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Modified Nitride Red-Emitting Phosphor for White LEDs
Research-grade luminescent powder
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PHOSPHOR SELECTION AND QUOTATION SUPPORT
For wavelength selection, particle-size confirmation and quotation support, contact our technical sales team.
E-MAIL: inquiry@atomfair.com
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Manufacturer: Atomfair LLC
Brand: ATOMFAIR®
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This modified nitride phosphor requires sealed, dry storage and protection from direct light to prevent moisture-induced degradation and photobleaching. Handling must minimize airborne dust generation to reduce inhalation risk and maintain optical performance.
- Storage Requirements: Store the phosphor in a sealed container under dry conditions and protect from direct light to prevent moisture-induced degradation and photobleaching.
- Handling Precautions: Minimize airborne dust generation during transfer using local exhaust ventilation and wear appropriate respiratory protection to avoid inhalation exposure.
- Excitation Compatibility: Excite the phosphor with a blue LED source in the 445-465 nm range to achieve the specified 613 nm emission peak.
- Particle Size Sensitivity: Maintain consistent dispersion of the 15.0 ± 2.0 µm median particle size to avoid optical inhomogeneity from slurry rheology changes.
- Environmental Sensitivity: Avoid exposure to high humidity or prolonged UV light to maintain chromaticity stability and lumen maintenance.
What is the optimal blue LED excitation range for the AF-MNR613 modified nitride red-emitting phosphor to achieve the specified 613 nm emission peak?
The AF-MNR613 phosphor is designed for excitation by blue LEDs in the 445–465 nm wavelength range. Within this range, the phosphor delivers a red emission peak at 613.0 ± 1.0 nm with defined CIE chromaticity coordinates of x = 0.619 ± 0.003 and y = 0.380 ± 0.003, enabling precise color tuning for warm-white LED formulations.
How does the median particle size (D50) of 15.0 ± 2.0 µm affect the processing and performance of this modified nitride phosphor in white LED applications?
The specified median particle size of 15.0 ± 2.0 µm balances brightness enhancement with good lumen maintenance by providing controlled light scattering and uniform dispersion in the LED encapsulant. This particle size range is suitable for standard dispensing and coating processes, but users should verify compatibility with their specific processing method and final application requirements.
What storage and handling precautions are required for the AF-MNR613 modified nitride red-emitting phosphor to maintain its optical performance?
The phosphor must be kept sealed and dry, and protected from direct light to prevent moisture-induced degradation or photochemical changes that could shift the emission peak or chromaticity coordinates. During transfer, airborne dust should be minimized using suitable laboratory protective equipment, and the applicable safety documentation should be reviewed before handling.
This modified nitride red-emitting phosphor powder delivers a 613 nm emission peak under 445–465 nm blue LED excitation, with controlled particle size (D50 15 µm) and tight chromaticity coordinates (x=0.619, y=0.380), enabling precise color tuning for warm-white LED formulations requiring high luminous efficacy and good lumen maintenance.
Positive
- Defined 613 nm emission peak: The narrow emission peak at 613.0 ± 1.0 nm provides consistent red color conversion for warm-white LED applications, enabling predictable spectral output and color rendering.
- Controlled particle size distribution: Median particle size (D50) of 15.0 ± 2.0 µm ensures uniform dispersion in phosphor slurries and consistent coating thickness during LED packaging, supporting high luminous efficacy.
Trade-offs
- Excitation wavelength range limitation: The phosphor is optimized for blue LED excitation only within 445–465 nm; operation outside this range will result in reduced conversion efficiency or no emission.
- Moisture and light sensitivity during storage: The powder must be kept sealed, dry, and protected from direct light to prevent degradation; airborne dust generation during handling requires proper ventilation and protective equipment.
Every advanced material, component, equipment, and instrument in our catalog is backed by rigorous testing. We maintain strict internal quality management frameworks and align with CE conformity metrics to deliver transparent, reproducible performance data via our public open-science repository.
To request raw batch performance data, submit formal vendor registration paperwork, or execute a fast-turnaround R&D manufacturing loop, contact us at inquiry@atomfair.com.
Item is dispatched under the Atomfair Shipping & Delivery Framework (Free worldwide shipping on orders over $59 USD excl. heavy equipment). Return is governed by the Atomfair Return & Refund Policy (7-day technical return window).
