m

System for controlling air flow within an agricultural product metering system

A system for controlling air flow within an agricultural product metering system is provided. One system for distributing an agricultural product includes an air conveyance system having a blower configured to provide an air stream for moving metered product toward a distribution device. The air conveyance system is mounted on an air cart. The system also includes control circuitry mounted on an agricultural vehicle, and configured to adjust a speed of the blower based at least partially on a product flow rate from the air cart.




m

Central product delivery system

A stack-fold implement having a central bulk fill hopper assembly is provided. The bulk fill hopper assembly is mounted to the center frame section of the stack-told implement and does not affect the narrowness of the stack-fold implement when it's in a stacked, transport position, The hopper assembly includes a pair of bulk fill hoppers or tanks supported by cradle that is in turn supported by a pair of wheels. The cradle is removably coupled to the center frame section by a plurality of rigid frame members.




m

Packer wheel for a double shoot coulter assembly

A double shoot coulter assembly for an agricultural implement includes a packer wheel. The packer wheel is disposed behind a soil engaging blade. The packer wheel is configured to press soil displaced by the soil engaging blade into trenches formed by the soil engaging blade and a disc blade. A centerline of the packer wheel extends adjacent to a soil displacing side of the soil engaging blade.




m

Method and apparatus for implement control of tractor hydraulics via isobus connection

A method and apparatus for automating some of the tasks that heretofore required operator action at headland turns or similar events are provided. The present invention automates operation of lift assist wheels and/or gull wings, such as those found on a stack-fold implement, based on the position of the tractor hitch to which the implement is coupled. An operator may control the position of the implement, such as at a headland turn, by raising and lowering the tractor hitch using a remote control. The invention enables the planter to compare the tractor hitch position relative to an implement position and control operation of the implement accordingly without additional user inputs.




m

Remote adjustment of a row unit of an agricultural device

Agricultural devices, row unit adjustment systems, and methods of adjusting a depth of a furrow are provided. In some aspects, an agricultural device is adapted to plant seeds and includes a frame, a furrow opener coupled to the frame and adapted to cut a furrow including a depth, a sensor adapted to sense a characteristic associated with planting seeds and generate a signal associated with the sensed characteristic, and a processing unit receiving the signal associated with the sensed characteristic. The depth of the furrow is adjustable based on the signal associated with the sensed characteristic. Such characteristic may be a characteristic of the soil, a force applied to the agricultural device, or a position of a portion of the agricultural device.




m

Row unit for a seeding machine having active downforce control for the closing wheels

A planter row unit is disclosed having an active downforce control system for the closing wheels. This separate control of the downforce pressure for the closing wheels is provided from the row unit downforce control. A single operator input is used to set a desired downforce for all row units. The control system then operates to produce the desired downforce. Alternatively, the control system may display a downforce load to the operator who then manually makes adjustments as desired.




m

Seeder with metering system having selectively powered metering sections

A metering system for a seeding machine is provided. The metering system includes selectively powered metering sections operable to individually allow or restrict seed dispensation. A damper arrangement is also provided so that pneumatic conveying of the particulate within the machine is consistently maintained when particulate flow is varied between the metering sections.




m

Agricultural seeder implement

A seeder implement (125) includes a fork (146) having a first spindle support arm (150) that supports a first spindle (164) and a second spindle support arm (152) that supports a second spindle (168). A first disk (160) is supported on the first spindle (164), wherein the first spindle (164) is oriented in a first orientation and at a first acute angle relative to a lateral line. The first disk (160) is oriented at a second acute angle relative to the ground surface. A second disk (166) is supported on the second spindle (168), wherein the second spindle (168) is oriented in a second orientation and at a third acute angle relative to the lateral line. The second disk (166) is oriented at a fourth acute angle relative to the ground surface. The first disk (160) is longitudinally offset ahead of the second disk (166), and there are no structural components between the first and second disks (160, 166) other than the first and second spindles (164, 168). In one embodiment, a packing wheel (142) is disposed to close and compact furrows opened by the disks (160, 166) and is disposed in the same orientation as one of the disks (160, 166).




