Sivaramakrishna Chandrasekhar
Born 16 November 1930 · Tamil Nadu
Died 8 March 2004
Founded the International Liquid Crystal Society and advanced liquid crystal physics.
🔔 Add birthday reminderSivaramakrishna Chandrasekhar FNA, FRS was an Indian physicist who won the Royal Medal in 1994. He was the founder-president of the International Liquid Crystal Society.
✨ A detail that surprised us
Chandrasekhar was the first to predict and discover disc-shaped molecules forming discotic liquid crystals, a novel phase distinct from the well-studied rod-like molecular liquid crystals.
1. In 1951, Chandrasekhar topped his MSc physics class at Nagpur University, setting the stage for a career deeply entwined with his uncle C.V. Raman at the Raman Research Institute in Bangalore.
2. 🌍 By 1957, he earned a second doctorate from Cambridge University, focusing on neutron and X-ray scattering corrections—an intricate study of crystals that would inform his later liquid crystal research.
3. In 1961, he returned to India as the founding head of the University of Mysore’s new Physics Department, where he pivoted from traditional crystallography to the then-sleeping field of liquid crystals.
4. 🔬 During the early 1970s at Raman Research Institute, he built a liquid crystal laboratory complete with a synthetic organic chemistry unit, enabling breakthroughs on cholesteric liquid crystals with helical structures around 0.5 microns in pitch.
5. 💡 In the 1970s and 80s, Chandrasekhar predicted and experimentally discovered discotic liquid crystals—molecules shaped like discs rather than rods—ushering in a new class of columnar liquid crystals with two-dimensional periodic order.
6. His leadership extended internationally as he founded and became the first president of the International Liquid Crystal Society in the 1980s, positioning India as a hub in this specialized scientific community.
7. Awarded the Royal Medal in 1994 and the Padma Bhushan in 1998, Chandrasekhar’s career bridged Indian research institutions and global scientific networks.
8. ❓ What motivated Chandrasekhar to focus on liquid crystals, a niche that was dormant for decades, and how did his work transform India’s scientific landscape in this obscure field?
Awards & Honours
- 🏅Shanti Swarup Bhatnagar Prize for Science and Technology
🔍 One thing most people don't know
Chandrasekhar earned two doctorates: one in India under C.V. Raman by 1954, and another from Cambridge University in 1957, focusing on neutron and X-ray scattering corrections in crystals.
🖼️ Through the Years
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📅 The Journey
🗝️ Discoveries
🎥 Speeches & Recordings
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📖 Curated Sources
🌱 What changed because of them
Chandrasekhar established India as a significant contributor to liquid crystal research by founding the Centre for Liquid Crystal Research in Bangalore, which remains a leading institution in the field. His work laid the foundation for India's participation in international scientific collaborations through the International Liquid Crystal Society, influencing both material science and optics research globally.
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