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US20150062257 SODIUM NIOBATE POWDER, METHOD FOR PRODUCING THE SAME, METHOD FOR PRODUCING CERAMIC, AND PIEZOELECTRIC ELEMENT  
A sodium niobate powder includes sodium niobate particles having a shape of a cuboid and having a side average length of 0.1 μm or more and 100 μm or less, wherein at least one face of each of the...
US20120086757 PIEZOELECTRIC ELEMENT, LIQUID EJECTING HEAD AND LIQUID EJECTING APPARATUS  
A piezoelectric element comprises a piezoelectric member made of a complex oxide and an electrode which contains platinum. The complex oxide contains potassium sodium niobate and bismuth ferrate....
US20110109204 Piezoelectric Element and Audio Device  
A piezoelectric element including a plurality of stacked piezoelectric sheets, wherein the stretching axis of a first piezoelectric sheet and the stretching axis of a second piezoelectric sheet of...
US20140092176 LIQUID EJECTION HEAD, LIQUID EJECTION DEVICE  
A liquid ejection head including a piezoelectric element having a piezoelectric layer and electrodes The piezoelectric layer is 3 μm or less in thickness. The piezoelectric layer is made of a...
US20120043858 Energy Harvesting Devices Using Carbon Nanotube (CNT)-Based Electrodes  
Energy harvesting elements or membranes are provided that use a layer of electrodes with a mixture of carbon nanotubes (CNT). The energy harvesting device of this type can be used as in...
US20150015643 PIEZOELECTRIC MATERIAL, PIEZOELECTRIC ELEMENT, AND ELECTRONIC EQUIPMENT  
A piezoelectric material contains a main component containing a perovskite-type metal oxide having the formula (1); a first auxiliary component composed of Mn; and a second auxiliary component...
US20150171311 PIEZOELECTRIC MATERIAL, PIEZOELECTRIC ELEMENT, AND ELECTRONIC APPARATUS  
A piezoelectric material contains a main component containing a perovskite-type metal oxide represented by general formula (1), a first sub-component containing Mn, and a second sub-component...
US20150028249 PIEZOELECTRIC CERAMICS, PIEZOELECTRIC ELEMENT, LIQUID EJECTION HEAD, ULTRASONIC MOTOR, AND DUST REMOVING DEVICE  
Provided is a lead-free piezoelectric ceramics having enhanced mechanical quality factor (Qm) and mechanical strength. The piezoelectric ceramics, includes at least a first crystal grain and a...
US20100060109 NANOTUBES, NANORODS AND NANOWIRES HAVING PIEZOELECTRIC AND/OR PYROELECTRIC PROPERTIES AND DEVICES MANUFACTURED THEREFROM  
Disclosed herein is a device comprising a pair of electrodes; and a nanotube, a nanorod and/or a nanowire; the nanotube, nanorod and/or nanowire comprising a piezoelectric and/or pyroelectric...
US20120234093 MICROELECTROMECHANICAL SYSTEM DEVICE INCLUDING A METAL PROOF MASS AND A PIEZOELECTRIC COMPONENT  
This disclosure provides systems, apparatus, and devices and methods of fabrication for electromechanical devices. In one implementation, an apparatus includes a metal proof mass and a...
US20070252478 Solid-State Actuator, Especially Piezoceramic Actuator  
An embodiment of the invention relates to a solid-state actuator, especially a piezoceramic actuator, which comprises a support layer to which at least one actuator layer, especially a...
US20140239774 NEW PROCESSING METHOD FOR GRAIN-ORIENTED LEAD-FREE PIEZOELECTRIC Na0.5Bi0.5TiO3-BaTiO3 CERAMICS EXHIBITING GIANT PERFORMANCE  
Textured ceramic compositions having improved piezoelectric characteristics as compared with their random counterparts are provided. Methods of making the compositions and devices using them are...