m

Down and/or up force adjustment system

An agricultural device includes a number of row units that each includes a seed furrow opener that creates a furrow in the soil for seed placement. Each row unit is mounted to a toolbar of the device by a four-bar linkage which allows each row unit to move vertically to adjust to the contour of the soil independently of the other row units on the same toolbar. The four-bar linkages include one or more springs which work to transfer weight from the toolbar to the row unit. An actuator varies the tension in the spring thereby adjusting the down or up force applied to the row unit.




m

Dynamic supplemental downforce control system for planter row units

A dynamic supplemental downforce control system for a planter row unit. The system includes closed-loop feedback circuit that cooperates with a downforce actuator to dynamically control fluid flow to the downforce actuator to maintain balance between the actual gauge wheel downforce and a desired gauge wheel downforce during planting operations.




m

Low torque and vacuum seed meter

A seed meter is provided for use with a row crop planter or seed planter that includes a seed disk assembly that rotates within a meter housing cavity and that has a seed disk assembly cavity in which a vacuum pressure is applied for pulling seeds into seed pockets of a seed disk of the seed disc assembly. The vacuum pressure is applied to the seed disk assembly by pulling a vacuum airflow through a spindle that supports the seed disk assembly. A wiper seal is arranged in a fixed position within the seed disk assembly cavity and seals against the seed disk assembly as a support plate and seed disk of the seed disk assembly rotate over the wiper seal, so that the wiper seal creates a boundary between a vacuum zone and a non-vacuum zone inside of the seed disc assembly cavity.




m

Material identification system

A method and apparatus for managing undesired material in an area. A sensor system monitors the area for the undesired material. A number of operations is performed on the area using a vehicle system. The vehicle system comprises a vehicle and a structure connected to the vehicle. A computer system receives data for the area from the sensor system. The computer system identifies a presence of the undesired material along a number of paths in the area using the data to form an identification. The computer system initiates removal of the undesired material based on the identification.




m

Seed delivery apparatus for a farm implement

A seed metering assembly for a farm implement has a meter roller that can be accessed and removed in a relatively quick manner. The seed metering assembly includes a fluted meter roller that is segmented into a number of discrete fluted sections. Each fluted section has an associated flow control member that is selectively operable to impede the flow of granular material from a seed hopper to its corresponding section of the fluted meter roller.




m

Method of providing sectional control during seeding of a field using a farm implement

A seed metering assembly for a farm implement has a meter roller that can be accessed and removed in a relatively quick manner. The seed metering assembly includes a fluted meter roller that is segmented into a number of discrete fluted sections. Each fluted section has an associated flow control member that is selectively operable to impede the flow of granular material from a seed hopper to its corresponding section of the fluted meter roller.




m

Seed metering apparatus for a farm implement

The present invention is directed to a hopper for a seed metering system that has a series of individualized and independently controlled metering units. The hopper has a plurality of discharge openings that can be selectively opened and closed to expose an opening to a respective one of the plurality of metering units. Each seed metering unit is selectively driven by a common drive member, such as a drive shaft. When a seed metering unit is engaged with the drive member, the unit will meter granular material. On the other hand, when the seed metering unit is not engaged with the drive member, the metering unit will not meter granular material. Hence, the present invention provides a seed metering apparatus that provides effective sectional control.




m

Agricultural devices, systems, and methods for determining soil and seed characteristics and analyzing the same

Agricultural seed planting systems are provided. In some aspects, the system includes a processing unit, a frame, a furrow opener coupled to the frame for opening a furrow in soil, and a sensor in communication with the processing unit and adapted to sense a characteristic associated with seed planting. The sensor may generate a signal associated with the sensed characteristic and the processing unit may receive the signal. In some aspects, the sensed characteristic may be either a soil characteristic or a seed characteristic. Information associated with the sensed characteristic can be saved in memory for future use and to assist with more effective planting in the future.




m

Furrow closing assembly and method

Agricultural planter row units feature soil finishing assemblies for closing a seed groove after seed is placed in the soil. An adjustable furrow closing assembly enhances upper seed groove coverage and closure with soil resulting in sustained relative humidity levels and optimum seed-to-soil contact for faster seed germination. The furrow closing assembly includes a closing wheel assembly having at least one closing wheel and a press wheel assembly having a press wheel following behind the closing wheels. The closing wheels and press wheel are attached to the planter row unit in a manner allowing the press wheel to move vertically relative to the closing wheels. Adjustable down-force systems are provided to vary the down force applied to the closing wheels and the press wheel to maintain optimum soil contact in irregular terrain and in varying soil densities and conditions to provide optimum soil coverage and compaction of the seed bed.




