Vijay Kumar

Key Advances in the Roadmap of Bio-electrochemical Systems: From past to Future

Vijay Kumar, Suhaas Gupta, M. S. Barak, Rajesh Kumar et autres

In this review, various key parameters are highlighted keeping in mind the journey of bio-electrochemical systems (BESs), starting from the electrochemical abiotic field, first toward the battery and fuel cells, and then toward the fully biotic approach of BESs. To start with, …

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Hydrothermally Engineered Nickel Cobaltite on Nickel Foam Electrode for High-Efficiency Supercapacitor Applications

Sheetal Panwar, Chetan, Sunil Kumar, Jatinder Garg et autres

Binder-free Nickel Cobaltite (NiCo 2 O 4 ) nanosheet-like nanostructures assembled into flower-like microarchitectures were successfully grown on conducting nickel foam through a simple hydrothermal approach for supercapacitor applications. Structural and morphological analyses using X-ray diffraction (XRD) and field emission scanning electron …

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Condom catheter tamponade versus surgical adjuncts for PPH in placenta previa and accreta: A prospective study

Diksha Ambedkar, Charu Mishra, Meghna Athwani, Rina Sharma et autres

Postpartum hemorrhage in placenta previa and accreta is difficult to manage, especially in low-resource settings where costly devices like Bakri balloons are not readily available. Therefore, it is of interest to evaluate the effectiveness of a condom catheter in controlling hemorrhage during …

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Temperature-Induced modification in the structural, electrical, dielectric and magnetic properties of hematite (α-Fe2O3) nanostructures for multifunctional applications

Vijay Kumar, Dharamvir Singh Ahlawat, Amit Kumar, Amrik Singh

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Condom Catheter Tamponade: A Conservative Approach to Atonic Postpartum Hemorrhage

Diksha Ambedkar, Yogesh Yadav, Rina Sharma, Vijay Kumar

Background: Postpartum hemorrhage (PPH) affects approximately 14 million women globally each year and accounts for around 70,000 maternal deaths, according to the World Health Organization (WHO). Between 54% and 93% of maternal deaths due to obstetric hemorrhage are considered preventable. To reduce …

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Study of variation of Magnetic Field around a Palm Tree Using Smartphone Magnetometers: Influence of Height and Distance

Vani Sharma, Rockey Choudhary, Vijay Kumar, Sonika Sharma

In this study, the Phyphox software and smartphone magnetometers are used to examine the variation of magnetic fields around the palm tree. In order to minimize external influence, measurements were made along the X, Y, and Z axes at various heights (from …

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Modification of PLD Grown Nano TiO2 Thin Films using 120 MeV Au Ion Irradiation

Vijay Kumar, Dinesh Chandra Agarwal, R.S. Chauhan

Nanocrystalline TiO2 thin films were deposited on quartz and silicon substrates using the PLD method. The pristine film was exposed to 120 MeV Au ions at various fluences from 1×1011 to 1×1013 ions/cm². These films were analyzed with XRD, UV-Vis and AFM …

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Covid-19 and Higher Education: Assessing the Challenges Faced by Students in India

Utkarsh Berwal, Vijay Kumar

The outbreak of COVID-19 has had a significant impact on education, causing an abrupt transition from the conventional method of in-person teaching to online learning. The unexpected nature of this transition has led to considerable challenges for both educational institutions and students. …

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Optical terahertz emission from a magnetized metallic surfaces using an amplitude-modulated laser

Avijit Chamoli, Devki Nandan Gupta, A. Singh, Vijay Kumar

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Bioeffects of EM Radiation on Human Skin Health: A Theoretical SAR Analysis

Rockey Choudhary, Vijay Kumar, S.K. Mishra

Introduction: In this modern era, electromagnetic waves are playing a crucial role in our lives. An electric field is generated around the source of electromagnetic waves like mobile phone transmission towers, radio towers, TV towers, etc., which affects human beings living around …

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Enhancing the Performance of Copper Composite by Titanium Carbide

Ankit, G. Gautam, Vijay Kumar, J. B. Singh et autres

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Present Scenario of Demolition and Construction (D&C) Waste Materials in India: A Review

Aman Kumar Jain, Vijay Kumar

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