John Oncea
John Oncea is the Editor of RF Globalnet and Photonics Online.
ARTICLES BY JOHN ONCEA
-
![GettyImages-1492698342]( "How Optical Coherence Tomography Is Helping Shape The Future Of Photonics")
How Optical Coherence Tomography Is Helping Shape The Future Of Photonics8/18/2025OCT is a noninvasive imaging method that uses reflected light to create pictures of the back of your eye. It helps eye care providers diagnose and manage common eye diseases, and its popularity is helping shape the future of photonics.
-
![GettyImages-177339031]( "How Spectroscopy Could Help Find Life Outside Our Solar System")
How Spectroscopy Could Help Find Life Outside Our Solar System8/12/2025Spectroscopy lets us decode the atmospheres of distant exoplanets for biosignatures like oxygen, methane, and dimethyl sulfide, advancing the search for alien life.
-
![GettyImages-1151155454]( "What's Driving The Future Of Optical Networking")
What's Driving The Future Of Optical Networking8/7/2025Fiber optics has grown from a small experiment to a reliable resource for networking, and its development into how we use it today is an interesting tale.
-
![GettyImages-1214117746]( "How Multimodal Imaging Is Reshaping Photonics Engineering")
How Multimodal Imaging Is Reshaping Photonics Engineering8/5/2025Multimodal imaging dominates photonics engineering interest in 2025, offering broader applications and faster innovation cycles compared to specialized cryo-EM.
-
![GettyImages-2217505892-AI-artificial-intelligence]( "AI's New Era For Raman And Vibrational Analysis")
AI's New Era For Raman And Vibrational Analysis7/29/2025Deep learning is transforming computational spectroscopy, delivering unprecedented speed, precision, and automation in material and molecular analysis, as recent academic breakthroughs reveal.
-
![GettyImages-847759148]( "Optogenetics And Photopharmacology: Controlling Cellular Activity With Light")
Optogenetics And Photopharmacology: Controlling Cellular Activity With Light7/25/2025Optogenetics and photopharmacology are both light-based techniques used to control cellular activity with high precision, offering unprecedented spatiotemporal resolution in manipulating biological processes.
-
![Light Emitting Diode (LED) GettyImages-135195605]( "LEDs As Enablers Of Precision And Innovation In Machine Vision")
LEDs As Enablers Of Precision And Innovation In Machine Vision7/22/2025LEDs drive efficiency, precision, and adaptability in machine vision and industrial automation, with emerging smart, spectral, and AI-integrated lighting innovations.
-
![Clock in a whirlpool-GettyImages-1201590905]( "Strontium In Space: The Next Leap In Atomic Clock Technology")
Strontium In Space: The Next Leap In Atomic Clock Technology7/18/2025NASA’s OASIC uses photonics-based strontium ion trapping to enable ultra-precise optical atomic clocks, essential for autonomous navigation and lunar time networks.
-
![GettyImages-506435716 camera lens]( "Harnessing High-Speed Thermography In Harsh And Dynamic Fields")
Harnessing High-Speed Thermography In Harsh And Dynamic Fields7/15/2025High-speed thermal cameras enable real-time capture of rapid temperature changes in extreme conditions, advancing safety and research in energy, industry, and aerospace.
-
![GettyImages-1438294053]( "Optical Hardware And Intelligent Systems Powering Industry 4.0")
Optical Hardware And Intelligent Systems Powering Industry 4.07/9/2025Optical hardware and intelligent systems are revolutionizing automated manufacturing, enabling real-time data, seamless integration, and smarter Industry 4.0 factories.
