Photoresist, a light-sensitive material, is essential in photolithography for transferring intricate circuit patterns onto semiconductor wafers. This article explores positive vs. negative photoresists, detailing their chemical mechanisms, processing parameters, and performance traits.
Light-emitting structures that curl off the chip surface could enable advanced displays, high-speed optical communications, and larger-scale quantum computers.
Caltech scientists have developed a way to guide light on silicon wafers with low signal loss approaching that of optical fiber at visible wavelengths.
Learn how photonic integrated circuits are reshaping the future of imaging, and why PhotonDelta is inviting engineers to rethink how PICs can tackle imaging challenges of today and power the next generation of innovation.
Learn how photonic integrated circuits are reshaping the future of imaging, and why PhotonDelta is inviting engineers to rethink how PICs can tackle imaging challenges of today and power the next generation of innovation.
Explore the future of photonic-enabled systems, system-level engineering, and join PhotonDelta's challenge to rethink photonic design, integration, and real-world applications.
The increasing use of digital screens has heightened the importance of eye health globally. Optical Coherence Tomography (OCT) offers a non-invasive method to monitor eye conditions.
The Silicon Photomultiplier (SiPM) is transforming optical sensing and LiDAR technology by providing high photon detection efficiency, low noise, and fast response times, enabling greater accuracy and resolution in applications such as autonomous navigation, environmental mapping, and 3D imaging.
Scientists at EPFL and IBM Research have developed a compact optical amplifier based on a photonic chip that vastly outperforms traditional optical amplifiers in both bandwidth and efficiency. This breakthrough could reshape data center interconnects, AI accelerators, and high-performance computing.
In the following interview, Luigi Ghezzi, Technical Marketing Engineer at Hamamatsu, offers a detailed look into the establishment of their innovation awards and the company's aspirations, objectives, and future plans for this significant industry honor.
In this episode, we explore how porous plastic sheets are being used to cool buildings by radiating heat into space and how this could reduce global energy consumption by 10% and CO2 emission by 7%.
The Photonics Innovation Awards 2025 invites a diverse group of participants ranging from nimble startups and original equipment manufacturers (OEMs) to established industry leaders.
An international team of researchers co-led by Akhlesh Lakhtakia, Penn State Evan Pugh University Professor of Engineering Science and Mechanics, developed porous plastic sheets that can lower building temperatures through radiative cooling.