COEP BLOGS

  Guo, Zhongyi & Jung, Jin-Young & Zhou, Keya & Xiao, Yanjun & Jee, Sangwon & Moiz, Syed Abdul & Lee, Jung-Ho. (2010). Optical properties of silicon nanowires array fabricated by metal-assisted electroless etching. Proc SPIE. 7772. 77721C-77721C. 10.1117/12.860397.  Welcome to the exciting world of nanotechnology, where incredible materials exist on a microscopic level and one innovation reigns supreme: silicon nanowires. These tiny structures are so small that thousands could easily fit within the width of a single human hair, yet they hold immense potential to revolutionize various industries, from electronics to energy storage. Join us as we embark on a journey to discover the extraordinary properties and endless possibilities of these powerful wonders. In this blog, we will delve into the forefront of scientific exploration and technological advancement, diving deep into the world of silicon nanowires and their potential to reshape our world. V. Sch...

   FROM DARKNESS TO LIGHT:- SINDHUTAI   SAPKAL (MAI) " I delivered a child in a Cow shed, stabbing the umbilical cord 16 times." Inspite of all the hardships, she never give up and struggled in her life. And because of her attitude, to strive hard and make it , she begged on streets so she could feed every orphan she saw!! Can we all imagine anyone more Heroic? Yes, I am talking about none other than 'Mai - the mother of Orphans, Sindhutai Sapkal.'Her affection for those who have no one can't be described in words. Let's know some more about her life.   ABOUT HER:- Sindhutai Shrihari Sapkal, affectionately called Sindhutai, was an Indian social worker and social activist particularly known for her work in raising orphaned children in India. BIRTH AND CHILDHOOD:- She was born on 14 November 1948 at Pimpri Meghe village in Wardha district, Maharashtra to Abhimanji Sathe, a Cowherd by profession. Being an unwanted child, she was nicknamed 'Chindhi' which ...

 On the somber morning of November 12, 2023, tragedy struck in Uttarkashi. Forty-one workers engaged in a highway project found themselves ensnared within a tunnel when a landslide, at 5:30 AM, formed a formidable 60-meter barricade. Thus commenced "Mission Zindagi," a heroic rescue effort mobilized by 200 individuals. Over the ensuing 17 days, against daunting odds, they toiled tirelessly to liberate those trapped within. Join us as we unravel the extraordinary tale of valor and determination that defined the Uttarkashi tunnel rescue in today's blog post.   On November 12, 2023, a significant event unfolded within the Barkot-Silkyara tunnel, a vital component of Narendra Modi's "Char Dham project" aimed at enhancing connectivity between Gangotri and Yamunotri. Constructed by Navayuga Engineering Company Limited under the supervision of NHIDCL, this two-lane tunnel, spanning a length of 20 kilometers and costing Rs 1383 crore, was designed to alleviate trave...

    CRISPR-Cas9: The Marvel of Gene Editing Unveiled!   Introduction: Welcome to the incredible world of CRISPR-Cas9 – a cutting-edge technology that's like having a superhero duo for genetic makeovers! CRISPR, or Clustered Regularly Interspaced Short Palindromic Repeats, and its trusty sidekick, Cas9, are rewriting the rules of genetic engineering. Let's embark on this adventure and uncover the magic behind these scientific marvels.   Understanding the Basics: Picture CRISPR as your gene-editing GPS. It contains short, repetitive sequences that act like genetic bookmarks. Now, imagine Cas9 as your molecular scissors, ready to cut and paste DNA with surgical precision. Together, they're a dynamic duo ready to reshape the blueprint of life.   How it Works: Here's the wizardry in action: Scientists design a guide RNA, like a treasure map, leading Cas9 to the specific gene they want to edit. Cas9 follows the map, finds the target gene, and sni...

  The Inspirational Saga of Ram Mandir, Ayodhya   In a world often marked by divisions, the story of the Ram Mandir in Ayodhya stands as a testament to the power of unity, resilience, and the pursuit of shared cultural heritage. This architectural marvel, rooted in centuries of history, symbolizes a journey that goes beyond bricks and mortar, reaching into the depths of India's cultural and spiritual identity.   A Tapestry of Centuries The tale begins with the layers of time that have shaped Ayodhya. From ancient scriptures to medieval narratives, the city has been woven into the fabric of India's diverse history. The Ram Mandir, dedicated to Lord Ram, represents a culmination of dreams and aspirations spanning generations.   Trials and Tribulations The path to the construction of the Ram Mandir has not been without challenges. Decades of legal disputes, communal tensions, and political debates created a complex narrative. However, it was the unwavering...

   The Energy Economy of Aerial Robots   As we all know some reasons for “Why don’t we see flying vehicles/machines around us in a sufficient quantity?”. One of the major reasons for this is the huge amount of energy required by this type of operation (flying)   To understand the reasons behind this energy consumption, first, we should have some knowledge of how aerodynamics works. Starting with the commonly known explanation of flight “The drag and thrust due to action of air”, which in simple terms means that “The flying object should produce enough thrust to counter its weight and drag offered by air resistance”. To obtain the required amount of thrust some technical specifications are to be met, this may include wing span to weight ratio, thrust offered by motors/propulsion system, aerodynamic design, etc. Now let us see the energy requirement and other details of different flying objects, 1)    Planes (or any flying object based on wings to produce thr...

Many of you must have played chess atleast once in life. Have you ever thought that there are more possible iteration of a Game of chess than Atoms in observable universe. Intersting Right!  Let's look more into it~   The number of possible ways of playing the first four moves per side in chess is greater than the number of atoms in the observable universe.  HOW!? In chess, each player has 20 possible opening moves for their pawns and 16 possible opening moves for their pieces  leading to an expansive number of potential positions right from the start. As the game progresses, the number of possible moves for each player increases exponentially with each turn. The total number of possible chess games is estimated to be on the order of 10^120, a staggeringly large number often referred to as the Shannon number, named after Claude Shannon, a mathematician and computer scientist. This astronomical figure far surpasses the estimated number of atoms in the observable ...