STEM Connect 2025
Invitation / Registration STEM Connect 2025Bridging Professionals, Suppliers, Students, and Parents Dear Professionals and Students, We are delighted to invite you to STEM Connect 2025, a unique gathering that brings together STEM (Science, Technology, Engineering, Mathematics) professionals, students, and parents to celebrate innovation, collaboration, and the bright future of science, technology, engineering, and mathematics. Event…
A Century of Light Sri R. Ethirajan
A Century of Light: Remembering Sri R. Ethirajan – A Life of Devotion, Discipline, and Legacy by Dr E. Ramanathan As the calendar turns to April 4, 2025, our hearts bow in reverence and gratitude to commemorate the 100th birth anniversary of a noble soul — Sri R. Ethirajan, a man whose life exemplified unwavering…
A Family as a University
By Dr E. Ramanathan A good family is not just a collection of relationships; it should function as a miniature university. Tradition, culture, and education must grow in harmony within the family. For this to happen, it is essential that children grow under the loving care of the mother and the guiding hand of the…
Surface Conditioner Formulation prior to Zinc phosphating
surface conditioner formulation
prior to zinc phosphating
Chemistry of Acid Inhibitors and Organic Derusters
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Dip Type Derusting Chemical Concentrate Formulations
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Spray Type Derusting Chemical Concentrate Formulation
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NEET 2024 Statistics
In the National Eligibility cum Entrance Test (NEET) 2024, a total of 24,06,079 candidates registered for the examination. Out of these, 23,33,297 candidates appeared, and 13,15,853 candidates qualified. Gender-wise Statistics: Category-wise Statistics: Language-wise Registrations: Top Scores: Seventeen students achieved a perfect score of 720 out of 720 in NEET 2024. Among these top scorers, 13…
Atomic Physics
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Motion in a Straight Line
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Moovar Kovil, Kodumbalur: Historical and Archaeological Analysis
Historical Background and Significance Moovar kovil was first brought to scholarly attention by James Fergusson in the 19th century in his works on Indian architecture. However, detailed documentation and study were carried out by Alexander Rea, a British archaeologist and Superintendent of the Southern Circle of the Archaeological Survey of India (ASI), around 1902. Rea’s…
Learning Till My Last Breath
by Dr E. Ramanathan ~ Good Listeners are Great Leaders! “Information vs Execution: Which is more desirable?” — This question is a deep one, and the best answer often depends on the context. 
1. Information (Knowledge) 
2. Execution (Action) 
Which is more desirable? In practice, execution is often more desirable because: 
…
Most Frequently Asked Questions in Chemistry Class 12 Tamilnadu State Board Examinations
Here are the most frequently asked questions in Class 12 Chemistry for Tamil Nadu State Board examinations over the past three years, categorized by chapter: 1. Metallurgy 2. p-Block Elements (Part I & II) 3. Coordination Chemistry 4. Solid State 5. Chemical Kinetics 6. Electrochemistry 7. Surface Chemistry 8. Organic Chemistry 9. Carbonyl Compounds and…
