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WO2004057638A9 |
A method and apparatus for focusing ions for delivery to an ion detection device using an aerodynamic ion focusing system that uses a high velocity converging gas flow at an entrance aperture to focus an ion plume by reducing spreading...
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WO/2004/075171A2 |
A method and apparatus (300) for data recording using carbon nanotube electron sources (320) is described. The present invention relates to using a Carbon Nanotube as a source for an electron beam (350) suitable for real-time writing of ...
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WO/2004/068455A2 |
Electron emitting structures (100) and methods of electron emission are provided. In one implementation, an electron emitting structure (100) comprises a substrate (102), a cathode electrode (104, 106), an insulating material and a gate ...
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WO/2004/062050A2 |
A method and apparatus for generating membrane targets for a laser induced plasma is disclosed herein. Membranes are advantageous targets for laser induced plasma because they are very thin and can be readily illuminated by high-power co...
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WO/2004/059690A1 |
The present invention provides a new extractor for a micro-column and an alignment method of the aperture of said extractor and an electron emitter for a micro-column. Further, the present invention provides a measuring system, a method ...
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WO/2004/051696A2 |
A beam blanker array includes a base plate, a plurality of conductor pads, and a ground plate. The conductor pads are arranged in a one-dimensional array on the base plate. The ground plate is coupled to the base plate over the plurality...
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WO2003067627A9 |
A circuit is described for applying RF and AC voltages to the elements or electrodes of an ion trap or ion guide. The circuit includes an RF transformer having a primary winding and a secondary winding. The secondary winding includes at ...
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WO/2004/045267A2 |
The invention comprises a method of fabricating a vacuum microtube device comprising the steps of forming a cathode layer comprising an array of electron emitters, forming a gate layer comprising an array of openings for passing electron...
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WO2003050848A9 |
An electron-emitting device (20, 70, 80, or 90) contains an electrode, either a control electrode (38) or an emitter electrode (32), having a specified portion situated off to the side of the bulk of the electrode. For a control electrod...
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WO2003090191A9 |
An electron emitting structure, for example, for use as a cathode plate of a field emission display (FED). The structure comprises a substrate, base electrodes formed on the substrate and gate electrodes crossing over the base electrodes...
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WO/2004/036269A2 |
A single, hard-mounted set of optics is utilized to replace a two field-of-view system for directed countermeasures. It includes within one continuous but distorted field of view the capability to detect, acquire and characterize targets...
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WO/2004/032171A1 |
The invention relates to a field emission device, and a method of manufacturing same. The field emission device comprises a gate electrode (140, 340, 440) which is provided with a pattern of electron passing apertures (135, 335, 435). Th...
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WO/2004/030424A2 |
A particle accelerator system (100) for producing a charged particle beam having pulses of charged particles that have different energy levels from pulse to pulse. The system enables independent adjustment of the RF power delivered to fi...
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WO/2004/027813A1 |
System (350) and method of gas-cluster ion beam processing is realized by incorporating improved beam and workpiece neutralizing components (122). Larger GCIB current transport is enabled by low energy electron neutralization of space ch...
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WO/2004/023564A2 |
The invention relates to a semiconductor device (10) comprising a semiconductor element (1), particularly a solid-state image sensor (1), comprising a semiconductor body (11) of which one surface comprises an optically active part (1A) a...
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WO/2004/021390A1 |
A display device has a display screen for displaying image information, and cathode means comprising an emitter material for emitting electrons. The emitted electrons are collected by an electron concentrator which redistributes the elec...
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WO/2004/019366A1 |
A resistor (4) in an electron gun structure for applying voltages divided at a specified resistance division ratio to electrodes provided in the electron gun structure, comprising an insulating substrate (52), a plurality of electrode el...
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WO/2004/006281A2 |
Axially symmetric magnetic fields are provided about the longitudinal axis of each beam of a multi-beam electron beam device (MBEBD). A flux equalizer assembly is disposed between the cathodes and the anodes and near the cathodes of a (M...
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WO/2004/006282A1 |
A matrix display device comprises cavities (20) having walls at least one of which is covered with a material (24) having a secondary emission coefficient of more than unity. The cavities form a planar arrangement substantially parallel ...
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WO/2004/001795A2 |
A field emitter cell (10) includes a thin film emitter (22) normal to the gate layer (18). The field emitter cell (10) may include a conductive substrate layer (12), and insulator layer (16) having a perforation (30), a gate layer (18) h...
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WO/2003/107383A1 |
An electronic optical lens barrel suitable for miniaturizing and a production method therefore. A barrel body (1) is provided with an inner tube (11) and an outer tube (12), and consists of high-resistance, conductive ceramics in its ent...
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WO/2003/104848A2 |
A method of visualizing a sample in a wet environment including introducing a sample into a specimen enclosure in a wet environment and scanning the sample in the specimen enclosure in a scanning electron microscope, thereby visualizing ...
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WO/2003/104846A2 |
An SEM compatible sample holder having a sample enclosure element (100) with a beam permeable /fluid impermeable membrane (108) over an aperture (106) to secure a fluid sample for observation with an electron beam.
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WO/2003/098657A1 |
A gun with a cold cathode is disclosed in the present invention. A cold cathode made of a material for a cold cathode is held on a base, a mesh gate is right over the cold cathode, a focusing electrode in a circular hole-shape is right o...
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WO/2003/094193A1 |
A cold cathode electric field electron emission display device at least includes a display panel, a focusing electrode control circuit (41), a resistor element (R), and a capacitor (C). The display panel includes a cathode panel (CP) hav...
