How To Use Piezoelectric In A Sentence
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The principle of piezoelectric modal sensor is introduced and the formulas of calculating modal respondence by measured piezoelectric outputs are gained.
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A surface acoustic wave device includes interdigital transducer electrode and reflectors disposed on a piezoelectric substrate.
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In general order of accuracy, these methods include a piezoelectric accelerometer, a coiled spring mechanism, and a hairspring mechanism.
The Small Change Diet
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A novel valve less piezoelectric pump with Cluster of Unsymmetrical Hump Structure ( CUHS ) is presented.
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Last summer, for the Glastonbury music festival in Scotland, British phone carrier Orange produced T-shirts that used a so-called piezoelectric panel to convert sound pressure waves into electricity.
Take Zap! Tech Geeks, Starved for More Battery Power, Give Themselves a Charge
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The audio reverberator system includes a piezoelectric transducer having an intrinsic capacitance coupled to an additional circuit element to form a low-pass type filter circuit for attenuating higher frequency inputs to the transducer to provide a desired flat frequency response for an audio vibrational output to vibrate a reverberation plate for production of a desired audio output.
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Objective Recent research of piezoelectric quartz crystal ( PQC ) sensor and its applications in biomedicine in this review.
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The evolution of elastic properties is connected with the secondary piezoelectric effect.
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This phenomenon, called the piezoelectric effect, has been well known in certain crystals for more than a century and is the driving force behind quartz clocks and other applications.
PhysOrg.com - latest science and technology news stories
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It's such a fast-moving universe, developing 'world-leading piezoelectric drop-on-demand inkjet technologies'.
Times, Sunday Times
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The most efficient piezoelectric material known is PZT, a compound of lead, zirconium, and titanium.
Medical Devices Powered by the Patient’s Own Heart | Impact Lab
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Piezoelectrical elements are used to control the horizontal movement of the stylus in two perpend icular directions so that it scans the surface a long parallel lines - hence the name scanning microscope The vertical movement of the stylus is controlled and measured using another piozoelement.
Press Release: The 1986 Nobel Prize in Physics
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The organism is a complex piezoelectrics and the piezoelectricity is found in the muscles, nerves, and skeletons of the human bodies.
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Simultaneously with the flash, a piezoelectric plate behind the film launches a sonic pulse into the back of the film emulsion.
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For the piezoelectric crystal, not only a mechanical source distribution at the surface, but an electrical source distribution also can excite the elastic wave fields.
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Its "muscles" are three flat-plate piezoelectric actuators special pieces of metal that change shape when electricity is run through them.
Globe and Mail
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What happens is, the ultrasound, which vibrates the air, vibrates what's called a piezoelectric transducer," she says.
NPR Topics: News
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Simultaneously with the flash, a piezoelectric plate behind the film launches a sonic pulse into the back of the film emulsion.
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Our observation confirms that prestin is indeed a motor protein based on piezoelectricity.
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Thus, electrical and mechanical changes are coupled, analogous to piezoelectricity.
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Final mirror shape assumed rapidly without drifting (a few seconds vs. several minutes with piezoelectric bimorph mirrors)
Optics.org all content
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The engine has been optimized to offer reduced fuel consumption and the injection system has a different type of piezoelectrical fuel valve compared with the D5 engine.
Gizmag Emerging Technology Magazine
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Piezoelectricity is the ability of some materials (notably crystals, certain ceramics, and biological matter such as bone, DNA and various proteins) to generate an electric field or electric potential in response to applied mechanical stress.
Transforming the Wind’s Vibrations into Electricity | Impact Lab
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The image force acting on the piezoelectric screw dislocation and the generalized stress on the surface of rigid line are calculated.
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They used piezoelectric motors and nanocircuitry to make the blade they were installed in vibrate very rapidly, greatly increasing its cutting power.
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Something real, like "myocardial infarct ," or "piezoelectric ignition.
TROPIC OF NIGHT
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The structural crack affection on modal frequency is studied . The piezoelectric frequency-admittance spectrum under two kinds of harmonic excitation including pressure and voltage are deduced.
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It uses a simple roller with fine blades to cut a pattern of parallel slits in a 0.1-millimetre-thick sheet of a piezoelectric ceramic material called lead zirconate titanate.
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During the week, floating tiles would generate energy through piezoelectricity, a 19 th-century technology that is used to power quartz watches.
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The problem of achieving stable reliability analysis of piezoelectric trusses with random parameters was studied on the basis of the finite element analysis method and stable secular equation.
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The motile mechanism of the outer hair cell is analogous to piezoelectricity in that it is based on direct electromechanical coupling, in which charge is transferred across the membrane.
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A series of stress waves was successfully detected on explosive welding site, using piezoelectric crystal sensors pre positioned at different depth of soil anvil.
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This paper brings forward a newly tactile sensing technology applying piezoelectricity of quartz crystal.
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The sandwich piezoelectric transducer is selected after the capability of the two types transducer is analyzed, and then the structure of transducer is designed.
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Using a series of flexible solar cells as leaves, GROW takes the shape of ivy growing on a building - the leaves are solar cells while the wind that causes them to flutter is harvested as viable energy using a series of piezoelectric generators on the underside of each leaf.
