, and the rigorous logical frameworks underlying quantitative reasoning. Provides the foundational language and tools for all scientific fields, enabling precise description of natural phenomena, modeling of complex systems, and the development of technologies across physics, engineering, computer science, economics, and all quantitative sciences.
A team of researchers from Shibaura Institute of Technology developed a self-folding origami gripper that can be mounted onto drones, enabling them to grasp and hold objects. The gripper weighs only 5 grams but demonstrates grasping force equivalent to holding a 130-gram object.
Researchers at the Institute of Physical Chemistry of the Polish Academy of Sciences successfully unlocked a puzzle in vascular tissue engineering, providing important experimental evidence towards understanding and controlling sprouting angiogenesis in vitro. They developed new image-analysis protocols to determine key parameters gove...
A recent analysis of over 750 papers found that more than 90% rely on shortcut citations in their methods sections, significantly impeding the ability to reconstruct original experiments. This practice is prevalent across journals, with less than a quarter adhering to policies governing previously described methods.
Researchers at AMOLF have created a new type of metamaterial that amplifies sound waves exponentially through an unprecedented mechanism. The 'bosonic Kitaev chain' exhibits unique properties linked to its topological nature, with potential applications in sensor technology and quantum computing.
Researchers at MIT have developed a method to analyze the behavior of granular materials, revealing their internal forces and shapes in 3D detail. This breakthrough may lead to better understanding of landslides and industrial processes.
Scientists have developed a new method to manipulate light using synthetic dimension dynamics, enabling precise control over light propagation and confinement. This breakthrough has significant implications for applications such as mode lasing, quantum optics, and data transmission.
The T2oFu method offers a new approach to quantitative phase and polarization-sensitive tomography, enabling high-contrast images of muscle fibers with implications for diagnosing skeletal myopathies. The technique has been successfully tested on heart tissue samples with cardiac amyloidosis, providing promising results.
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.
A comprehensive review published in the Journal of Experimental Orthopaedics presents the outcomes and surgical methods of anterolateral augmentation procedures for skeletally immature patients. The study shows promising results for these procedures, which may reduce re-injury rates after ACL reconstruction in youth.
Researchers from OIST used X-ray micro-CT to study a 38 million-year-old termite pair trapped in amber, revealing a male and female in tandem running behavior. The discovery provides new insights into the fidelity of behavior fossilization in amber.
Researchers at the University of Bonn and Bristol have developed a new method to measure the 3D position of individual atoms using a single image. The technique utilizes an ingenious physical principle to determine the vertical position of the atom, allowing for precise control and tracking in quantum mechanics experiments.
A global study finds that people from different cultures favor simple integer ratios in music rhythms, but with varying degrees of bias. The research team gathered data from 39 groups across 15 countries and found a degree of universality in music perception and cognition.
Scientists have designed a highly luminescent electrogenerated chemiluminescence cell using an iridium complex and a mediator. The cell achieves peak luminance exceeding 100 cd/m² and maximum current efficiency of 2.84 cd/A⁻¹, representing the highest values reported for ECL cells based on an iridium complex.
Researchers found that personal lies result in lower rates of deception due to moral costs, while non-personal information leads to higher lying rates. This study contributes to understanding the complex relationship between morality and economic behavior.
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 developed a compact, cost-effective PA sensing instrument for biomedical tissue diagnosis, showcasing its potential to streamline sampling processes and improve diagnostic accuracy for breast disease. The instrument successfully differentiated various tissue types based on quantitative spectral parameters.
Scientists have created a low-cost imaging device suitable for endoscopic screening programs, offering excellent contrast between healthy and malignant tissue. The new system uses ultraminiature spatial frequency domain imaging technology to detect cancerous lesions with high specificity and sensitivity.
Researchers at Rice University have developed a new experimental technique that preserves quantum coherence in ultracold molecules for a significantly longer time. By using a specific wavelength of light, the 'magic trap' delays the onset of decoherence, allowing scientists to study fundamental questions about interacting quantum matter.
A team of scientists used functional near-infrared spectroscopy (fNIRS) to measure brain activity in two key visual regions, the lateral occipital complex (LOC) and fusiform face area (FFA). The study found that fNIRS successfully measured LOC activity but had limitations in detecting FFA activity due to its depth. This research has th...
Researchers have developed a novel method to produce a selective anticancer precursor substance. The synthesis involves the reaction of metal-active oxygen species with nitrile, utilizing cost-effective metals at lower temperatures. This breakthrough opens up new possibilities in developing innovative drugs against cancer.
