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Anisotropy patents

      

This page is updated frequently with new Anisotropy-related patent applications.




 In-situ annealing and etch back steps to improve exchange stiffness in cobalt iron boride based perpendicular magnetic anisotropy free layers patent thumbnailnew patent In-situ annealing and etch back steps to improve exchange stiffness in cobalt iron boride based perpendicular magnetic anisotropy free layers
A method for forming a memory device that includes providing a free layer of an alloy of cobalt (co), iron (fe) and boron (b) overlying a reference layer; and forming metal layer comprising a boron (b) sink composition atop the free layer. Boron (b) may be diffused from the free layer to the metal layer comprising the boron sink composition.
International Business Machines Corporation


 Transistor that employs collective magnetic effects thereby providing improved energy efficiency patent thumbnailTransistor that employs collective magnetic effects thereby providing improved energy efficiency
A device or class of devices that provides a mechanism for controlling charge current flow in transistors that employs collective magnetic effects to overcome voltage limitations associated with single-particle thermionic emission as in conventional mosfets. Such a device may include two or more magnetic stacks with an easy-in-plane ferromagnetic film sandwiched between oppositely magnetically oriented perpendicular magnetization anisotropy (pma) ferromagnets.
Board Of Regents, The University Of Texas System


 Display device patent thumbnailDisplay device
A display device comprises: a display panel; a metallic wiring formed in the display panel; and a semiconductor integrated circuit element connected to the display panel through a uv curing anisotropy conductive film, wherein the semiconductor integrated circuit element includes a plurality of bumps, the metallic wiring is electrically connected to the bumps through the uv curing anisotropy conductive film, the metallic wiring includes a plurality of openings, and at least one of the bumps is disposed between two adjacent openings closest to each other in the plurality of openings.. .
Panasonic Liquid Crystal Display Co., Ltd.


 Method and  characterizing azimuthal anisotropy using statistical moments patent thumbnailMethod and characterizing azimuthal anisotropy using statistical moments
A method for evaluating anisotropy parameters using statistical moments calculates second and third central moments using reflectivity values associated with pairs of incidence and azimuth angles. The method further determines tangential and normal weaknesses for the location using the calculated second and third central moments for different incident angles.
Cgg Services Sa


 Liquid crystal compound and liquid crystal composition patent thumbnailLiquid crystal compound and liquid crystal composition
The present disclosure discloses a liquid crystal compound and a liquid crystal composition. The liquid crystal compound has a general structural formula as represented by formula i.
Shijiazhuang Chengzhi Yonghua Display Materials Co., Ltd.


 Method for manufacturing coagulated particles from latex prepared by emulsion polymerization, aggregates from latex prepared by emulsion polymerization, and coagulated particles from latex prepared by emulsion polymerization patent thumbnailMethod for manufacturing coagulated particles from latex prepared by emulsion polymerization, aggregates from latex prepared by emulsion polymerization, and coagulated particles from latex prepared by emulsion polymerization
The present invention relates to a method for manufacturing coagulated particles from a latex prepared by emulsion polymerization, containing step of discharging the latex prepared by emulsion polymerization containing a thickener or the latex prepared by emulsion polymerization having a given viscosity into a solution containing a coagulating agent, to coagulate the latex prepared by emulsion polymerization, aggregates having an anisotropy shape obtained by discharging a latex prepared by emulsion polymerization containing a thickener into a solution containing a coagulating agent, and coagulated particles from the latex prepared by emulsion polymerization obtained by the method.. .
Kaneka Corporation


 Liquid crystal composition having easily adjustable rotational viscosity patent thumbnailLiquid crystal composition having easily adjustable rotational viscosity
The liquid crystal composition according to the present invention has high clearing point and refractive index anisotropy, a controllable modulus of elasticity, and high specific resistance, and the rotational viscosity thereof is easily adjustable to be low. Thus, the liquid crystal composition satisfying various liquid crystal display (lcd) device characteristics is provided..