SMIT’s GROW: Solar and Wind Photovoltaic ‘Leaves’ | Inhabitat
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DDS technique is applied in this paper to design and carry out the piezoelectric crystal admittance circle measurement machine.
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Here’s a brilliant invention that makes us wonder why all city sidewalks aren’t covered in piezoelectric tiles.
Power your home with LIGHTNING! | Inhabitat
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The results measured by the PVDF sensors are in concordance with the theoretical results and the new piezoelectric sensor strategy is available.
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A diamond stylus is traversed across the specimen and a piezoelectric pickup records all vertical movement. Peaks and valleys are recorded and converted into a known value of a given parameter.
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The best creationist model for the origin of radioactivity is that of Walt Brown, who asserts that all radioactive minerals formed in the environment of tremendous piezoelectrical activity resulting from the tremendous earthquakes that attended the Global Flood.
Examiner National Edition Articles
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High-power piezoelectric ceramics are desirable to combine a high mechanical quality factor(Qm) with a high piezoelectric constant(d 33) and a high planar coupling factor(Kp).
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Piezoelectric ceramic electron flame, ignition convenient, saves time and manpower.
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They used a tiny piece of what is known as a piezoelectric material, which expands and contracts when an electrical current is run through it.
BBC News | News Front Page | World Edition
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The conceived phone would charge via built-in piezoelectric generators that will convert the user’s motions into power.
Nokia Files Patent for Kinetically Charged Cell Phone | Inhabitat
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The ceramic - polymer phase piezoelectric composites and its research evolution were introduced.
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It involves moving the reference flat of the interferometer in fixed steps with a piezoelectric stage, which shifts the fringes, resulting in a series of interferograms.
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In this dissertation, only the piezoelectric bimorph micro-actuator and valveless piezoelectric micro pump are introduced.
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A second piece of silicone sealsthe PZT in, creating a pliable, biocompatible material that's fourtimes as efficient as previous flexible piezoelectrics.
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Optical fiber giro with piezoelectric ceramic phase modulator can improve checkout sensitivity and range of measurement.
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A kind of micro-positioning stage driven by piezoelectric actuator and guided by flexible joint is researched and designed for improving the precision of machining tools.
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The resonator assembly includes a first electrode held in contact with the base layer, a second electrode, and a piezoelectric layer held between the first and the second electrodes.
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Its "muscles" are three flat-plate piezoelectric actuators special pieces of metal that change shape when electricity is run through them.
Globe and Mail
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Simultaneously with the flash, a piezoelectric plate behind the film launches a sonic pulse into the back of the film emulsion.
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piezoelectric plates
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For nonpiezoelectric materials, a higher-order electromechanical coupling gives nonlinear relationship between electrical displacement and strain (e.g., electrostriction), which also can be characterized in terms of constitutive behavior of the material although the intrinsic EM coupling mechanism is less obvious to me.
IMechanica - Comments
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CircuIt'suppresses capacitively coupled noise pickup by piezoelectric sensor and its wiring.
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Ultrasonic motors (USM) are a new type actuator which is based on the concept of driving the rotor by a mechanical vibration excited on the stator via piezoelectric effect.
PLoS ONE Alerts: New Articles
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Piezoelectric valveless micro-pump theoretical analysis, prototype preparation and its performance are studied.
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Capacitive, piezo resistive, or piezoelectric sensors pick up these motion-triggered vibrations.
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After introducing piezoelectric coupling to the plunge degree of freedom (DOF) in addition to two structural damping coefficients and considering a resistive load in the electrical domain, ...
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These can evolve to invalidate piezoelectric devices with the constant or cyclic loads.
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A cigarette lighter works by squeezing such a crystal, called a piezoelectric, to produce a spark.
AroundTheCapitol.com
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So, what happens is, the ultrasound, which vibrates the air, vibrates what's called a piezoelectric transducer," she says.
NPR Topics: News
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His first attempt, in 1971, used piezoelectric transducers attached to aluminium bars.
Times, Sunday Times
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The temperature sensor , piezoelectric cutting dynamometer developed by ourselves and software compose the real - time monitoring system.
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To measure such energy, they built a rain catcher which would allow them to control the amount of water falling on top of a piezoelectric material, in this case made out of polyvinylidene fluoride.
ALTERNATIVE ENERGY: Rain Power | Inhabitat
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Therefore, a piezoelectric ice sensor has been studied and developed.
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According to piezoelectric effects, the principle and the structure of self-generating of mechanic energy are also introduced.
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Piezoelectric pieces are added to vibration system, they vibrate with system together and generate induced voltage.
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It's such a fast-moving universe, developing 'world-leading piezoelectric drop-on-demand inkjet technologies'.
Times, Sunday Times
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Manufacturer of high quality piezoelectric ceramics and piezo products including single crystals for optics and fiber optic applications, medical, automotve, defense and industrial markets.
Physicsworld.com: all content
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His first attempt, in 1971, used piezoelectric transducers attached to aluminium bars.
Times, Sunday Times
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Electricity as a natural phenomenon shows up in many forms, including piezoelectricity, static electricity, atmospheric effects, and cosmic rays.
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MILF military mines naumachia nomads olympics parks: national parks: theme parks: urban peak water photography piezoelectricity playgrounds post-nature pruned prunings public spaces remote sensing
Archive 2007-10-01
