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    <title>Photonics Spectra</title>
    <description>This is the syndication feed for Photonics Spectra.</description>
    <link>https://www.photonics.com/</link>
    <lastBuildDate>Sat, 06 Jun 2026 02:11:07 GMT</lastBuildDate>
    <pubDate>Fri, 05 Jun 2026 07:00:00 GMT</pubDate>
    <ttl>1800</ttl>
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        <title>Hamamatsu Photonics, NKT Photonics, Yaqumo Collaborate on Quantum Computing: Week in Brief: 6/5/26</title>
        <description><![CDATA[<img src="https://www.photonics.com/images/Web/Articles/2026/6/4/thumbnail_72300.5.26_hamamatsu_web.jpg" width="400" height="240" alt="Hamamatsu Photonics, NKT Photonics, Yaqumo Collaborate on Quantum Computing: Week in Brief: 6/5/26" style="width: auto; max-height: 500px;" /><br />Hamamatsu Photonics and its subsidiary, NKT Photonics, entered into a memorandum of understanding with Yaqumo, a developer of neutral-atom quantum computers. The companies will collaborate on the R&amp;D and industrialization of advanced photonic systems for cold-atom-based quantum computing. In addition, the three companies aim to establish a global supply chain to support these efforts. <br /> <br /> Representatives from Hamamatsu, NKT Photonics, Yaqumo, and the governments of Denmark and Japan gathered to formalize the cooperation. (From left) Jingo Kikukawa, director-general of the Innovation and Environment Bureau at the Ministry of Economy, Trade and Industry; Tadashi Maruno; president of Hamamatsu Photonics; Kazuhiro Nakashoji, CEO of...]]></description>
        <link>https://www.photonics.com/Articles/Hamamatsu-Photonics-NKT-Photonics-Yaqumo/p5/a72300</link>
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        <pubDate>Fri, 05 Jun 2026 07:00:00 GMT</pubDate>
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        <title>Atomic Clock Developer Quantx Labs Secures Investments</title>
        <description><![CDATA[Quantx Labs, a company developing quantum sensing for applications including positioning, navigation, and timing, has secured a seed funding round led by Serendipity Capital, which invested $5 million into the precision timekeeping company. To support the company&rsquo;s next phase of growth, Serendipity Capital&rsquo;s partner and co-founder Anton Jerga will join QuantX Labs&rsquo; board of directors. <br /> <br /> Quantx Labs' technology platform represents a major advance in how precisely time can be measured, the company said. Its optical atomic clocks are up to 10 to 100&times; more stable than existing systems, while also being smaller, portable, and more robust. This step change enables critical systems such as GPS and navigation, advanced...]]></description>
        <link>https://www.photonics.com/Articles/Atomic-Clock-Developer-Quantx-Labs-Secures/p5/a72301</link>
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        <pubDate>Fri, 05 Jun 2026 07:00:00 GMT</pubDate>
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        <title>Quantinuum Makes Nasdaq Debut</title>
        <description><![CDATA[Shares of Quantinuum Inc. began trading on the Nasdaq Global Market yesterday under the ticker symbol "QNT." The company announced the pricing of its upsized public offering of 28 million Class A common stock at a price to the public of $60 per share. <br /> <br /> Quantinuum granted the underwriters a 30-day option to purchase up to an additional 4.2 million shares of its Class A common stock to cover over-allotments at the initial public offering price, less underwriting discounts and commissions. <br /> <br /> The offering is expected to close today, subject to customary closing conditions. <br /> <br /> Last year, Quantinuum secured approximately $600 million in funding, led by Honeywell, while attracting NVIDIA&rsquo;s NVentures venture capital and...]]></description>
        <link>https://www.photonics.com/Articles/Quantinuum-Makes-Nasdaq-Debut/p5/a72299</link>
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        <pubDate>Fri, 05 Jun 2026 07:00:00 GMT</pubDate>
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        <title>Single Atom Used to Image Below Diffraction Limit</title>
