Sentences with phrase «with piezoelectric»

The illustrative electronic device 900 of FIG. 9 includes a mobile communication circuit, a touch sensitive display, wellness sensors, a near field communication circuit, a global positioning system device, an infrared sensor, twin microphones configured for selective beam steering, and a cover layer configured with piezoelectric sensors so as to function as an acoustic transducer and input control device.

The proximity sensor has been replaced by ultrasound, the earpiece has been replaced with a piezoelectric speaker that uses the metal frame to generate sound, and the front - facing camera is relocated to the bottom (though the phone can thankfully be rotated upside down for more flattering selfies).

Under the plastic hood is a 2.2 - liter, 16 - valve, four - cylinder turbodiesel engine with piezoelectric fuel injectors.

The new diesel is equipped with piezoelectric injector common - rail direct fuel injection that allows a lower compression ratio and a VD (Variable Diffuser) / VG (Variable Geometry) turbocharger.

With piezoelectric injector common - rail direct fuel injection that allows a lower compression ratio and with a VD (Variable Diffuser) / VG (Variable Geometry) turbocharger, the clean diesel unit delivers a maximum output of 150 kW (204 PS) and maximum torque of 420 Nm (42.8 kg - m).

The sophisticated power unit engine features high - pressure common - rail fuel injection with piezoelectric injectors, a variable nozzle turbine (VNT) turbocharger, a variable swirl system and an uprated engine management system for optimum combustion efficiency.

We used a 20x water - immersion objective lens (NA = 0.5; Carl Zeiss) mounted with a piezoelectric - activated lens mover (P - 725K085 PIFOC, Physik Instrumente GmbH & Co..

This is often done with piezoelectric materials, which are able to change shape in the presence of an electric voltage.

«Synthesizing the special mechanism with piezoelectric readout is a big step forward towards commercialization of the technology,» said Neal Hall, an assistant professor in the Cockrell School of Engineering at UT Austin.

Most other atomically thin materials with piezoelectric properties don't maintain their piezoelectricity when stacked, Zelisko said.

Not exact matches

«Some of Pradeep's prior work identified that pure graphene with triangular holes can effectively become piezoelectric,» Zelisko said.

Now, the M.D. Anderson Chair Professor and mechanical engineering department chairman at the University of Houston Cullen College of Engineering, Pradeep Sharma, and his doctoral student, Matthew Zelisko, in collaboration with scientists at Rice University and University of Washington, have identified one of the thinnest possible piezoelectric materials on the planet — graphene nitride.

Engineers at the University of Illinois at Urbana - Champaign and Northwestern University teamed up with cardiologists at the University of Arizona to develop what they call piezoelectric nanoribbons, which attach to the outside of the heart muscle, much like a Band - Aid.

A team of University of California scientists is experimenting with an alternative to lead - based compounds in piezoelectric systems

A piezoelectric yarn is made up of 24 fibres each as thin as a strand of hair, with each fibre having an electrically conducting core surrounded by an insulating and piezoelectric polymer.

To optimize piezoelectric harvesting with plastic films, the team deployed an analytical approach.

«The piezoelectric yarn in combination with a commercial conducting yarn constitute an electric circuit connected in series.»

White remains cautious, though, and would like to see more work looking at whether some of those 10 watts might be coming from the piezoelectric properties of the tantalum oxide, rather than from its interaction with the droplets.Ten watts would be enough to power a mobile phone, a military radio, a GPS device, even a small laptop, Krupenkin says.

The researchers report finding a viable alternative in specially prepared bismuth ferrite film that has piezoelectric properties on par with lead - based compounds.

The team still needs to improve the material's piezoelectric response, says Muhtar Arhart, a materials researcher at the Carnegie / Doe Alliance Center in Washington DC, not involved with the research.

They then coupled diamond, a material that changes its shape very little with electric voltage, with aluminum nitride, a piezoelectric material, and embedded the IDT inside their new SAW device.

The sensors, which the researchers have already shrunk to a 1 millimeter cube — about the size of a large grain of sand — contain a piezoelectric crystal that converts ultrasound vibrations from outside the body into electricity to power a tiny, on - board transistor that is in contact with a nerve or muscle fiber.

Leti Chief Scientist Barbara De Salvo Will Help Kick Off ISSCC 2018 with Opening - Day Keynote: In Addition, Leti Scientists Will Present and Demo New Technology for Piezoelectric Energy Harvesting February 8th, 2018

Caption text hereCompletely unfolded, the milliDelta with 15 mm - by - 15 mm - 20 mm roughly compares to a cent piece, and uses piezoelectric actuators, and flexural joints in its three arms to control high - frequency movements of a stage on top.

The most powerful diesel version of the compact BMW X model features a four - cylinder engine with TwinPower Turbo technology and Common Rail direct injection, the piezoelectric injectors of which operate at a maximum pressure of 2,000 bar.

In fact, what makes the piezoelectric so special is its ability to pick up up to 10 distinct inputs which means typing using all 10 fingers is definitely a possibility with the 10 tablet.

This 65 mV increase is significantly higher than the 10 mV increase it took when the power cell was separated into a PVDF piezoelectric generator and Li - ion battery with the conventional polyethylene separator.

We write about piezoelectric generators from time to time, like sneakers that can power your gadgets or kinetic - energy harvesting sidewalks or wave - powered speakers that let us communicate with dolphins, all of which generate energy from movement.

A+D Gallery Jimena Acosta Emiliano Godoy More on Environmental Art + Design Exhibitions Dispatches from Designboost: The Sustainable Design Exhibition Recycled Oil Drum Art Exhibition Open Today for SEED (Smart Environmental Efforts in DUMBO) Amazingness - An Exhibition About Urban Nature 1 % Water and Our Future: Art + Design Exhibition Gets Creative With H2O GROW: Solar / Piezoelectric Concept Comes to MoMA

While the original Mi MIX came with a cantilever piezoelectric ceramic acoustic technology backed virtual earpiece, the new Mi MIX 2 comes with the regular earpiece but is hidden under the display.

The cantilever piezoelectric ceramic acoustic technology is now replaced with the physical speaker which is placed under the display.

CEO Lei Jun said the company spent three years coming up with a speaker replacement, before finally using a piezoelectric speaker inside the handset that generates sounds through vibrations.

Xiaomi has also replaced the cantilever piezoelectric ceramic acoustic earpiece with a hidden sound - guided speaker having 50mW power.

The phone is supposed to be sporting piezoelectric module which is an alternative to the ear piece speaker and hopefully Xiaomi will improve its performance with this phone.

While the cantilever piezoelectric ceramic acoustic technology replaces the regular earpiece, the IR proximity sensor is replaced with the ultrasonic proximity sensor.

Samsung has already filed a patent for an on - screen fingerprint sensor, and they will include this on the Samsung Galaxy Z. Also, it will also be having a piezoelectric earpiece that will help to take calls even with the Full sized display.

That's because Xiaomi had to replace the piezoelectric acoustic earpiece with a regular one, which makes the top bezel a little more noticeable.

What's new is a standard earpiece located just above the display, with Xiaomi moving away from the piezoelectric motor it used last time around.

In doing so, it switched out the proximity sensor with an ultrasonic distance sensor, moved the front camera sensor to the bottom of the screen, and used a piezoelectric ceramic driver in lieu of the earpiece.