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  1. Welcome to IR @ NIT Rourkela

Recent Submissions

Synthesis of Zn Doped Copper Iodide Film Characteristics by Thermal Evaporation System

Copper iodide (CuI) thin films have garnered significant attention due to their wide bandgap, high hole mobility, and excellent transparency, making them promising candidates for optoelectronic and photovoltaic applications. Doping CuI with zinc (Zn) introduces a pathway for enhancing its structural, optical, and electrical properties. In this study, Zn-doped CuI thin films were synthesized using a cost-effective and scalable deposition technique like horizontal thermal evaporation (TE) techn...

Peristalsis in Action: A Bio-fluid Dynamics Perspective of Bile Transport and Gastrointestinal Motility

Bile salts play a crucial role in lipid digestion by emulsifying fats into micelles, enhancing enzymatic hydrolysis by lipases. This process is not solely chemically driven but is significantly influenced by small intestinal peristalsis. Small intestinal peristalsis provides a significant advantage by slowing the reaction kinetics and accelerating the duodenum's micelle formation. Biliary reflux, the backflow of bile and other alkaline duodenal contents into the stomach leads to gastric infla...

Effect of Annealing Temperature On Chemical Bath Deposited Copper Sulfide (Cuš‘„S) Thin Film for Photodetector Applications

The transition metal chalcogenides draw huge attention in the current era because of possessing potential applications in the field of optoelectronics, photoelectric conversion, solar cells, and lithium-ion batteries. Copper sulfide (Cuš‘„S), a transition metal chalcogenide, exhibits excellent potential optical and electrical properties for optoelectronic applications. In this research work, Cuš‘„S thin film has been deposited by the chemical bath deposition method on a glass substrate. The Cu?...

Effect of Mo Growth Duration on Rapid Thermally Processed Metal Chalcogenide Thin Films for IR Detection

Two-dimensional (2D) materials have emerged as transformative candidates for next-generation electronic and optoelectronic devices. Among those, molybdenum ditelluride (MoTe2 ) stands out for its ideal bandgap, making it highly suitable for infrared (IR) detection applications. In particular, p-MoTe2 /n-Si heterojunctions hold significant promise for photodetector technologies. This study focuses on the synthesis of MoTe2 thin films via a rapid thermal processing (RTP) technique, with a syste...

Treatment of Laundry Wastewater by Dual-Anode Constructed Wetland Microbial Fuel cell (CW-MFC) With Simultaneous Bioelectricity Generation

Laundry discharge wastewater into waterbodies harm the ecosystem and the environment. Dual anode-constructed wetland-microbial fuel cell (DA-CW-MFC) stands out as a favored treatment method and maintenance of a redox gradient crucial for bioelectricity generation, with its design comprising garden soil, sand, rice husk, gravel, and cement graphite electrodes. Treatment & bioelectricity generation was performed for SDS & SDBS synthetic media by DA-CW-MFC system planted with Canna indica for 25...

Analyzing Various Agricultural Wastes in Comparison to Determine Their Suitability as Substrates for Direct Ethanol Fermentation

Over the past 20 years, the majority of research on bioethanol fermentation substrates has focused on substrate pretreatment, ignoring the growth-inhibitory elements of waste substrates. Since the current study focused on direct bioethanol fermentation, the impact of growth inhibitory components would be a crucial criterion. Five distinct biomass types: banana peel, corncob, potato peel, sugarcane bagasse, and orange peel were taken into consideration in this investigation. Several growth-inh...

Investigating The Cycling Performance of Lithium Hydride-Porous Silicon Alloys for Solid-State Hydrogen Energy Storage

Among light metals, lithium hydride (LiH) offers a high hydrogen storage capacity (~12.6 wt.%); however, it faces chal-lenges like high thermodynamic stability (~700 °C required for decomposition) and reactivity with moisture, leading to lithium oxide and hydroxide formation. This study explores improving the thermodynamic properties of LiH and cyclic stability by alloying it with porous silicon (PS), a nanostructured material synthesized via electrochemical anodization. The LiH-PS alloy was ...

Causal-Driven Spatial-Temporal Modeling for Enhanced Glacial Lake Outburst Flood Prediction

Communities nearby are at serious risk from Glacial Lake Outburst Floods (GLOFs), which are becoming more frequent as a result of climate change-induced accelerated glacier retreat. To save lives and livelihoods, GLOF forecasting is crucial. The goal of this study is to use cutting-edge deep learning methods to enhance GLOF prediction. It uses models such as Convolutional Long Short-Term Memory (ConvLSTM) and Long Short-Term Memory (LSTM) to forecast the primary cause, Glacial Lake Outburst. ...

Identification of Oscillatory Modes from Degraded PMU Measurements Using an ML-Based GCN-GIN Scheme

In a modern power system, Phasor Measurement Units (PMU) are a key components for real-time monitoring and stability assessment. However, network congestion, communication failures, cyber-attacks and equipment malfunctions can introduce missing values and outliers, leading to anomalies that are captured at Phasor Data Concentrators (PDCs). Such anomalies can potentially degrade the performance of an estimator and consequently lead to power system stability issues. To address this issue, a new...

Development of Sodium Alginate-Titanium Dioxide Composite Coating on AZ31B Magnesium Alloy to Improve Corrosion Resistance and Bioactivity

Magnesium alloys have emerged as a promising biomaterial for orthopaedic implants. Problems like stress shielding effect which is common in hard metal implants such as stainless steel or titanium can also be reduced by the use of magnesium implants. Higher corrosion rate is still a challenge that needs to be overcome in magnesium implants for biomedical applications. Therefore, to encounter this problem protective layer of polymer coating including Sodium Alginate and Titanium dioxide has bee...