m

Wireless communication system for agricultural vehicles

A wireless communication system for agricultural vehicles, in which each vehicle has a global positioning system (GPS), a multi-channel transmitter/receiver module having a limited communication range, and a signal processor connected to the transmitter/receiver module. The transmitter is controlled by the signal processor to transmit on a predetermined communication channel a signal comprising a unique vehicle identifier and a signal indicating the current positional coordinates of the vehicle. The signal processor also analyzes the signals received from other vehicles within the communication range and determines from the identifier and the positional coordinates data when another vehicle is ready to perform a joint operation with the vehicle. Prior to initiation of a joint operation, the communication system is switched to a different communication channel.




m

Seeding machine for planting multiple seed varieties and prescription for multiple varieties seeding machine

A seeding machine, such as a row crop planter, is described which is adapted to switch between two or more seed varieties as the machine traverses a field. The control system uses a programmed quantity of seed representing a number of seeds in the seed meter that need to be substantially consumed once the flow of a first seed variety is stopped before introducing a second seed variety to minimize seed mixing. The seed quantity can be determined by a calibration process or published from the manufacturer or third parties. The seed quantity can also be part of a seeding prescription that includes assignment of where each seed variety is to be planted in a field. The seed quantity and the distance traveled to empty the meter can be used to optimize the planting operation including the machine direction which can also be part of the prescription.




m

Seed meter control system

A seed meter control system is provided that allows for controlling seed meters of a row crop planter in a manner that reduces frequency of skip occurrences in which no seeds are delivered during a delivery event and double occurrences in which more than one seed is delivered during a delivery event. A target seeding session performance may be compared with an observed seeding session performance value and a delivery anomaly value to determine whether to make a corrective action by controlling at least one of the seed meters.




m

Seed research plot planter and field layout system

A seed research plot planter includes a rotating seed plate for picking up and transporting seeds from a seed chamber to a release point, and a sensor that detects the rotational position of the seed plate. A distance measuring device measures a distance traveled by the planter. A controller uses a first signal from the sensor and a second signal from the distance measuring device to control a sequence of operations of the planter based on the rotational position of the seed plate and the location of the planter within the field. A field layout system is provided for creating a plot field layout having a desired number of ranges, a desired number of planter passes, and desired parameters for each plot within the field. The field layout system allows different plot lengths and seed populations to be input for individual plots within the same planter pass through the field.




m

Seeding machine for planting multiple seed varieties

A seeding machine, such as a row crop planter, is described which is adapted to switch between two or more seed varieties as the machine traverses a field. The control system uses a programmed quantity of seed representing a number of seeds in the seed meter that need to be substantially consumed once the flow of a first seed variety is stopped before introducing a second seed variety to minimize seed mixing. The seed quantity can be determined by a calibration process or published from the manufacturer or third parties. The seed quantity can also be part of a seeding prescription that includes assignment of where each seed variety is to be planted in a field. The seed quantity and the distance traveled to empty the meter can be used to optimize the planting operation including the machine direction which can also be part of the prescription.




m

Seed distribution tower with modular components

The seed distribution tower of an air seeder has a distribution head that splits a single, primary stream of conveying air and seeds into a plurality of secondary streams for delivery to openers that deposit the seeds into the ground as the seeder advances. The outlets through which the secondary streams exit the head are constructed as modules that can be individually installed and replaced without disassembling the entire head. Shut-off valves and/or flow sensors may or may not be incorporated into certain or all of the modules to provide optimum user flexibility.




m

Product distribution system for farm implement

A method and system enables sectional control for an air seeding system of a farm implement by exposing a main header, or selected ports of the main header, to a purging air flow when product flow through the selected ports is stopped. A plenum of air is fluidly coupled to the main header and provides a purging air flow to any exit port of the main header that has been shut off from product flow. Valves are used to selectively flow couple the exit ports of the main header to the product flow and to the purging air flow.




