2020-08-04

Japan Researchers Use DUV LED to Achieve High Speed LiFi Transmission

A new study published by researchers at Tohoku University in Japan introduced a novel solution for realizing high speed light transmission via deep UV (DUV) LEDs. The results were published in Applied Physics Letters on July 22, 2020. The research team highlighted two major issues of using LEDs as light source for wireless communication. One thing is that faster modulation requires smaller device size but smaller LEDs usually lack power. Another issue is that both visible and infrared optical wireless communications can have significant solar interference. To av...
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2020-07-23

Toyoda Gosei Develops Deep UV LED Light Module for Sterilization

Toyoda Gosei unveiled its new deep UV LED modules developed for sterilization of water, air, and surfaces. Deep UV LEDs emit short wavelength UV light including the UVC wavelengths that destroy the genetic materials of viruses and bacteria. They are promising as a new sterilizing light alternative to replace mercury lamps. (Image: Toyoda Gosei) Aiming to expand deep UV LED applications, Toyoda Gosei has been developing products in modules or units with waterproof or heat dissipation features. In a joint experiment conducted with the Biomedical Scienc...
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2020-07-15

The Coretec Group Announces Patent Portfolio Expansion Enabling Advanced UV LED Disinfection and Horticulture Lighting Applications

The U.S.-based material supplier Coretec Group who focus on silicon-based materials utilizing Cyclohexasilane (CHS) development announced that it has filed a provisional patent with its CHS derived silicon. The provisional patent notes three LED applications that Coretec believes its CHS technology is suited for. The first application is the ability to create a cost-efficient, high intensity UV LED capable of killing COVID-19 and other microorganisms. As one of the existing challenges of UV LED is the limitation of reaching needed intensity light, C...
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2020-07-14

UV LED Embedded Mosquito Lamp to Better Attract Insects

A mosquito lamp deploying UV LED was launched in a Japanese website Gloture. The product, according to its description, uses UV light to attract insects including mosquitoes, flies and other. The UV LED mosquito lamp delivers UV light and special sound waves that are appeal to insects. Once the bugs fly towards the light, they are tapped within the lamp. (Image: Gloture) The idea of using UV light to trap insects is not new. LEDinside interviewed Everlight last year and the company has introduce the idea of UV LED integrated gravitrap and mosquito l...
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2020-07-13

What’s Next for UVC LED While Signify and Osram Add Conventional UV Lamp Product Lines? (Part 2)

People usually only know that UV light is viable to kill bacteria and viruses, but they are not aware of the details about wavelength or ililluminance. For the manufacturers who had planned to end production of conventional lighting, this UVC trend for lamps become a big surprise. Take Signify for example, it is magnifying product categories and lines and invested UV lamp producer, GLA, in Netherland, indicating that the heat of UVC conventional lamp will not fade away in short. As a connector supplier, Amphenol LTW Technology has been collaborating with manufactur...
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2020-07-13

What’s Next for UVC LED While Signify and Osram Add Conventional UV Lamp Product Lines? (Part 1)

The COVID-19 pandemic has created severe impacts on the global economics. People around the world are getting used to a new lifestyle in response to the crisis as well. In order to prevent infection, UV technology applications are returning to the center of the industry. UVC, with the wavelengths between 200 – 280 nanometers (nm) and can deactivate bacteria and viruses, is gaining unprecedented attention in particular. In the past few months, the effects of UVC light on coronaviruses have been discussed and reported. LED manufactures also hurriedly devoted to UV...
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2020-07-02

Cleanbox’ Decontamination Cabinets Adopt UVC LED by Crystal IC

Deployment of UVC LEDs on disinfecting products becomes more and more common as the demand for decontamination remains high with the continuous impact of COVID-19. Cleanbox, who manufactures smart tech hygiene equipment for decontaminating headsets, eyewear, masks, and hardware, has selected Crystal IS’ Klaran UVC LED for its products. Numerous studies have shown that UV light is proven to destroy a wide range of viruses and bacteria, including the pathogen of the world sweeping COVID-19, SARS-CoV-2 virus. However, UV emitting devices such ...
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2020-07-01

FBH and UVphotonics Introduce Versatile LED Irradiation System Integrating Disinfecting UVC LEDs and Medical Curing Functions