US20140246956 VOLUME WAVE RESONATORS ON MICROMACHINED VERTICAL STRUCTURES  
A bulk wave piezoelectric resonator operating at a predetermined frequency includes a substrate block, having a plane face, a first thickness and consisting of a first material, a resonant plate...
US20120187805 PIEZOELECTRIC RESONATOR PLATE AND MANUFACTURING METHOD FOR PIEZOELECTRIC RESONATOR PLATE  
In a piezoelectric resonator plate, a substrate having a main face formed in a rectangular shape is provided with a vibration portion and a joining portion that are integrated with each other, the...
US20140184876 PIEZOELECTRIC MATERIAL, PIEZOELECTRIC ELEMENT, AND ELECTRONIC APPARATUS  
A piezoelectric material includes, as a main component, a perovskite-type metal oxide represented by a general formula (Ba1-xCax)a(Ti1-y-zSnyZrz)O3 where 1.00≦a≦1.01, 0.125≦x≦0.300, 0≦y≦0.020, and...
US20140175949 PIEZOELECTRIC BULK WAVE DEVICE, AND METHOD OF MANUFACTURING THE PIEZOELECTRIC BULK WAVE DEVICE  
A piezoelectric bulk wave device that includes a piezoelectric thin plate that is made of LiTaO3, and first and second electrodes that are provided in contact with the piezoelectric thin plate....
US20120161586 ACTUATOR  
Provided are an electrode having high conductivity and high durability to driving deformation, and an actuator including the electrode, the actuator having a large amount of displacement. The...
US20150015642 PIEZOELECTRIC MATERIAL, PIEZOELECTRIC ELEMENT, AND ELECTRONIC DEVICE  
There is provided a piezoelectric material not containing any lead component, having stable piezoelectric characteristics in an operating temperature range, a high mechanical quality factor, and...
US20110018400 DIELECTRIC MATERIAL FOR POLYMERIC ACTUATOR, AND POLYMERIC ACTUATOR USING THE SAME  
It is intended to provide a dielectric material for polymeric actuator, which has a high dielectric constant, low Young's modulus and excellent operation performance, which can be simply formed,...
US20120169183 CERAMIC COMPOSITION FOR PIEZOELECTRIC ACTUATOR AND METHOD OF MANUFACTURING THE SAME, AND PIEZOELECTRIC ACTUATOR MANUFACTURED BY USING THE SAME  
There are provided a ceramic composition for a piezoelectric actuator allowing for low-temperature sintering and a method of manufacturing the same, and a piezoelectric actuator. A Cuo powder and...
US20110210650 Piezoelectric composite nanofibers, nanotubes, nanojunctions and nanotrees  
Piezoelectric nanostructures, including nanofibers, nanotubes, nanojunctions and nanotrees, may be made of piezoelectric materials alone, or as composites of piezoelectric materials and...
US20090066193 Powder Containing Silver and At Least Two Non Silver Containing Elements  
Disclosed are methods of making multi-element, finely divided, alloy powders containing silver and at least two non-silver containing elements and the uses of these powders in ceramic...
US20120019107 Piezo Actuator in Multi-Layered Construction  
A multilayer piezo actuator is specified, in which piezoelectric layers and electrode layers are arranged to form a stack. Electrical contact is made with the electrode layers via two external...
US20110050048 ACTUATOR  
The present invention provides an actuator which can obtain a large displacement in a moving part, and suppresses the deterioration due to a counteracting force of the moving part in a stationary...
US20150145379 ULTRASOUND VIBRATION DEVICE, METHOD OF MANUFACTURING ULTRASOUND VIBRATION DEVICE, AND ULTRASOUND MEDICAL APPARATUS  
An ultrasound vibration device is provided with a stacked transducer in which a plurality of piezoelectric single crystal element layers are stacked between two metal blocks. Since each of the two...
US20140375172 FLEXIBLE MOLECULAR PIEZOELECTRIC DEVICE  
A piezoelectric material, comprising: a piezoelectric self-assembling monolayer of oligopeptides; a conductive surface; and a substrate, wherein the conductive surface is located between the...