 Strained voltage-controlled magnetic memory elements and devices patent thumbnailStrained voltage-controlled magnetic memory elements and devices
A magnetic memory bit structure using voltage-controlled magnetic anisotropy (vcma) for switching the state of at least one magnetic free layer (fl) is configured for inducing strain to achieve very large vcma coefficients, toward reducing the electric field potential and/or voltage required for switching the state of the magnetic free layer (fl). The disclosed apparatus and method increases voltage-controlled magnetic anisotropy (vcma) efficiency, which is the change of interfacial magnetic anisotropy energy per unit electric field, thus exploiting strain engineering in designing next generation meram devices which operate more efficiently with lower switching thresholds..
California State University, Northridge


 Liquid crystal alignment layer patent thumbnailLiquid crystal alignment layer
An object of the present invention is to provide a photoalignment layer with a more reliable absorption anisotropy parameter as a photoalignment layer that allows for reduced ac image-sticking. Specifically, provided is a photoalignment layer, obtained by exposure to polarized uv radiation, that has a maximum Δa (=a1−a2, where a1 is the absorbance in a direction parallel to a vibration direction of the polarized uv radiation, and a2 is the absorbance in a direction parallel to the vibration direction of the polarized uv radiation) of 0.35 or more per micrometer of layer thickness in a range of 230 to 380 nm..
Dic Corporation


 Liquid crystal medium and electrooptical display containing same patent thumbnailLiquid crystal medium and electrooptical display containing same
The present invention relates to nematic liquid-crystal media of negative dielectric anisotropy which have a peak time (tmax.) of 0.25 ms or less, which is determined as described in the disclosure, and which preferably have a value of the quotient of the peak time and the square of the birefringence (tmax/Δn2) of 22 ms or less, and to the use of these liquid-crystal media in liquid-crystal displays, and to these liquid-crystal displays.. .
Merck Patent Gmbh


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

Bias layer and shield biasing design

A read head is longitudinally biased unidirectionally by laterally abutting soft magnetic layers or multilayers. The soft magnetic layers are themselves magnetically stabilized by layers of antiferromagnetic material that are exchange coupled to them.
Headway Technologies, Inc.

Light-synthesizing laser device

The light-synthesizing laser device includes a plurality of collimating lenses that are arranged in a one-to-one relationship with a plurality of laser light sources which exhibit anisotropy in a laser light emission angle, and that convert laser light beams emitted from the laser light sources into parallel light; a condensing lens that condenses the laser light that has been converted into parallel light by the plurality of collimating lenses; and an optical fiber (5) having a square waveguide core (sc) which has a square shape, the fiber receiving and synthesizing the laser light condensed by the condensing lens. A longitudinal axis of a condensed beam condensed by the condensing lens is aligned with a diagonal axis of the square waveguide core..
Shimadzu Corporation

Illumination device

An illumination device according to an embodiment includes a light emitting element, a light distribution control unit and a light diffuser. The light distribution control unit is arranged at an emission direction side of light of the light emitting element.
Minebea Co., Ltd.

Liquid crystal composition and liquid crystal display device including the same

A liquid crystal display device includes: a first substrate including a plurality of pixel areas; a first sub-pixel electrode disposed in a first pixel area on the first substrate; a second sub-pixel electrode disposed in the first pixel area on the first substrate and spaced apart from the first sub-pixel electrode, and a polarity of a voltage applied to the second sub-pixel electrode with reference to a common voltage is different from a polarity of a voltage applied to the first sub-pixel electrode with reference to the common voltage; a second substrate facing the first substrate and spaced apart from the first substrate; and a liquid crystal layer which interposed between the first substrate and the second substrate and including a liquid crystal composition having dielectric anisotropy of about −2.5 to about −1.5.. .
Samsung Display Co. Ltd.

Side shielded magnetoresistive (mr) read head with perpendicular magnetic free layer

A mr sensor is disclosed that has a free layer (fl) with perpendicular magnetic anisotropy (pma), which eliminates the need for an adjacent hard bias structure to stabilize free layer magnetization, and minimizes shield-fl interactions. In a tmr embodiment, a seed layer, free layer, junction layer, reference layer, and pinning layer are sequentially formed on a bottom shield.
Headway Technologies, Inc.