Berlin-based Ferdinand-Braun-Institut (FBH) and its spin-off UVphotonics have designed and developed a versatile irradiation system for surface treatment. The modular system can be flexibly equipped with its in-house developed UV LEDs and commercially available UV, visible and infrared LEDs, meeting the demands for different targeted emission spectrum. (Image: FBH) For disinfection purposes it can be equipped with LEDs emitting at 265 nm to eliminate germs on surfaces of daily objects such as mobile phones and reusable masks as well as menu cards in restaura...
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2020-06-22

UV LEDs in Air Conditioners to Sterilize Coronavirus in the Air

Several researchers have proved the effectiveness of UVC radiation from both LEDs and lamps on deactivating coronavirus for preventing the spread of COVID-19. Seoul Viosys, who experts in UV LED technology, announced a new application of installing UV LEDs in air conditioners. Seoul Viosys partnered with Gree Electric Appliances, a Chinese air conditioner maker, to launch a new series of air conditioner products adopting Violeds UV LED technology. (Image: Seoul Viosys) The UV LED embedded air conditioners will provide disinfection on the ...
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2020-06-16

World First UVC LED Embedded Disinfection Robot Launched in Singapore

Otsaw, the robot manufacturer from Singapore announced that it has launched the world first UVC LED based autonomous robot for disinfection. The robot, named “O-RX,” is created in only eight weeks from conceptualization, design, materials procurement, prototype testing to certification. The UVC LED embedded disinfecting robot also passed safety testing and has been certified by TUV SUD. (Image: Otsaw) Unlike other current UV disinfecting robot using mercury UV lamps, the O-RX utilizes the UVC LED technology that emits only UVC ...
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2020-06-12

Joint Research by Nikkiso and University of Miyazaki Proves Effectiveness of Deep UV LED in Preventing Spread of COVID-19

Japan-based medical equipment supplier Nikkiso has collaborated with the University of Miyazaki and announced that its deep UV LED adopted apace disinfecting device can effectively prevent the spread of COVID-19. The two parties conducted trials by exposing SARS-CoV-2 viruses contained liquid under deep UV LED radiation for 30 second and found that virus infectivity decreased by 99.9%. The experiment went on two months and the effectiveness of deep UV LED for preventing COVID-19 infection is confirmed. (Image: Nikkiso) Researchers said that th...
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2020-05-27

Seoul Viosys’ Violeds Technology Applied in Portable Air Purifiers to Reduce Risk of COVID-19 Infection

Seoul Viosys and SETi have reported a wide range of applications with its Violeds technology, which was claimed to achieve 99.9% sterilization of coronavirus. After the collaboration with automotive component supplier and home appliance makers to apply the technology for car interior disinfection and laundry tank cleaning, the two company announced the launch of portable air purifier with Violeds under the brand “VAC.” SETi and Seoul Viosys are going to release Violeds technology adopted portable air purifiers to reduce the risk of infection from different pat...
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2020-05-26

German Institute to Test Skin-safe UVC LEDs Disinfection in Hospitals

German research institute the Ferdinand-Braun-Institut (FBH) and Technische Universität Berlin (TUB) have developed UV LEDs emitting UV light that is safe to the skin. The achievement has yet commercially available but will be tested in medicine research centers in Germany. The FBH and TUB worked under the framework of their Joint Lab GaN Optoelectronics and created LEDs that deliver far UV light at wavelengths around 230 nm and provide more than 1 mW output power. According to the FBH, the light does not penetrate into the living layers of...
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2020-05-19

UVC LED Market Expands with More Home Appliances and Consumer Products Adopting the Technology

The COVID-19 outbreak has spurred people’s awareness in disinfection and roused demands for related products and applications. UVC LEDs with germicidal function thus become popular among consumers and brands of home appliance. LG Electronics launched a new refrigerator with ice and water purifier using UVC LED technology. A UVC LED is equipped at the outlet of the water purifier of the refrigerator and is able to diminish 99.99% E. coli and Staphylococcus aureus based on the Korea Construction & Living Environment Research Institute (KCL) t...
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2020-05-12

Seoul Viosys Provides Violeds Technology to China’s Hisense and Haier for Laundry Tank Cleaning

Seoul Viosys, the subsidiary of Seoul Semiconductor focusing on UV LED technology, announced that its Violeds technology has been adopted in washing machines and are now mass produced by Chinese companies Hisense and Haier. The laundry tank sometimes contains invisible contamination and germs, causing odors and molds in the washing machine. By implementing Violeds technology from Seoul Viosys, the Chinese companies solved the problem of laundry tank sterilization and deodorization. Seoul Viosys posted its 1Q20 financial results last week noting that its business p...
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2020-05-06

