Radiation Monitoring Devices, Inc.

Valeriy Gaysinskiy

Vivek V Nagarkar

Harish B Bhandari

Evaporation methods and structures for depositing a microcolumnar lanthanum halide scintillator film on a surface of a substrate. A radiation detection device including a doped lanthanum halide microcolumnar scintillator formed on a substrate.

Microcolumnar lanthanum halide scintillator, devices and methods

Zinc telluride scintillators and related devices and methods are provided.

Zinc telluride scintillators

Evaporation methods and structures for depositing a scintillator film on a surface of a substrate. A radiation detection device including a doped lanthanum halide polycrystalline scintillator formed on a substrate.

Polycrystalline lanthanum halide scintillator, devices and methods

The present invention provides assemblies and methods for selectively removing resin coatings from a radiation detector. A method includes positioning a cutting edge on a resin coating formed on a radiation detector. The method further includes positioning a bonding member on the resin coating, applying a force to the bonding member such that a portion of the resin coating is pulled away from the radiation detector, and cutting the resin coating so as to detach the portion of the resin coating pulled away from the detector, thereby selectively removing the portion of the resin coating from the radiation detector.

Selective removal of resin coatings and related methods

The present invention provides radiation detectors and related methods, including methods of making radiation detectors and devices, as well as methods of performing radiation detection. A radiation detector includes a first resin coating formed on at least a surface of the substrate and an additional layer, such as a scintillator layer, formed on the resin coating.

Multi-layer radiation detector and related methods

The present invention provides an imaging scintillation radiation detector comprising a doped lanthanide halide microcolumnar scintillator formed on a substrate. The scintillation radiation detectors of the invention typically comprise a substrate. The substrate can be either opaque or optically transparent. In a particular embodiment of the present invention the microcolumnar scintillator is a lanthanide-halide (LaHalide) doped with at least cerium. The invention also provides methods for the vapor deposition of a doped microcolumnar lanthanide-halide scintillator film.

Lanthanide halide microcolumnar scintillators

The present invention relates to a microcolumnar zinc selenide (ZnSe) scintillator and uses thereof, and methods of fabrication of microcolumnar scintillators using sublimation-based deposition techniques. In one embodiment, the present invention includes a scintillator including a microcolumnar scintillator material including zinc selenide (ZnSe) and a dopant. The microcolumnar scintillators of the present invention provide improved light channeling and resolution characteristics, thereby providing high spatial resolution, highly efficient scintillators.

ZnSe scintillators

High spatial resolution radiation detectors, assemblies and methods including methods of making the radiation detectors and using the detectors in performing radiation detection. A radiation detector of the invention includes a substrate, a scintillator layer comprising a microcolumnar scintillator, and an optically transparent outer cover layer, the scintillator layer disposed between the substrate and the cover layer with a gap disposed between at least a portion of the cover layer and the scintillator layer.

High spatial resolution radiation detector

Radiation detection assemblies and related methods, including methods of making radiation detection assemblies and devices, as well as methods of performing radiation detection. A radiation detection assembly includes a radiation detector comprising a scintillator layer and an optically transparent substrate, the detector having a first side and a second side, a first imaging photodetector optically coupled to the first side of the detector, and a second imaging photodetector optically coupled to the second side of the detector, wherein at least one of the photodetectors is a position-sensitive imaging photodetector.

Two-sided scintillation detectors and related methods

The present invention provides flexible radiation detectors and related methods, including methods of making radiation detectors and assemblies according to the present invention. A flexible radiation detector includes a first resin layer and a scintillator layer deposited on the first resin layer. A method of making a flexible radiation detector includes forming a first resin layer on a substrate, depositing a scintillator layer on the first resin layer, and removing from the substrate at least a portion of a combination comprising the first resin layer and the scintillator, thereby producing a flexible radiation detector comprising the removed portion of first resin layer and scintillator layer.

Flexible scintillator and related methods

The present invention provides methods for selectively forming a scintillator layer on a substrate as well as related devices. The method includes positioning an electrostatic dissipative organic resin layer on a first portion of a substrate surface, and depositing scintillator material on both the resin layer and a second portion of the substrate surface. The method further includes removing the resin layer from the substrate as to remove from the substrate scintillator material deposited on the resin layer while leaving scintillator material on the second portion of the substrate.

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Allston, MA, United States of America

Valeriy Gaysinskiy