Special Applications

Silanna | Nano-Structures | UV | Sep 30, 2022

Silanna UV Makes Ultraviolet LED Manufacturing Breakthrough With Nanostructures

A major breakthrough in UV-C LED technology from Silanna UV offers huge advantages for applications as diverse as disinfection, water quality monitoring, gas sensing, liquid chromatography, and chemical and biological analysis. The new manufacturing approach promises to make deep ultraviolet and far ultraviolet LEDs easier to make, more efficient at shorter wavelengths, and more reliable. With the renewed focus on air, water and surface disinfection following the Covid-19 pandemic, these next-generation UV LEDs are already attracting interest. Read more »

UV | DOE | Aug 13, 2022

DOE Reports Examine the State of Current Commercial UV LEDs

The COVID-19 pandemic has put a spotlight on germicidal ultraviolet (GUV) radiation for air and surface disinfection. This technology area represents a growing opportunity to improve indoor air quality while saving energy over high-ventilation approaches. Read more »

Ferdinand Braun Institut | UV | Micro-LEDs | Trends | Jul 12, 2022

UV micro-LEDs for Sensing, Production and Communication

Researchers at the Ferdinand-Braun-Institut (FBH) in Berlin have successfully produced the first prototypes of micro-LEDs that emit in the ultraviolet spectral range (UVB). The micro-LEDs with 310 nanometers (nm) emission wavelength feature a small size of the emitting area with diameters down to 1.5 micrometers (µm). This is hundreds to thousands of times smaller than conventional UV LEDs. The micro-LEDs can be closely packed with pitches down to 2 µm to form a two-dimensional array on a chip, resulting in high-resolution UVB emitting areas. Read more »

UV | GLA | UVGI | Jul 12, 2022

Global Lighting Association and International Ultraviolet Association to Co-operate on UV Disinfection Technology

The Global Lighting Association (GLA) and the International Ultraviolet Association (IUVA) have signed a memorandum of understanding to co-operate on ultraviolet disinfection technology – also known as ultraviolet germicidal irradiation, or UVGI. Read more »

UV | Standardization | IES | IUVA | Apr 01, 2022

The Illuminating Engineering Society and the International Ultraviolet Association Release a New American National Standard for Measuring Ultraviolet LEDs

The Illuminating Engineering Society (IES, est. 1906), in partnership with the International Ultraviolet Association (IUVA, est. 1999), has published its first in a series of American National Standards for the measurement of ultraviolet product emissions. Since its discovery in 1877, germicidal ultraviolet disinfection has been deployed globally to reduce the rate of transmission of tuberculosis and other airborne pathogens in indoor spaces, including SARS-CoV-2, the virus that causes COVID-19. Read more »

UV | Violeds | Omicron | Sterilization | Mar 01, 2022

Violeds Sterilizes Omicron Variant As Well

Seoul Viosys, a company specializing in optical semiconductors, announced an experimental result confirming that its Violeds technology sterilizes 99.99% Omicron Variant (SARS-CoV-2 Variant: B.1.1529) in one second, which has been spreading around the world. Read more »

HC Semitek Cooperates with AIXTRON on Micro LED Display Technology

Micro LED technology is on the verge of revolutionizing the display industry. The market demand for self-emissive Micro LEDs in the primary colors (RGB: red, green and blue) begins to rise strongly. HC Semitek, a leading enterprise of the semiconductor technology, will use AIXTRONs Planetary Systems to meet the emerging market demand for Micro LED displays. Read more »

Edison Opto | UV | Featured | Nov 26, 2021

Edison Opto UVA + White & UVC Series Customize Design Solution

Edison Opto offers customized UVA + White and UVC solutions for continuous disinfection to reduce bacteria and airborne viruses. In the wake of the global outbreak of COVID-19, the people’s need for anti-epidemic, sterilization, and anti-virus products has escalated, ranging from portable sterilization equipment, home appliances sterilization, and public health sterilization. Read more »

Trends | UV | Sensors | Wearables | Aug 13, 2021

NTU Singapore Scientists Create Ultra-high Performance Flexible UV Sensors for Use in Wearables