m

Hopper for a seed metering assembly

The present invention is directed to a hopper for a seed metering system that has a series of individualized and independently controlled metering units. The hopper has a plurality of discharge openings that can be selectively opened and closed to expose an opening to a respective one of the plurality of metering units. Each seed metering unit is selectively driven by a common drive member, such as a drive shaft. When a seed metering unit is engaged with the drive member, the unit will meter granular material. On the other hand, when the seed metering unit is not engaged with the drive member, the metering unit will not meter granular material. Hence, the present invention provides a seed metering apparatus that provides effective sectional control.




m

Method of recycling exhaust emissions

An emissions recycling system is used on a vehicle towing an agricultural implement to enrich the fertility of the soil. The system includes an exhaust collector for collecting exhaust emissions from the internal combustion engine of the towing vehicle and an exhaust distribution system for injecting at least a portion of the exhaust emissions collected by the exhaust collector into the ground worked by the ground working tools of the agricultural implement. Fertility of the soil is enriched by bioactivity within the soil's micro flora which consumes the greenhouse gas and emissions.




m

Soil gathering module for soil opener

A soil opener has a frog mount adapted to be coupled to a shank or other mounting member of a farm implement. A spreader is removably coupled to the frog mount and includes forward and rearward product delivery channels that are intended to be flow-coupled to product delivery tubes or hoses of the farm implement. A tip is removably coupled to the spreader. The leading edges of the frog mount, the spreader, and the tip, as well as the geometry between these components are such that drift is minimized even when the soil opener is pulled through the soil at higher speeds, e.g., excess of 5 mph. The soil opener may be equipped with an optional soil gathering module that gathers soil lifted by the tip and redirects the soil to a position generally rearward of the opener.




m

Seed delivery apparatus, systems, and methods

Referring to the drawings, wherein like reference numerals designate identical or corresponding parts throughout the several views, FIG. 1 illustrates a side elevation view of a single row unit (10) of a conventional row crop planter such as the type disclosed in U.S. Pat. No. 7,438,006, the disclosure of which is hereby incorporated herein in its entirety by reference. As is well known in the art, the row units (10) are mounted in spaced relation along the length of a transverse toolbar (12) by a parallel linkage (14), comprised of upper and lower parallel arms (16, 18) pivotally mounted at their forward ends to the transverse toolbar (12) and at their rearward end to the row unit frame (20).




m

Control system mounting arrangement for an agricultural implement

An agricultural implement includes a storage tank, a pump positioned below a bottom portion of the storage tank, and a control system disposed above the bottom portion of the storage tank. The storage tank is configured to hold a flowable agricultural product. The pump is configured to direct the flowable agricultural product out of the storage tank. The one or more controls are configured to control application of the flowable agricultural product.




m

Mound forming machine and seed planter system

A horticulture apparatus for preparing and seeding a strip of farmland with a tractor includes a front frame fixed with the tractor and including a horizontal tine support bar for holding a plurality of downwardly-projecting tines. The front frame includes a middle frame pivot mount and pivot angle adjustment mechanism. A middle frame is fixed with the middle frame pivot mount and is adapted to be raised or lowered. A longitudinal support bar is fixed with a drill planter roller assembly that includes two drill planter roller frames each supporting at least one adjustable drill planter roller. A U-shaped back frame has two forward arms each pivotally fixed with the middle frame and including a rear drill planter roller. A seed distributing mechanism for fixing with the tractor includes a hopper having an open top end and a bottom end that includes a seed distribution opening and a seed spreader.




m

Apparatus and method for no-till inter-row simultaneous application of herbicide and fertilizer, soil preparation, and seeding of a cover crop in a standing crop

A no-till apparatus for application of herbicide and fertilizer, soil preparation, and seeding of a cover crop in a standing crop has inter-row assemblies configured to pass along inter-row areas between adjacent row lines of standing crop plants. Each assembly includes a fertilizer applicator, a no-till soil preparation element, a cover crop seed applicator, and a post-seeding element.