US20130181581 Piezoelectric Multilayer Actuator  
A piezoelectric multilayer actuator includes a stack of piezoelectric layers arranged one above another and first electrode layers and second electrode layers arranged alternately one above...
US20120074819 PIEZOCERAMIC TRANSDUCER AND METHOD FOR MANUFACTURING THE SAME  
A piezoceramic transducer (PZT transducer) and a method for manufacturing the same are provided. The PZT transducer includes a piezoceramic substrate and an electrode unit. The piezoceramic...
US20110187238 Actuator Element and Use of Same  
Actuator elements can be used for mechatronic, adaptive applications under the most varied conditions of use. These actuator elements have improved properties and can be manufactured...
US20150200039 CONDUCTIVE MATERIAL AND TRANSDUCER INCLUDING THE CONDUCTIVE MATERIAL  
A conductive material includes an elastomer and a conductive agent contained in the elastomer. The elastomer has a crosslinked structure through a slide-ring molecule having a ring molecule and a...
US20150022275 VIBRATOR ELEMENT, VIBRATOR, OSCILLATOR, ELECTRONIC APPARATUS, AND MOVING OBJECT  
A vibrator element includes a base portion, a vibrating arm extending from the base portion, a first electrode provided on the vibrating arm, a second electrode provided above the first electrode,...
US20140085385 PIEZOELECTRIC UNIT, LIQUID EJECTING HEAD, AND LIQUID EJECTING APPARATUS  
In an inactive region, a farthest dummy electrode formed in a base end portion and an isolated dummy electrode island are located at positions along an extension from an individual internal...
US20140292146 PIEZOELECTRIC VIBRATION MODULE  
Disclosed herein is a piezoelectric vibration module capable of improving adhesion between a piezoelectric element and an external electrode disposed on the piezoelectric element, the...
US20120286627 POLYMER BLEND COMPOSITION AND ACTUATORS USING THE SAME  
The present invention relates to a polymer blend composition comprising a dielectric elastomer, an actuator film manufactured using the same, and an actuator comprising the film. The polymer blend...
US20120091861 CERAMIC COMPOSITION FOR PIEZOELECTRIC ACTUATOR AND PIEZOELECTRIC ACTUATOR COMPRISING THE SAME  
The present invention relates to a ceramic composition for a piezoelectric actuator and a piezoelectric actuator comprising the same. The ceramic composition for piezoelectric actuator includes a...
US20130278681 PIEZOELECTRIC CERAMIC, PIEZOELECTRIC ELEMENT, ULTRASONIC MOTOR, AND DUST REMOVING DEVICE  
There is provided a lead-free piezoelectric ceramic having a high and stable piezoelectric constant and a high and stable mechanical quality factor in a wide operating temperature range. A method...
US20120194283 VIBRATOR ELEMENT, VIBRATOR, OSCILLATOR, AND ELECTRONIC APPARATUS  
A vibrator element includes a base section, vibration arms, and excitation electrodes provided to the respective vibration arms, the excitation electrodes each include a first electrode disposed...
US20120056944 PIEZOELECTRIC ELEMENT, LIQUID EJECTING HEAD, LIQUID EJECTING APPARATUS, AND METHOD FOR MANUFACTURING PIEZOELECTRIC ELEMENT  
A first lead electrode containing nickel and chromium contacts a second upper electrode containing titanium. Here, since a difference between the normal electrode potential of nickel and chromium...
US20100096950 FLAT-PLATE LAMINATION-TYPE CONDUCTIVE POLYMER ACTUATOR AND FLAT-PLATE LAMINATION-TYPE CONDUCTIVE POLYMER ACTUATOR DEVICE AS WELL AS OPERATING METHOD THEREOF  
Conductive polymer films are respectively connected to fixed frames via a link member, and an electrolyte holding layer is placed so as to be made in contact with the conductive polymer films. The...
