This page is updated frequently with new Anisotropy-related patent applications.
|Spin oscillator device|
The present invention relates to using spin transfer torque underneath a nanocontact on a magnetic thin film with perpendicular magnetic anisotropy (pma), provides generation of dissipative magnetic droplet solitons and magnetic droplet-skyrmions and report on their rich dynamical properties. Micromagnetic simulations identify the conditions necessary to nucleate and drive droplet-skyrmions over a wide range of currents and fields.
|Semiconductor devices comprising magnetic memory cells and methods of fabrication|
A magnetic cell core includes a seed region with a plurality of magnetic regions and a plurality of nonmagnetic regions thereover. The seed region provides a template that enables formation of an overlying nonmagnetic region with a microstructure that enables formation of an overlying free region with a desired crystal structure.
Micron Technology, Inc.
|Liquid crystal composition and liquid crystal display device|
The disclosure shows a liquid-crystal composition having at least one or suitable balance regarding at least two of characteristics such as high maximum temperature of nematic phase, low minimum temperature thereof, small viscosity, suitable optical-anisotropy, large dielectric-anisotropy, large specific resistance, high stability to ultraviolet light and heat; and an am device including the composition and having short response time, large voltage holding ratio, large contrast ratio or long life. The liquid-crystal composition has the nematic phase and contains a specific compound having small optical-anisotropy and large positive dielectric-anisotropy as first component, a specific compound having small viscosity as second component, and may contain a specific compound having high maximum temperature or small viscosity as third component, a specific compound having large positive-dielectric anisotropy as fourth component or a specific compound having negative dielectric-anisotropy as fifth component, and a liquid-crystal display device includes the composition..
Jnc Petrochemical Corporation
|Liquid crystal composition and liquid crystal display element using same|
Provided are a liquid crystal composition including at least one or more compounds represented by general formula (i) and at least one or more compounds represented by general formula (m-1), in which the dielectric constant anisotropy at 25° c. Is larger than 0 and 5 or less; and a liquid crystal display element using this composition.
|Magnetoresistive element and magnetic memory|
A magnetoresistive element includes a reference layer having a fixed magnetization direction and including a ferromagnetic material containing fe or co, a recording layer having a variable magnetization direction and including a ferromagnetic material, and one non-magnetic layer that is formed between the reference layer and the recording layer and that contains oxygen. One of the reference layer and the recording layer contains fe.
|Magnetic memory devices having a perpendicular magnetic tunnel junction|
A magnetic memory device may include a free magnetic structure and a reference magnetic structure that are separated from each other by a tunnel barrier. The free magnetic structure may include an exchange-coupling layer, and first and second free layers that are separated from each other by the exchange-coupling layer.
Samsung Electronics Co., Ltd.
|Liquid crystal composition and liquid crystal display device|
The liquid crystal composition has a negative dielectric anisotropy and contains a specific compound having a large negative dielectric anisotropy as a first component, and the composition may contain a specific compound having a high maximum temperature or a small viscosity as a second component, a specific compound having a large negative dielectric anisotropy as a third component, and a specific compound having a polymerizable group as an additive component.. .
|Liquid crystal composition|
The composition provided by the present invention has a low viscosity γ1, a moderate dielectric anisotropy Δ∈ and a moderate optical anisotropy Δn, and can achieve fast response of a liquid crystal display.. .
|Rotor production method|
A rotor production method includes: a first step of arranging a plurality of sintered bodies side by side with an insulating lubricant applied to an interface of at least one of the sintered bodies adjacent to each other, and then housing the sintered bodies in a cavity of a molding die such that the sintered bodies are arranged side by side in the cavity, the sintered bodies being precursors of a plurality of split magnets constituting one rare-earth magnet; a second step of turning the sintered bodies into the split magnets by performing hot working to impart magnetic anisotropy to the sintered bodies arranged in the cavity, and producing an integrated magnet in which the split magnets are integrated together with the lubricant interposed therebetween; and a third step of producing a rotor of a motor by inserting the integrated magnet into a magnet slot of the rotor.. .
