Optical, Laser Crystals, Infrared Optics, Scintillators, Wafers and Substrates

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Sapphire (Al2O3)

This article is a general introduction to Sapphire (Al2O3), including the structure and orientations of sapphire, the mechanical, optical, and thermal properties of sapphire, and the sapphire growth m..

JGS1

JGS1 is a synthetic UV-grade quartz glass suitable for optical applications equivalent to Corning 7980. JGS1 has high transmission across the UV to the NIR spectrum (180-2500nm), and is particularly a..

Introduction to Waveplates and Retarders

It is crucial for buyers to discriminate the differences between the various types of Waveplates and Retarders, here is a general, simple and approachable introduction about waveplates and retarders, ..

Optical Basics: Spherical Aberrations and Coma

This is a short piece of explanations about spherical aberrations and coma/comatic aberrations, which belong to the wider range of optical aberrations. Straightforward and readable detailed informatio..

Optical Basics: What is FOV (Field of View)

For optical imaging instruments and components, understanding the basic concept of FOV (Field of View) is fundamental for selecting the appropriate optical lenses and components that meet your specifi..

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How X-ray Scintillators Work, Materials and Applications

Learn how scintillators enable X-ray imaging by converting X-rays into visible light. This guide explains the working principle of X-ray scintillators, common materials such as CsI and GOS, key performance parameters, and their applications in medical imaging, security screening, and industrial NDT.

Gadolinium Oxysulfide Scintillator: Material, Mechanism, Design

Gadolinium oxysulfide scintillator (Gd2O2S) is a high-density rare-earth ceramic material for X-ray and gamma-ray detection. This article analyzes Pr- and Tb-activated gadolinium oxysulfide, thin films and pixelated arrays, covering luminescence physics, sintering technology, emission characteristics (512–550 nm), and integration with silicon photodetectors in medical, industrial and security imaging systems.

Scintillators for PET (Positron Emission Tomography) Application

This article discusses how to implement PET medical imaging technology using scintillator arrays. It provides a comprehensive overview of the principles of PET medical imaging technology, the working principle of scintillator pixelated arrays in PET technology, and typical scintillator materials suitable for PET medical imaging, namely LYSO (Ce) cerium-doped yttrium lutetium silicate, GAGG (Ce) cerium-doped gadolinium gallium garnet, and the emerging technology of LaBr3 (Ce)-based scintillator arrays, which are suitable for time-of-flight positron emission tomography (TOF-PET).

Guide to Scintillator’s Application in Nuclear Monitoring

This technical article will provide a systematic introduction to scintillators used in the nuclear & radiation monitoring application, including radioactive isotope identification (RIID), surface contamination monitor, and fixed online dose rate monitoring, stating the technical challenges for each application and suggesting solutions based on scintillators.

How to Choose Your Fast Timing Scintillators

In this guidance to fast timing scintillators, Shalom EO will use our professional knowledge to help you learn about how to choose the best fast timing scintillators that suits your uses, by facilitating you to understand what is decay time and its implications in the application senario, and offering detailed explanation of the critical performance parameters that you should consider when selecting your scintillator materials.

Plastic Scintillators VS Other Radiation Detectors

This article contains a comparison of plastic scintillators against various radiation detectors, including GM counters, NaI(Tl) scintillators, proportional counting tubes, CsI(Tl) scintillators, CZT detectors, high-purity germanium detectors, and silicon semiconductor detectors from the perspective of their applications.

NaI(Tl) Scintillators for Well-logging Applications

This article introduces the material properties and the working principles of NaI(Tl)/Thallium Doped Sodium Iodide Scintillators for well-logging applications.

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