Researchers have developed Coherent Two-Photon LIDAR, eliminating range limitations imposed by coherence time. This technique uses phase-dependent interference to measure distances beyond the coherence time of the light source.
Researchers investigate whether dark matter particles are produced inside a jet of standard model particles. Their new detector signature, semi-visible jets, opens up new directions into looking for Dark Matter.
The Telescope Array has detected the second-highest energy cosmic ray ever observed, with an energy equivalent to dropping a brick on your toe from waist height. The Amaterasu particle deepens the mystery of ultra-high-energy cosmic rays, which may follow particle physics unknown to science.
Researchers developed a wireless, leadless pacemaker that can partially recharge its battery by converting mechanical energy into electrical energy. The device harvested approximately 10% of the energy necessary to pace the next beat, paving the way for longer battery life and reduced procedures for younger patients.
A new study by the University of Exeter found that increasing human input in AI systems improves citizens' acceptance and perception of fairness. Citizens prefer more accurate and cost-effective systems, with human involvement being a key factor in their acceptance.
A new specimen collection system has been developed to enhance assisted reproductive technologies by providing a simple one-step method for selecting high-quality sperm for ICSI. The system, known as NovaSort, uses a barrier mesh to isolate mobile sperm without damaging their DNA.
A WVU researcher is developing new methods to fast-track the discovery of quantum materials, which could lead to breakthroughs in fields like quantum computing and superconductors. The goal is to streamline the discovery process using computational and experimental tools.
The Army Research Laboratory has chosen Texas A&M University for its High-Throughput Materials Discovery for Extreme Environments Center (HTMDEC). The center aims to develop novel materials for extreme conditions, reducing experimentation costs and duration. By leveraging machine learning, physics-based simulations, and collaboration, ...
Researchers at GSI Helmholtzzentrum and RIKEN successfully produced and detected the long-sought oxygen atomic nucleus 28O for the first time. The experiment utilized the meter-high neutron detector NeuLAND, developed for FAIR accelerator center.
Researchers at Max Planck Institute for the Structure and Dynamics of Matter demonstrated that intense laser fields can probe electron dynamics in liquids. The team found that the mechanism of high-harmonic generation is unique to liquids, with the maximum photon energy independent of laser wavelength.
For decades, scientists wondered how an 'anti-apple' made of antimatter would fall. Now, researchers at CERN's Antimatter Factory have confirmed that gravity affects antimatter in the same way as regular matter. The experiment was conducted by the ALPHA collaboration and published in Nature.
Researchers found that regulations aimed at improving financial reporting requirements may have led to decreases in corporate spending on innovation, capital improvements, and mergers and acquisitions. Companies were reluctant to report uncertainty regarding their tax burden in public-facing financial statements, leading to a decline i...
A new method can detect drivers' attention levels from their eye movements, enabling the development of more effective takeover signals. The study found that drivers who are engrossed in on-screen activities take longer to respond to warnings, highlighting a potential safety concern.
A microscopic crack in platinum grew and then 'healed' itself by getting shorter after repetitive stretching, confirming Dr. Michael Demkowicz's 2013 prediction. The experiment used nanocrystalline metals with a small grain size, which allows for microstructural features to interact with cracks.
Printable electronics have potential in solar power and LED screens but face challenges in scalable manufacturing. Professor Adam Printz is using a new RAPID printing process to examine fundamental characteristics and advance the field.
A study found that small-molecule autocatalytic reactions can lead to the growth and division of compartments, mimicking cell reproduction. The reaction triggers the formose reaction, which consumes formaldehyde and produces glycolaldehyde, allowing compartments to grow and divide under external influence.
A study by the University of the Basque Country found that secondary school students have limited knowledge of biosphere reserves, marshes, and bird migration. However, students from rural areas and those who participated in primary school bird-related projects showed better understanding of local biodiversity.
A team of researchers at Texas A&M University has developed a new model to accurately measure ancient ocean temperatures using clumped isotopes. By understanding the reordering process, they were able to identify the role of water as an accelerator in resetting clumped isotope temperatures.
A new approach boosts light absorption in thin silicon photodetectors with photon-trapping structures, increasing the absorption efficiency over a wide band in the NIR spectrum. The findings demonstrate a promising strategy to enhance the performance of Si-based photodetectors for emerging photonics applications.
