Researchers at NIST developed a method using encounter metrics to measure interactions between individuals, promoting user anonymity. The system uses encrypted encounter IDs and ultrasonic ranging for accurate distance measurement, potentially slowing the spread of future pandemics.
Researchers have identified seven genes essential for normal cell division, allowing a synthetic cell to grow and divide uniformly. This breakthrough aims to engineer synthetic cells for various applications, including drug production, disease detection, and computing.
Researchers discover that filters used in solar storm detectors are losing their ability due to another stowaway from Earth, not just carbonization. This issue affects satellite data quality and reliability, sparking efforts to create more accurate space weather forecasts.
Physicists at NIST have developed a system that uses optical fiber to control and read out a superconducting qubit, enabling the creation of a more powerful quantum computer. The method allows for the conversion of light signals into microwaves, which can be used to store and process information.
The NIST team compared three top atomic clocks, including the aluminum-ion clock, ytterbium lattice clock, and strontium lattice clock, with record accuracy over both air and optical fiber links. The measurements resulted in uncertainties of only 6 to 8 parts in 10^18 for both fiber and wireless links.
Researchers found that cotton fabrics become better filters when exposed to humid conditions, increasing filtration efficiency by an average of 33%. Synthetic fabrics performed poorly relative to cotton and did not improve with humidity.
The NIST instrument uses laser light to measure acceleration with higher precision and does not require periodic calibrations. It has the potential to improve inertial navigation in critical systems like military aircraft and satellites.
Scientists at NIST and University of Delaware developed a new method to create nanoparticle gels, which have potential uses in water filtration and smart windows. The resulting gel has a spongelike structure with interconnected microscopic channels, offering advantages for filtration and chemical reactions.
Researchers at NIST have developed a compact optical platform to cool atoms, enabling the creation of super-accurate atomic clocks and quantum devices. The miniaturized system uses flat optics and a metasurface to efficiently interact with and cool large collections of atoms.
DNA origami is a technique that folds long DNA strands to create mini 3D structures for biosensors and drug delivery. A new guide from NIST provides a comprehensive resource for researchers to design efficient nanostructures using state-of-the-art tools.
Researchers have successfully boosted the signal power of their atomic 'tweezer clock', measuring its performance for the first time. The upgraded clock platform achieved record-breaking quantum coherence, with individual atoms vibrating in unison for over 30 seconds.
NIST researchers use atomic force microscopy with a nanocylinder tip to measure polymer curing rates and diffusion in 3D printing. The study reveals that controlling light exposure conditions is crucial to uniform part production.
JILA scientists use an electric 'knob' to control molecular collisions and raise or lower chemical reaction rates in ultracold gases. The ability to manipulate these reactions enables the design of novel chemicals, new platforms for quantum computers, and precision measurement tools.
Researchers at JILA create a dense gas of ultracold potassium-rubidium molecules, gaining control over long-distance molecular interactions. The new scheme enables exploration of exotic quantum states in which all molecules interact with each other.
Researchers at NIST have created a faster and safer method to train detection dogs using polydimethylsiloxane (PDMS) infused with vapors from explosives. This two-temperature method reduces the time needed to prepare training aids, allowing for quicker training of dogs to detect real substances.
Researchers developed an AI algorithm called CAMEO that discovered a new compound by operating in a closed loop, maximizing productivity and efficiency. The AI is designed to contain knowledge of key principles, including past simulations and lab experiments, to identify the best material for specific applications.
A new mattress flammability standard has been shown to prevent 65 deaths annually from bed fires. The standard, established by the National Institute of Standards and Technology (NIST), requires mattresses to maintain a heat release rate under 200 kW after being ignited.
Researchers at NIST have developed a miniature thermometer that can measure temperatures below 1 Kelvin, enabling faster and more accurate measurements of chip-scale devices in quantum computing and other fields. The new thermometer is smaller, faster, and more convenient than conventional cryogenic thermometers.
Researchers used a state-of-the-art atomic clock to narrow the search for elusive dark matter, setting new limits on ultralight dark matter's coupling strength. The study established constraints on the floor of normal fluctuations, providing sensitivity to cosmological models of dark matter and accepted physics theories.
The new fuel gauge uses electrical capacitance volume tomography to digitally recreate a fluid's 3D shape based on its electrical properties. This technology can provide reliable measurements to prevent satellites from colliding and keep them operational for longer.
Researchers created airflow videos showing how exhalation valves on masks defeat the purpose of slowing COVID-19 spread. The videos, published in Physics of Fluids, demonstrate that air can leave masks unfiltered through valves, reducing mask effectiveness.
Researchers developed a method to analyze glyphosate and AMPA in oat-based food samples, detecting glyphosate in all 13 samples and AMPA in three. The results show that glyphosate levels were well below the EPA tolerance limit, but AMPA levels were lower.
Researchers have developed a novel method to convert carbon dioxide to carbon monoxide at room temperature using localized surface plasmons. This process eliminates the need for high heat, reducing energy requirements and costs in industrial production.
Researchers at NIST have proposed a novel method to find dark matter by detecting its gravitational interaction with visible matter. A billion millimeter-sized pendulums would act as sensors, sensitive to particles ranging from 1/5,000 of a milligram to a few milligrams, covering the so-called Planck mass.
Scientists at NIST and the University of Maryland have developed a microchip technology that can generate a wide range of visible laser colors using near-infrared laser light. This approach enables precise control over wavelength, opening up new possibilities for applications in precision timekeeping and quantum information science.
