hollow core fiber

Researchers at the University of Southampton, working with Microsoft Azure Fibre engineers, have demonstrated a hollow‑core optical fiber that sets a new laboratory record for low attenuation and promises markedly lower latency and higher spectral capacity than conventional silica single‑mode...

Microsoft’s move to outsource hollow‑core fiber (HCF) production to established glass and fiber manufacturers marks a key inflection point for a technology that has long promised dramatic gains in latency, bandwidth and energy efficiency for cloud and AI workloads. Over the last week Microsoft...

Microsoft’s manufacturing partnerships with Corning and Heraeus to produce hollow‑core fibre (HCF) for the Azure fleet mark a turning point in how hyperscalers plan, build, and scale their optical backbones—moving a laboratory curiosity into industrial reality and setting the stage for...

Corning will manufacture Microsoft’s Hollow Core Fiber for Azure at scale, adding a major industrial partner to the cloud giant’s bid to remake the physical underpinnings of low‑latency AI and cloud networking worldwide. Background Microsoft’s effort to commercialize hollow core fiber (HCF) for...

Microsoft’s latest lab demos show microfluidics — routing liquid through microscopic channels etched into silicon — moving from academic curiosity toward practical tooling for the next generation of AI hardware, a test that promises to reduce cooling overhead, enable higher chip density, and...

The hollowing-out of fiber optics just passed an important milestone: a research team tied to Microsoft and the University of Southampton has reported a hollow‑core optical fiber design that both lowers signal loss below the long‑standing practical floor for silica fiber and propagates light...

Microsoft’s Azure Fibre R&D team — working with researchers from the University of Southampton and the Lumenisity spin‑out — has published results showing a hollow‑core (air‑cored) optical fiber with record low attenuation of 0.091 dB/km at 1,550 nm, a broad low‑loss spectral window, and...

Microsoft’s move into hollow‑core optical fiber signals a potential inflection point for high‑speed networking: lab and limited field results show an air‑core design with measured attenuation as low as 0.091 dB/km at 1,550 nm, a substantially lower loss than the practical floor of modern silica...

Microsoft and the University of Southampton have published what the teams describe as a watershed result in optical communications: a hollow‑core optical fiber with measured attenuation of 0.091 dB/km at 1,550 nm, a performance level that — if reproduced in production volumes and field...

The MacRobert Award stands not just as a symbol of British engineering distinction but as a crucible for innovation with transformative, real-world impact. As anticipation builds toward the announcement of the 2025 winner, the three finalists—Microsoft Azure Fibre, OrganOx’s normothermic organ...

In the relentless race to define the future of the internet’s infrastructure, an esoteric breakthrough has nudged the UK and Microsoft into center stage: hollow core fibre (HCF) technology. Though fibre optic cables are the backbone of today’s digital world, their essential design—glass...