Toyota Jidosha Kabushiki Kaisha
|Coil electronic component and manufacturing the same|
A coil electronic component includes coil parts formed on both surfaces of a support part and a magnetic body enclosing the support part and the coil parts. The magnetic body includes a dipping coating part formed around the coil part, a core part formed inside the coil part, an outer peripheral part formed outside the coil part, and first and second cover parts formed above and below the coil part.
Samsung Electro-mechanics Co., Ltd.
Glass mat and making the glass mat
A method of making a glass mat includes providing an assembly of glass fibers, applying a binder composition to the assembly of glass fibers, wherein the binder includes an organic resin, and curing the binder composition while dimensionally constraining the assembly of glass fibers. Dimensional constraining includes directly contacting a first major surface and a second major surface of the assembly of glass fibers between two substantially parallel surfaces.
Saint-gobain Adfors Canada, Ltd.
Perpendicular magnetic anisotropy free layers with iron insertion and oxide interfaces for spin transfer torque magnetic random access memory
A method of making a spin-torque transfer magnetic random access memory device (stt mram) device includes forming a tunnel barrier layer on a reference layer; forming a free layer on the tunnel barrier layer, the free layer comprising a cobalt iron boron (cofeb) alloy layer and an iron (fe) layer; and performing a sputtering process to form a metal oxide layer on the fe layer.. .
International Business Machines Corporation
Display apparatus and driving a display panel
A display apparatus includes a display panel that includes a liquid crystal layer, a first pixel having the liquid crystal layer with a first thickness, a second pixel having a color filter and the liquid crystal layer with a second thickness. The display apparatus also includes a data generating unit configured to generate a first image signal corresponding to the first pixel and a second image signal corresponding to the second pixel in response to an input image signal, a data converting unit configured to convert a gradation value of the first image signal into a conversion gradation value of the first image signal according to refractive index anisotropy and the first thickness of the liquid crystal layer, and a driving unit configured to output to the first pixel a first data voltage corresponding to the compensation gradation value of the first image signal..
Samsung Display Co., Ltd.
Liquid crystal composition and liquid crystal display device
A liquid crystal composition satisfying at least one characteristic such as high maximum temperature, low minimum temperature, small viscosity, suitable optical anisotropy, large negative dielectric anisotropy, large specific resistance, high stability to uv light, to heat or the like, or having a suitable balance regarding at least two of the characteristics, and an am device having characteristics such as a short response time, a large voltage holding ratio, a low threshold voltage, a large contrast ratio and a long service life are shown. The liquid crystal composition contains a specific compound having at least three polymerizable groups, and the liquid crystal display device includes the composition.
Jnc Petrochemical Corporattion
Liquid crystal composition and liquid crystal display device
The liquid crystal composition contains a compound contributing to high stability to heat or ultraviolet light, has negative dielectric anisotropy and has a nematic phase, and may contain a specific compound having high negative dielectric anisotropy as a first component, a specific compound having a high maximum temperature or small viscosity as a second component, and a specific compound having a polymerizable group.. .
Perpendicular magnetic anisotropy bcc multilayers
A magnetic material includes a cobalt layer between opposing iron layers. The iron layers include iron and are body-centered cubic (bcc), the cobalt layer comprises cobalt and is bcc or amorphous, and the magnetic material has a perpendicular magnetic anisotropy (pma)..
International Business Machines Corporation
Magnetic thin film and application device including magnetic thin film
The problem of the invention is to provide a magnetic thin film having a high magnetic anisotropy constant ku and a high coercive force hc, and to provide an application device comprising the above magnetic thin film. The magnetic thin film of the present invention includes an ordered alloy including: at least one first element selected from the group consisting of fe and ni; at least one second element selected from the group consisting of pt, pd, au and ir; and sc..
Fuji Electric Co., Ltd.
Apparatus and methods for magnetic core inductors with biased permeability
Inductive elements comprising anisotropic media and biasing coils for magnetically biasing thereof and methods of manufacture and operation for use in applications such as microelectronics. Application of an electrical current through the bias coils generates a magnetic field that biases the magnetic material such that a desirable orientation of anisotropy is achieved throughout the magnetic core and enables modulation of the inductive response of the device.