Development of Modified Microporous Elastomeric Sponges for Efficient Oil-Water Separation

Oil pollution significantly impacts the environment and has become a chronic issue for marine and freshwater ecosystems. However, developing a sponge-like material capable of effectively absorbing and retaining oil on the surface is a promising approach. The sponge, potentially reused repeatedly, significantly reduces the impact of oil spills. In this study, a hydrophobic graphite-based microporous elastomeric sponge is fabricated using a sugar-templating approach. The surface morphology of t...

Understanding Deceptive Communication Influencing Online Product Returns: A Typological Approach

Marketing communications are one of the major strategies of any company to succeed in the competitive atmosphere. These strategies are used to inform, persuade and remind the customers about the existence of the brand in the market (Lane Keller, 2001). Not only offline retailers, but online retailers are also equally concerned regarding their effectiveness of marketing communications. The effectiveness of their marketing communications is reflected in acquisitions of new customers and more re...

Study On Removing Cr (VI) From Simulated Chromite Mine Wastewater Using Nzvi-Biochar Infused Constructed Wetland Microbial Fuel Cell

Cr (VI), a highly toxic and mobile contaminant, slowly infiltrates the environment and poses severe ecological threats even at trace concentrations. Reducing the form of Cr (VI) to Cr (III) can substantially mitigate its threat. Constructed Wetland-Microbial fuel cell (CW-MFC) is an emerging nature-based technology integrating the principle of natural wetlands with bio-electrochemical processes. CW-MFC provides dual benefits: treating wastewater while generating electricity. Despite these ben...

Benzil-Imidazole Blue Fluorophores and Their Applications in Blue/White Light-Emitting Diodes, Sensing and Anticounterfeiting

A series of benzilimidazole-based donor–π–acceptor (D–π–A) blue fluorophores, functionalized at the N1 position of the imidazole ring are designed and synthesized. In solution, solid, and thin-film matrices, the luminophores exhibit deep blue emission with a good quantum yield (∼70%) with excellent thermal stability and show excellent intramolecular charge transfer (ICT) with a large Stokes’ shift (∼8000 cmāˆ’1). Due to the excellent fluorescence characteristics in the solid phase, these synthe...

Effect of Notch Size and Orientation on the Fracture of Concrete Interface: An MD Simulation Study

Concrete interfaces between aggregates and cement paste are critical zones for crack initiation and propagation. At nanoscale, the interface between Calcium Silicate Hydrate (CSH) and silica is crucial as its cracking significantly affects the structural performance. In this study, classical Molecular Dynamics (MD) simulations are employed to examine the crack growth mechanisms in notched specimens under Mode-I loading. The effect of notch size and its orientation on the fracture behaviour of...

Insights into The Fracture Mechanism of Concrete with Polypropylene Fiber Through Acoustic Emission Technique

Concrete is a quasi-brittle material characterized by limited tensile strength and toughness, making it prone to cracking under different loading conditions. Its fracture behavior is heavily influenced by factors such as aggregate size and type, water-cement ratio, curing practices, and the incorporation of fibers. This research investigates the impact of polypropylene fibers on concrete’s fracture performance using Acoustic Emission (AE) monitoring. The study aims to correlate AE parameters—...

Drawing the Unseen: Trauma and the Invisibility of Class in Zeina Abirached’s Graphic Narratives on the Lebanese Civil War

This paper explores the themes of visibility and invisibility in Zeina Abirached’s graphic memoirs, A Game for Swallows and I Remember Beirut, focusing on the experiences of war-torn Lebanese communities marginalized both politically and socio-economically. Through monochromatic imagery and a fragmented narrative structure, Abirached’s works make visible the silent, everyday anxieties of individuals navigating conflict zones, portraying the psychological weight of survival in constrained spac...

Centers of Excellence in Mining Engineering in India and Abroad: A Comprehensive Overview

Establishment of Center of Excellence (CoE) in mining is a body that provides leadership, best practices, research, support, training of trainers and skill training for mining sector/s. It is a group with a shared area of focus and subject matter expertise that they use to support others, usually by providing insights, training and research. The concept of a center of excellence is to build out key processes, establish a methodology and develop expertise across the enterprise and is typically...

Identification of Microplastics in Personal Care Products

Microplastics (MPs) are emerging contaminants that pose significant risks to human health andtheenvironment. Personal care products such as facial scrubs, toothpaste, and cosmetics often containmicrobeads usually composed of polyethylene and polypropylene, contributing to environmental pollution. These MPs enter water bodies through wastewater discharge, leading to bioaccumulationinaquatic organisms and potential ingestion by humans. Identifying microplastics in personal careproducts is cruci...

Treatment of Textile Wastewater by Sulfate Radical Based Advanced Oxidation Processes (SR-AOPS)

In wastewater from the textile industry, there are many substances like the ones found in dyes, metals, and organics that are very harmful and the conventional treatment methods that are being used in the industry, cannot get rid of them. But it's different with the advanced oxidation processes (AOPs), particularly sulfate radical-based (SR-AOPs), they are very good at removing these hazardous pollutants. This article focuses on the study of Fe/Mn-biochar as a catalyst in persulfate (PS) for ...

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National Institute of Technology- Rourkela 4953

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Author
  • 165 Mishra, S C
  • 137 Roy, G K
  • 114 Ray, B C
  • 114 Sahoo, Bibhudatta
  • 107 Mahapatra, K K
  • 88 Panda, G
  • 78 Patra, S K
  • 71 Satapathy, Alok
  • 70 Behera, S K
  • 63 Dash, P K
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