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8872094 |
Microplasma night vision device
A photon sensing and amplification device including a photocathode, a transparent electrode opposed from the photocathode, and a plasma chamber positioned between the photocathode and the... |
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8686636 |
Lamp assembly having light source with luminance peak portion at one of the long sides of the light source
A lamp assembly is provided, that utilizes a light source including an LED element without cutting part of light therefrom and capable of forming a luminance distribution where the light with a... |
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8203266 |
Electron tube
An electron tube of the present invention includes: a vacuum vessel including a face plate portion and a stem portion arranged facing the face plate portion; a photocathode arranged in the vacuum... |
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7391147 |
Planar ultra violet light detector
A light detector having a cathode wafer, a cavity wafer and an anode wafer. The cathode wafer may be bonded to one side of the cavity wafer and the anode wafer may be bonded to another side of the... |
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6828730 |
Microdischarge photodetectors
A microdischarge photodetector has a photocathode, an insulator and an anode. A cavity of limited size is disposed in the insulator and filled with gas. A voltage applied between the photocathode... |
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6765352 |
Photocathode and electron tube
A photocathode and an electron tube in which the photocathode plate can be securely fixed without using any adhesive. Even under the severe condition that a high vibration resistance is required... |
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6731065 |
Apparatus and method for radiation detection with radiation beam impinging on photocathode layer at a grazing incidence
The present invention relates to an apparatus for detection of radiation comprising a photocathode layer adapted to release photoelectrons in dependence on incident radiation; a radiation entrance... |
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6104022 |
Linear aperture pseudospark switch
The present invention is of a glow discharge switch operating in the low pressure regime where gas breakdown is limited by the distance between electron-gas particle collisions (pseudospark... |
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5319193 |
Light activated transducer
A light-activated transducer includes a transparent electrically-insulating substrate (2) having on one surface an electrode structure. The electrode structure includes an electrode portion (5a)... |
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5311010 |
Buffer for a gamma-insensitive optical sensor with gas and a buffer assembly
A buffer assembly for a gamma-insensitive gas avalanche focal plane array operating in the ultra-violet/visible/infrared energy wavelengths and using a photocathode and an avalanche gas located in... |
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5103134 |
Reconditionable particle-generating tube
A device for reconditioning a neutron tube, comprising on the one hand invariant elements and on the other hand sensitive elements which are subject to wear and gaseous elements which are... |
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5057740 |
Photoemissive trigger for backlighted thyratron switches
Provided is a means for triggering certain high voltage electronic, gas discharge switches that are a novel type of high power thyratron. Triggering of switches of the so-called "backlighted... |
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4771168 |
Light initiated high power electronic switch
The invention disclosed herein includes a low pressure, light initiated, glow discharge switch for high power application. The switch is comprised of an insulating envelope formed into a... |
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4590401 |
Ion chamber with a flat sensitivity response characteristic
An ion chamber exhibiting a flat response to a wide range of incident gamma energy is provided by a high-pressure fill gas mixture of a first major constituent, low atomic number gas which... |
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3793552 |
HIGH TEMPERATURE PHOTOELECTRIC GAS MULTIPLICATION ULTRAVIOLET RAY SENSOR
An ultraviolet ray sensor for operating at high temperature includes a gas-filled sealed unit which encloses a photocathode having a spherically-shaped metal crystalline end and a ray collecting... |
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3771005 |
OMNIDIRECTIONAL ULTRAVIOLET RADIATION DETECTOR
An ultraviolet sensitive gaseous discharge detector has essentially uniform angular sensitivity in a plane perpendicular to the axis of the detector tube and in the plane of the detector tube... |
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3767955 |
HIGH TEMPERATURE ULTRAVIOLET RADIATION DETECTOR
An ultraviolet sensitive, gaseous discharge detector of the Geiger-Muller type has a low spurious count rate and a prolonged lifetime at elevated temperatures. The gas filling of the detector... |
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3732453 |
WIDE ANGLE ULTRAVIOLET RADIATION DETECTOR
An ultraviolet sensitive gaseous discharge detector has uniform sensitivity over a broad viewing angle. The cathode of the detector has an essentially circular cross-section while the anode has an... |
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3732452 |
ULTRAVIOLET RADIATION DETECTOR WITH 360° ANGULAR SENSITIVITY
An ultraviolet sensitive gaseous discharge detector has an essentially uniform 360° angular sensitivity. The detector has first and second anodes and a cathode which are aligned in a common plane.... |
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3609435 |
FAST-RESPONSE IONIZATION CHAMBER FOR DETECTING IONIZING RADIATION FROM 0.1 TO 60 ANGSTROMS
This invention is directed to an ionization chamber having a rectangular housing including therein spaced anode plates with a centrally located cathode. This ionization chamber has a fast response... |
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3543099 |
PHOTOELECTRIC CONTROL DEVICE
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3483394 |
THERMAL SWITCH HEATED BY A LIGHT SENSITIVE GAS TUBE
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3461293 |
SPARK IMAGING DEVICE
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3457418 |
OPTICAL IMAGE AMPLIFIER UTILIZING ELECTRON AVALANCHES IN A GAS
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3454828 |
PHOTOIONIZATION DETECTOR FOR GASES AND VAPORS
1,042,359. Discharge tubes. HITACHI SEISAKUSHO KABUSHIKI KAISHA. Oct. 22, 1963 [Oct. 24, 1962; March 29, 1963 (2)], No. 41672/63. Heading H1D. A photo ionization detector, e.g. for a gas... |
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3412246 |
Spark imaging device for mapping distribution of radiation
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3394280 |
Ultraviolet detector tube having photoemissive cathode and gas filling
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3372279 |
Ultraviolet sensitive geiger-mueller type radiation detector
1,146,526. Photo-electric detection system. HONEYWELL Inc. May 6, 1966 [May 6, 19651, No.20232/66. Heading G1A. [Also in Division H1] A radiation detector comprises two discharge systems in... |
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3344302 |
Radiation detector characterized by its minimum spurious count rate
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3337733 |
Image amplifying device having a pulse generator applied to parallel electrodes separated by an ionizable gas
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3327150 |
Photosensitive device having continuous uniform cross-section, electrodes with a uniform photoelectric work function in the working region thereof
1,027,876. Photo-electric cells; electrode materials and processing. ELECTRONICS CORPORATION OF AMERICA. June 12, 1964 [June 19, 1963], No. 24582/64. Heading H1D. The working portions of the... |
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3262002 |
Convertible x-ray detector
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3213312 |
Ultraviolet detector tube with a gas filling of hydrogen, helium and a noble gas
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3209190 |
Ultra-violet detector
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3207903 |
Unidirectional ultraviolet detection systems
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3191036 |
Ultraviolet detector system with means to keep electrodes contamination-free
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3103589 |
Title is not available
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3067350 |
Controllable ionization chamber
848,145. Ionization chambers. LANDIS & GYR A. G June 12, 1958 [June 14, 1957], No. 18878/58. Class 39(1). An electrical circuit includes a controllable ionization chamber having a collector... |
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3047761 |
Radiation detector tubes
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3047760 |
Geiger-muller counting tube
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3031577 |
Radiation detector
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3030539 |
Geiger-muller tube with low gamma to beta or alpha response ratio
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3030537 |
Metal-amine-complex in geiger counter
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3026439 |
Solar energy converters
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2928025 |
Automatic headlight dimming apparatus
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2921216 |
Copper-amine-complex gas photocell
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2921217 |
Copper-amine-complex photon counter
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2867729 |
Secondary electron multipliers
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2842673 |
New type electronics tube
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2842706 |
Cold cathode vacuum tube
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