        <description><![CDATA[<img src="https://www.photonics.com/images/Web/Articles/2026/6/3/thumbnail_72297.jpg" width="900" height="540" alt="Single Atom Used to Image Below Diffraction Limit" style="width: auto; max-height: 500px;" /><br />Researchers have developed an optical microscopy technique that uses a single ultracold atom trapped in optical tweezers as a camera. Called the "Atom Camera," the technique visualizes not only light intensity distributions but also polarization distributions. It has a high spatial resolution below 100 nm. <br /> <br /> Its developers, led by assistant professor Takafumi Tomita at the Institute for Molecular Science at the National Institutes of Natural Sciences (Japan), expect the method to be useful in quantum computing and other emerging quantum technologies. In the work, a single atom trapped by an optical tweezer was successfully utilized as a scanning probe to image the fine structures of intensity and polarization distributions of light...]]></description>
        <link>https://www.photonics.com/Articles/Single-Atom-Used-to-Image-Below-Diffraction-Limit/p5/a72297</link>
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        <pubDate>Thu, 04 Jun 2026 07:00:00 GMT</pubDate>
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        <title>Fiber Optic Components Enable 2-µm Thulium Fiber Lasers</title>
        <description><![CDATA[<img src="https://www.photonics.com/images/Web/Articles/2026/6/3/thumbnail_72298.jpg" width="700" height="464" alt="Fiber Optic Components Enable 2-&#181;m Thulium Fiber Lasers" style="width: auto; max-height: 500px;" /><br />Laser systems operating in the 2-&mu;m wavelength range open diverse opportunities in medical technology, agriculture, and plastics processing. In the Eurostars project DECOMP, Laser Zentrum Hannover e.V. (LZH) has developed novel fiber optic components that overcome previous technical barriers. <br /> <br /> Thulium-doped fiber lasers operate at a wavelength of ~2 &mu;m, making them particularly well-suited for applications where conventional lasers reach their limits. However, commercially available laser sources that simultaneously offer high beam quality, sufficient laser power, and the necessary reliability in quasi-continuous-wave operation at power levels around 1 kW have been lacking. <br /> Fiber optic components based on specialty fibers,...]]></description>
        <link>https://www.photonics.com/Articles/Fiber-Optic-Components-Enable-2-m-Thulium-Fiber/p5/a72298</link>
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        <pubDate>Thu, 04 Jun 2026 07:00:00 GMT</pubDate>
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        <title>SEALSQ Acquires Miraex SA</title>
        <description><![CDATA[SEALSQ, a subsidiary of post-quantum semiconductor and cybersecurity company WISeKey International, has acquired Miraex SA, a developer of photonic quantum interconnect solutions headquartered in Switzerland. <br /> <br /> According to SEALSQ, the acquisition is a defining step in the evolution of SEALSQ&rsquo;s quantum sovereign vertical stack, the company&rsquo;s "root-to qubit" architecture encompassing the full spectrum of quantum technology from quantum-resistant semiconductors to orbital space infrastructure. The acquisition further represents an acceleration of the Quantum Orbital Space Cloud (QOSC) program, which is SEALSQ&rsquo;s flagship initiative to deploy quantum-secure infrastructure across low Earth orbit and beyond. The...]]></description>
        <link>https://www.photonics.com/Articles/SEALSQ-Acquires-Miraex-SA/p5/a72296</link>
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        <pubDate>Wed, 03 Jun 2026 07:00:00 GMT</pubDate>
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        <title>Oxxius Appoints General Manager: People in the News: 6/3/26</title>
        <description><![CDATA[<img src="https://www.photonics.com/images/Web/Articles/2026/6/2/thumbnail_72293.3.26_gibbs_web.jpg" width="400" height="302" alt="Oxxius Appoints General Manager: People in the News: 6/3/26" style="width: auto; max-height: 500px;" /><br />Oxxius, a designer, developer, and manufacturer of high-performance lasers and combiners, appointed Scott Gibbs general manager. Gibbs has expertise in operations, manufacturing, engineering, and management. He previously served as director of operations at IBM&rsquo;s photomask facility. Additionally, Gibbs worked as director of engineering at GLOBALFOUNDRIES and spent seven years at Chroma Technology Corp. as manufacturing and quality engineering manager. <br /> Scott Gibbs. Courtesy of Oxxius. <br /> MASSY, France &mdash; Quandela, a photonic quantum computing company, appointed Cyril Dujardin COO, Michel Zecri vice president of industrialization and Michel Paulin chairman of the board. Dujardin has more than 25 years of experience in deeptech,...]]></description>
