Physics Society - University of Sri Jayewardenepura

15/10/2026

15/10/2026

🎓✨ Celebrating Excellence, Honouring Achievement! ✨

Warmest congratulations to all graduates on the occasion of the 52nd Convocation of the University of Sri Jayewardenepura! ❤️💛

May this milestone mark the beginning of a bright future filled with endless opportunities, remarkable achievements, and new discoveries. Your hard work has brought you this far, and your journey towards greatness continues! 🌟

With heartfelt wishes from the Physics Society, University of Sri Jayewardenepura. ⚛️💙

13/10/2026

NOBEL PRIZE IN PHYSICS 2026 | FRANCIS HALZEN

🔭 What if we could explore the universe using particles that pass through almost everything without being detected?

This is the fascinating idea behind the IceCube Neutrino Observatory — a groundbreaking project that has opened a new window into the universe.

🔹 What is a Neutrino?

A neutrino is an elementary subatomic particle with no electric charge and an extremely small mass. Billions of neutrinos pass through our bodies every second without us noticing.

They are often called “ghost particles” because they interact so weakly with matter that they can travel through planets, stars and vast distances in space with very little interaction.

🔹 Why Are Neutrinos Special?

Unlike electrically charged particles, neutrinos are not deflected by magnetic fields. They can travel across the universe carrying information from their sources, including some of the most energetic and extreme environments in nature.

However, their weak interaction with matter makes them exceptionally difficult to detect. This is one of the greatest challenges in neutrino astronomy.

🔹 The IceCube Neutrino Observatory

Located at the South Pole in Antarctica, IceCube uses approximately one cubic kilometre of transparent ice as a giant particle detector.

Thousands of sensitive optical sensors are embedded deep within the ice. When a neutrino interacts with an atomic nucleus in or near the detector, it can produce charged particles that emit a faint blue light known as *Cherenkov radiation*.

IceCube detects this light and analyses its pattern to estimate the neutrino’s energy and direction. Scientists can then investigate where these cosmic messengers originated.

🔹 Francis Halzen’s Contribution

Professor Francis Halzen, a Belgian-American physicist at the University of Wisconsin–Madison, recognised the potential of Antarctic ice for detecting high-energy neutrinos. He proposed this ambitious idea in 1988 and played a central role in developing the IceCube Neutrino Observatory and bringing together the scientific collaboration behind it.

The observatory detected high-energy neutrinos of astrophysical origin, helping establish neutrino astronomy as a powerful new way to study the universe.

🏆 The Nobel Recognition

The 2026 Nobel Prize in Physics recognises Francis Halzen’s decisive contributions to the IceCube Neutrino Observatory and the discovery of high-energy neutrinos of astrophysical origin.

His work demonstrates how an innovative idea, advanced technology and international scientific collaboration can transform our understanding of the cosmos.

✨ Every new way of observing the universe brings the possibility of discovering something we never knew existed.

📚 Explore the science. Discover the universe.

References & Further Reading
1. The Nobel Prize in Physics 2026 — Official announcement
https://www.kva.se/en/news/the-nobel-prize-in-physics-2026/

2. IceCube Neutrino Observatory* — How the detector works
https://icecube.wisc.edu/science/icecube/

3. What Are Neutrinos?* — IceCube Frequently Asked Questions
https://icecube.wisc.edu/about-us/faq/

4. IceCube and Neutrinos — Neutrino astronomy and scientific background
https://icecube.wisc.edu/outreach/neutrinos/

Written by : Lakmitha Dahanayaka
Designed by : Lakmitha Dahanayaka

09/10/2026

Capturing Moments of Wonder at SciNova2k26! 📸✨

​The Physics Society of the University of Sri Jayewardenepura had an amazing time bringing physics to life at SciNova2k26, organized by Lalith Athulathmudali College, Mount Lavinia! 🔬⚡

​In collaboration with the Institute of Physics Sri Lanka (IPSL), our team showcased interactive experiments, mind-bending demonstrations, and innovative physics models to inspire the next generation of scientists. 🌌🧲

​Here’s a look back at the curiosity, excitement, and innovation at our stall! Thank you to everyone who dropped by, asked brilliant questions, and experienced physics with us! 🚀

​📷 Glimpses from the Physics Society Stall
🗓️ Date: October 9, 2026
📍 Lalith Athulathmudali College, Mount Lavinia

