Sugam Kumar

Cosurfactant‐Mediated Interfacial Flexibility: A Key to Controlling the Morphology of Anisotropic Nanostructures in Cetyltrimethylammonium Bromide Reverse Micelles

Nitin Yadav, Anirban Das, Sugam Kumar, Gunjan Verma et autres

Reverse micelles (RMs) have emerged as versatile soft templates for engineering anisotropic nanostructures. However, insights into how cosurfactant-mediated interfacial flexibility governs morphology remain limited, even though this parameter is critical for the rational design of anisotropic nanomaterials. In this study, we examine …

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High-Harmonicity Planar Penning Traps for Single-Electron Qubits

Kedar Mal, A. N. Agnihotri, Sugam Kumar, W. Quint et autres

We present a detailed account of the design choices required for planar Penning traps that feature a highly harmonic confining potential. High harmonicity is indispensable for a number of applications, particularly for confinement of single electrons as qubits in quantum-information processing. The …

Studies on mixed matrix membranes as efficient materials for dye removal from textile waste-water

Dixita P. Prajapati, Sampurn S. Gaikwad, Sugam Kumar, V.K. Aswal et autres

Removal of dyes from waste-water in the manufacturing and textile industries is a major challenge. Improper disposal of dye-contaminated water poses a risk to effluent and freshwater sources. This study on fabricating composite membranes using reduced graphene oxide (rGO) is an advancement …

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Nucleotide Driven Hierarchical Self‐Assembly of Covalent Organic Framework and Gold Nanostar for Molecular Diagnosis of Turner Syndrome

Neethu K M, Paresh Mohanty, Neelam, Gunjan Verma et autres

ABSTRACT Turner Syndrome (TS), a rare chromosomal disorder, cause significant phenotypical changes like growth failure and primary ovarian insufficiency. Chromosomal karyotyping, the preferred diagnostic method till date, resulting in delayed diagnosis that precludes early intervention. Hence, there is a clear unmet clinical …

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Ionic Liquid-Functionalized Carbon Quantum Dots Modulate the Structure and Function of Human Serum Albumin: Insights from Experiment and Molecular Dynamics Simulation

Iaimanda Nonglamin, Sugam Kumar, Vinod K. Aswal, Sivaprasad Mitra

Biocompatible carbon quantum dots (CQDs) are widely explored as functional nanomaterials; however, the molecular basis of their interactions with serum proteins still remains unclear. Herein, CQDs functionalized with surface-active ionic liquids (SAILs) bearing imidazolium (IB) and pyridinium (PB) head groups with dodecyl …

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A Molecular Diagnostic Platform Devised from Supramolecular Gold-Oligo NanoNet Assembly for Differentiating RhD Genotypes Among Transfusion-Dependent Patients

Rijo Rajeev, Neethu K M, Paresh Mohanty, Shyamal Karmakar et autres

Blood transfusion is integral to patients with blood-related disorders, necessitating point-of-care diagnosis for further treatment. Successfully differentiating Rh antigens based on their genotypes is fundamental for mitigating post-transfusion complexities. Inspired by the need for extended blood typing, we demonstrate the use of …

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Nanoparticle-mediated interactions governing thermal gelation of protein dispersions with tunable properties

Soumya, Sugam Kumar, Joachim Kohlbrecher, Vinod K. Aswal

Nanoparticle-protein dispersions constitute complex soft materials in which competing attractive and repulsive interactions can strongly influence their phase behavior, including gelation. In this work, we demonstrate a strategy to utilize interaction between anionic silica nanoparticles and anionic protein bovine serum albumin to …

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Saccharide-Pluronic ® interactions: insights into the structural organization of P104 assemblies

Jyoti Vyas, Deep Bhalani, Sugam Kumar, Vinod K. Aswal et autres

Saccharides are well-established modulators of supramolecular systems and are widely used in designing responsive molecular probes. Their structural diversity and abundant hydroxyl groups enable numerous noncovalent interactions, giving them high molecular specificity essential for biological recognition and modern biosensing. Beyond recognition, saccharides …

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Bioinspired Antifreezing Eutectogel: A Platform for Skin Protection and Sustained Co-Drug Delivery in Extreme Cold Environments

Ishani Pandya, Vidhi Joshi, Mohammed Ali Assiri, Sugam Kumar et autres

Prolonged cold exposure can cause ice crystal formation in tissues, leading to cellular damage and frostbite, underscoring the critical need for advanced prophylactic approaches that can mitigate the limitations of existing therapies. Inspired by the natural antifreeze mechanisms of Arctic organisms, we …

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Photoinduced pH‐Responsive Smart Gel Based on Surface Active Ionic Liquid with Tunable and Self‐Healing Properties

Tapas Kumar Patel, Ravi Pansuriya, Sugam Kumar, Vinod Kumar Aswal et autres

Abstract Smart materials that respond to light can unlock numerous applications due to noninvasive nature of stimuli. The complex synthesis of photoresponsive molecules stands as a main obstacle for applications. Herein, we developed a photoinduced pH‐responsive gel (CCG) system in simple way …

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Author response for "Multifunctional and Stimuli-Responsive Ionic Liquid-Polymeric Hydrogel: A Promising Platform for Co-Drug Delivery in Cancer Treatment"

Ishani Pandya, Vidhi Joshi, Sugam Kumar, Vinod Kumar Aswal et autres

Synergistic Micellization and Vesicle Formation in Bile Salts and Dihexadecyldimethylammonium Bromide Mixed Systems

J. Kashiyani, Vijay I. Patel, Mehul R. Khimani, Jigisha Kamal Parikh et autres

The design of tunable self-assembly systems is increasingly important for the development of advanced nanostructures in biomedical applications. Single-surfactant assemblies often suffer from limited stability and adaptability, whereas mixed surfactant systems, particularly those combining biologically relevant bile salts with double-tailed cationic surfactants, …

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