Soft magnetic material, rotating electric machine, motor, and generator

The soft magnetic material of embodiments includes flattened magnetic metal particles including at least one magnetic metal selected from iron (fe), cobalt (co) and nickel (ni), each of the flattened magnetic metal particles having a thickness of from 10 nm to 100 μm, an aspect ratio of from 5 to 10,000, and a lattice strain of from 0.01% to 10%, and being oriented with magnetic anisotropy in one direction within aligned flattened surface; and an interposed phase existing between the flattened magnetic metal particles and including at least one of oxygen (o), carbon (c), nitrogen (n) and fluorine (f).. .
Kabushiki Kaisha Toshiba

Magnetoresistive sensor with enhanced uniaxial anisotropy

A read sensor that includes a free layer having a magnetization that changes according to an external magnetic field. The read sensor also includes an additional magnetic layer and a non-magnetic layer.
Seagate Technology Llc

Liquid display crystal including nanocapsule layer

Disclosed is a liquid crystal display device that may include a first substrate; a first electrode on the first substrate, the first electrode including a plurality of first inclined planes; a nanocapsule liquid crystal layer on the first electrode, the nanocapsule liquid crystal layer including a plurality of nano-sized capsules dispersed in a buffer layer, each of the plurality of nano-sized capsules including nematic liquid crystal molecules having a negative dielectric constant anisotropy; and a second electrode on the nanocapsule liquid crystal layer, the second electrode including a plurality of second inclined planes facing the plurality of first inclined planes, wherein the nanocapsule liquid crystal layer is substantially, optically isotropic in a normal state, and is optically anisotropic when a voltage is applied to the first and second electrodes.. .
Lg Display Co., Ltd.

Mixture that includes compound containing mesogenic group

Wherein yi represents a yellowness index of the mixture and Δn represents a refractive index anisotropy of the compound having a mesogenic group. In a case of producing an optical anisotropic body constituted by a composition prepared by using the compound, repellence hardly occurs, and the mixture exhibits excellent alignment properties in a case of using the optical anisotropic body.

Liquid crystalline medium

The present invention relates to a liquid-crystalline medium based on a mixture of polar compounds having negative dielectric anisotropy (Δ∈), which is distinguished by the fact that it has a value for the ratio γ1/Δn2 in the range 6-45 with a clearing point of >60° c. And a Δ∈ of ≦−2.3.
Merck Patent Gmbh

Systems and methods for laser preheating in connection with fused deposition modeling

Fused deposition modeling (fdm) systems and methods may be improved via laser pre-heating of the target substrate ahead of the extrusion nozzle. Higher interface temperatures lead to improved wetting, diffusion, and randomization, thus improving the bond between filaments and between layers, and reducing anisotropy in the resulting finished part..

Bias layer and shield biasing design

A read head is longitudinally biased unidirectionally by laterally abutting soft magnetic layers or multilayers. The soft magnetic layers are themselves magnetically stabilized by layers of antiferromagnetic material that are exchange coupled to them.
Headway Technologies, Inc.

Automatic quality control of seismic travel time

Seismic data from seismic exploration surveys are mapped into a hypercube of bins or voxels in a four-dimensional space (x, y, offset, and azimuth) according to common mid-point (or cmp) between source and receivers. The mapped data from individual voxels or bins is then analyzed by multimodal statistics.
Saudi Arabian Oil Company

Polymerizable composition comprising compound having mesogenic group, and polymer thereof

The invention provides a polymerizable composition including a compound that has a mesogenic group and satisfying an expression represented by expression (1): 1.0≦yi/Δn≦50.0, wherein yi represents a yellowness index of a material including only a compound having a mesogenic group in the polymerizable composition, and Δn represents a refractive index anisotropy of a material including only a compound having a mesogenic group in the polymerizable composition, with the proviso that a chiral compound having a mesogenic group is excluded in the material including only the compound having the mesogenic group. The polymerizable composition has high storage stability and is unlikely to cause an increase of the content of a polymer component when being added to a polymerizable liquid crystal composition, and is excellent in adhesiveness, is not unlikely to cause discoloration, and exhibits good coating properties and good alignment properties in preparing an optical anisotropic body..
Dic Corporation

Tilted synthetic antiferromagnet polarizer/reference layer for stt-mram bits

Embodiments disclosed herein generally relate to a multilayer magnetic device, and specifically to a spin-torque transfer magnetoresistive random access memory (stt-mram) device which provides for a reduction in the amount of current required for switching individual bits. As such, a polarizing reference layer consisting of a synthetic antiferromagnet (saf) structure with an in-plane magnetized ferromagnet film indirectly exchange coupled to a magnetic film with perpendicular magnetic anisotropy (pma) is disclosed.
Hgst Netherlands B.v.

