How drain flies dodge a washout
Jan 18, 2021
Shower spray is like water off a duck’s back to bathroom flies.
Article Collections
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Results for Mechanical Engineering
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Better benzene sensing at laser point
Dec 8, 2020
A highly selective and sensitive laser sensor can pick up low-level benzene emissions in ambient air.
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Slippery superfluids push jets to breaking point
Aug 30, 2020
Improved imaging of liquid jet sprays can impact fields ranging from inkjet printing to oil and gas processing.
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Firing up a clean chemistry revolution
Jul 28, 2020
Plasma technology could help the petrochemical industry transition to an electrified, decarbonized future.
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Bouncing bubbles shake up emulsion studies
Jul 19, 2020
Collisions of tiny air bubbles with water surfaces can reveal fundamental characteristics of foamy mixtures.
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Mixing up helps stop engine super-knock
May 20, 2020
Predictions reveal how pressure and temperature fluctuations in engine cylinders can suppress damaging fuel combustion events.
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Clever with combustion
Mar 31, 2020
Advanced modes of combustion that are controlled by plasma discharges could become key components of the circular carbon economy.
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Fueling a cleaner future for transport
Mar 9, 2020
Modeling the combustion properties of gasoline is driving the search for cleaner fuels.
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Vibrating beams feel the pressure
Mar 3, 2020
Variations in the vibrations of beams of silicon create a sensitive way of measuring pressure changes.
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Chemical enlightenment behind reflected shockwaves
Dec 9, 2019
Studying the wake of reflected shockwaves reveals the cascade of chemical reactions involved in combustion processes.
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When bubbles bounce back
Nov 13, 2019
Ultrapure solvents prove there is more than meets the eye when oil and water mix.
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Turbocharging the switch to efficient engines
Mar 27, 2019
Predicting capricious pre-ignition combustion events could enable automakers to build powerful yet more efficient engines.
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Trouble on the surface begins with a wave of tiny bubbles
Feb 12, 2019
Rapid-fire photography reveals how even a nanoscale amount of surface roughness can unleash microbubbles that may interfere with coating technology.
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Sensitive robots feel the strain
Dec 10, 2018
Flexible skin for soft robots, embedded with electrical nanowires, combines conductivity with sensitivity within the same material.
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Capturing spray from flash-boiling liquid jets
Dec 4, 2018
Ultrafast video capture of droplet cloud formation should help minimize the risk of gas-leak explosions.
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Biodiesel by-product helps fuel come clean
Nov 22, 2018
A compound made from the glycerol by-product of biodiesel production could promote cleaner burning in vehicle engines.
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Putting the squeeze on soot
Nov 11, 2018
Understanding the effect pressure has on soot production during fuel combustion could help reduce polluting emissions.
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Attempting to tame plasmas in fusion
Sep 24, 2018
A numerical study reveals how to reduce instabilities in the complex flow of plasma in converging geometry of particles in fusion reactions.
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Solar fuels working well under pressure
Aug 12, 2018
Computer analysis aids the formulation of methanol-based renewable fuels that can operate under compression ignition conditions.
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Renewables could drastically cut tailpipe emissions
Aug 5, 2018
Ethanol and related gasoline replacement fuels produce fewer smog-causing chemicals.
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Putting gas under pressure
Jul 8, 2018
Understanding the response of gas flames to acoustic perturbations at high pressure should make next-generation turbines safer and more efficient.
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Combing light for tell-tale chemical fingerprints
May 20, 2018
Spotting signatures of potential pollutants made easier with quantum lasers that emit tunable infrared light.
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Potential for a cleaner blend of fuel
Mar 18, 2018
A technique modeling the combustion characteristics of gasoline blended with biofuels for cleaner and more efficient fuels.
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Putting some skin in the turbulence game
Jan 7, 2018
Theoretical simulations reveal how subtle changes in friction on an object’s surface can have a large effect on drag.
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Giant air pockets win the drag race
Dec 17, 2017
Creating teardrop-like gas cavities around metal spheres enables practically friction-free travel through liquids.
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Wet plasma makes a nano-sized splash
Dec 10, 2017
Silicon microelectronics and biomedical fields could benefit from a safe and cost-effective way to synthesize nanoparticles.
