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1 day ago

Open-source rheometer lowers barriers to synchronized rheology and microscopy studies A fully open-source platform provides a compact rheometer that can be easily combined with optical microscopy, allowing researchers to observe microscopic dynam

Recent improvements in rheology — the study of how liquids and soft materials flow — have often focused on combining rheological instruments with optical ones like microscopes to measure at smaller length and time scales. #Scilight

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AIP Publishing

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1 day ago

Vortex ring dynamics may open new window into heart health Study reveals simultaneous effects of confinement and asymmetry on flow structure behavior.

The dynamics of vortex rings (VRs), fundamental flow structures common in both natural and engineered systems, are largely determined by their immediate surroundings. #Scilight

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2 days ago

Creating an AI-driven tool to automate photonic circuit design Large language models can help convert natural language instructions into functional schematics.

Photonic circuits are widely used in communications, sensing, and information processing, and with the rapid advancement of these fields, new circuit designs are needed. #Scilight

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2 days ago

Fast compression and pressure cycling alter phase transitions in iron-nickel alloys The effects of cycles of compression and relaxation during Earth’s early lifetime can be studied using a combination of fast compression and pressure cycling on

In its early lifetime, Earth likely went through cycles of compression and decompression, buckling and eventually rebounding under the violent young solar system’s bombardment of asteroids and comets. #Scilight

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3 days ago

Metasurface leverages quasi-bound states in the continuum to tune photonic resonances Proposed device outlines new paths forward for compact ultra-sensitive optical sensors, multi-band switches with high modulation depth, and efficient slow-light

In nanophotonics, optical metasurfaces have shown promise for high-sensitivity sensing, multi-wavelength switching, and slow-light applications. #Scilight

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3 days ago

Finding the whale song in an acoustic data haystack Automated three-stage analysis pipeline sifts out whale calls from terabytes of distributed acoustic sensing data.

Subsea fiber optics don’t only carry the internet across the ocean floor — in recent years, these sprawling cables have also been used to eavesdrop on whales. #Scilight

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4 days ago

Quantifying the scattering of sound in shear flow Insights into how mixing layers scatter sound waves could further understanding of acoustic sources in open-jet wind tunnel models and turbofan jet engines.

Sound waves can become distorted when they propagate through shear flow, making it more difficult to reconstruct acoustic sources in aerospace engineering applications. #Scilight

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4 days ago

Synthesizing methanol in square ducts 3D computational fluid dynamics offers insight into methanol production from hydrogen and recycled carbon dioxide for renewable fuel.

The intermittent nature of wind and solar energy can pose problems when directly integrated with energy grids. An alternative is systems that convert wind or solar energy to hydrogen (H2) to produce synthetic fuels. #Scilight

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1 week ago

Understanding the coordination of mechanical and biochemical factors in the spread of oral cancer In vitro studies pinpoint signaling pathways that could be potential targets in oral squamous cell carcinoma treatments.

Oral Squamous Cell Carcinoma (OSCC) is the most common oral cancer. #Scilight

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1 week ago

Resolving magnetometer vector light shift — and turning it into a tool Research uncovers how probing laser beam patterns creates “predictable signal asymmetry.”

Important instruments for neuroscience and medical diagnostics, optically pumped magnetometers measure responses of polarized atoms to produce information about the low-frequency external field. #Scilight

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1 week ago

Wind and solar energy can both help and hinder each other’s efforts Two renewable energy sources, wind and solar, are generally studied individually, but their interplay can affect how the grid operates.

The prevalence of renewable energy sources is growing rapidly, surpassing 40% of global energy production in 2024. #Scilight

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1 week ago

Dusty plasmas form bands and lanes that suppress diffusion with strong forcing Simulations show how disordered dusty plasma systems can organize into a segregated state with an external force.

Dusty plasmas, plasmas that contain micron-sized particles, form naturally in astrophysical settings and plasma-processing devices. They are useful for studying fundamental mechanisms of self-organization. #Scilight

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2 weeks ago

Bridging clinical and engineering knowledge bases to optimize lung cancer models A multidisciplinary team integrated clinical need, cancer biology, and microfluidic bioengineering to advance lung-cancer-on-chip models.

Lung cancer remains the leading cause of cancer-related deaths worldwide. As the National Institutes of Health moves away from animal models to human-based models, microfluidics-based lung-on-a-chip technologies become increasingly promising. #Scilight

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2 weeks ago

Building a tetrachromatic photosensor for multi-dimensional information processing Using an optoelectronic transistor as the tetrachromatic sensor, the system can simultaneously process spectral, spatial, and temporal information.

Humans can see only a small sliver of the light spectrum, but some animals have extra cells in their eyes that let them see ultraviolet (UV) light. #Scilight

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2 weeks ago

Tunneling between twisted sheets of bilayer graphene: a new method for controlling current? Taking advantage of quantum mechanical effects can be an alternative method for modifying current in high-sensitivity nanoscale devices.