Researchers have proposed an innovative solution to address limitations of lidar technology, enabling imaging in low SNR environments. The novel technique uses a high-scanning speed AOD and metasurface-enhanced scanning lidar, extending ambiguity range by up to 35 times.
Researchers successfully fabricate a microlens on a single-mode polarization-stable VCSEL chip using 2-photon-polymerization 3D printing, reducing beam divergence from 14.4° to 3° and enabling compact optical gas sensors with improved performance.
Researchers at Texas A&M University found that substance use impairs cognitive flexibility by inhibiting specific neurons. Chronic cocaine or alcohol use alters the local inhibitory brain circuit, leading to decreased cognitive flexibility and increased risk of academic deficits and lower quality of life.
A new approach enables prediction of structure-color relationships in biomimetic materials using computational reverse-engineering methods. This allows for the design and fabrication of materials with custom, robust colorations, which could be used in various applications such as energy, optics, photonics, and biomedicine.
Scientists have developed a new dynamic probe to measure electric interactions between molecules and the environment. Using ultrashort terahertz pulses, they mapped the optical absorption of molecules in an external electric field, revealing the strength and dynamics of these forces.
A study found that expert mammogram radiologists exhibit visual hindsight bias, leading to improved performance on blurry images after prior clear images were viewed. This bias can impact the detection of lesions and has implications for negligence lawsuits and patient outcomes.
Researchers explored how different ingredient combinations and storage temperatures affect gummy candies' texture, moisture content, and pH. They found that starch did not impact hardness and identified the most shelf-stable combination for gummies.
Researchers have directly observed the signatures of electron orbitals in two different transition-metal atoms, iron and cobalt, using atomic force microscopy. The study validated that the observed experimental differences primarily stem from the different electronic configurations in 3d electrons near the Fermi level.
Research team settles decade-long debate on Ta2NiSe5's microscopic origin of symmetry breaking; structural instability hinders electronic superfluidity. Advanced experiments and calculations confirm crystal structure changes as driving force behind phase transition.
The CHEP2023 conference will address computing, networking, and software issues for leading data-intensive science experiments. Key trends and solutions in computing as it applies to research in nuclear and high energy physics will be discussed.
Researchers at Pusan National University have developed high-adsorption phosphates that can efficiently capture radionuclide cesium ions. These phosphates outperform standard adsorbents with record-high adsorption capacities, making them promising candidates for radioactive waste disposal.
A WSU study found that positive gossip about job-related behavior increased willingness to give a raise, while negative gossip had the opposite effect. Context-specific gossip was more influential than random gossip, suggesting that people use gossip to compete for valuable resources.
Researchers developed temporal compressive super-resolution microscopy (TCSRM) to overcome optical diffraction's spatial resolution restriction. TCSRM achieves high-speed imaging at 1200 frames per second with a spatial resolution of 100 nanometers, enabling observation of fast dynamics in fine structures.
Researchers at West Virginia University have developed a new theory that extends the first law of thermodynamics to systems not in equilibrium. This breakthrough has numerous potential applications across physics and other sciences, including studying plasmas in space and low-temperature plasmas.
The NERVE Center has developed test methods and metrics for various robots, identifying limitations to improve systems. The center's success grew its research capabilities through partnerships with NIST and the U.S. Army.
Researchers used unconventional methods to study fruit fly phenotypes, finding that loss of epigenetic mark led to changes in behavior, gene expression, metabolism, and offspring production. This knowledge can aid in predicting ecological patterns of change in wild animal populations.
Researchers from Nanjing University have proposed the first scheme to practically generate N-photon states deterministically using a lithium-niobate-on-insulator platform. The scheme involves deterministic parametric down-conversion and demonstrates feasibility for generating multiphoton qubit states.
Scientists develop eigenmodes of structured light that remain undistorted even in turbulent channels, enabling robust transmission through noisy media. This breakthrough paves the way for future work in quantum light communication and imaging through complex systems.
Researchers have created a set of computational models to predict the structure, mechanical properties, and functional performance outcomes of granular hydrogels. The new framework could make it easier to design materials that can be injected for different types of applications.
Researchers at UCF have developed single-atom platinum catalysts that reduce the amount of precious metals needed in catalytic converters. These improvements can enhance catalytic performance while minimizing environmental harm.
A new study explores the value of 'trash data' from cancer genome sequencing, identifying new strategies to uncover previously unexplored information. The researchers found that genomic and transcriptomic data contain relevant information that can help elucidate carcinogenesis and discover putative biomarkers with clinical applications.