Magnetic recording medium and magnetic recording and reproducing device

According to one embodiment, a magnetic recording medium includes a first magnetic layer and a second magnetic layer. An easy magnetization axis of the first magnetic layer is aligned with a first direction.
Kabushiki Kaisha Toshiba

Magnetic recording head and disk device comprising the magnetic recording head

According to one embodiment, a magnetic recording head includes an air-bearing surface, a main magnetic pole, a write shield opposed to the main magnetic pole with a write gap therebetween, a high-frequency oscillator which includes a spin injection layer and a oscillation layer and is provided between the main magnetic pole and the write shield, the oscillation layer and the spin injection layer including a stack surface extending in a direction intersecting with the air-bearing surface, and a magnetic material layer which is provided in at least one of the main magnetic pole and the write shield, faces the high-frequency oscillator, and has negative magnetic anisotropy with respect to a direction intersecting with the stack surfaces of the high-frequency oscillator.. .
Kabushiki Kaisha Toshiba

Curved liquid crystal display and manufacturing the same

A curved liquid crystal display (“lcd”) includes a thin film transistor (“tft”) array substrate, a counter substrate facing the tft array substrate, a liquid crystal layer including liquid crystal molecules of negative dielectric anisotropy and disposed between the tft array substrate and the counter substrate, a liquid crystal alignment layer disposed between the liquid crystal layer and the counter substrate, a liquid crystal alignment base layer disposed between the liquid crystal layer and the tft array substrate, and a liquid crystal alignment stabilization layer including projections spaced apart from each other on the liquid crystal alignment base layer between the liquid crystal layer and the liquid crystal alignment base layer, wherein the projections include reactive mesogen polymers, and one of the liquid crystal alignment layer and the liquid crystal alignment base layer includes the reactive mesogen polymers.. .
Samsung Display Co. Ltd.

Liquid crystal device and projector

A projector includes a liquid crystal device for a blue color including a liquid crystal material for a blue color, a liquid crystal device for a green color, and a liquid crystal device for a red color, and in a liquid crystal material for a blue color, the retardation Δnd is in a range of 0.18 to 0.29, and the dielectric constant anisotropy Δ∈ is in a range of −7.5 to −4, in a material of a liquid crystal layer for a green color, the retardation Δnd is in a range of 0.25 to 0.38, and the dielectric constant anisotropy Δ∈ is in a range of −7.5 to −4, and in a liquid crystal material for a red color, the retardation Δnd is in a range of 0.31 to 0.45, and the dielectric constant anisotropy Δ∈ is in a range of −7.5 to −4.Δ∈. .
Seiko Epson Corporation

Substrate film for opticla sheet, optical sheet and backlight unit

An object of the present invention is to provide a substrate film for an optical sheet, an optical sheet and a backlight unit capable of markedly enhancing utilization efficiency of rays of light and improving luminance. The present invention is characterized by being a substrate film for an optical sheet which is a made of a transparent resin and which is formed into a rectangular shape, which substrate film for the optical sheet having an optical anisotropy, and having an absolute value of the angle of the crystal orientation with respect to the short side orientation being π/16 or greater and 3π/16 or less.
Keiwa Inc.

Liquid crystal composition and liquid crystal display device

A liquid crystal composition satisfying at least one of characteristics such as high maximum temperature of a nematic phase, low minimum temperature thereof, large optical anisotropy, large positive dielectric anisotropy and high stability to ultraviolet light, or having suitable balance regarding at least two of the characteristics; and a liquid crystal display device including such a composition and particularly including an encapsulated composition, and a liquid crystal display device serving as a constituent of a display device that allows switching of display between 2d and 3d. The liquid crystal composition contains a specific compound having large optical anisotropy as a first component and a specific compound having large positive dielectric anisotropy as a second component, and may further contain a specific compound having large optical anisotropy and further having high maximum temperature or low minimum temperature as a third component, and the liquid crystal display device includes the composition..
Jnc Petrochemical Corporation