The basic way to control the current through a transistor is to change the concentration of charge carriers — that is, electrons. #Scilight

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2 weeks ago

Why wastegate actuators are the root of many airplane engine problems The deflection of a control rod leads to stress and abrasion that’s easily missed with standard visual inspections, reducing target flight lifetimes by more tha

Aircraft are made up of tens of thousands of individual components, and the smallest pieces can have large impacts. #Scilight

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3 weeks ago

Finding signatures of Parkinson’s disease in patients’ gait An analysis method that finds patterns within signals can distinguish the gait of a patient with Parkinson’s with 100% accuracy.

For Parkinson’s disease (PD) patients, early detection is crucial for quality-of-life outcomes, and changes in a person’s gait are one of the first signs of the disease. #Scilight

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3 weeks ago

Bounce, burst, merge, or pass: Impact behaviors of droplets on bubbles Droplets hitting bubbles exhibit four distinct impact behaviors, where highly viscous droplets coalesce with small bubbles instead of bursting them.

When falling droplets hit a surface, they may splash wildly, rebound, spread out gently, or even generate a bubble on the surface. #Scilight

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3 weeks ago

How did the largest flying animal hover in the air? Lesson plans calculating the hovering of the extinct pterosaur can be applied to flying animals today.

The Quetzalcoatlus northropi was the largest flying animal that ever lived. The huge pterosaur existed during the Late Cretaceous period, around 66 million to 68 million years ago. #Scilight

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3 weeks ago

Engineering and physics professors collaborate to improve mechanics instruction Teachers become students to better pave the way for future scientists and engineers.

Students typically do not delve deeply into the science of mechanics until early college introductory physics and engineering courses. Teaching mechanics in these classes is no small task. #Scilight

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AIP Publishing

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4 weeks ago

Bounce, burst, merge, or pass: Impact behaviors of droplets on bubbles Droplets hitting bubbles exhibit four distinct impact behaviors, where highly viscous droplets coalesce with small bubbles instead of bursting them.

When falling droplets hit a surface, they may splash wildly, rebound, spread out gently, or even generate a bubble on the surface. #Scilight

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https://aippub.org/4lf8mCb

AIP Publishing

@aip-publishing.bsky.social

4 weeks ago

How did the largest flying animal hover in the air? Lesson plans calculating the hovering of the extinct pterosaur can be applied to flying animals today.

The Quetzalcoatlus northropi was the largest flying animal that ever lived. The huge pterosaur existed during the Late Cretaceous period, around 66 million to 68 million years ago. #Scilight

Learn more 👇
https://aippub.org/4boNHrP

AIP Publishing

@aip-publishing.bsky.social

4 weeks ago

Engineering and physics professors collaborate to improve mechanics instruction Teachers become students to better pave the way for future scientists and engineers.

Students typically do not delve deeply into the science of mechanics until early college introductory physics and engineering courses. #Scilight

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https://aippub.org/4aOWpzy

AIP Publishing

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1 month ago

Array demonstrates path to photonic Ising computers A polarization-switchable array could be the building block for future energy-efficient photonic computers.

Photonic Ising computers have the potential to solve optimization problems at the speed of light that would take a traditional computer millions of years, if ever, to complete. #Scilight

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1 month ago

Going with the (irregular) flow for better power generation at graphene-fluid interface Simple tweak of liquid inlet geometry doubles electromotive force

Over the past decade, much research has focused on the use of flowing liquid, including intermittent droplets, moving over or through nanocarbon materials such as graphene and nanotubes to generate electricity. #Scilight

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1 month ago

Metalens enhances photodetector sensing Integrating a metalens with a short-wave infrared detector makes it 2.4 times more responsive.

Short-wave infrared (SWIR) detectors, which capture wavelengths between 1 and 2.5 micrometers, are employed in a wide variety of fields, including optical communication, low-light night vision, and LiDAR. #Scilight

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1 month ago

Correlation adaptive optics enables label-free imaging through distortion A quantum optics approach relying on symmetry breaking allows wavefront correction without using a guide star.

Optical instruments that observe through a medium, such as telescopes or microscopes, can have their images distorted by the viewing medium or the optical components themselves. #Scilight

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1 month ago

Hear me out: A simplified model for voice production Ensuring simple models of vocal fold vibrations can accurately reflect voice production allows for cheaper, faster analysis of pathological voice conditions.

Simulating airflow and vibrations within the throat is important for understanding pathological conditions that affect voice production. This process is extremely complex, making accurate models expensive and time-consuming to create. #Scilight

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1 month ago

Making a splash on cryogenic surfaces Cryogenic surfaces do not hinder droplet splashing, but smaller droplets make smaller splashes.

On a rainy day, a classic physical property is on display: droplet splashing. #Scilight

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1 month ago

Fluid displacement and mixing in porous media The coupled effects of viscous fingering and phase separations have important implications for enhanced oil recovery and carbon capture and storage.

In porous media, when a less viscous fluid displaces a more viscous one, hydrodynamic instability gives rise to branching, finger-like patterns called viscous fingers. #Scilight

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