סינטילטור הליד – HALIDE SCINTILLATORS
סינטילטורי הליד ממלאים תפקיד מכריע וחשוב בגילוי קרינה מייננת מאז מציאת הסינטילציה ב-1948. ממצא זה הניע את המחקר והפיתוח של סינטילטורי הליד, דבר שהביא לפיתוח גבישי נוספים
אנו משווקים בישראל גבישים שונים למטרות שונות ומשרתים לקוחות רבים בארץ. אתם מוזמנים ליצור קשר לקבלת מידע נוסף. להלן מספר דוגמאות
1. CeBr3 Scintillator
Growth technique: Bridgman
Dimension(max): ∅ 100 mm x 150 mm length
Achieved items: encapsulated crystal and assembly detectors
2. CsI(tl) Scintillator
Growth technique: Bridgman
Dimension(max): ∅ 120 mm x 400 mm length
Achieved items: Monolithic crystal and Linear or 2-D arrays
3. NaI(tl) Scintillator
Growth technique: Bridgman
Dimension(max): ∅ 150 mm x 400 mm
Available items: Blank, encapsulated and assembly detectors
4. CsI(na) Scintillator
Growth technique: Bridgman
Dimension(max): ∅ 90 mm x 300 mm
Available items: Crystal blank and Encapsulated
5. CaF2(eu) Scintillator
Growth method: Bridgman
Maximum dimension: ∅60 mm x 120 mm length
Available items: single crystal
Features:
Relatively high light output/High shock resistance/Inert.
Application:
P-detectors/Radioactivity medical science diagnoses.
6. Y doped BaF2 Scintillator
Density(g/cm3) 4.88
Decay time(ns) 0.8/660
Emission peak(nm) 220/310
Light yield（relatively NaI:Tl%） 8/32
Halide scintillators are a type of inorganic crystal detector used for converting radiation into light. They are a subset of a broader range of radiation detectors, which are in top demand today for applications in medicine, security, and research.
Here are 10 products similar to halide scintillators that are in high demand today:
1. High-Purity Germanium (HPGe) Detectors
These are semiconductor detectors that offer the highest possible energy resolution for gamma-ray spectroscopy. They are used in nuclear forensics and research where precise identification of radioisotopes is critical. While they require cryogenic cooling, their superior performance makes them the gold standard for high-end gamma spectroscopy.
2. Cadmium Zinc Telluride (CZT) Detectors
CZT is a semiconductor material that provides excellent energy resolution without the need for cryogenic cooling. This makes them ideal for compact, portable instruments like handheld radiation monitors, medical probes, and security devices. The demand for these room-temperature, high-resolution detectors is rapidly growing.
3. Plastic Scintillators
These are organic scintillators known for their low cost, fast response time, and mechanical durability. While they have a lower light yield and efficiency for gamma rays compared to halide crystals, they can be easily fabricated into large sheets or complex shapes. This makes them highly demanded for large-scale applications like cosmic ray detection, portal monitors, and high-energy physics experiments.
4. Liquid Scintillators
Liquid scintillators are used in a technique called liquid scintillation counting (LSC). The radioactive sample is mixed directly with the scintillating liquid, making it extremely efficient for detecting low-energy beta and alpha particles. This method is a standard in biomedical research and environmental monitoring.
5. Silicon Photomultipliers (SiPMs)
While not a scintillator themselves, SiPMs are a modern, solid-state alternative to traditional photomultiplier tubes (PMTs). They are highly sensitive to single photons and are used to read out the light from scintillators. The demand for SiPMs has surged due to their small size, low power, and ruggedness, which enables the miniaturization of detector systems for medical imaging (PET), LiDAR, and high-energy physics.
6. Bismuth Germanate (BGO) Scintillators
BGO is an inorganic crystal with very high density, making it extremely efficient at stopping gamma rays. While its light output is lower than that of some halide scintillators, its excellent stopping power is crucial for applications like Positron Emission Tomography (PET), where detecting high-energy gamma rays with high efficiency is paramount.
7. Lanthanum Bromide (LaBr3(Ce)) Scintillators
This is a modern, high-performance inorganic scintillator that offers superior energy resolution, high light output, and a very fast decay time, outperforming NaI(Tl) in many respects. These characteristics make it highly desirable for homeland security, oil and gas exploration, and nuclear physics research.
8. Gas-Filled Detectors (e.g., Geiger-Müller Tubes)
These detectors work by ionizing a gas inside a tube. The Geiger-Müller (GM) tube is the most common example. While they can’t determine the type or energy of radiation, their simplicity, sensitivity, and low cost make them a staple for general-purpose radiation surveys and personal dosimeters.
9. Cherenkov Detectors
These detectors identify high-energy charged particles by detecting Cherenkov radiation, which is light emitted when a particle travels faster than the speed of light in a medium. The directionality of the light is critical for particle identification and is used in high-energy physics experiments.
10. Radiation Survey Meters
These are complete, portable instruments that integrate a detector (like a GM tube or a scintillator) with electronics and a display. They are in high demand for health and safety purposes, allowing first responders, hazmat teams, and industrial workers to quickly measure radiation levels in the field.
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