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WO/2003/090241A2 |
An electron emitting structure (500) having deflectable electrodes, such as found in grating light valves (GLVs) is provided. In one implementation, the structure (500) includes a substrate (502) having base electrodes (504a, 504b) and g...
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WO2003049139A9 |
The invention concerns a source supplying an adjustable energy electron beam, comprising a plasma chamber (P) consisting of an enclosure (1) having an inner surface of a first value (S1) and an extraction gate (2) having a surface of a s...
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WO/2003/081286A2 |
A swinging objective retarding immersion lens system and method where a particle source (102) creates a beam of charge particles which are focused and whose energy is controlled by a magnetic lens (115) and a plurality of deflection elec...
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WO/2003/081629A1 |
Electron source for generating an electron beam comprising: − at least one cold−emission cathode (20), − a substantially pyramid−shaped emissive electrode (31), covered with a layer (37) of material having a secondary emission co...
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WO/2003/081965A1 |
The invention relates to gas-discharge high-vacuum devices. Said invention makes it possible to increase the efficiency of electron beam extraction and the gas and energy efficiency. The inventive plasma electron-emitting source comprise...
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WO/2003/071577A2 |
The invention relates to a channel spark source, triggered by gas discharge, for generating stable, focussed electron beams. Said source is characterised by a gas supply with a pressure differential of 10-4 Pascal between the hollow cath...
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WO/2003/071574A1 |
The invention relates to electron injectors used for television kinescopes, X-ray tubes and electron accelerators. The inventive electron injector comprises a flat auto-emission cathode, a suspended flat control conductive grid which con...
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WO/2003/071571A1 |
The invention concerns a triode-type cathode structure comprising, superimposed, an electrode forming a cathode (13) and supporting means made of layered electron emitting material (14), an electrical insulation layer (11) and a gate ele...
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WO/2003/069649A1 |
A high−performance electron emitter capable of emitting electrons at low voltage with high luminance and leading to further improvement of the electron emission characteristic of a Spindt−type cold cathode, a carbon nanotube, and a c...
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WO/2003/065400A2 |
A cap, intended to protect an electron gun, particularly a field emission electron gun, during manufacture of a tube. The cap comprises an aperture, and an attenuator to block the aperture during at least one point in time. The attenuato...
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WO/2003/063184A1 |
An electron beam delivery system for directing beam pulses to desired positions on a product that is following a path close to said system, comprising: accelerator means for delivering a pulsed beam of charged particles&semi and a direct...
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WO/2003/063120A1 |
An apparatus and method for regulating the emission current from a single (macroscopic) field emitter (3), from groups of emitters within a large (microscopic) array, or from each cell within an array is described. The apparatus includes...
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WO/2003/060944A1 |
An apparatus (20) for producing an electron beam (34), containing a vacuum chamber (16), a source of electron beams (332) within the vacuum chamber, and a device for focusing the electron beams. An electron transparent window (12) is for...
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WO/2003/058668A2 |
A field emission device having emitter tips and a support layer for a gate electrode is provided. Openings in the support layer and the gate layer are sized to provide mechanical support for the gate electrode. Cavities may be formed and...
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WO/2003/054907A1 |
A cathode ray tube (400) comprising an electron source and an extraction electrode (140) provided with an electrode aperture (170). The extraction electrode (140) is arranged to produce an electric field so as to effect the transport of ...
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WO/2003/054901A2 |
The invention describes a vacuum electronic device comprising an electron source having at least one cathode for emitting of electrons, at least one electron beam guidance cavity for concentrating electrons emitted from the cathode, said...
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WO/2003/049133A2 |
An electron collector assembly for an electron beam tube comprises an electron collector (2), which is at least partially surrounded by dielectric material, such as a dielectric fluid (5). A heat pipe (6), in communication with the diele...
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WO/2003/039242A1 |
The invention relates to a novel method for simple and direct determination of the actual photosynthesis (the gross photosynthesis), the light respiration and the uptake and emission of CO2, O2 and H2O in connection with photosynthesis a...
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WO2002065499A9 |
A light-emitting device is provided with getter material (58) that can readily be distributed in a relatively uniform manner across the device's active light-emitting portion. An electron-emitting device is similarly provided with getter...
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WO/2003/032022A2 |
An apparatus and method for fast changing a focal length of a charged particle beam the method comprising the step of changing a control signal in response to a relationship between the control signal voltage value and the focal length o...
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WO/2003/032257A1 |
A system and method are described for pushing child vertices to predetermined parent vertices to remove detail from an array of polygons (500). In one embodiment, a graphics engine identifies an LOD boundary (553) that divides the array ...
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WO2002080216A9 |
A method and device for providing power to a load (11) are disclosed. A beam of free electrons is directed from a free-electron source, such as an electron gun (4, 15), into an enclosing conductive surface (2, 12). The free-electron sour...
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WO/2002/103740A2 |
An electron lens is used for focusing electrons from a cathode (10) to an anode (30). The lens includes a first conductive layer (36) with a first opening (38) at a first distance (48) from the cathode (10). The first conductive layer (3...
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WO/2002/103738A2 |
A method for creating an electron lens (28) includes the steps of applying a polymer layer (12) on an emitter surface (36) of an electron emitter (60) and then curing the polymer layer (12) to reduce volatile content.
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WO/2002/103747A1 |
A method for trapping of a plurality of charged particles in a charged particle trap. The trap includes first and second electrode mirrors (2, 3) having a common optical axis (4), the mirrors being arranged in alignment at two extremitie...
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