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290 results on '"LIGHT emitting diode efficiency"'

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1. Influences of point defects on electrical and optical properties of InGaN light-emitting diodes at cryogenic temperature.

2. Analysis of InGaN light-emitting diodes with GaN-AlGaN and AlGaN-GaN composition-graded barriers.

3. LIGHT FANTASTIC.

4. Fabrication of highly efficient hybrid device structure based white light emitting diodes.

5. Color-tunable luminescence from single-phased Sr3YNa(PO4)3F:Tb3+, Eu3+ phosphors with good energy transfer efficiency for white light emitting diodes.

6. Ultrahigh light extraction efficiency light emitting diodes by harnessing asymmetric obtuse angle microstructured surfaces.

7. Applying the support vector machine with optimal parameter design into an automatic inspection system for classifying micro-defects on surfaces of light-emitting diode chips.

8. Automated optical inspection system for surface mount device light emitting diodes.

9. Doping concentration effect on performance of single QW double-heterostructure InGaN/AlGaN light emitting diode.

10. P-Type Surface Effects for Thickness Variation of 2um and 4um of N-Type Layer in GaN LED.

11. Luminescence and electric dipole in Eu3+ doped strontium phosphate: Effect of SiO4.

12. Lighting‐Led Architecture: A Collaborative Approach.

13. Efficient blue light-emitting polymers containing fluorene[2,3-b]benzo[d]thiophene-S,S-dioxide unit.

14. A novel white-light-emission phosphor Dy3+-doped CaLaB7O13 under UV excitation.

15. Electrical and optical analyses of tandem organic light-emitting diodes with organic charge-generation layer.

16. Band gap engineering and photoluminescence studies of imine linked ZnO nanoparticles synthesized by direct precipitation route.

17. Light-dependent accumulation of new bacteriochlorophyll-e bearing a vinyl group at the 8-position in the green sulfur bacterium Chlorobaculum limnaeum.

18. Efficiency enhancement of organic light-emitting diodes using mesoporous titanium-oxide scattering nanoparticles.

19. Effects of the number of wells on the performance of green InGaN/GaN LEDs with V-shape pits grown on Si substrates.

20. Integrating Sphere Design for Characterization of LED Efficacy.

21. Optimal LED deployment for mobile indoor visible light communication system: Performance analysis.

22. Hybrid organic light-emitting device based on ultrasonic spray-coating molybdenum trioxide transport layer with low turn-on voltage, improved efficiency & stability.

23. Design of orange-emitting CsPb0.77Mn0.23Cl3 perovskite film for application in optoelectronic device.

24. Field-assisted Shockley-Read-Hall recombinations in III-nitride quantum wells.

25. Low turn-on voltage perovskite light-emitting diodes with methanol treated PEDOT:PSS as hole transport layer.

26. Enhanced light extraction efficiency using self-textured aluminum-doped zinc oxide in organic light-emitting diodes.

27. Horizontally Orientated Sticklike Emitters: Enhancement of Intrinsic Out-Coupling Factor and Electroluminescence Performance.

28. Strain compensation in InGaN-based multiple quantum wells using AlGaN interlayers.

29. LED pumped micron-scale all-silicon Raman amplifier.

30. Novel High-Power Nonresonant Multichannel LED Driver.

31. A Single-Stage PFM-APWM Hybrid Modulated Soft-Switched Converter With Low Bus Voltage for High-Power LED Lighting Applications.

32. Boost-Integrated Two-Switch Forward AC?DC LED Driver With High Power Factor and Ripple-Free Output Inductor Current.

33. Suppression of electron overflow in 370-nm InGaN/AlGaN ultraviolet light emitting diodes with different insertion layer thicknesses.

34. Azahelicenes as Visible Light Photoinitiators for Cationic and Radical Polymerization: Preparation of Photoluminescent Polymers and Use in High Performance LED Projector 3D Printing Resins.

35. Copolymers of polyhydroxyalkanoates and polyethylene glycols: recent advancements with biological and medical significance.

36. A low migration phosphine to overcome the oxygen inhibition in new high performance photoinitiating systems for photocurable dental type resins.

37. Integration of Prism Sheet on Quantum Dot Film With Bridge Patterns to Enhance Luminance of LED Backlight Unit.

38. All-inorganic perovskite quantum dot/mesoporous TiO2 composite-based photodetectors with enhanced performance.

39. Laser-Diode-Based Visible Light Communication: Toward Gigabit Class Communication.

40. Investigation of Light Extraction by Refractive Index of an Encapsulant, a Package Structure, and Phosphor.

41. Static Regulated Multistage Semiactive LED Drivers for High-Efficiency Applications.

42. A 200-V 98.16%-Efficiency Buck LED Driver Using Integrated Current Control to Improve Current Accuracy for Large-Scale Single-String LED Backlighting Applications.

43. Current density of anodes, recombination rate and luminance in MEH-PPV, MDMO-PPV, and P3HT polymers in polymer light-emitting diodes.

44. Carrier leakage effect on efficiency droop in InGaN/GaN light-emitting diodes.

45. Experimental Study of Red-, Green-, and Blue-Based Light Emitting Diodes Visible Light Communications for Micro-Projector Application.

46. A Plug-and-Play Realization of Decentralized Feedback Control for Smart Lighting Systems.

47. Beryllium-Assisted p-Type Doping for ZnO Homojunction Light-Emitting Devices.

48. Impact of surface recombination on efficiency of III-nitride light-emitting diodes.

49. Pressure-induced structural transition of CdxZn1-xO alloys.

50. Substrate-free synthesis of 3D SiC network by carbothermal reduction method.

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