Indian Institute of Technology Guwahati

Mixed lignocellulosic biomass for continuous bioethanol production: logistics, process integration and biodesign

The increasing demand for renewable energy and the urgent need to mitigate climate change have driven global interest in bioethanol as a sustainable alternative to fossil fuels. However, reliance on edible feedstocks such as corn, sugarcane or wheat has proven unsustainable due t...

Manufacturing Process Innovation Through Design of Experiment for UHMWPE Powder Consolidation Using Autoclave Processing

ABSTRACT UHMWPE has been a material of choice for orthopedic surgeons in treating joint‐related problems since its introduction by Sir John Charnley in the 1960s. However, the high melt flow index of the material makes it difficult to process using conventional techniques of poly...

Basin-scale organization of groundwater and surface water during the monsoon season: Hydrochemical and isotopic insights from the Brahmaputra River Basin, Northeast India

Study region The Indian sector of the Brahmaputra River Basin (BRB). Study focus We co-evaluated groundwater (GW) and river water (RW) across the Indian BRB using a synoptic monsoon-season survey (July 2022; n = 83; 36 GW, 47 RW). Hydrochemistry, stable isotopes (δ²H, δ¹⁸O), wate...

Redox-Capacitive Coupled Electrosorption for Selective Copper Recovery from Industrial Wastewater Using GO/MIL-88A/AC Electrodes

Abstract Selective removal and recovery of Cu2+ ions from industrial effluent was accomplished by a new redox-accelerated capacitive deionization (CDI) electrode with a hierarchical graphene oxide/MIL-88A/activated carbon composite (GO/MIL-88A/AC). The optimal electrode (E4, 6 wt...

Rh-Catalyzed Cascade C–H Functionalization/Annulation of Ketimine Directed Arenes with Vinylcyclopropanes: Access to Bridged Azaheterocycles

Abstract Rh-catalyzed cascade C–H functionalization/annulation of ketimine-directed arenes with vinylcyclopropanes has been accomplished to access N-bridged cyclic frameworks. The procedure can be extended to vinylaziridine, vinyloxirane, and vinyl ethylene carbonate to furnish s...

Ferroelectric polymer mediated bipolar memristive switching in reduced graphene oxide nanocomposite device

Two-terminal energy-efficient resistive random-access memory (RRAM) devices are key enablers for modern electronic technologies. Graphene based materials have drawn promising attention recently in scientific community due to its phenomenal attributes in electronic memory devices....

Recent Advances in Printing of SERS Substrates

Abstract Detection of trace chemicals, heavy metals, biomolecules, explosives, and threats such as nerve agents and narcotics is a challenging task. The selection criteria for candidate technology include sensitive detection capability with ultra-low limits of detection, unambigu...

Photo‐Induced Electrochromism: Toward a Self‐Coloring Smart Window

ABSTRACT Smart windows that dynamically regulate solar radiation are crucial for reducing building energy consumption. Electrochromic (EC) smart windows offer high‐performance optical modulation but require an external power supply, whereas photochromic (PC) smart windows are sel...

Structural Configuration and Molecular Motion-Assisted Emission Switching from Condensed Nanoaggregates to Macrocrystals: Rewritable Encryption and Photosensitized Cancer Cell Ablation

Abstract Engineering π-conjugated molecules with donor(D)−acceptor(A) functional groups to regulate self-assembly behavior and fluorescence emission phenomena has remained captivating yet challenging to understand accurately their immense potential due to the complex molecular mo...

Fundamentals and applications of hybrid electro- and opto- mechanical system coupled to superconducting qubit: a short review

Superconducting qubits, realised by incorporating Josephson junctions into superconducting circuits, behave as artificial atoms with anharmonic energy spectra and can be precisely controlled and measured using microwave cavities within the framework of circuit quantum electrodyna...

Garlic processing for bioactive transformation and recovery: aging, emerging technologies, extraction, isolation, and functional applications

The health-promoting potential of garlic stems largely from organosulfur compounds (OSCs), phenolics, and flavonoids that drive its antioxidant, anti-inflammatory, and antimicrobial activities. However, key bioactive precursors such as alliin and allicin are chemically unstable,...

Driving the change: Stakeholder insights into the challenges of India’s electric bus system

The rapid electrification of public transport is reshaping urban mobility worldwide. Electric buses (E-buses) promise cleaner, quieter travel but introduce new operational and human–machine interaction challenges. This study examines stakeholder perspectives on the operation, cha...

3D printing in construction: A comprehensive review of materials, methods, applications, and SAFE performance criteria

Three-dimensional (3D) printing, widely referred to as additive manufacturing (AM), is substantially reshaping the construction industry by enabling the digital fabrication of complex architectural forms while reducing material waste, lowering dependence on skilled labour, and co...

Assessment of pyrolytic algal oil as a sustainable alternative lubricant base oil

Purpose This study aims to investigate the potential of algal oil as a bio-derived alternative to commercial lubricant base oil by analyzing its chemical composition, rheological properties and structural characteristics validated by functional analysis. Design/methodology/approa...

Triple-Helical Assembly of Atomically Precise Silver Nanocluster-Assembled Material: A p-Type Semiconductor

Abstract The construction of helical architectures from achiral building blocks remains a fundamental challenge in supramolecular and materials chemistry. We report the first triple-helical cluster-assembled material constructed entirely from achiral components via covalent coord...

Synthesis of Azaphenalenone Derivatives Using Aldrone Condensation and Evaluation of Their Anticancer Activities

ABSTRACT Phenalenones (PNs), popular as antifungal, antimicrobial, and anticancer agents, are a fascinating class of naturally occurring photosensitizers. In spite of their importance, doping of the main core of PNs remains unexplored. Herein, we report a facile and green approac...

A Mild and Efficient Synthesis of Dinaphthofuran and Furo[3,2-c] coumarin Derivatives under Ambient Air

A highly efficient, straightforward, and eco-friendly strategy for the synthesis of functionalized dinaphthofuran (2) derivatives has been achieved from β-tetralone via an intermolecular cross-coupling, cyclization, and dehydrogenation in a single step using 20 mol% ferric chlori...

Treatment-Emergent Epiretinal Membrane in Diabetic Macular Edema: A Real-World OCT-Based Comparative Pharmacotherapy Study Across Intravitreal Agents—The TRIDENT-DME Study

Purpose: To evaluate the incidence, predictors, and clinical impact of treatment-emergent epiretinal membrane (ERM) in diabetic macular edema (DME) treated with dexamethasone implant, aflibercept, ranibizumab, bevacizumab, or faricimab. Methods: In this multicenter, retrospective...

Drought and flood risk assessment under the IPCC risk framework in an agriculturally dominated tropical river basin, India

Climate change increases the severity and frequency of water-related hazards in tropical areas, posing significant risks to agriculture as well as the livelihoods of rural communities. The present work advocates an integrated approach to climate-induced risk assessment of agricul...

Calculating resonance position and lifetime using modified smooth exterior scaling for piecewise one-dimensional potentials

Abstract The primary objective of this paper is the systematic investigation of the applicability and numerical behaviour of the modified smooth exterior scaling (MSES) framework for piecewise and non-trivial one-dimensional problems. Studying these piecewise potentials is import...