Holographic polymer dispersed liquid crystals
A hyperspectral holographic polymer dispersed liquid crystal (hpdlc) medium comprising broadband reflective properties may comprise dopants that result in a hyperspectral hpdlc with fast transitional switching speeds. Dopants may include alliform carbon particles, carbon nanoparticles, piezoelectric nanoparticles, multiwalled carbon nanotubes, a high dielectric anisotropy compound, semiconductor nanoparticles, electrically conductive nanoparticles, metallic nanoparticles, or the like.
Radical species, and measuring received doses
The invention relates to a radiation-induced radical species characterized in that it has, when measuring a biological nail, hair, or stratum corneum tissue sample by continuous wave epr spectroscopy at ambient temperature: a lande factor of 2.004; during q band measurements at ambient temperature, a minimum signal intensity and a maximum signal intensity, said intensities being reached for magnetic field values separated by 1.8 mt; during x band measurements, a signal forming a singlet; and at the highest frequency, a signal having lande factor anisotropy. The invention also relates to methods suitable for the identified radical species and intended for preparing a sample, analyzing the measured signal, and estimating a received dose..
Institut De Radioprotection Et De Sûreté Nucléaire
Image processing apparatus, image processing method, and storage medium
An image processing apparatus of the present embodiment generates image data representing an image which reproduces anisotropy. The image processing apparatus of the present embodiment has a receiving unit configured to receive an input of image data having anisotropy information and a generating unit configured to generate a signal corresponding to a printing material based on the anisotropy information.
Canon Kabushiki Kaisha
Gmr biosensor with enhanced sensitivity
A method of forming a sensor array comprising a series connection of parallel gmr sensor stripes that provides a sensitive mechanism for detecting the presence of magnetized particles bonded to biological molecules that are affixed to a substrate. The adverse effect of hysteresis on the maintenance of a stable bias point for the magnetic moment of the sensor free layer is eliminated by a combination of biasing the sensor along its longitudinal direction rather than the usual transverse direction and by using the overcoat stress and magnetostriction of magnetic layers to create a compensatory transverse magnetic anisotropy.
Headway Technologies, Inc.
Method for producing a flat semi-finished product from a fiber composite material and flat semi-finished product
A method produces a flat semi-finished product from a fiber composite material that contains individual carbon fibers, carbon fiber bundles, or a mixture thereof in a defined anisotropic fiber orientation and a thermoplastic matrix material. The anisotropy of the carbon fibers is created in a carding process using the high orientability of admixed non-carbon textile fibers, at least some of the non-carbon textile fibers being thermoplastic, and the carbon fibers having been isolated from waste or used parts.
Sgl Automotive Carbon Fibers Gmbh & Co. Kg
Methods of forming magnetic memory cells and semiconductor devices
A magnetic cell includes a free region between an intermediate oxide region (e.g., a tunnel barrier) and a secondary oxide region. Both oxide regions may be configured to induce magnetic anisotropy (“ma”) with the free region, enhancing the ma strength of the free region.
Micron Technology, Inc.
Mtj structure having vertical magnetic anisotropy
Provided is a magnetic tunneling junction (mtj) structure having (pma). The mjt structure includes a seed layer including a tungsten-based substance, a first ferromagnetic layer that is positioned on the seed layer, includes a boron-based ferromagnetic material and has pma, a tunneling barrier layer positioned on the first ferromagnetic layer, and a second ferromagnetic layer that is positioned on the tunneling barrier layer and has pma, wherein the seed layer has a thickness in a range of 1 nm to 10 nm.
Industry-university Cooperation Foundation Hanyang University
Voltage-controlled magnetic anisotropy switching device using an external ferromagnetic biasing film
Aspects of the present disclose related to a voltage-controlled magnetic anisotropy (vcma) switching device using an external ferromagnetic biasing film. Aspects of the present disclose provide for a magnetoresistive random access memory (mram) device.
Hgst Netherlands B.v.
Liquid crystal optical device
A liquid crystal optical device 100 comprising a pair of substrates 10, 20 facing each other, at least one of which having transparency to light, an electrooptical functional layer sandwiched between the substrates, and an electric field applying means to generate an electric field in the electrooptical functional layer, wherein the electrooptical functional layer contains a liquid crystal compound having a positive dielectric anisotropy and showing liquid crystallinity, and an alignment-controlling material for controlling the alignment of the liquid crystal compound, and the electric field applying means is so constituted as to generate an electric field containing lines of electric force substantially in parallel with the substrate surface of at least one of the substrates.. .
