Researchers created a simplified computer model of the Fæhråe-Lindqvist layer, a thin plasma layer controlling platelet speed in blood vessels. The model predicts how different red blood cell shapes affect blood flow and can help design artificial platelets and treatments for trauma injuries.
A study published in Physics of Fluids simulates the path of volcanic debris and oil spills, providing a tool for scientists to predict the spread of ash clouds and oil flows. The model can help estimate the amount and speed of ejected material from future eruptions.
A team of researchers at Bangor University has made significant discoveries on the behavior of polyethylene in conducting electrical charges. The study reveals that the nano-scale structure of polyethylene, with crystalline regions separated by amorphous zones, plays a crucial role in charge conduction.
Researchers develop a new microfluidic chip that can capture over 90% of circulating tumor cells from patient blood, providing potential applications for cancer screenings, treatment assessments, and disease progression determination. The technique shortens processing time and improves efficiency compared to existing methods.
A study in AIP Advances describes a muon imaging technique that could help assess damage within the reactor's core, locate melted fuel and potentially reduce radiation doses. The method uses naturally occurring muons to image dense objects, offering advantages over traditional muon imaging.
Researchers have developed large area picosecond photodetectors that can measure particle speed with sub-picosecond resolution and spatial precision measured in micrometers. The detectors use Atomic Layer Deposition technique and have potential applications in high-energy physics, medical imaging, and homeland security.
A portable diagnostic device developed by Chinese researchers can travel to patients anywhere in the world, providing an opportunity for early cancer detection. The device uses microfluidics technology and is designed to be low-cost, easy-to-use, and power-independent.
A team of researchers discovered that resonance frequency matching, alignment of the magnetic field, and impedance matching are crucial for efficient wireless power transfer. This technology could enable dynamic charging of electric vehicles on highways, increasing their driving ranges indefinitely.
Researchers have developed a new machine that measures a material's hardness with unprecedented accuracy. The Precision Nanoindentation Platform (PNP) can test properties beyond the reach of previous devices, including viscoelastic creep.
Gold nanoparticles have been applied to MoS2 photodetectors, increasing their efficiency by a factor of three. The researchers attribute the improvement to plasmon oscillations in individual nanoparticles, which enhance the local optical field.
A team of researchers has developed a strategy for inducing a key part of an effective immune response to HIV by tracing the evolution of HIV-recognizing molecules. The study suggests that a future vaccine against HIV could combine multiple biological components to give broad protection against the virus.
NIST researchers create a standard language for describing molecules, enabling rapid search and identification of substances with specific properties. The approach could speed up the development of new drugs and designer materials by allowing scientists to quickly sift through vast chemical and biological data sets.
Researchers have discovered a unique structure that takes unusual material properties to new heights, expanding more than 10% under compression. Zinc dicyanoaurate's giant negative linear compressibility makes it promising for optical pressure sensor applications and artificial muscle design.
Researchers at Advanced Diamond Technologies successfully created thin films of boron-doped diamond at low temperatures, potentially enabling a wider range of applications for electronic devices. The new method expands the possibilities for depositing high-quality diamond coatings without damaging sensitive electronics.
A Korean team of mechanical engineers has created a novel nanoscale biosensing technique to detect uniform heat signatures from individual cells. This innovation allows for the measurement of cell viability and may lead to early diagnosis of diseases like cancer based on differences in thermal properties.
Researchers have created a sturdy, transparent, and indium-free electrode from silver (Ag) and titanium dioxide (TiO2) that could replace indium-based electrodes. The new electrode has a low sheet resistance and high optical transmittance, necessary for high-performance devices.
A new system of inflatable sound absorbers can modify a performance hall's acoustics to accommodate various musical styles, such as classical and rock. The technology has been shown to lower reverberation times by up to 45% in relevant frequency bands.
A team of researchers has created a new type of microphone modeled on the sensitive ears of a parasitic fly, achieving better acoustical performance than what is currently available in hearing aids. The design uses a microelectromechanical microphone with active Q control and optical sensing, reducing noise floor by 17 decibels.
Research by Iowa State University engineers found that ultrasound consistently enhances biomass conversion into high-value fuels and chemicals. The technology also accelerates lignin removal, hydrolysis of corn starch, and transesterification, leading to faster production times and potentially significant cost savings.
A new approach achieves independent listening zones within a car by using small, modified speakers to produce directional sound fields. The new design optimizes audio signals used to drive each of the speakers, reducing intergenerational audio conflict in cars.
A study found that Cuban tree frog chorusing impairs the acoustic behavior of green tree frogs, causing them to double their call rate. The researchers suggest this may come at a cost, diverting energy away from essential functions.
Researchers have studied cicadas to understand their sound production, which is unique in the insect world. The cicada's chirp is nonlinear and involves a ribbed membrane that vibrates when its body deforms.
Researchers studied how speakers from central Ohio pronounce 'for' and 'for a,' finding that Neil Armstrong's quote is highly compatible with either interpretation. The study sheds light on understanding how people perceive meaning in spoken language.
Researchers found that visual cues like texting improve performance in noisy environments, making it easier to understand messages. Adding text messaging as a supplement to audio presentation significantly reduces difficulties in communication during auditory overload situations.
Scientists have created global maps showing how shipping noise affects the ocean, with high levels appearing in northern Atlantic and Pacific Oceans and along major shipping routes. The models take into account factors like water temperature, pressure, and sediment type to predict sound wave propagation.
Researchers from UT Austin found that small fires can muffle the PASS device's alarm, merging its two distinct whistles into one. Increasing the alarm volume may help mitigate this issue.