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09/10/2026

LIVE FROM SCINOVA2K26! 🚀✨
The Science & Innovation Exhibition at Lalith Athulathmudali College is underway! Experience mind-blowing physics experiments and innovative projects brought to you by the Physics Society of USJ & the Institute of Physics Sri Lanka (IPSL)! 🧪🧬
Don't miss out — visit us today! 📍

08/10/2026

🔬✨ A Journey Beyond What We Can See! ✨🔬

The Guest Lecture on
“The Invisible World of Measurement: A Physicist’s Journey from Laboratory Standards to Industrial Calibration”
was successfully concluded today! 🎓⚛️

We were truly honoured to have
Mr. Rohan G. Perera,
Head of Calibration – Lanka Calibration Services (Pvt) Ltd and Former Director of Metrology Laboratory – Sri Lanka Standards Institution (SLSI), share his valuable knowledge, experiences, and insights with us.

His journey through the world of measurement, metrology, calibration, and physics gave our students a fascinating glimpse into how precision and accuracy shape the scientific and industrial world. 🌐🔬

🙏 A heartfelt thank you to Mr. Rohan G. Perera
for sharing his expertise and inspiring our students.

We also extend our sincere appreciation to all the lecturers and students who joined us and contributed to making this lecture a meaningful and successful event. ❤️

Special thanks to everyone who supported and helped us make this programme a reality. Your contribution truly made a difference! 💙

Organized by:
Physics Society
University of Sri Jayewardenepura

In collaboration with:
Institute of Physics Sri Lanka

✨ Science Builds a Better Tomorrow. ✨

07/10/2026

🌟​​Are you ready to showcase your scientific thinking?

The Physics Society, University of Sri Jayewardenepura invites all Faculty of Applied Sciences students to be a part of
LUMEN, The Upcoming Magazine!*

​💡 Why participate?

• Write on any physics-related topic of your choice.
• Your contribution will be recognized with a Certificate of appreciation.
• Access to an upcoming interactive workshop.

​📌Articles must be supported by authentic, credible sources and proper references.

​📅 Registration Deadline: 15th October 2026
🎯 Eligibility: FAS Students, USJ

Register here:
https://forms.gle/BLQLuEPmb5cNRErJ9

​📞 Contact to Register:
• Lakmitha: +94 71 192 7178
• Kisal: +94 76 553 3619
• Amasha: +94 76 326 8519

​ Unleash your creativity and share your knowledge! 🚀

06/10/2026

⚛️ Unlocking the Hidden Science That Runs Our World! ⚛️

Have you ever stopped to think about how we guarantee absolute precision in everyday life? 💡 From the microchips in your smartphone to massive aerospace manufacturing, everything relies on the precise, uncompromising science of measurement.

The Physics Society of the University of Sri Jayewardenepura, in proud collaboration with IPSL, invites you to an eye-opening guest lecture: "The Invisible World of Measurement: A Physicist’s Journey from Laboratory Standards to Industrial Calibration." 🔭

Why You Should Attend:
Metrology (the science of measurement) is exactly where theoretical physics meets real-world application. We are deeply honored to host Mr. Rohan G. Perera, Head of Calibration at Lanka Calibration Services (Pvt) Ltd and Former Director of the Metrology Laboratory at SLSI. He will be sharing his incredible wealth of experience, taking us on a journey from strict, fundamental laboratory standards to the industrial calibrations that keep global industries functioning safely and efficiently. Whether you are a physics major curious about dynamic career paths in the industrial sector, or just someone fascinated by how scientific accuracy builds our reality, this is a must-attend session! ⚡

📌 Event Details:
📅 Date: October 8
🕒 Time: 3:15 PM – 4:45 PM
📍 Venue: PLT

👇 Join us in the lab! Mark your calendars, tag your physics partners in the comments below, and share this post to spread the word. Let’s explore how physics translates into industrial power! 🌌

02/10/2026

With deepest sorrow, we announce the passing of our beloved lecturer, the late Prof. M. M. P. Madhuranga Fernando. 🕊️

​📍 Location:
Mahinda Jayakody Funeral Parlour
208, Old Galle Road, Gorakapola, Panadura
​🕰️ Viewing Hours:
• Today (Oct 2): 8:00 PM – 10:00 PM (Parlour closes at 10:00 PM)
• Tomorrow (Oct 3): 8:00 AM – 4.30 PM

​🥀 Burial:
Gorakana Cemetery, Tomorrow (Oct 3) at 5:00 PM

​May he attain the supreme bliss of Nibbana. 🤍

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02/10/2026