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  • LED Lighting Technology in Plant Growth - Part.3
    October 23, 2017 Liao Zhang

    LED Lighting Technology in Plant Growth - Part.3

    PART III: Light Quality Compared with the factor of LED viewing angle we discussed last time, our topic today–light quality is a more significant index in terms of which LEDs have a revolutionary advantage over conventional light sources. The emergence and growth of...

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  • LED Lighting Technology in Plant Growth - Part.2
    September 15, 2017 Liao Zhang

    LED Lighting Technology in Plant Growth - Part.2

    Part II: Viewing Angle In our last post, we talked about the significance of lighting for pant growth in terms of light intensity, photoperiodism and light quality. In plant growth, light intensity is expressed as photosynthetic photon flux density (PPFD)....

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  • LED Lighting Technology in Plant Growth - Part.1
    September 7, 2017 Liao Zhang

    LED Lighting Technology in Plant Growth - Part.1

    Part I: Background Light, just like water, soil, temperature and air, is indispensable for plant growth. Man had realized the importance of water, soil and temperature in growing plants since a long time ago, and had begun to utilize irrigation,...

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  • Why High Price For High-quality LED Products? Part - 6
    December 13, 2016 Liao Zhang

    Why High Price For High-quality LED Products? Part - 6

    #4-LED PHOSPHOR During the last several posts, we’ve analyzed the leading factors of LED lead frames, chips and encapsulants in terms of their qualities and costs. Now, we are moving to the finale of our “high quality LED” series, the...

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  • Why High Price For High-quality LED Products? Part - 5
    October 17, 2016 Nicklaus Mei

    Why High Price For High-quality LED Products? Part - 5

    #3-LED ENCAPSULANT After analyzing LED lead frames and chips in terms of their qualities and costs, this time we will talk about another component in all LED products—the encapsulant. LED packaging encapsulant As we know, the chip is the core...

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  • Why High Price For High-quality LED Products? Part - 2
    June 15, 2016 Kalvin Zhang

    Why High Price For High-quality LED Products? Part - 2

    #1-LED LEAD FRAME Part - 2   Material Selection 2: Synthetic Resin  At present, PPA, PCT and EMC are among the most commonly used materials. PPA and PCT are thermalsoftening1 plastics, while EMC (mainly made from of epoxy) is thermosetting2....

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  • Why High Price For High-quality LED Products? Part - 1
    June 6, 2016 Kalvin Zhang

    Why High Price For High-quality LED Products? Part - 1

    #1-LED LEAD FRAME Part – 1 As a consequence of LED technology development and its widespread adoption, prices are falling substantially and continuously on LED lighting market. While price wars are everywhere among manufacturers, suppliers and sellers, products of similar...

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