m

Storage tank mounting arrangement for an agricultural implement

An agricultural implement includes a frame assembly configured to support a storage tank. The frame assembly includes a pair of longitudinal beams positioned on opposite lateral sides of the storage tank, and multiple cross members extending between the pair of longitudinal beams. A substantially flat upper surface of each cross member is secured to a lower surface of each longitudinal beam, and each cross member is configured to support the storage tank via contact between the substantially flat upper surface of the cross member and a substantially flat lower surface of the storage tank such that the substantially flat lower surface of the storage tank is positioned vertically below an upper surface of each longitudinal beam.




m

Seed singulator system

A seed singulator system for a seed planter may comprise a seed container including a housing defining an interior to hold seed. A seed pickup assembly may be configured to pick up seeds individually from the interior, and the pickup assembly defines a plurality of seed-retaining holes configured to hold seed when a vacuum is applied to the holes. A seed discharging assembly may be configured to discharge seed in a singular manner from the seed container. The seed discharge assembly may comprise a seed receiver structure configured to receive seeds from the seed pickup assembly, and may define a seed-receiving passage having an entry opening for a seed to pass through, with the seed-retaining holes being alignable with the entry opening. A seed ejecting structure may be configured to eject seeds one at a time from the seed pickup assembly into the entry opening of the seed receiver structure.




m

Fluid delivery system for an agricultural implement

An agricultural implement is provided that includes a first tool bar and a second tool bar each supporting respective ground engaging tools and fluid dispersal components. The second tool bar is pivotally coupled to the first tool bar. The agricultural implement further includes fluid conduits coupled to respective tool bars for conveying fluid to the respective fluid dispersal components. Additionally, each of the conduits has a flexible end adjacent to the other tool bar. Furthermore, the agricultural implement includes a fluid joint coupled between the first and second flexible ends and configured to provide a sealed connection between the first and second flexible ends during relative pivotal movement of the first and second tool bars in operation but to allow for uncoupling of the first and second flexible ends for servicing of the implement.




m

Tool bar mounting assembly for an agricultural implement

A tool bar mounting assembly for an agricultural implement. One agricultural implement includes a first tool bar assembly having a tool bar and a plurality of row units coupled to the tool bar and configured to deliver flowable agricultural product to a field. The agricultural implement also includes a frame assembly coupled to the first tool bar assembly. The frame assembly includes a mounting assembly having a mechanical linkage. The mechanical linkage is configured to removably couple the first tool bar assembly to the frame assembly via a plurality of fasteners. The frame assembly is configured to provide structural support to the first tool bar assembly. The mechanical linkage of mounting assembly is configured to removably couple a second tool bar assembly having a different configuration than the first tool bar assembly to the frame assembly via the plurality of fasteners.




m

Sod positioning machine

An apparatus for a vehicle used for positioning sod strips includes a structure for mounting on the vehicle frame and a pushing plate slidably mounted to the structure. The pushing plate is arranged to be abuttable to an edge of a sod strip. A pair of cylinders are operatively mounted between the structure and the pushing plate to slide the pushing plate away from the structure to laterally shift a sod strip to tighten up seams between adjacent sod strips. A pushing frame provides arms that are slidable into base tubes of a base frame and the cylinders are connected between the arms and the base tubes to slide the pushing frame with respect to the base frame. Further cylinders are employed to pivot the base frame, the pushing frame and the pushing plate between deployed and non-deployed positions.




m

Independent suspension for closing discs of an agricultural row unit closing assembly

One closing assembly of a row unit for an agricultural implement includes a frame configured to support ground-working tools of the row unit. Multiple arms are coupled to the frame, each arm of the multiple arms being independently rotatable about a common axis. Each arm is configured to be coupled to a closing disc configured to direct soil into a trench.




m

Electric arc for aqueous fluid treatment

An aqueous fluid treatment method and system is provided which preferably uses a 3 step electro-chemical oxidation process to remove organic contaminates from water. A high surface area electro-chemical reaction cell can be employed to remove organic particles and precipitate hardness salts from the aqueous solution. Several 3-phase spark arcs generated mixed oxidants and acoustic cavitations to remove dissolved organic compounds and oxidize organic metal compounds in the next step. Finally, a dielectric discharge in aqueous foam is used to eliminate recalcitrant organic compounds such as, but not limited to, polychlorinated aromatics, disinfectants, pesticides, and pharmaceuticals before release to environment or recycled.