        <link>https://www.photonics.com/Articles/Oxxius-Appoints-General-Manager-People-in-the/p5/a72293</link>
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        <pubDate>Wed, 03 Jun 2026 07:00:00 GMT</pubDate>
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        <title>European Consortium Aims to Miniaturize QKD Tech</title>
        <description><![CDATA[<img src="https://www.photonics.com/images/Web/Articles/2026/6/2/thumbnail_72294.jpg" width="700" height="466" alt="European Consortium Aims to Miniaturize QKD Tech" style="width: auto; max-height: 500px;" /><br />Quantum Optics Jena, the Germany-based quantum optics and photonics research hub, is leading an initiative to combine integrated photonics and quantum communications to enhance the cybersecurity of German ICT fiber networks, particularly for data centers and campus networks. The three-year collaborative project "Photonically Integrated Polarisation Analysis Module with Single-Photon Processing," or "PIC-PAM," will specifically work to make quantum-secure communications smaller, cheaper, and easier to deploy by integrating core quantum key distribution (QKD) functions into compact modules. <br /> <br /> The project is supported and co-financed by the German State of Th&uuml;ringen and the European Union, and include contributions from AIM Micro...]]></description>
        <link>https://www.photonics.com/Articles/European-Consortium-Aims-to-Miniaturize-QKD-Tech/p5/a72294</link>
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        <pubDate>Wed, 03 Jun 2026 07:00:00 GMT</pubDate>
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        <title>Photonics is Pacing AI’s Prolific Growth</title>
        <description><![CDATA[<img src="https://www.photonics.com/images/Web/Articles/2026/4/23/thumbnail_72170.jpg" width="750" height="264" alt="Photonics is Pacing AI’s Prolific Growth" style="width: auto; max-height: 500px;" /><br />AI is no longer a niche computational domain; it has become a defining force reshaping global digital infrastructure. From large language models to real-time inference at the edge, AI workloads are pushing data centers beyond traditional design limits.<br /> <br /> As a result, the underlying architecture of compute, memory, and networking is undergoing rapid transformation. While much of the public focus has been on GPUs and accelerators, a slightly less-visible but equally critical enabler sits at the core of this shift: advanced laser and photonics technologies.<br /> <br /> The bandwidth challenge<br /> <br /> AI foundation model training and inference are entering the giga-scale era. These workloads are fundamentally different from conventional cloud...]]></description>
        <link>https://www.photonics.com/Articles/Photonics-is-Pacing-AIs-Prolific-Growth/p5/a72170</link>
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        <pubDate>Tue, 02 Jun 2026 12:51:00 GMT</pubDate>
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        <title>AI goes medieval on translating</title>
        <description><![CDATA[<img src="https://www.photonics.com/images/Web/Articles/2026/5/26/thumbnail_72275.jpg" width="750" height="673" alt="AI goes medieval on translating" style="width: auto; max-height: 500px;" /><br />Modern AI technology has found its way into the Byzantine Empire, unlocking the ability to decipher medieval Greek. This language bridged the transition between ancient Greek and modern Greek, spanning the era from 600 to 1500 A.D. This new ability to understand these ancient texts can help us to better understand historical facts and culture, offering new insights into that age. Since medieval Greek is difficult to read, an AI optical character recognition (OCR) engine was used to decipher the language. Finally, we can read a firsthand account of the Siege of Thessalonica (good for Ottoman Empire enthusiasts).<br /> <br /> Just like deciphering your doctor&rsquo;s handwriting can feel like it requires some sort of cryptex, trying to read medieval...]]></description>
        <link>https://www.photonics.com/Articles/AI-goes-medieval-on-translating/p5/a72275</link>
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        <pubDate>Tue, 02 Jun 2026 09:29:00 GMT</pubDate>
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        <title>The road less traveled</title>
