CAMBRIDGE, Mass., Feb. 25, 2019 — In an advancement toward a single photon source for use in quantum computing and communications devices, researchers at the Massachusetts Institute of Technology (MIT) and ETH Zurich showed that individual perovskite quantum dots could be used as a source for individual photons with precisely known and consistent properties, including wavelength. Each photon produced would be indistinguishable from the others, allowing a pair of photons to interact in a phenomenon known as quantum interference.

STELLENBOSCH, South Africa, Feb. 18, 2019 — A pollination biologist from Stellenbosch University is breaking new ground in his field by using quantum dots to track and label individual pollen grains. His novel, low-cost method could enable biologists to track the whole pollination process,...

LOS ALAMOS, N.M., Jan. 15, 2019 — New research at Los Alamos National Laboratory suggests that asymmetrically strained colloidal quantum dots (QDs) can provide stable, blink-free light emission comparable with the light produced by QDs made through more complex processes. The...

BARCELONA, Spain, Dec. 5, 2018 — A composite material that is a strong light emitter as well as an efficient charge conductor — colloidal quantum dot (CQD) LEDs — has been developed by a team at the Institute of Photonic Sciences (ICFO). The nanocomposite system comprising IR CQDs...

CHAMPAIGN, Ill., Nov. 6, 2018 — A new molecular probe, based on the fluorescence in situ hybridization (FISH) technique, uses quantum dots (QDs) instead of fluorescent dyes to illuminate molecules and diseased cells. Developed by a team from the University of Illinois at...

BERLIN, Germany, Oct. 1, 2018 — Using machine learning and computer simulations, the Nano-SIPPE team at Helmholtz-Zentrum Berlin (HBZ) has identified the most important patterns of field distribution in a photonic nanostructure. The numerical method used by the researchers...

TOKYO, Sept. 21, 2018 — A novel photoluminescent, lead-free, zero-dimensional (0D) material, designed by scientists at Tokyo Institute of Technology, could be used to fabricate thin films for quantum dots (QDs) and other nanotechnologies. The fabricated material, Cs3Cu2I5,...

SHEFFIELD, England, July 18, 2018 — Researchers have found a way to generate very rapid single-photon light pulses, a discovery that could be used to secure quantum data transfer. Single-photon pulses offer data security, because any attempt to intercept the data can be detected...

ISTANBUL, July 16, 2018 — Quantum dot (QD) white LEDs that show a luminous efficiency of 105 lm/W have been developed. The QDs are liquid-based and, according to researchers, could help the LEDs achieve an efficiency double that of LEDs that incorporate quantum dots in solid...

Mar 23, 2018 — Quantum dots. QDs. QLED. The presence of quantum dots (QDs) in consumer displays has been on the rise since Sony introduced QD Vision’s edge optic in its 2013 Triluminos TV series. Samsung introduced its super ultrahigh-definition QLED TV two...

VIENNA, March 21, 2018 — A new type of quantum dot (QD) has been developed that allows for more accurate and more widely tunable energy levels of confined electrons. The advance in QD technology combines graphene (a conductive single atomic layer of carbon atoms) and...

DAEJEON, South Korea, Feb. 14, 2018 — Researchers have designed metallic nanostructure substrates that can lower production cost while improving the efficiency of quantum dot (QD) LEDs. For their design, the team exploited the phenomenon of so-called surface plasmonic resonances when...

HOUSTON, Feb. 13, 2018 — Using semiconductor quantum dots (QDs) as a catalyst for light-mediated radical polymerization, materials scientists are exploring a stable and economical method for making polymers that could be used in place of molecular catalysts or expensive...

ZÜRICH, Switzerland, Jan. 16, 2017 — Scientists have discovered why a certain class of nanocrystals — caesium lead halide quantum dots &mdash shines in such bright colors. They have also confirmed that these nanocrystals emit light extremely quickly. Previously studied...

Jan 9, 2018 — Three conferences and two exhibitions make SPIE Photonics West the world’s largest annual event in the industry. From plenary presentations to networking opportunities, this show offers an expansive, comprehensive look at the photonics...

LOS ALAMOS, N.M., Jan. 8, 2017 — A window architecture that uses two different layers of low-cost colloidal quantum dots, tuned to absorb different parts of the solar spectrum, could be used to build double-pane solar windows that generate electricity more efficiently while...

ULSAN, South Korea, Dec. 14, 2017 — Researchers integrated silicon photonic devices with a solid-state single photon emitter, using a hybrid approach that combines silicon photonic waveguides with quantum dots. The silicon photonic waveguides were used for manipulating light, and the...

LOS ALAMOS, N.M., Nov. 17, 2017 — Doping quantum dots (QDs) with additional electrons has been found to cause the specially designed QDs to produce laser light with less stimulation and less energy loss. By adding extra charge carriers to their QDs, researchers from Los Alamos...

RALEIGH, N.C., Nov. 8, 2017 — ; An automated microfluidic technology has been developed containing a spectrographic monitoring module that collects both fluorescent and absorption data. The module can move along the microfluidic channel, collecting data along the way. The...

Nov 1, 2017 — With three conferences — BiOS, LASE and OPTO — and two exhibitions, SPIE Photonics West is the world’s largest annual event for the photonics, laser and biomedical optics industries. And it’s just around the corner —...

Oct 26, 2017 — Photonics production in the U.S is a multibillion dollar industry. Programs such as the American Institute for Manufacturing Integrated Photonics (AIM Photonics), as well as developments in technology are helping to fuel the market. Industrial...

Oct 17, 2017 — Two-dimensional materials such as graphene, as well as composite materials such as the layered semiconductor germanium selenium, could have a big impact on myriad applications. Composite materials that act as a single-photon emitter may be valuable...

LA JOLLA, Calif., August 25, 2017 — A novel proof-of-concept nanosystem for the visualization of tumors generates bright tumor signals by delivering near-infrared quantum dots (QDs) to cancer cells without any toxic effects. The QDs are delivered intravenously into extravascular tumor...

SHANGHAI, Aug. 24, 2017 — A novel approach to carbon quantum dot (CQD) use focuses on the research and design of CQD-modified photocatalysts, specifically on the introduction of CQDs into Bi2WO6 photocatalysts. When tested, the CQD photocatalyst demonstrated strong...