m

Apparatus and method for decontaminating and sterilizing chemical and biological agent

Disclosed are apparatus and method for decontaminating and sterilizing chemical and biological agents, which can efficiently decontaminate and sterilize high precision electronic devices, communication devices, computers or inside of vehicles and air planes contaminated with chemical and biological agent by using mixture of non-thermal atmospheric pressure air plasma and oxidizing peroxide vapor. The apparatus according to the present invention comprises a decontamination and sterilization chamber 10; a first fluid supplying line L1 and a second fluid supplying line L2, which are installed in the form of closed circuit between the inlet 11 and outlet 12 of the decontamination and sterilization chamber 10; a peroxide vapor supplier which is installed on the first fluid supplying line; and a non-thermal atmospheric pressure air plasma reactor 70 which is installed on the second fluid supplying line L2.




m

Electro-catalytic honeycomb for exhaust emissions control

An electro-catalytic honeycomb for controlling exhaust emissions, which adopts to purify a lean-burn exhaust, comprises a honeycomb structural body, a solid-oxide layer and a cathode layer. The honeycomb structural body includes an anode, a plurality of gas channels, and a shell. The anode is formed as a backbone, the gas channels are formed inside the backbone for passing the exhaust, and the shell covers an outer surface of the anode. The solid-oxide layer is adhered to an inner surface of the anode and connects the shell so as to encapsulate the anode. The cathode layer is adhered to a tube wall of the solid-oxide layer and has an oxidizing environment. The anode has a reducing environment. The reducing and the oxidizing environment facilitate an electromotive force to occur between the anode and the cathode layer to promote a decomposition of nitrogen oxides of the exhaust into nitrogen and oxygen.




m

Growth tube microchip electrophoresis system for monitoring of aerosol composition

This technology is a method and apparatus for the semi-continuous measurement of the concentration of constituents of airborne particles which couples a laminar flow, water condensation particle collector to a microfluidic device for assay of particle chemical composition by electrophoresis. The technology has been used for the assay of sulfates, nitrates, chlorides, and organic acids contained in fine and submicrometer atmospheric particles. For these compounds the apparatus and method described is capable of one-minute time resolution at concentrations at the level of micrograms of analyte species per cubic meter of air. Extension to other analytes is possible.




m

Fuel cell stack with combined flow patterns in a fuel cell stack or an electrolysis cell stack

A cell stack comprising a plurality of fuel cells or electrolysis cells has a combination of flow patterns between anode gas and cathode gas internally in each of the cells and between the cells relative to each other such that cathode and anode gas internally in a cell flows in either co-flow, counter-flow or cross-flow and further that anode and cathode gas flow in one cell has co-flow, counter-flow or cross-flow relative to the anode and cathode gas flow in adjacent cells.




m

Nanogap device and method of processing signal from the nanogap device

A nanogap device includes a first insulation layer having a nanopore formed therein, a first nanogap electrode which may be formed on the first insulation layer and may be divided into two parts with a nanogap interposed between the two parts, the nanogap facing the nanopore, a second insulation layer formed on the first nanogap electrode, a first graphene layer formed on the second insulation layer, a first semiconductor layer formed on the first graphene layer, a first drain electrode formed on the first semiconductor layer, and a first source electrode formed on the first graphene layer such as to be apart from the first semiconductor layer.




m

Analyte sensors and methods of use

An analyte sensor system including a substrate, a first electrode disposed on a first surface of the substrate, a second electrode disposed on a second surface of the substrate, a third electrode provided in electrical contact with at least one of the first or second electrodes, where at least a portion of the first electrode and the second electrode are subcutaneously positioned in a patient, and where the third electrode is substantially entirely positioned external to the patient, and corresponding methods are provided.