Liquid crystal composition and liquid crystal display device

To show a liquid crystal composition satisfying at least one of characteristics such as a high maximum temperature, a low minimum temperature, small viscosity, suitable optical anisotropy, large positive dielectric anisotropy or having a suitable balance regarding at least two of the characteristics, and an am device including the liquid crystal composition. The liquid crystal composition contains a specific compound having high maximum temperature and small viscosity as a first component, and a specific compound having large positive dielectric anisotropy as a second component, and may contain a specific compound having high maximum temperature or small viscosity as a third component, a specific compound having positive dielectric anisotropy as a fourth component, or a specific compound having negative dielectric anisotropy as a fifth component..
Jnc Petrochemical Corporation

Liquid crystalline medium

The present invention relates to a liquid-crystalline medium based on a mixture of polar compounds having negative dielectric anisotropy (Δ∈), which is distinguished by the fact that it has a value for the ratio γ1/Δn2 in the range 6-45 with a clearing point of >60° c. And a Δ∈ of ≦−2.3.
Merck Patent Gmbh

Nematic liquid crystal composition and liquid crystal display element using same

The present invention relates to a nematic liquid crystal composition containing a polymerizable compound and having a negative dielectric anisotropy (Δ∈) and psa or psva liquid crystal display element produced by using the same. The liquid crystal composition according to the present invention can provide psa or psva liquid crystal display element, in which a sufficient pretilt angle is included, the amount of remaining monomer is small, there are no or almost no problems, e.g., alignment defects and display defects, arisen from a low voltage holding rate (vhr) and the like, and excellent response performance is exhibited.
Dic Corporation (tokyo)

Liquid crystal compositions comprising mesogenic compounds, and devices for high-frequency thechnology

The present disclosure relates to novel mesogenic compounds, to liquid crystal compositions (liquid-crystalline media) comprising them and suitable for high-frequency technology, and to high-frequency devices using them, such as phase shifters, antennas, tunable filters, switching devices, e.g. Operated in the microwave region, to a process for preparing said compositions.
Samsung Electronics Co., Ltd.

Anisotropy reduction in coating of conductive films

Provided herein is a method of forming a conductive film, the method comprising: providing a coating solution having a plurality of conductive nanostructures and a fluid carrier; moving a web in a machine direction; forming a wet film by depositing the coating solution on the moving web, wherein the wet film has a first dimension extending parallel to the machine direction and a second dimension transverse to the machine direction; applying an air flow across the wet film along the second dimension, whereby at least some of the conductive nanostructures in the wet film are reoriented; and allowing the wet film to dry to provide the conductive film.. .
Cam Holding Corporation

Rare-earth permanent magnet

To provide a permanent magnet which uses ce of an abundant resource and has a great magnetic anisotropy in rare earth permanent magnets. To obtain a permanent magnet having a high magnetic anisotropy due to the trivalent ce state by setting the abundance ratio c3/(c3+c4) in the main phase grains to be 0.1≦c3/(c3+c4)≦0.5 where c3 denotes the number of trivalent ce atoms and c4 denotes the number of tetravalent ce atoms..
Tdk Corporation

Lcd device

A liquid crystal display device (100) includes: a liquid crystal layer (42) held between a pair of substrates (10, 30), the liquid crystal layer containing one or more types of positive liquid crystal compounds whose dielectric anisotropy is positive and one or more types of negative liquid crystal compounds whose dielectric anisotropy is negative, a total content of the positive liquid crystal compounds not being smaller than a total content of the negative liquid crystal compounds; a pixel electrode (24) provided in the pair of substrates, the pixel electrode having a plurality of linear portions and a slit; and a common electrode (22) insulated from the pixel electrode, wherein the pixel electrode and the common electrode apply across the liquid crystal layer a pixel voltage of positive polarity and a pixel voltage of negative polarity alternately at a frequency lower than 60 hz.. .
Sharp Kabushiki Kaisha

Curved liquid crystal display and manufacturing the same

A curved liquid crystal display includes an upper curved substrate; a lower curved substrate; a liquid crystal layer including liquid crystal molecules having negative dielectric anisotropy and between the upper and lower curved substrates; an upper curved liquid crystal alignment layer between the liquid crystal layer and the upper curved substrate; a lower curved liquid crystal alignment layer between the liquid crystal layer and the lower curved substrate. In a first region, a content of a reactive mesogen polymer per unit area of the lower curved liquid crystal alignment layer is higher that of the upper curved liquid crystal alignment layer, and in a second region, the content of the reactive mesogen polymer per unit area of the upper curved liquid crystal alignment layer is higher than that of the lower curved liquid crystal alignment layer..
Samsung Display Co., Ltd.