Seoul Viosys Reports Revenue Growth with Strong Demand in UV LED

Seoul Viosys, the subsidiary of Seoul Semiconductor, announced its financial results for the first quarter of 2020. The company registered a consolidated revenue of KRW 87 billion (US$ 71.17 million), which increased by 10% YoY. Seoul Viosys has reported boosting inquiries for its UV LED products “Violeds” for disinfection applications as the coronavirus outbreak stimulated the awareness of consumers for ‘Clean Technologies.’ As a result, despite that sales of visible LEDs declined, Seoul Viosys still reported a double-digit overall grow...
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2020-04-29

Atomic Blue UV LED Light Tested by the NIH to Diminish 99.9999% COVID-19 Virus from N95 Masks and Steel Surfaces

A U.S. based LED company Atomic Blue announced the launch of its high-powered UV-C LED light. The light has been tested by the National Institutes of Health of the U.S. government on the COVID-19 Virus and shown to eradicate the virus by 99.9999%. The study was conducted in a controlled laboratory setting on N95 masks and steel surfaces. According to the NIH website: "N95 respirators can be decontaminated effectively and maintain functional integrity for up to three uses. N95 respirators are designed for single-use and are worn by healthcare provid...
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2020-04-27

Urgent Need of Surface Disinfection Powered by UVC LED Technology

The recent outbreak of COVID-19 has prompted the large-scale search for practical solutions that can prevent the spread of the deadly virus — from researchers and scientists committed to finding a solution, to the manufacturers and consumers looking for credible information. In this time of uncertainty, many are seeking information around the potential technologies that can be used to combat the virus. One proven approach is using UV light. Disrupting the DNA of pathogens with UV light UVC light is a commonly used sterilization technology that has been shown to i...
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2020-04-24

Luminus Breaks the $0.10 per mW Barrier for UVC LEDs

Luminus Devices launched its newest UVC LED, the XBT-3535, with performance ranging from 50 mW to 80 mW in the 275-285 nm range. With the global need for disinfection and sterilization devices increasing, the price-performance combination of the XBT-3535 will allow companies to quickly bring novel and affordable solutions to market. (Image: Luminus) The germicidal effectiveness of UVC LEDs against E-coli, MRSA and a variety of pathogens has been well documented. UVC LEDs with wavelengths less than 280 nm are shown to be as or more effective than mer...
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2020-04-23

HexaTech Launches AlN Substrates to Accelerate UVC LED Technology Progress

Semiconductor material supplier HexaTech announced the launch of its deep-UV transparent 2-inch diameter, single crystal aluminum nitride (AlN) substrate product line. This capability is targeted to directly support commercial production of UVC LED. The company will also reveal its detect-free AlN substrate capability in May of last year. "This deep-UV transparency capability, especially when coupled with HexaTech's market-leading crystal quality, continues to demonstrate both the wide-ranging potential of the AlN platform, and the outstanding technical...
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2020-04-22

LEDinside to Grandly Launch the 2020 Deep UV LED Application Market and Branding Strategies

According to the latest report by LEDinside, the research division of TrendForce, “2020 Deep UV LED Application Market and Branding Strategies,” UV LED used to rely on pricing reduction to seize market acceptance of brands and consumers. But currently under the impact of COVID-19, brands and consumers’ awareness of sterilization has been greatly enhanced. UV-C LED manufacturers’ order inquiries dramatically increased after Lunar New Year. It is believed that UV-C LED will have the opportunity to steadily improve market value....
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2020-04-20

UCSB and Research Partners to Work on High Efficiency UV LED based on AlGaN/SiC to Combat Coronavirus

UC Santa Barbara’s Solid State Lighting & Energy Electronics Center (SSLEEC) and member companies are developing UV LEDs that have the ability to decontaminate surfaces — and potentially air and water — that have come in contact with the coronavirus (SARS-CoV-2 virus) to combat the world spreading disease. Recently, much attention has turned to the power of UV light to inactivate the novel coronavirus and Seoul Semiconductor, a SSLEEC member company, reported its achievement of “99.9% sterilization of coronavirus (COVID...
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2020-04-09

Seoul Viosys’ Violeds Technology Adopted for Interior Automotive Disinfection

Seoul Viosys announced that its Violeds technology has been adopted by China-based automotive component supplier Yanfeng for in-vehicle UV disinfection. Adopting Violeds technology, the Yanfeng’s in-vehicle UV sanitizer can detect for absence of occupants before activating lamps for a period of 10 minutes that can sterilize the cabin including cockpit, seating and steering wheel. The sterilization lamp is embedded in the ceiling for maximum coverage and allows for sterilization of the harmful bacteria and viruses inside. (Violeds technology adopted by Yanfeng for ...
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2020-04-06