To enable the development of wearable devices that possess advanced ultraviolet (UV) detection functions, scientists from Nanyang Technological University, Singapore (NTU Singapore) have created a new type of light sensor that is both flexible and highly sensitive. Read more »

Research Confirms Ushio’s Technology Is Effective Against a Variant of SARS-CoV-2

Hiroshima University and Ushio Inc. have been conducting a joint research project (Study on the disinfection (*1) and viral inactivation effects of 222 nm UV-C light using Care222). As part of this study, a group of researchers, including Professor Hiroki Ohge of the Department of Infectious Diseases at Hiroshima University Hospital, and Professor Takemasa Sakaguchi of the Virology Section of the Graduate School of Biomedical and Health Sciences at Hiroshima University, evaluated the effect of irradiating a SARS-CoV-2 variant (*2) with Ushio's Care222 filtered Far UV-C light disinfection technology. The research showed that Care222 technology is equally effective in inactivating a SARS-CoV-2 variant as in inactivating the original SARS-CoV-2 strain. Read more »

UV | Signify | Mar 08, 2021

Signify and Innovative Bioanalysis Validate Effectiveness of Signify’s UV-C Lighting on Disinfecting the Air

Signify, the world leader in lighting, together with Innovative Bioanalysis, a CAP, CLIA, AABB Certified Safety Reference Laboratory in Costa Mesa (California) have conducted research that validates the effectiveness of UV-C disinfection upper air luminaires on the inactivation of SARS-CoV-2, the virus that causes COVID-19. Read more »

UV | Lumitronix | Feb 25, 2021

Lighting and Bacterial Disinfection in One – Lumitronix Presents LED Module With Dual Function

The Swabian LED technology company Lumitronix has developed a three-row LED module equipped with the NF2W585AR-P8 LED from world market leader Nichia, which was launched in January 2021. Read more »

Mass Production of Seoul Viosys' 25Gbps VCSELs - a Game Changer in 5G Communication Applications

Seoul Viosys, a leading compound semiconductor provider, announced that for the first time in Korea, Seoul Viosys succeeded in developing vertical cavity surface emitting laser (VCSEL) technology, a near-field-only 25Gbps laser diode compatible with 5G wired networks for transmitting and receiving, and has started mass production to supply these products to three initial customers. Read more »

UV-C | Nichia | Components | Featured | UV | Jan 26, 2021

Nichia’s Latest UV-C LED Disinfection Efficacy Proven to Combat Viruses

NICHIA, a leading global LED manufacturer, further demonstrates its commitment to innovation and improvements to global well-being with the public launch of its newest deep UV LED, the NCSU334B. At a peak wavelength of 280 nm, NICHIA’s deep UV LED outperforms other commercially available UV-C LED’s, regardless of wavelength, in output, efficiency and lifetime. At the same time, new independent research confirms they are also best-in-class for disinfection performance against SARS-CoV-2 virus. Read more »

SSL | Components | UV | UV LED | UV-C | Disinfection | Dec 14, 2020

Osram Enters UV-C LEDs Market Offering Their First Products

The longer the coronavirus pandemic lasts, the more important it is to stay safe and healthy in everyday life. Hygiene measures, such as wearing a facemask or socially distancing, help safeguard against the spread of germs. But light in the right wavelength also makes an enormous contribution to fighting viruses. UV-C light can eliminate 99.9 percent of viruses and bacteria on surfaces, in the air and in drinking water. As one of the world's leading manufacturers, Osram Opto Semiconductors now enables particularly small and robust disinfection applications with its LEDs, while also driving the industrialization of these special light sources forward. The Oslon UV 3636 marks the beginning of a comprehensive portfolio in the UV-C LED sector. Read more »

New Calibration Standards in the UV A/B/C Range

UV radiation encompasses a very wide wavelength spectrum between 10 and 400 nm and is subdivided in ISO Standard 21348 into three ranges. The UVC range between 100 and 280 nm is currently extremely relevant for air and water disinfection for combating COVID-19. Since the outbreak of the pandemic this has been manifested, among other things, in a sharp increase in the demand for UVC light sources. Read more »