System and determination of ligand-target binding by multi-photon fluorescence anisotropy microscopy

A multiphoton fluorescence anisotropy microscopy live cell imaging system and method to measure and map drug-target interaction in real lime at subcellular resolution. Proposed modality enables a direct measurement of drug/target binding in vivo, high-resolution spatial and temporal snapping of bound and unbound drug distribution, and presents an versatile tool to enhance understanding of drug activity.
The General Hospital Corporation

Liquid crystal composition and liquid crystal display device

To show a liquid-crystal composition having at least one or a suitable balance regarding at least two of characteristics such as a high maximum temperature of a nematic phase, a low minimum temperature thereof, small viscosity, suitable optical anisotropy, large negative dielectric anisotropy, large specific resistance, high stability to ultraviolet light and heat; and an am device including the composition and having short response time, a large voltage holding ratio, low threshold voltage, a large contrast ratio or a long service life. The liquid-crystal composition has negative dielectric anisotropy and contains a specific compound having a high maximum temperature and small viscosity as a first component, and the composition may contain a specific compound having large negative dielectric anisotropy as a second component, a specific compound having a high maximum temperature or small viscosity as a third component, and a specific compound having a polymerizable group as an additive component..
Jnc Petrochemical Corporation

Graphite-copper composite electrode material and electrical discharge machining electrode using the material

An object is to provide a graphite-copper composite electrode material that is capable of reducing electrode wear to a practically usable level and to provide an electrical discharge machining electrode using the material. A graphite-copper composite electrode material includes a substrate comprising a graphite material and having pores, and copper impregnated in the pores of the substrate, the electrode material having an electrical resistivity of 2.5 μΩm or less, preferably 1.5 μΩm or less, more preferably 1.0 μΩm or less.
Toyo Tanso Co., Ltd.

Antiferromagnetically coupled spin-torque oscillator with hard perpendicular polarizer

An apparatus includes a polarizer, a first free layer, a second free layer, and an antiferromagnetic (af) coupling layer. The polarizer has a perpendicular magnetic anisotropy (pma).
Qualcomm Incorporated

Resin-impregnated boron nitride sintered body and use for same

A resin-impregnated boron nitride sintered body having superior thermal conductivity and superior strength, and a resin-impregnated boron nitride sintered body having superior conductivity and small anisotropy of thermal conductivity are provided. A resin-impregnated boron nitride sintered body, including: 30 to 90 volume % of a boron nitride sintered body having boron nitride particles bonded three-dimensionally; and 10 to 70 volume % of a resin; wherein the boron nitride sintered body has a porosity of 10 to 70%; the boron nitride particles of the boron nitride sintered body has an average long diameter of 10 μm or more; the boron nitride sintered body has a graphitization index by powder x-ray diffractometry is 4.0 or less; and an orientation degree of the boron nitride particles of the boron nitride sintered body by i.o.p is 0.01 to 0.05 or 20 to 100; and a resin-impregnated boron nitride sintered body, including: 30 to 90 volume % of a boron nitride sintered body having boron nitride particles bonded three-dimensionally is provided..
Denka Company Limited

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.
Dic Corporation

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.
Tohoku University

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.



Anisotropy topics:
  • Anisotropy
  • Liquid Crystal
  • Liquid Crystal Display
  • Magnetic Field
  • Image Display Apparatus
  • Electrostatically
  • Benzene Ring
  • Longitudinal Direction
  • Motorcycle
  • Magnetoresistance
  • Memory Cell
  • Enhancement
  • Random Access
  • Data Storage
  • Magnetic Resonance Imaging


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