        <description><![CDATA[<img src="https://www.photonics.com/images/Web/Articles/2026/5/22/thumbnail_72268.jpg" width="228" height="312" alt="The road less traveled" style="width: auto; max-height: 500px;" /><br />Photonics is expanding by all the most obvious measures. The number and diversity of technologies driving growth in this field have reached an all-time high, and emerging markets are booming, leading to increased interest in photonics globally as well as sustained momentum in key geographic and technology hotbeds.<br /> <br /> But in contrast to the broader-than-ever swath of technologies and markets that are now influencing photonics&rsquo; growth, the road that corporations must travel to ascend to the top of the industry remains rather narrow. Consequently, many leading photonics firms have shared histories.<br /> <br /> Lumentum and Coherent are this industry&rsquo;s most obvious examples. Independent of NVIDIA&rsquo;s $2 billion investment in each...]]></description>
        <link>https://www.photonics.com/Articles/The-road-less-traveled/p5/a72268</link>
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        <pubDate>Tue, 02 Jun 2026 07:17:00 GMT</pubDate>
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        <title>Scottish Firm Seeks to Commercialize Laser Advance that Bypasses Manual Calibration</title>
        <description><![CDATA[<img src="https://www.photonics.com/images/Web/Articles/2026/6/1/BIZ_Laser_Advance_Opens_Manufacturing_Bottleneck_WEB.jpg" width="580" height="590" alt="Scottish Firm Seeks to Commercialize Laser Advance that Bypasses Manual Calibration" style="width: auto; max-height: 500px;" /><br />A technology created by a team Heriot-Watt University is set to upend one of the most stubborn chokepoints in modern engineering. The scientists have developed a laser-based process that builds alignment directly into optical glass components, removing the painstaking manual calibration that currently accounts for more than half of all photonics production costs.<br /> <br /> FreeForm Photonics, A Heriot-Watt spinout is working to commercialize the technology. The researchers and affiliated company believe the solution delivers a manufacturing pathway that is faster, cheaper, and precise to sub-micron tolerances, a scale far smaller than the width of a human hair. It also removes the complexity that has long made photonics systems prohibitively...]]></description>
        <link>https://www.photonics.com/Articles/Scottish-Firm-Seeks-to-Commercialize-Laser/p5/a72291</link>
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        <pubDate>Tue, 02 Jun 2026 07:00:00 GMT</pubDate>
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        <title>Beryllium Offers a Far-Reaching Alternative to Optical Glass Mirrors</title>
        <description><![CDATA[<img src="https://www.photonics.com/images/Web/Articles/2026/4/23/thumbnail_72176.jpg" width="750" height="592" alt="Beryllium Offers a Far-Reaching Alternative to Optical Glass Mirrors" style="width: auto; max-height: 500px;" /><br />Glass remains the preferred material for most optical mirrors today. But for specialized applications, beryllium, aluminum, copper, molybdenum, silicon, and other materials and alloys are finding expanded use. Optical designers and engineers select the preferred mirror substrate based on the target application, as well as the design complexities of the component to be fabricated. These complexities, combined with considerations for the size and environment (such as temperature extremes) of the optic, make determining the optimal substrate as consequential in the design stage as in the ultimate application.<br /> <br /> It is also imperative to select a mirror and housing, or mount, with a similar coefficient of thermal expansion (CTE). This...]]></description>
        <link>https://www.photonics.com/Articles/Beryllium-Offers-a-Far-Reaching-Alternative-to/p5/a72176</link>
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        <pubDate>Tue, 02 Jun 2026 07:00:00 GMT</pubDate>
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        <title>Invisix, ASML Spinout, Raises $23M to Advance X-ray Lithography Platform</title>