US Lighting Group to Develop UV LED Light Bulb for Surface Disinfection to Fight Viral Pathogens Like COVID-19

US Lighting Group announced it is developing a new UV LED Plug-n-Play 4-foot, commercial bulb which can be used for surface sterilization to help combat viral pathogens like COVID-19. Paul Spivak, CEO of the US Lighting Group, currently holds two patents issued by the United States Patent and Trademark Office for UV LED Light Projection Method and Apparatus using ultraviolet and LED lighting technology. (Image: Pixabay) "We are ecstatic to announce that we have engineered the latest Plug-n-Play 4-foot, commercial replacement bulb with...
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2020-04-06

Seoul Viosys and SETi’s Violeds Technology Proves 99.9% Sterilization of Coronavirus (COVID-19) in 30 Seconds

Seoul Viosys and Sensor Electronic Technology, Inc. (SETi) announced that that they have succeed in achieving 99.9% sterilization of coronavirus (COVID-19) in 30 seconds. Tests were conducted with the research group of Korea University by using a compound semiconductor Violeds technology that is being mass-produced. As COVID-19 spread throughout the world, SETi and Seoul Viosys devoted resources to show how Violeds technology can directly sterilize the virus. The goal has always been to provide technology for a cleaner world, and this includes minimizing the...
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2020-04-01

Nichia Extends UV-C LED Product to Support Evolving Markets

Nichia is aiming to extend its dominance to the UV market following its impressive showcase at the recent RadTech 2020 conference and exhibition in Orlando, Florida, USA. The company’s latest solutions remain ideal for curing applications, but an extended portfolio is of particular benefit, as UV is known to be incredibly effective in killing viruses, bacteria, fungi and protozoa. Already at the forefront of the UV LED field through its established UV-A and UV-B series products, Nichia is extending its offerings to a new wide range of both SMD and COB...
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2020-03-30

Impacts and Opportunities of the LED Industry with Coronavirus Outbreak

The novel coronavirus outbreak starting in China has led to cities lockdown in the country and the delay in production resume as local governments in China are trying hard to manage the epidemic.
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2020-03-24

Crystal IS Announces Improvements to its Klaran® Line of Germicidal UVC LEDs

Crystal IS, a subsidiary of Asahi Kasei, announced the completion of technology and production improvements to its Klaran product line to provider UVC LED products with higher performance at higher yields and corresponding lower costs. The advanced technology will enable manufacturers to apply germicidal UVC to combat water, surface and airborne pathogens. In addition to its existing Klaran 60 mW UVC LED, Crystal IS is adding a 70 mW UVC LED for immediate production use and an 80 mW engineering sample to its WD Series. According to Crystal IS, th...
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2020-03-17

UV LEDs Tell the Quality of Your Steak, Say Scientists

UV light exposure not only kills microorganism, it can also assess meat quality. A research team with scientists of Sechenov University in Russia, Macquarie University and University of New South Wales in Australia proposed a method incorporating UV light emission to classify meat into standard quality categories. The study was published in Journal of Biophotonics under the title “Autofluorescence excitation-emission matrices as a quantitative tool for the assessment of meat quality.” Conventionally, to evaluate the quality of beef, specialists pay attentio...
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2020-03-13

Global LED Companies Launch UVC LED Products to Meet Growing Demands

The coronavirus has now declared a worldwide pandemic by the World Health Organization and the infected numbers continues to rise all over the world. Products used for preventing infection thus became bestsellers everywhere. Featuring disinfecting function, UVC LED embedded products are also drawing attentions in the market. LED companies who have been progressing UV LED technologies now leverage their strengths to launch UV LED products for meeting the surging demands for disinfection applications. (Image: Pixabay) Lextar, the vertical integrated LED ...
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The recent outbreak of COVID-19 has prompted the large-scale search for practical solutions that can prevent the spread of the deadly virus — from researchers and scientists committed to finding a solution, to the manufacturers and consu... READ MORE

Nichia’s Tunable 757 receives rave reviews from industry leaders, including the coveted LpS Best Sustainability Technology Award. Nichia, the leader in and inventor of the high-brightness LED, announced its game-changing single LES, tuna... READ MORE