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Talk on Quantum Science and Technology for classes 9 and 11

On 18 November 2025, the Indian Network of Physics Students (INPS), Noida organised an interactive session on Quantum Science and Technology at our School for the students of Classes IX and XI. The event was conducted in the School auditorium in two separate sessions, attended by all the students of Classes XI A and B, along with selected students of Class IX.

The speakers introduced several foundational principles of Physics through engaging demonstrations. The photoelectric effect was explained with an electroscope created from everyday material such as plastic bottles, aluminium foil and PVC pipes. The concept of total internal reflection was shown using laser pointers and beakers of water, helping students understand its application in optic fibre cables. The idea of quantum encryption was illustrated through the use of polarisation filters, emphasising its security advantages.

The students also explored a quantum search algorithm through an interactive maze that revealed how quantum computing can accelerate problem solving. The session included a range of practical demonstrations such as laser pointer experiments for total internal reflection, building a simple electroscope to understand the photoelectric effect, using polarisation filters to model secure encryption and participating in a maze designed around quantum search principles.

The session was informative and engaging, successfully blending abstract theory with activities that sparked curiosity. The students gained a clearer understanding of quantum science and its applications across diverse fields. The interactive session proved to be an enriching experience that encouraged students to think critically about the vast potential of quantum physics. It offered a valuable opportunity to engage with complex ideas in a practical and enjoyable manner.