        <description><![CDATA[Semiconductor metrology company Invisix has raised a &euro;20 million ($23.3) seed round. The funding will be used to grow the Invisix team, accelerate development of a first shippable system, and support customer demonstrations at a new cleanroom in Eindhoven, Netherlands. <br /> <br /> Founded by ASML alumni and Ph.D. physicists CEO Christina Porter and CTO Sietse van der Post, Invisix has developed a high-throughput metrology alternative using a soft x-ray light source. The technology overcomes a critical bottleneck: As semiconductor devices become increasingly complex, optical measurement tools can no longer see inside. <br /> <br /> Invisix&rsquo;s system uses high harmonic generation (HHG) to excite noble-gas atoms into a high-energy state. The...]]></description>
        <link>https://www.photonics.com/Articles/Invisix-ASML-Spinout-Raises-23M-to-Advance/p5/a72290</link>
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        <pubDate>Tue, 02 Jun 2026 07:00:00 GMT</pubDate>
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        <title>In Fiber Joining and Alignment, Precision Equipment and Optimized Techniques Top the List of Best Practices</title>
        <description><![CDATA[<img src="https://www.photonics.com/images/Web/Articles/2026/4/8/thumbnail_72125.jpg" width="750" height="559" alt="In Fiber Joining and Alignment, Precision Equipment and Optimized Techniques Top the List of Best Practices" style="width: auto; max-height: 500px;" /><br />Optical communication forms the backbone of modern technology. Data volume is increasing constantly. Emerging applications such as AI and quantum computing underscore and drive this growth.<br /> <br /> The pressure point today is the production of the components used in communication networks and data centers, which must evolve to meet strongly ramping demand.<br /> <br /> Meeting the objective<br /> <br /> In the production chain of network and data center components, the attachment of optical fibers to chips, lasers, and detectors presents a crucial step. These fibers require specific handling, given their fragility and the ease with which they can be damaged. Further, the core of the fibers used in this production process has a diameter of only 9 &micro;m,...]]></description>
        <link>https://www.photonics.com/Articles/In-Fiber-Joining-and-Alignment-Precision/p5/a72125</link>
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        <pubDate>Mon, 01 Jun 2026 07:00:00 GMT</pubDate>
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        <title>Transparent Ceramics Offer a View of Untapped Optical Potential</title>
        <description><![CDATA[<img src="https://www.photonics.com/images/Web/Articles/2026/5/4/thumbnail_72206.jpg" width="750" height="434" alt="Transparent Ceramics Offer a View of Untapped Optical Potential" style="width: auto; max-height: 500px;" /><br />A mature technology, transparent ceramics are firmly established as a leading option for certain optical components such as windows and domes. In addition to meeting necessary performance standards for optical transparency and resistance to wear and corrosion, these rugged polycrystalline materials also offer optical designers and engineers a high level of flexibility. These advantageous qualities have collided head-on with a stark rise in applications that call for functional photonic components made from materials beyond the bounds of traditional glasses, resins, and synthetic single crystals.<br /> <br /> <br /> The prototype LISA telescope undergoes post-delivery inspection in a darkened NASA Goddard cleanroom. The telescope optics are made from...]]></description>
        <link>https://www.photonics.com/Articles/Transparent-Ceramics-Offer-a-View-of-Untapped/p5/a72206</link>
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        <pubDate>Mon, 01 Jun 2026 07:00:00 GMT</pubDate>
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        <title>Faster than a Speeding Electron</title>
        <description><![CDATA[<img src="https://www.photonics.com/images/Web/Articles/2026/5/4/thumbnail_72207.jpg" width="750" height="535" alt="Faster than a Speeding Electron" style="width: auto; max-height: 500px;" /><br />One must act fast to truly understand the fundamental properties of a molecule or material, including how it interacts with light or electromagnetic forces. Accordingly, ultrafast lasers that generate femtosecond-duration coherent light pulses have provided researchers with a powerful tool for probing molecular and even atomic-scale phenomena. The insights enabled by these light sources span various fields of physics, chemistry, and biology.<br /> <br /> <br /> Courtesy of EKSPLA. <br /> A femtosecond is startlingly brief: just one-quadrillionth of a second. But some particles remain indistinguishable blurs at the femtosecond scale and require even faster analysis &mdash; 1000&times; faster, for some particles. &ldquo;Femtochemistry looks at the motion of...]]></description>