SSL | Components | UV | UV-Modules | Disinfection | Dec 01, 2020

LightLab Sweden's New UV Light Disinfection Technology Outperforms Conventional UV-Technology

Swedish cleantech company LightLab Sweden is introducing a new UVC disinfection technology called PureFize®, proven to inactivate bacteria and viruses, among them SARS-CoV-2. To test its effectiveness, LightLab Sweden partnered with SAES Group and the University of Siena, Italy. To proof the effectiveness, a prototype of a consumer product has been designed. It shows that PureFize can be used to inactivate any SARS-CoV-2 presence (>99.9999%) on items that consumers use every day. The results will be submitted for publication in the International Journal of Public Health. Read more »

Porotech Launches Groundbreaking Micro-LED Product

University of Cambridge spin-out Porotech has today announced the launch of its first product based on its breakthrough gallium nitride (GaN) production technique that is set to transform the electronics industry. The company has launched the world's first commercial native red LED epiwafer for micro-LED applications. Read more »

LED Technology Shines the Light on Ovarian Cancer Treatment

Scientists estimate that nearly 60% of all cancer patients do not respond effectively to chemotherapy treatments. Even worse – many of those same patients experience toxic and sometimes deadly side effects. Now, a Purdue University scientist and entrepreneur is working to use simple LED light to help determine if certain chemotherapy options will work for specific patients. Read more »

SSL | UV | UV-C | UV-Modules | Disinfection | Oct 23, 2020

Higher-Performance UV-C Solutions from Lumitronix Feature Nichia's New NCSU334B UVC LED

Following the successful introduction of the first UVC LED modules in August 2020, LED expert Lumitronix from Hechingen is expanding the existing concept of linear module solutions with three new, more powerful versions. These are as well mainly addressed to professional customers who are trained in handling UV-C radiation and can ensure a risk-free application. Read more »

SSL | Components | UV | UV-Modules | Curing | Oct 21, 2020

New DELOLUX 504 UV LED Lamp Speeds up Adhesive Curing

DELO has introduced a new LED lamp for curing UV adhesives. The spot light source DELOLUX 504 features the latest generation of UV LEDs, achieving three times the intensity of the previous model. It was developed for high-speed production in the electronics and automotive industries that require small areas to be irradiated and equipment to be easily integrated into existing systems. Read more »

SSL | Systems + Applications | UV | UV-C | Disinfection | Oct 16, 2020

Energy Focus Launches Advanced UV-C Disinfection Product Portfolio Offering Airborne and Surface Disinfection Solutions

Energy Focus, a leader in sustainable LED lighting and human-centric lighting ("HCL") technologies, today launches a portfolio of germicidal UV-C Disinfection ("UVCD") products, with advanced, patent-pending technologies designed to destroy 99.9+ percent* of various pathogens, including influenza and coronaviruses such as SARS and SARS-CoV-2, in the air or on surfaces to improve indoor hygiene and sanitation. Three initial products – nUVo™, abUV™, and mUVe™ -- complement each other to meet the needs of air and surface disinfection for commercial, industrial and residential indoor environments. The products are available for pre-order on the Company's e-commerce website, through its internal salesforce and distribution channel partners, and deliveries are expected to start during the first quarter of 2021. Read more »

Nexperia Launches Industry-First LED Drivers in DFN Package with Side-Wettable Flanks

Nexperia, the expert in essential semiconductors, today announced a new range of LED drivers in the space-saving DFN2020D-6 (SOT1118D) package. This case style features side-wettable flanks (SWF) which facilitate the use of AOI (automated optical inspection), and improve reliability. This is the first time LED drivers have been available in this beneficial package. The new leadless devices join Nexperia's wide range of LED drivers in leaded packages offering equivalent performance yet reducing PCB space by up to 90% compared to SOT223. Read more »

Osram Presents the World's Smallest Broadband IR LED for Spectroscopy Applications