US20120112607 CERAMIC COMPOSITION FOR PIEZOELECTRIC ACTUATOR AND PIEZOELECTRIC ACTUATOR INCLUDING THE SAME  
Disclosed are a ceramic composition for a piezoelectric actuator and a piezoelectric actuator including the same. The ceramic composition for a piezoelectric actuator includes piezoelectric...
US20110072900 PIEZOELECTRIC THIN FILM AND METHOD OF MANUFACTURING THE SAME, ANGULAR VELOCITY SENSOR, METHOD OF MEASURING ANGULAR VELOCITY BY THE ANGULAR VELOCITY SENSOR, PIEZOELECTRIC GENERATING ELEMENT, AND METHOD OF GENERATING ELECTRIC POWER USING THE PIEZOELECTRIC GENERATING ELEMENT  
Provided are a piezoelectric thin film including a lead-free ferroelectric material and exhibiting high piezoelectric performance comparable to that of PZT, and a method of manufacturing the...
US20120062074 PIEZOELECTRIC ELEMENT, PIEZOELECTRIC ACTUATOR, LIQUID EJECTING HEAD, AND LIQUID EJECTING APPARATUS  
A piezoelectric element includes a first electrode, a first multilayer composite disposed on the first electrode, a second multilayer composite disposed on the first electrode with a distance from...
US20120248943 Oscillator Electrode Material Having Excellent Aging Characteristics, Piezoelectric Oscillator Using The Material And Sputtering Target Comprising The Material  
An electrode material capable of making more satisfactory the dispersion at the time of production and the aging property of a resonator than Au and capable of reducing the price as compared to...
US20110204754 PIEZOELETRIC CERAMIC COMPOSITION AND PIEZOELECTRIC CERAMIC ELECTRONIC COMPONENT  
A piezoelectric ceramic includes a main constituent represented by the general formula {(1−x) (K1-a-bNaaLib)(Nb1-cTac)O3}−xM2M4O3}, and as accessory constituents, 2α mol of Na, (α+β) mole of an...
US20140368090 PIEZOELECTRIC DEVICE AND PIEZOELECTRIC CERAMIC COMPOSITION  
A piezoelectric device is provided with: a piezoelectric ceramic layer that is obtained by firing a piezoelectric ceramic composition which contains a perovskite composition and an Ag component;...
US20120235543 ACTUATOR  
There is provided an actuator that can deform as an electrolyte moves, wherein at least one of a pair of electrode layers contains polymer fibers, and the polymer fibers contain an...
US20120007475 CONSTRUCTION ELEMENT THAT OPERATES WITH ACOUSTIC WAVES, AND METHOD FOR THE MANUFACTURE THEREOF  
A component that operates with acoustic waves includes a substrate including a piezoelectric material, a first electrode plane in which bottom electrode structures including an acoustically active...
US20130119827 DIELECTRIC COMPOSITION AND CERAMIC ELECTRONIC COMPONENT INCLUDING THE SAME  
There is provided a dielectric composition, including; a base powder including BamTiO3 (0.995≦m≦1.010); a first sub-component including 0.05 to 4.00 moles of an oxide or carbonate containing at...
US20090179521 BOUNDARY ACOUSTIC WAVE DEVICE AND METHOD FOR MANUFACTURING THE SAME  
A boundary acoustic wave device includes a piezoelectric substance, a dielectric substance laminated on the piezoelectric substance, and an electrode film disposed at a boundary between the...
US20150053885 PIEZOELECTRIC CERAMIC, METHOD FOR MANUFACTURING PIEZOELECTRIC CERAMIC, PIEZOELECTRIC ELEMENT, AND ELECTRONIC DEVICE  
A piezoelectric ceramic contains a main component, Mn as a first auxiliary component, and a second auxiliary component containing at least one element selected from the group consisting of Cu, B,...
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