Search Results - amirhossein+goldan

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Tapered Scintillator Crystal Geometry for Enhanced Depth of Interaction and Time-of-Flight Performance in Single-Ended Readout PET Modules

050-9177 Depth of Interaction Readout-Enabled Multiplexing for Cost-Effective High Resolution PET A multiplexing scheme that enables up to 16-to-1 crystal-to-channel coupling in deterministic light sharing PET modules Background: High-resolution Positron Emission Tomography (PET) is a critical research tool, utilizing advanced components like dense...

Published: 2/27/2026 | Inventor(s): Amirhossein Goldan, Andrew LaBella, Xinjie Cao, Wei Zhao

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Category(s): Technology Classifications > Medical Imaging, Technology Classifications > Optics and Photonics, Campus > Stony Brook University

Arc-PET: Cost-effective whole body PET scanner with high sensitivity and high spatial resolution

050-9201 Arc-PET: Cost-effective whole body PET scanner with high sensitivity and high spatial resolution A whole-body positron emission tomography system designed with Prism-PET detector modules for enhanced spatial resolution and sensitivity Background: Modern whole-body positron emission tomography (PET) systems are constrained by their fixed,...

Published: 2/27/2026 | Inventor(s): Eric Petersen, Amirhossein Goldan, Andrew LaBella, Wei Zhao, Adrian Howansky

Keywords(s):

Category(s): Technology Classifications > Medical Imaging, Campus > Stony Brook University

Wearable total-body electromagnetic motion tracking technology/sensor for artifact-free ultra-high resolution PET scanner

050-9414 3D CT Reconstruction from Few X-rays A technology that reconstructs CT images by integrating implicit neural representation and conditional diffusion models Background: Computed Tomography (CT) imaging faces a persistent challenge in balancing the need for high-quality, accurate three-dimensional reconstructions with the imperative to...

Published: 1/29/2026 | Inventor(s): Wanbin Tan, Amirhossein Goldan, Wei Zhao, Zipai Wang

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Category(s): Technology Classifications > Diagnostics, Technology Classifications > Medical Devices, Technology Classifications > Medical Imaging, Campus > Stony Brook University

Ultra-high-k SrTiO3 hole blocking layer for low excess noise solid-state amorphous selenium avalanche detector

A low-noise selenium based solid-state avalanche detector that will use strontium titanate as the high-k dielectric hole-blocking n-layerRSS.HDBackground> Background:<The photo‑detecting device industry is searching for a solid‑state alternative to the vacuum photomultiplier. Research has shown that amorphous selenium based solid‑state avalanche...

Published: 8/29/2025 | Inventor(s): Atreyo Mukherjee, Wei Zhao, Amirhossein Goldan, Le Thanh Triet Ho, Anthony Lubinsky, Adrian Howansky, Jann Stavro

Keywords(s):

Category(s): Technology Classifications > Medical Imaging, Technology Classifications > Optics and Photonics, Technology Classifications > Sensors, Campus > Stony Brook University

Method and Apparatus for High Efficiency X-ray Imager

An x-ray detector with improved dynamic range and sensitivity that improves the quantum efficiency of x-ray imagers Background: X-ray imaging experienced a ?digital revolution? in the early 2000s, with digital radiography systems being implemented with active matric flat panel images. Due to the compact size, rapid image readout and excellent image...

Published: 4/18/2024 | Inventor(s): Wei Zhao, Amirhossein Goldan, Adrian Howansky, Anthony Lubinsky, James Scheuermann, Jann Stavro

Keywords(s): Charge sensing, Fabrication, High Efficiency Cadmium Selenide, Multi-well, Selenium, Selenium Avalanche Multiplication Gain, Technologies, Unipolar Time-Differential (UTD)

Category(s): Campus > Stony Brook University, Technology Classifications > Nanotechnology, Technology Classifications > Optics and Photonics

Field-Shaping Multi-Well Avalanche Detector for Direct Conversion Amorphous Selenium

The detector provides stable avalanche multiplication gain in direct conversion amorphous selenium radiation detectors. Background: Conventional micropattern gaseous detectors were developed to improve position resolution. However, the range of radiation induced photoelectrons is micrometer to millimeter in, with gas solid-state detectors having three-orders-of...

Published: 9/6/2024 | Inventor(s): Wei Zhao, Amirhossein Goldan

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Category(s): Campus > Stony Brook University, Technology Classifications > Medical Imaging, Technology Classifications > Optics and Photonics

Nano-electrode Multi-well High-gain Avalanche Rushing Photoconductor (NEW-HARP)

An amorphous selenium radiation detector that overcomes disadvantages of conventional detection methods Background: Amorphous Selenium (a-Se), previously developed for photocopying machines, has become commercially used in x-ray photoconductors for Flat-Panel Detectors (FPDs). However, current FPDs are limited by degradation of low-dose imaging performance...

Published: 7/25/2025 | Inventor(s): Wei Zhao, Amirhossein Goldan, John Rowlands

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Category(s): Campus > Stony Brook University, Technology Classifications > Medical Imaging