The article highlights the importance of geophysics in disaster planning, emphasizing the need for interdisciplinary collaboration to address natural hazards. Brian McAdoo's presentation compares death counts and economic fallout from similar magnitude earthquakes in areas with different levels of economic development, showing that dea...
A new solid-state controllable light filter has been developed to shield preterm infants from most wavelengths of visible light, promoting better maturation. The device switches between blocking out all light and allowing red light through, enabling medical staff and parents to monitor the infants without disrupting their sleep.
Researchers developed large ring laser gyroscopes six orders of magnitude more sensitive than commercial instruments. These devices can measure the Earth's rotation rate with unprecedented accuracy, capturing momentum exchange between atmosphere, hydrosphere, and lithosphere.
Researchers will showcase advancements in sound technology, including virtual acoustic environments, novel microphone designs, and innovative methods for monitoring oil spills. The event aims to bring together experts from physics, engineering, and medicine to share their latest discoveries.
A mathematical model of a butterfly's flight revealed that the insect uses swirling vortices to provide lift, but also experiences turbulent airflow. The study found that the pitching angle of the thorax is crucial for controlled periodic flight, allowing butterflies to sense and adjust their motion to maintain stability.
Researchers developed a new device called Human Spinal Cord Modulation System (HSCMS) to deliver therapeutic stimulation in a more targeted way. The device is designed to be in direct contact with the spinal cord, providing improved pain relief for patients with chronic pain.
Researchers have developed nanoparticles that can be used to create scintillation devices capable of detecting a wide range of X-rays and gamma rays. The nanocomposite detectors showed promising results, but further refinement is needed to optimize their performance.
Researchers developed a novel rotary actuator that delivers more torque than previous devices, achieving four-fold improvements in loading torque and accuracy. The device uses piezoelectric material and a clamp with a changeable clamping radius to optimize power and control.
Researchers propose a new strategy to optimize power-generation efficiency in fluctuating wind conditions by predicting maximum turbine generation capacity and incorporating various factors. The approach shows promise in improving power-generation efficiency, but further refinement is needed based on local conditions.
Researchers have developed a multi-stage, multi-orifice flow fractionation system to detect and separate circulating tumor cells (CTCs) from blood with high efficiency, improving separation efficiency to 98.9%. The device, called MS-MOFF, employs hydrodynamic sorting and can collect viable CTCs after sorting.
A research team at Caltech's Jet Propulsion Laboratory has found a way to effectively control erosion of Hall thruster walls by shaping the engine's magnetic field. By minimizing the effect of plasma on the magnetic field lines, they demonstrated 100 to 1,000 times less wall erosion when using magnetic shielding.
Scientists at Johns Hopkins University and Tel Aviv University found that mutations in the NHE9 gene lead to a profound loss of function in an ion transporter, which may trigger seizures. This discovery could lead to new diagnosis or treatment options for autism patients.
Researchers use picosecond ultrasonics to probe human cells' stiffness and viscosity, predicting potential applications in medical implants and cancer research. The technique could help identify cell disease and monitor cell activity without damaging the cells.
Researchers at VCU have discovered a new way to customize and target antipsychotic drugs to treat specific symptoms in psychosis patients. By targeting G-protein receptor complexes, they aim to reduce side effects and improve treatment outcomes.
Researchers investigate using heparin to optimize therapeutic delivery with ultrasound into the brain, increasing treatment efficacy for CNS diseases. Initial results show promising potential in enhancing drug permeability and reducing side effects.
Researchers found that cooperators and cheaters can survive in a state of perpetual war as long as there is room for growth. The model revealed that producers cluster to access resources, while cheaters pay with reduced resource access.
Researchers have discovered a novel approach to fighting inflammatory breast cancer using quantum dots that deliver Vitamin D3, inhibiting invasion and migration of cancer cells. The therapy has shown promise in targeting tumor sites and visualizing the delivery of calcitriol through lymph systems.
A research team in Japan has developed a new imaging method that allows for detailed intracellular temperature maps, revealing the temperature difference varies greatly depending on the location in the cell. This breakthrough may lead to a better understanding of diseases like cancer and its pathogenesis.
Scientists found that people with type 2 diabetes face twice the risk of developing Alzheimer's disease due to peptide deposits. Researchers discovered the molecular interactions between amyloid beta and amylin peptides, which may lead to protein aggregation and disease progression.
Researchers developed an automated device called morbidostat to track the evolution of antibiotic resistance at the genetic level. The team identified key genes involved in creating drug-resistant states and documented real-time changes in genes that gave bacteria an advantage in evolving to outwit antibiotics.
Researchers found that breast cancer tissue has a mix of stiff and soft zones, whereas healthy tissue has uniform stiffness. This discovery may help improve breast cancer diagnosis and therapy by identifying potential for cancer spread. The study used advanced microscopy techniques to analyze tissue properties at the nanoscale.
Researchers from Scotland have demonstrated a way to sort embryonic stem cells based on their electrical properties. The method uses electric fields to differentiate between undifferentiated and differentiated stem cells, which can be useful for biomedical research and potential treatments of diseases like Parkinson's.
Researchers have developed a novel application of spintronics that converts magnetic energy to electric voltage efficiently and directly. The device utilizes magnetic nanostructures and manipulates magnetization dynamics to generate alternating current (AC) voltages from direct current (DC) magnetic fields.
A team of researchers found that partially filled spheres exhibit a predictable first bounce but a thud-like second bounce. This phenomenon occurs due to the transfer of energy from the ball-liquid system into a liquid jet, which dampens the rebound force.