Is the shirt on the shelf really made of 100% cotton? Does the apple in the supermarket only look delicious, or is it spoiled and vitamin deficient? A closer look at the molecular structure provides the answers to these questions. Near-infrared spectroscopy makes that possible. For many years, Osram Opto Semiconductors has been a leader in the development of compact and particularly powerful broadband infrared emitters for spectroscopy. In addition to the broad wavelength range, the energy efficiency of the integrated components is essential to system manufacturers, as are the compact dimensions. Osram's Oslon P1616 SFH 4737 combines these properties and offers even further benefits for customers. This product will soon make mobile spectroscopy solutions a reality. Read more »

SSL | UV | UV-C | Systems + Applications | Water-Purification | Sep 28, 2020

PearlAqua Deca™, World's First UV-C LED Point-of-Entry System Hits the Water Treatment Market

AquiSense Technologies, the world leader in ultraviolet (UV) LED water disinfection systems, is happy to announce it has launched the PearlAqua Deca™, the first UV LED disinfection system designed for the point-of-entry residential, commercial and light industrial markets. The PearlAqua Deca offers operational benefits specific to LEDs, including intermittent flow management, mercury free, and low cost of ownership. Read more »

SSL | Components | CoB LEDs | UV-LEDs | UV-C | Displays | Sep 11, 2020

Stanley Electric Proves 99.9% Inactivation of SARS-CoV-2 for 265 nm UV-C LED in Mass Production

Stanley Electric Co., Ltd. announced that their recently released 265 nm UV-C LED is in mass production and its effectivity to fight SARS-CoV-2 has been tested in cooperation with the Yamaguchi-University by Dr. Daisuke Hayasaka and Dr. Hiroshi Shimoda. As a result of the conducted evaluation test, Stanley Electric has confirmed high effectiveness of virus inactivation (inability to multiply) of SARS-CoV-2（the virus that causes COVID-19）using their 265 nm UVC LED. Read more »

SSL | UV | UV Measurement | UV-C | Sep 11, 2020

Gigahertz-Optik UVC Radiometer for Germicidal UV Sources Including 222 nm Excimer Lamps

The new X1-1-UV-3727 radiometer is designed to accurately measure the far-UVC irradiance or dose produced by 222 nm excimer lamps. This is in addition to the measurement of other germicidal UV source types including low pressure Hg lamps and UV LEDs. Each meter has a wide dynamic range and is supplied with a traceable calibration certificate from the ISO-17025 accredited Gigahertz-Optik laboratory. Read more »

Seoul Viosys Violeds Module that Sterilizes 99.9% of Coronavirus in 3 Seconds in Mass Production

Seoul Viosys, a leading compound semiconductor solution provider, announced that it has developed an optimal module designed to sterilize 99.9% of the coronavirus in 3 seconds using "Violeds", a UV LED technology, and started mass production. Along with this, Seoul Viosys is developing a so-called "Photon Shower" product that is applied with this technology to contribute to the safety of medical staff and patients who have been struggling amid COVID-19 pandemic. Read more »

Lextar Releases New I-Mini LED Modules Covering TV and Automotive Applications

Lextar unveils a full series of I-Mini Blue LED backlighting products adopting 3 key technologies including COB, DOB and mini lens array. Products can be applied to TV, monitor, laptop, automotive display and chartplotter; some of which have been mass produced and delivered to customers. This ensures Lextar's leading position in mini LED backlighting market. Read more »

NICHIA LEDs with Tinted Encapsulation Boost Contrast in Outdoor Video Displays

Building on over 25 years of LED manufacturing expertise dedicated to the video display market, Nichia announces NSSM332B – the newest addition to its surface-mount (SMD) LED portfolio. The NSSM332B is an innovative three-cavity, 2828 package design (dimensions: 2.8x2.8x2.5 mm) with tinted encapsulation to provide enhanced contrast to outdoor screens. The unique design takes full advantage Nichia's latest die and packaging technology, and offers increased brightness and efficacy to complement the high-contrast properties. For an 8 mm pitch display at 7,000 Nit, the NSSM332B has an estimated power dissipation of only 26.6 mW, which is greater than 50% savings in energy, compared to a typical black package. Read more »