International Indian Scientist Awards

Policy-driven strategies are essential for accelerating the market maturity and commercial integration of sodium-ion batteries (SIBs) as a secure, cost-effective alternative to lithium-ion chemistry. While lithium-ion dominates the current landscape, global supply chain risks and raw material price volatility have forced governments to actively explore sodium.  The primary policy pathways required to scale up sodium-ion battery adoption focus on production incentives, research missions, regulatory updates, and early market integration.  Financial and Production Incentives Expanding Manufacturing Subsidies: Governments must broaden existing clean-energy manufacturing frameworks—such as India's Production Linked Incentive (PLI) Scheme—to explicitly include SIBs, which are often left out in favor of lithium technology.  Targeted Tax Credits: Implement tiered tax credits for raw material processing, prioritizing the extraction and purification of domestic precursor materials...

Dr. Tessy Thomas, famously known as the "Missile Woman of India" or "Agni Putri," is a seminal figure in India's strategic defense history. As the first woman to lead a major missile development project in the country, her scientific leadership has been instrumental in achieving national self-reliance in intercontinental ballistic missile (ICBM) technology . Core Leadership Roles & Scientific Contributions Dr. Thomas’s leadership is defined by her transition from a specialist in guidance systems to the director of India's most strategic defense clusters: Project Leadership: She served as Project Director for the Agni-IV (4,000 km range) and the Agni-V (5,000+ km range), India's first true ICBM. Technical Innovations: She pioneered India’s first energy management guidance scheme for solid-propelled long-range missiles. Her expertise in re-entry vehicle design ensured that Agni missiles could withstand extreme temperatures of up to 3,000°C during atm...

Next-generation (next-gen) optical fiber represents a shift from traditional solid-glass strands to innovative structures and materials designed to overcome the capacity limits of existing networks. As data-heavy applications like AI training and 6G networks grow, these advanced fibers aim to provide petabit-per-second transmission speeds and ultra-low latency. Key Next-Gen Fiber Technologies Hollow-Core Fiber (HCF): Unlike legacy fiber that uses solid glass, HCF transmits light through an air-filled channel. Because light travels faster in air than glass, it reduces signal delay (latency) by approximately 30–35%, making it critical for high-performance computing and financial trading. Space Division Multiplexing (SDM): This technology increases capacity by adding more "lanes" for data within a single strand.Multi-Core Fiber (MCF): Packs multiple independent glass cores into one fiber, multiplying throughput without increasing the cable's physical size. Multi-Mode Fiber ...

Recursive iterative P rincipal Component Analysis (RIPCA) is a specialized technique developed for real-time model identification and error variance estimation in time-varying processes. It combines the recursive update capabilities of Recursive PCA (RPCA) with the noise-handling power of Iterative PCA (IPCA). Core Components The RIPCA algorithm operates by integrating three distinct methodologies: Iterative PCA (IPCA): Originally designed by Narasimhan and Shah to solve the "errors-in-variables" problem, where both input and output measurements contain noise. It iteratively estimates both the linear model and the specific error variances (heteroskedastic noise) for each variable. Recursive PCA (RPCA): A technique that updates the data covariance matrix incrementally as new samples arrive. This eliminates the need to store massive amounts of past data, making it ideal for online monitoring. The Recursive Iterative Approach: In RIPCA, these are combined to track changes in a...

A novel superplastic micro-extrusion (SME) technology has been developed to manufacture high-strength, lightweight magnesium micro-components, specifically addressing the challenges of limited room-temperature formability in magnesium alloys. This technology utilizes microstructural engineering to enable large plastic deformations at the microscale, resulting in miniaturized parts like micro-pins and micro-cups with homogeneous mechanical properties. Key Features of the SME TechnologyMicrostructural Engineering: The process starts by engineering an ultrafine grained (UFG) microstructure in Mg-RE (Rare Earth) alloys using Friction Stir Processing (FSP). This produces equiaxed grains (typically <1 µm) with thermally stable intermetallic phases ( ) that pinning grain boundaries. Dual-Mode Extrusion: The technology supports both Micro-Forward Extrusion (MFE) to create pins and Micro-Backward Extrusion (MBE) for cup-like structures. Governing Mechanism: The primary deformation mechanism...

  Ligustilide is a major bioactive phthalide primarily found in plants of the Apiaceae family, such as Angelica sinensis (Dong Quai) and Ligusticum chuanxiong. It is a volatile, lipophilic compound that serves as a key quality marker for these medicinal herbs. Key Biological Activities Ligustilide is recognized for its broad pharmacological potential, often attributed to its ability to modulate multiple biological pathways simultaneously. 1Neuroprotection: It crosses the blood-brain barrier and has shown potential in treating brain injuries and neurodegenerative diseases like Alzheimer's by reducing neuroinflammation and oxidative stress. Anti-inflammatory & Antioxidant: It inhibits pro-inflammatory cytokines (like TNF-α and IL-6) and activates the Nrf2/HO-1 defense pathway to combat oxidative damage. Gastrointestinal Health: Recent studies suggest it may treat GI disorders by targeting proteins like PTGS2 (COX-2) and EGFR to reduce inflammation and promote healing. Anticancer:...