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Igniting future fuel research
Nov 26, 2017
Simple two-component mixtures are good surrogates for studying the ignition properties of next-generation gasolines.
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Good vibrations for the future of computing
Oct 1, 2017
A vibration-driven logic gate could form the basis for the next generation of efficient, low-power computers.
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Fueling a cleaner combustion
Sep 17, 2017
Insight into the thermal decomposition of a potential fuel additive shows it could promote cleaner and more efficient combustion.
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Gazing into the flames of ionic winds
Sep 10, 2017
New 3D visualizations that reveal how flames respond to electric fields could help improve combustion efficiency and reduce pollution.
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3D particle tracking? There's an app for that
Aug 20, 2017
Smartphones put state-of-the-art 3D particle tracking in the hands of the masses.
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A changing climate affects plankton populations
Jun 10, 2017
Data from a global oceanographic expedition predict how rising temperatures influence increase in plankton populations.
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Augmented reality at your fingertips
Apr 24, 2017
A flexible, carbon-based device that responds to humidity in two ways can sense 3D objects without touching them.
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Levitation trick gives drag the slip
Mar 11, 2017
Plunging hot spheres into viscous liquids reveals a way to reduce fluid resistance without complex engineering procedures.
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The promise of greener power generation
Dec 3, 2016
The characterization of compounds produced in combustion could lead to cleaner, more efficient power stations.
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The race for more efficient engines
Nov 26, 2016
New technique lays the foundation for greener transport fuels and next-generation engines.
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Fiery explosions of hot metal on water
Oct 1, 2016
Images of from a high-speed camera reveal a microbead formation process during the vapor explosion of liquid metal dropping into a pool of water.
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Electric fields tame the flame
Jul 9, 2016
A clearer understanding of how flame is affected by electric fields paves the way for advanced electrically assisted combustion technology.
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Threading the way to touch-sensitive robots
May 21, 2016
Smart threads can be woven into pressure-sensitive electronic skin for robots or medical prosthetics.
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The switchable switch
May 7, 2016
A novel logic gate allows for added electronic functionality.
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Less is more when it comes to soot
Mar 26, 2016
A complex computational model provides a more accurate description of soot formation.
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Simulations blow wind tunnel tests away
Mar 26, 2016
A simulation scheme for aerodynamic turbulence could replace expensive wind tunnel tests.
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Making a splash
Mar 12, 2016
Ultrafast imaging reveals the influence of even ultrasmall surface roughness on inkjet printing.
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Shaping rate rules to fuel the future
Feb 27, 2016
Precise rate constants could provide high-fidelity combustion models for cleaner and more efficient fuels.
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Know your blends
Dec 5, 2015
Experimental and numerical studies reveal the combustion properties of blended fuels at elevated pressures.
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Emulsions reveal their family secrets
Nov 14, 2015
Capturing the hidden details of coalescence cascades that connect bubbles and droplets may improve oil extraction practices.
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A knock-out engine performance
Oct 31, 2015
Environmentally friendly butanol additives improve gasoline performance in spark ignition engines.
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The darkest black
Oct 31, 2015
Metallic nanostructures absorb light better than any other known structures.
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Tiny drops pack an unexpected punch
Oct 17, 2015
Ultrafast cameras spy surprising air-trapping effects intrinsic to droplet-based technologies such as inkjet printing.
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When icy surfaces aren't a drag
Oct 10, 2015
High-speed imaging of perfect ice spheres free-falling in water reveals surprising insights into drag reduction.
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Antibubbles make a splash
Sep 19, 2015
Stable air layers that wrap around liquid drops can retain their remarkable geometries a thousand times longer than theory predicts.
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Giving drones a lift
Sep 5, 2015
Simulations show that an actuated jet of air from the wing can dramatically improve the aerodynamic performance of micro-aircraft such as drones.
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Spreading the flame
Aug 15, 2015
Simulations reveal the final moments of a fuel droplet as it combusts in a spray injection engine.
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Fuel for thought: Improving combustion for a cleaner future
Dec 23, 2014
KAUST’s Clean Combustion Research Center aims to develop technologies for future fuel formulations, more efficient engines, and new methods for power generation.