Display device and manufacturing the display device
A display device includes a first substrate including a first surface and a second surface, a second substrate disposed on the second surface of the first substrate, a liquid crystal layer disposed between the first substrate and the second substrate, a color conversion layer disposed on the second substrate, and a third substrate disposed on the color conversion layer. The second surface of the first substrate is opposite the first surface of first substrate.
Samsung Display Co., Ltd.
Determining p-wave azimuthal anisotropy from walkaround vsp with offset dependent slowness corrections
A method comprises obtaining vertical seismic profile (vsp) data using seismic sources positioned at corresponding shot locations at desired offsets from seismic receivers positioned in a borehole drilled through a formation. The method further comprises receiving seismic waves emanating from the seismic sources, processing the vsp data to determine vertical slowness of the formation, and analyzing an azimuthal anisotropy of the formation.
Hall Iburton Energy Service, Inc.
Additive manufacturing methods
Forming an object containing ti-6al-4v, the object having a first microstructure containing columnar structures along a build direction of the additive manufacturing and the object exhibiting mechanical property anisotropy resulting from the columnar structures. After completing a shape of the object, the method includes hydrogenating the ti-6al-4v, heat treating the object containing the hydrogenated titanium, and dehydrogenating the heat treated object.
Multicore magnetic particles
A multicore magnetic particle. In one embodiment, the magnetic particle includes a plurality of superparmagnetic cores embedded in a non-magnetic matrix.
Marker materials and forms for magnetic marker localization (mml)
A magnetic marker for marking a site in tissue in the body. In one embodiment, the marker comprises a magnetic metallic glass.
Magnetic memory cells, semiconductor devices, and methods of operation
A magnetic cell core includes at least one stressor structure proximate to a magnetic region (e.g., a free region or a fixed region). The magnetic region may be formed of a magnetic material exhibiting magnetostriction.
Micron Technology, Inc.
Liquid-crystal display element
An object of the present invention is to provide a liquid-crystal display element using a liquid-crystal composition having negative dielectric anisotropy, capable of realizing excellent display characteristics by being used in a liquid-crystal display element provided with a photo-alignment film, without deteriorating various characteristics as a liquid-crystal display element such as dielectric anisotropy, viscosity, a nematic phase upper limit temperature, nematic phase stability at low temperatures, and γ1, and burn-in characteristics of a display element. A liquid-crystal display element using a liquid-crystal composition containing at least one compound selected from the group consisting of compounds represented by the following general formula (i) is provided..
Diaphragm, electroacoustic transducer, and electroacoustic transducer apparatus
A diaphragm is provided that has small mechanical anisotropy even when heat is applied to the diaphragm in the production process. The diaphragm includes a biaxially stretched film stretched in a first direction (the machine direction) and a second direction (the transverse direction), wherein the entire surface of the biaxially stretched film has a first pattern and a second pattern, the first pattern has ridges and grooves with a first pitch, the second pattern has ridges and grooves with a second pitch, the second pitch is smaller than the first pitch, the second pattern is formed along the first direction or the second direction, and the length of regions defined by the first pattern in the first direction differs from the length of the regions in the second direction..
Kabushiki Kaisha Audio-technica
Heat-assisted rotating disk magnetometer for ultra-high anisotropy magnetic measurements
An apparatus comprises a spindle to rotate a magnetic recording medium and a magnetic field generator to expose a track of the medium to a dc magnetic field. The magnetic field generator is configured to saturate the track during an erase mode and reverse the dc magnetic field impinging the track during a writing mode.
Seagate Technology Llc
Conducting composition and producing the same
A conducting composition of the present invention includes a cellulose nanofiber and a fine particle. The conducting composition includes (a) a cellulose nanofiber, and (b) at least one type of an inorganic powder selected from graphene, graphene oxide, and derivatives thereof.
Fuji Polymer Industries Co., Ltd.