m

Method for producing electrically-conducting material with modified surface

A method to inexpensively and efficiently produce conductive materials on the surface of which a nano-level fine structure is formed includes surface modification including immersing a stable anode electrode and a workpiece as a cathode electrode, the workpiece including a conductive material with a work surface, in an electrolytic solution, then applying a voltage not less than a first voltage and less than a second voltage between the stable anode electrode and the workpiece as the cathode electrode immersed in the electrolytic solution, thereby modifying the work surface, the first voltage being a voltage corresponding to a current value that is ½ of the sum of a first maximum current value appearing first in a positive voltage region and a first minimum current value appearing first in the positive voltage region with respect to voltage-current characteristics of a surface modification treatment system, the second voltage exhibiting a complete-state plasma.




m

Method for fabricating a high coercivity hard bias structure for magnetoresistive sensor

A hard bias (HB) structure for longitudinally biasing a free layer in a MR sensor is disclosed that includes a mildly etched seed layer and a hard bias (HB) layer on the etched seed layer. The HB layer may contain one or more HB sub-layers stacked on a lower sub-layer which contacts the etched seed layer. Each HB sub-layer is mildly etched before depositing another HB sub-layer thereon. The etch may be performed in an IBD chamber and creates a higher concentration of nucleation sites on the etched surface thereby promoting a smaller HB average grain size than would be realized with no etch treatments. A smaller HB average grain size is responsible for increasing Hcr in a CoPt HB layer to as high as 2500 to 3000 Oe. Higher Hcr is achieved without changing the seed layer or HB material and without changing the thickness of the aforementioned layers.




m

Thin film with tuned anisotropy and magnetic moment

An apparatus and associated method are generally described as a thin film exhibiting a tuned anisotropy and magnetic moment. Various embodiments may form a magnetic layer that is tuned to a predetermined anisotropy and magnetic moment through deposition of a material on a substrate cooled to a predetermined substrate temperature.




m

Alignment film forming apparatus and method

An alignment film forming apparatus and a method are provided to form an alignment film for a liquid crystal in a single process of simultaneously executing a film deposition process of ion beam sputtering and an alignment process. The method greatly restricts the size of a substrate. An alignment film forming apparatus includes a target disposed on a top surface side of a substrate and having a sputtering surface defining a sharp angle to the top surface of the substrate, a transfer table that transfers the substrate in a predetermined direction, and an ion source disposed on the top surface side of the substrate in such a way that an ion beam is irradiated on the sputtering surface of the target. An ion beam reflected at the sputtering surface is irradiated on a sputtering film formed on the substrate. The apparatus includes a mask disposed in such a way as to cover a part of the top surface of the substrate on an upstream side of a position where the sputtering film is formed, and a temperature regulator which regulates the temperature of the target.




m

Nonmagnetic material particle dispersed ferromagnetic material sputtering target

Provided is a nonmagnetic material particle dispersed ferromagnetic material sputtering target comprising a material including nonmagnetic material particles dispersed in a ferromagnetic material. The nonmagnetic material particle dispersed ferromagnetic material sputtering target is characterized in that all particles of the nonmagnetic material with a structure observed on the material in its polished face have a shape and size that are smaller than all imaginary circles having a radius of 2 μm formed around an arbitrary point within the nonmagnetic material particles, or that have at least two contact points or intersection points between the imaginary circles and the interface of the ferromagnetic material and the nonmagnetic material. The nonmagnetic material particle dispersed ferromagnetic material sputtering target is advantageous in that, in the formation of a film by sputtering, the influence of heating or the like on a substrate can be reduced, high-speed deposition by DC sputtering is possible, the film thickness can be regulated to be thin, the generation of particles (dust) or nodules can be reduced during sputtering, the variation in quality can be reduced to improve the mass productivity, fine crystal grains and high density can be realized, and the nonmagnetic material particle dispersed ferromagnetic material sputtering target is particularly best suited for use as a magnetic recording layer.




m

Sputtering target and process for producing same

A sputtering target with low generation of particles in which oxides, carbides, nitrides, borides, intermetallic compounds, carbonitrides, and other substances without ductility exist in a matrix phase made of a highly ductile substance at a volume ratio of 1 to 50%, wherein a highly ductile and conductive metal coating layer is formed on an outermost surface of the target. Provided are a sputtering target capable of improving the target surface in which numerous substances without ductility exist and preventing or inhibiting the generation of nodules and particles during sputtering, and a method of producing such a sputtering target.