        <link>https://www.photonics.com/Articles/Faster-than-a-Speeding-Electron/p5/a72207</link>
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        <pubDate>Mon, 01 Jun 2026 07:00:00 GMT</pubDate>
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        <title>SWIR Imaging Takes Flight in the Commercially Driven 'New Space' Era</title>
        <description><![CDATA[<img src="https://www.photonics.com/images/Web/Articles/2026/4/15/thumbnail_72146.jpg" width="750" height="514" alt="SWIR Imaging Takes Flight in the Commercially Driven &#39;New Space&#39; Era" style="width: auto; max-height: 500px;" /><br />Shortwave infrared (SWIR) imaging provides high spectral detail in the 900- to 2500-nm range, an invaluable method for the identification and quantification of various materials that supports a range of applications across the industrial, environmental, and research sectors. In the dozen years since the 2014 launch of WorldView-3 &mdash; the first commercial satellite to deploy eight-band SWIR imaging &mdash; the technology has made inroads in several Earth observation markets. These include climate monitoring, precision agriculture, maritime tracking, and mining exploration and discovery. The SWIR wavelengths are deployed to detect and image, for example, methane in the atmosphere, forest fires, and mineral deposits on Earth.<br /> <br /> <br /> The...]]></description>
        <link>https://www.photonics.com/Articles/SWIR-Imaging-Takes-Flight-in-the-Commercially/p5/a72146</link>
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        <pubDate>Mon, 01 Jun 2026 07:00:00 GMT</pubDate>
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        <title>Soliton Microcombs Enable Ultrahigh-Speed Data Rates in THz Regime</title>
        <description><![CDATA[<img src="https://www.photonics.com/images/Web/Articles/2026/5/29/thumbnail_72287.jpg" width="700" height="394" alt="Soliton Microcombs Enable Ultrahigh-Speed Data Rates in THz Regime" style="width: auto; max-height: 500px;" /><br />High-speed, wireless 6G systems will require carriers that support high-frequency bandwidths. Currently, photonic terahertz (THz) transmitters, which are expected to play a central role in 6G communications, remain below 350&thinsp;GHz due to phase noise and power limitations. <br /> <br /> To achieve broadband transmission above 350 GHz in the THz regime, researchers at Tokushima University developed a system that combines high-order modulation techniques with fiber-coupled microcombs. The core of the system is a compact soliton microcomb device with a fiber-coupled microresonator. Optical frequency combs generated in the microresonator are used to produce low-noise THz signals via photomixing. The system leverages the high frequency stability...]]></description>
        <link>https://www.photonics.com/Articles/Soliton-Microcombs-Enable-Ultrahigh-Speed-Data/p5/a72287</link>
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        <pubDate>Mon, 01 Jun 2026 07:00:00 GMT</pubDate>
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        <title>Observable Space Raises $90M, Secures $94M Contract</title>
        <description><![CDATA[Observable Space, a full-stack, vertically-integrated space technology company advancing laser communications, ground-based optical sensing, and in-space systems, secured a $94 million sole-sourced Indefinite Delivery, Indefinite Quantity (IDIQ) award from the U.S. Space Force. The award is part of the Department of Defense&rsquo;s Accelerate the Procurement and Fielding of Innovative Technologies (APFIT) program to augment existing Space Domain Awareness capabilities via expeditionary, off-grid optical ground sensing stations. <br /> <br /> Observable Space has also closed a $90 million series A funding round. The investment will be used to accelerate laser communication partnerships, scale its in-space systems, and expand its international...]]></description>
        <link>https://www.photonics.com/Articles/Observable-Space-Raises-90M-Secures-94M/p5/a72286</link>
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        <pubDate>Mon, 01 Jun 2026 07:00:00 GMT</pubDate>
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