Diomej cell devices
Embodiments of the technology implement diomej cells. In one embodiment, a diomej cell includes: an mej that includes, a ferromagnetic fixed layer, a ferromagnetic free layer, and a dielectric layer interposed between said fixed and free layers, where the fixed layer is magnetically polarized in a first direction, where the free layer has a first easy axis that is aligned with the first direction, and where the mej is configured such that when a potential difference is applied across it, the magnetic anisotropy of the free layer is altered such that the relative strength of the magnetic anisotropy along a second easy axis that is orthogonal to the first easy axis, as compared to the strength of the magnetic anisotropy along the first easy axis, is magnified for the duration of the application of the potential difference; and a diode, where the diode and the mej are arranged in series..
The Regents Of The University Of California
Method of manufacturing rare earth magnet
A method of manufacturing a rare earth magnet includes: preparing a powder by preparing a rapidly-solidified ribbon by liquid solidification, and by crushing the rapidly-solidified ribbon; manufacturing a sintered compact by press-forming the powder; and manufacturing a rare earth magnet by performing hot deformation processing on the sintered compact to impart anisotropy to the sintered compact. In this method, the rapidly-solidified ribbon is a plurality of fine crystal grains.
Toyota Jidosha Kabushiki Kaisha
Liquid crystal panel compensation structure and liquid crystal display apparatus
The present invention provides a liquid crystal panel compensation structurecomprising two second compensation film disposed at two sides of a liquid crystal panel and a first compensation film disposed above one of te second compensation film; a liquid crystal layer comprising a plurality of liquid crystal molecules being disposed in the liquid crystal panel, a refractive index anisotropy of the liquid crystal layer being Δn, a depth of the liquid crystal layer being d, and a pretilt angle of the liquid crystal molecules being θ; the first compensation film being a biaxial compensation film, an in-plane compensation value thereof being ro1, and a depth compensation value thereof being rth1; each of the second compensation film being an uniaxial compensation film, and the depth compensation value thereof being rth2, wherein 342.8 nm≦Δn·d≦361.4 nm, 85°≦θ<90°, 52 nm≦ro1≦78 nm, 196 nm≦rth1≦293 nm, y1 nm≦rth2≦y2 nm, y1=−0.50645·rth1+164.1, and y2=−0.003085·(rth1)2+0.932·rth1+23.7. The present invention further provides a liquid crystal display apparatus comprising the compensation structure described above..
Shenzhen China Star Optoelectronics Technology Co., Ltd.
Optical device and display device provided with same
An optical device (100) includes: a first substrate (10) and a second substrate (20) opposing each other; an optical layer (30) interposed between the first substrate and the second substrate; and a first electrode (11) and a second electrode (12) to which different potentials can be applied. The optical layer includes a medium (31) and anisotropically-shaped particles (32) dispersed in the medium, the anisotropically-shaped particles having shape anisotropy.
Sharp Kabushiki Kaisha
Liquid crystal composition and application thereof
Disclosed is a liquid crystal composition and use thereof. The liquid crystal composition comprises components a, b and c; wherein component a is selected from one of the compounds represented by formula i; component b is a liquid crystal composition having a dielectric anisotropy of greater than 3; and component c is a liquid crystal composition having a dielectric anisotropy of −3 to 3.
Shijiazhuang Chengzhi Yonghua Display Materials Co., Ltd.
Magnetic field sensor
Embodiments of the present invention provide a magnetic field sensor. The magnetic field sensor includes at least four xmr elements connected in a full bridge circuit including parallel branches.
Infineon Technologies Ag
Model creation , and inspection device using the same
There is provided an analysis model creation method which is capable of simply and quickly creating an accurate analysis model with respect to a structure including a crystalline material. In order to solve a problem described above, there is provided a model creation method of an analysis region used in numeral analysis, the method including a step of designating a crystal growth direction if a region is a region including crystallinity including acoustic anisotropy in the analysis region, a step of selecting partial image data to which the crystallinity of the region is reflected, a step of rotating and operating the partial image data along the crystal growth direction, and a step of creating image data which is covered in the region designated using the rotated partial image data..
