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Search Results - leds
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3D-Printed Modular Architectural Decorative Features with Integrated Lighting
RPI ID: 2021-055-401 Innovation Summary: This system integrates 3D-printed architectural elements with embedded functional features to create modular building materials. Structural customization, load transfer optimization, and utility integration are supported. The design enables rapid construction and reduces material waste. It is compatible with...
Published: 3/10/2026
|
Inventor(s):
Ukwatte Lokuliyanage Indi Perera
,
Jean Paul Freyssinier
,
Nadarajah Narendran
Keywords(s):
3D Printing
,
Additive Manufacturing
,
Architecture
,
Building
,
Construction
,
LEDs
,
Lighting
Category(s):
Energy, Environment and Smart Systems
Efficient Deep-Blue
LEDs
Based on Hybrid Copper Iodide Emissive Layer
Components of a blue LED incorporating hybrid Cul emissive layer Invention Summary: Blue light emitting diodes (
LEDs
) are essential to energy-efficient lighting technologies, especially for the creation of white light. However, deep blue emitting cadmium-based quantum dots and lead-based perovskites pose toxicity and environmental concerns...
Published: 2/20/2026
|
Inventor(s):
Jing Li
,
Kun Zhu
Keywords(s):
Electronics
,
LEDs
,
Photonics and photovoltaics
Category(s):
Technology Classifications > Electronics/Semiconductor
,
Technology Classifications > Physical Sciences & Engineering
Rare-Earth-Element Free Yellow Phosphors for White Light-Emitting Diodes
Yellow phosphor emits white light when excited with the 460 nm blue lighting. The blue LED (left half; top) when coated with dispersed yellow phosphor (right half; top) emits white light. Invention Summary: Despite their low energy consumption and higher efficiency, white light-emitting diodes made of blue chip coupled with yellow phosphor...
Published: 2/20/2026
|
Inventor(s):
Jing Li
,
Zhichao Hu
,
Qihan Gong
Keywords(s):
Electronics
,
LEDs
Category(s):
Technology Classifications > Physical Sciences & Engineering
,
Technology Classifications > Polymers/Composites/Materials
,
Technology Classifications > Electronics/Semiconductor
Hybrid Lighting Phosphors with High Quantum Efficiency, and Enhanced Thermal and Photostability
This rare-earth element-free invention can be used in
LEDs
to generate the entire visible spectrum Invention Summary: The use of rare earth elements in the phosphor coating of light-emitting diodes (LEDs) and compact fluorescent lamps (CFLs) raises environmental...
Published: 2/20/2026
|
Inventor(s):
Jing Li
,
Yang Fang
,
Wei Liu
Keywords(s):
LEDs
,
Photonics and photovoltaics
Category(s):
Technology Classifications > Physical Sciences & Engineering
,
Technology Classifications > Polymers/Composites/Materials
,
Technology Classifications > Electronics/Semiconductor
Highly Soluble and Eco-friendly Luminescent Hybrid Material for Lighting Phosphors
CuX-based AIO-type hybrid luminescent materials incorporating ionic and coordinate bonds Invention Summary: Copper Halide (CuX) based inorganic-organic hybrid luminescent materials (HLMs) are low-cost, non-toxic, highly stable, and offer strong luminescence with internal quantum yield of...
Published: 2/20/2026
|
Inventor(s):
Jing Li
,
Wei Liu
,
Kun Zhu
Keywords(s):
LEDs
,
Photonics and photovoltaics
Category(s):
Technology Classifications > Physical Sciences & Engineering
,
Technology Classifications > Polymers/Composites/Materials
Stable phosphorescent O
LEDs
for lighting applications
Novel O
LEDs
with higher photoluminescence stability Invention Summary: Organic light-emitting diodes (OLEDs) are an emerging display and lighting technology, especially for large area and architectural lighting. Phosphorescent OLEDs are very energy efficient, besides, they don’t suffer from the “green gap” in their emitting spectra...
Published: 2/20/2026
|
Inventor(s):
Deirdre O'Carroll
Keywords(s):
LEDs
,
Photonics and photovoltaics
Category(s):
Technology Classifications > Electronics/Semiconductor
,
Technology Classifications > Polymers/Composites/Materials
,
Technology Classifications > Physical Sciences & Engineering