Researchers developed a technique to increase sensitivity of nasal swab tests by recognizing faint signals in diagnostic data. The new method helps spot asymptomatic cases more accurately and reduce false negatives.
Researchers analyzed urine samples from 100 pregnant women to detect DINCH metabolites, finding concentrations in most samples but no evidence of hormone disruption. The study found higher concentrations in African American women compared to Caucasian women, highlighting the need for further research on potential disparities.
Researchers at NIST have developed a system that can reliably detect even the faintest signal pulses using quantum physics, enabling record-low error rates and reducing energy requirements. The system uses novel receiver technology to process extremely weak signals with up to 16 distinct laser pulses encoding four bits of data.
Researchers at NIST create complex structures with nanometer-scale precision using a new 3D-printing method, enabling the production of tiny medical devices such as flexible electrodes. The technique uses electron beams or X-rays to initiate gel formation, allowing for finer structural detail than traditional methods.
The Phish Scale uses a rating system to analyze message content in phishing emails, providing insights into why users click or don't click. By understanding these cues, CISOs can optimize their phishing training programs for specific target audiences and improve user preparedness against real phishing scenarios.
Researchers at NIST create nanoparticles that can trap, emit specific colors, and alter polarization, allowing for precise control over the intensity of transmitted light. This technology has potential applications in improving optical communications and making currency harder to counterfeit.
Research at National Institute of Standards and Technology (NIST) found that people's sense of danger lowers when exposed to smoke, leading to a false sense of security. The most critical factor for evacuation decisions is perceived risk, with increasing perceptions leading to increased likelihood of evacuation.
Scientists at NIST have found a way to significantly enhance the accuracy of key information on how heat affects the stability of folded DNA structures. The novel mathematical algorithm automatically accounts for unknown effects, allowing scientists to design durable and complex structures made from DNA.
A new design for light-emitting diodes (LEDs) developed by NIST scientists achieves a significant increase in brightness and the ability to create laser light, overcoming a long-standing limitation in LED efficiency. The device shows an increase of 100 to 1,000 times in brightness over conventional tiny LEDs.
The SAMURAI system measures signals across a wide frequency range, providing a detailed portrait of 5G device and channel performance. The system helps resolve unanswered questions surrounding 5G's use of active antennas, improving theory, hardware, and analysis techniques for accurate channel models and efficient networks.
Researchers at NIST have doubled the size of a reference library containing oligosaccharides found in milk, helping scientists identify unknown compounds. The expanded library includes examples from human and nonhuman mammalian milk samples, supporting infant formula development and human health research.
The NIST researchers developed a portable laser-based system to test the effectiveness of different wavelengths of UV light against various microorganisms. The study found that narrower wavebands were more effective in inactivating germs, with some unexpected results.
Scientists at NIST have developed a novel instrument that can make three kinds of atom-scale measurements simultaneously, helping researchers uncover new knowledge about special materials crucial for developing the next generation of quantum computers and communications. The instrument combines an atomic force microscope, scanning tunn...
Scientists at NIST and MIT developed a practical technique to control magnons, enabling efficient operation at room temperature. The new approach uses silicon substrates and has potential for industry-scale production, paving the way for highly efficient computer technology.
Researchers at NIST developed a benchmark to detect large genetic mutations, which can be challenging to identify. The new method enables laboratories to measure their accuracy in detecting these mutations, reducing false detections and improving disease diagnosis.
A new NIST formula could significantly improve Wi-Fi and cellular system performance in unlicensed bands by selecting optimal frequency channels. The formula uses machine learning to maximize data rates and reduce interference, with computer simulations showing it can outperform exhaustive trial-and-error methods.
Researchers at NIST have developed a technology that boosts the stability of microwave signals 100-fold, enabling more accurate time dissemination, navigation, and imaging. The new method uses advanced atomic clocks and frequency combs to transfer optical clock stability to the microwave domain.
Physicists at NIST successfully entangled a charged molecule and an electrically charged atom, showcasing a way to build large-scale quantum computers and networks. This breakthrough enables versatile quantum information systems by connecting quantum bits based on incompatible hardware designs.
Researchers at NIST create step-by-step method to produce atomic-scale devices, enabling precise control over quantum tunneling and entanglement. The technique has a nearly 100% success rate and lays the foundation for creating stable single-atom transistors with potential applications in quantum computing.
Researchers at NIST create a brick made of white flour mixed with fluorescent powder to visualize the spread of drug particles under UV light. They find that frequent glove changes, large-mouth vials, and two sets of wash bottles can minimize particle spread.
A team at NIST has developed an AI system that can auto-tune quantum dots for creating functional qubits, overcoming a major engineering hurdle. The system uses machine learning to recognize images of quantum dot measurements and make precise adjustments.
Researchers tested concrete floors with steel beams to understand fire behavior and structural failure. The study found that even well-designed structures can collapse due to extreme temperature shifts, highlighting the need for improved fire safety measures.
Researchers at NIST identified acetic acid as a prime suspect in accelerating the degradation of polyamide-based backsheets, which are common in solar panels. The study highlights the importance of interplay between solar panel components in determining their longevity.
Researchers at NIST have made the most sensitive measurements to date of silicon's conductivity using a novel method that allows them to test relatively thick specimens. The new technique has the potential to improve semiconductor materials and their applications, including solar cells and next-generation high-speed cellular networks.
Researchers have developed a retrofit to transform transmission electron microscopes into high-speed cameras, capturing processes on the atomic scale. The 'beam chopper' technology enables laboratories to investigate super-fast phenomena without expensive laser systems or specialized expertise.