Tunable anisotropy of co-based nanocomposites for magnetic field sensing and inductor applications
A method includes producing an amorphous precursor to a nanocomposite, performing devitrification of the amorphous precursor, forming, based on the devitrification, the nanocomposite comprising an induced magnetic anisotropy, and for a first portion of the nanocomposite, determining a desired value of a magnetic permeability of the first portion, tuning, based on the desired value, the induced magnetic anisotropy for the first portion, and adjusting, based on the tuning of the induced magnetic anisotropy of the first portion, a first magnetic permeability value of the first portion of the nanocomposite, wherein the first magnetic permeability value is different from a second magnetic permeability value for a second portion of the nanocomposite.. .
Carnegie Mellon University
Nematic liquid crystal composition and liquid crystal display element using the same
The present invention relates to a liquid crystal composition, which is a liquid crystal composition containing a compound represented by general formula (ii-1) as an anti-oxidizing agent for a liquid crystal composition containing the compound represented by general formula (ii-1) and also as a first component, and a compound represented by general formula (k) as a second component. The compound represented by general formula (ii-1) enables obtainment of a working effect of the anti-oxidizing agent, and therefore it allows provision of a liquid crystal composition containing the anti-oxidizing agent which has improved reliability like low temperature stability, while the high dielectric anisotropy is maintained..
Nematic liquid crystal composition and liquid crystal display element including the same
There is provided a liquid crystal composition whose refractive index anisotropy (Δn) and nematic phase-isotropic liquid phase transition temperature (tni) are sufficiently high, whose viscosity (η) is sufficiently low, whose rotational viscosity (γ1) is sufficiently low, whose elastic constant (k33) is high, whose dielectric anisotropy (Δ∈) is high or whose Δ∈ is negative with a large absolute value, and whose decrease in reliability after uv irradiation is small, and also provide a liquid crystal display element including the same, which has the excellent display quality and the high response speed. It has been found that the above object can be achieved by forming a polymerizable compound containing liquid crystal composition, which includes a polymerizable compound with a particular chemical structure and a non-polymerizable liquid crystal compound, the polymerizable compound with a particular chemical structure being contained at a particular ratio, and a liquid crystal display element including the same..
Nematic liquid-crystal composition and liquid-crystal display element obtained using same
A task to be achieved by the present invention is to provide a liquid crystal composition which has a satisfactorily low solid phase-nematic phase transition temperature (ton), a satisfactorily small viscosity (η), a satisfactorily small rotational viscosity (γ1), a large elastic constant (k33), and a negative dielectric anisotropy (Δε), the absolute value of which is large, without having lowered the refractive index anisotropy (Δn) and nematic phase-isotropic liquid phase transition temperature (tni), and further to provide a liquid crystal display element of a va mode or the like using the same, which has excellent display quality such that the element is free of or has suppressed a display failure, and which has high response speed. Provided are a liquid crystal composition comprising one kind or two or more kinds of compounds having an alkenyl side chain in the liquid crystal composition, wherein the total content of the compounds having an alkenyl side chain in the liquid crystal composition is from 5 to 100% by mass, and a liquid crystal display element using the same..
Thermally conducting composition and producing the same
A thermally conducting composition of the present invention includes (a) a cellulose nanofiber, and (b) at least one type of an inorganic powder selected from a metal oxide and a diamond having an average particle diameter of 50 nm or less. A method for producing the thermally conducting composition includes the steps of preparing a dispersion by adding water or a mixed solvent of water and a hydrophilic solvent to (a) a cellulose nanofiber and (b) at least one type of an inorganic powder selected from a metal oxide and a diamond having an average particle diameter of 50 nm or less; and removing the water or the mixed solvent of water and a hydrophilic solvent from the dispersion.
Fuji Polymer Industries Co., Ltd.
Magnetoresistive element having a novel recording multilayer
A magnetoresistive element has a crystalline structural quality and magnetic anisotropy enhancement bilayer (csmae bilayer) with a). Enhanced the crystalline structural quality, hence fabrication yield, of the resulting magnetoresistive element; and b).
High annealing temperature perpendicular magnetic anisotropy structure for magnetic random access memory
A perpendicular synthetic antiferromagnetic (psaf) structure and method of making such a structure is disclosed. The psaf structure comprises a first high perpendicular magnetic anisotropy (pma) multilayer and a second high pma layer separated by a thin ruthenium layer.
Spin Transfer Technologies, Inc.