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Browsing by Author "Nair, B N"

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Antifungal properties of nanosized ZnS particles synthesised by sonochemical precipitation

Suyana, P; Kumar, S N; Kumar, B S D; Nair, B N; Pillai, S C; Suresh, C; Warreir, K G K; Hareesh, U S (RSC, 2014)

Zinc Sulphide (ZnS) nanoparticles, synthesised by sono-chemical route employing zinc chloride and sodium sulphide, displayed significant anti-fungal property against the pathogenic yeast Candida albicans (MTCC 227) at a ...
CO2 absorption studies on mixed alkali Orthosilicates containing rare-earth second-phase additives

Subha, P V; Nair, B N; Hareesh, P; Peer Mohamed, A; Yamaguchi, T; Warrier, K G K; Hareesh, U S (American Chemical Society, 2015)

Lithium silicate containing eutectic orthosilicate mixtutes developed by a solid-state, route displayed excellent characteristics as Carbon dioxide absorbents at elevated temperature, showing absorption capacity of 2.50 ...
Co3O4–C3N4 p–n Nano-Heterojunctions for the Simultaneous Degradation of a Mixture of Pollutants Under Solar Irradiation

Suyana, P; Priyanka, G; Nair, B N; Peer Mohamed, A; Warrier, K G K; Hareesh, U S (Royal Society of Chemistry, 2017-11-07)

Environmental remediation employing sunlight-active semiconductor nano-heterostructures provides effective solutions for handling emerging contaminants through a greener approach. Herein, we report the creation of ultrafine ...
A Facile One Pot Synthetic Approach for C3N4- ZnS Composite Interfaces as Heterojunctions for Sun Light Induced Multifunctional Photocatalytic Applications

Suyana, P; Sneha, K R; Nair, B N; Karunakaran, V; Peer Mohamed, A; Warrier, K G K; Hareesh, U S (Royal Society of Chemistry, 2016)

Herein, we report a facile one pot synthetic protocol for the creation of C3N4–ZnS composite interfaces by the co-pyrolysis of a precursor mix containing zinc nitrate, melamine, and thiourea at 550 °C in air. The ...
Fe3+ Stabilized 3d Cross-linked Glycine-melamine Formaldehyde Networks as Precursor for Highly Efficient Oxygen Reduction Catalyst in Alkaline Media

Kottarathil, S; Illathvalappil, R; Nisa, S; Sailaja, G S; Mohamed, A P; Nair, B N; Gopinathan, M A; Kurungot, S; Yamaguchi, T; Hareesh, U S (Elsevier, 2020-01-13)

Development of inexpensive oxygen reduction electrocatalyst with high activity and durability is very important. Herein, iron carbide encapsulated pod-like graphitic carbon structures were prepared by simple pyrolysis ...
Fine Tuning of Compact ZnO Blocking Layers for Enhanced Photovoltaic Performance in ZnO Based DSSCs: a Detailed Insight Using Beta Recombination, EIS, OCVD and IMVS Techniques

Swetha, S; Suraj Soman; Pradhan, S C; Narayanan Unni, K N; Peer Mohamed, A; Nair, B N; Hareesh, U S (Royal Society of Chemistry, 2017-12-15)

The electron–hole recombination and back electron flow at the conducting oxide–mesoporous film interface in dye-sensitized solar cells (DSSCs) are addressed primarily by the use of pre-blocking layers. Herein, the effects ...
Germanium-incorporated Lithium Silicate Composites as Highly Efficient Low-temperature Sorbents for CO2 Capture

Subha, P V; Nair, B N; Visakh, V; Sreerenjini, C R; Peer Mohamed, A; Warrier, K G K; Yamaguchi, T; Hareesh, U S (Royal Society of Chemistry, 2018-04-03)

Carbon dioxide emission from massive point sources such as industries and power plants is perceived to be a major contributor towards global warming and associated climate changes. Although lithium silicate has the highest ...
Graphene Oxide Sheathed ZIF-8 Microcrystals: Engineered Precursors of Nitrogen-Doped Porous Carbon for Efficient Oxygen Reduction Reaction (ORR) Electrocatalysis

Minju, T; Rajith, I; Sreekumar, K; Nair, B N; Peer Mohamed, A; Anilkumar, G M; Takeo, Y; Hareesh, U S (American Chemical Society, 2016-10)

Nitrogen containing mesoporous carbon obtained by the pyrolysis of graphene oxide (GO) wrapped ZIF-8 (Zeolitic Imidazolate Frameworks-8) micro crystals is demonstrated to be an efficient catalyst for the oxygen reduction ...
Modulating Electrochemical Performance of Interfacially Polymerized, MoS2 Decorated Polyaniline Composites for Electrochemical Capacitor Applications

Kuttan, S S; Girija, N; Devaki, S J; Nair, B N; Jose, R; Rajaram, N; Mohamed, A P; Hareesh, U N S (ACS Publications, 2022-07-25)

Among the transition metal dichalcogenides, molybdenum disulfide (MoS2), a graphene analogue, is the most sought after 2D material for energy storage devices. Electrical conductivity of the thermodynamically stable, ...
Modulating the Morphological Features of Hydrothermally Derived Nickel Cobaltite for Supercapacitor Application: Role of Precursor Anions

Girija, N; Kuttan, S S; Gopakumar, G K; Nair, B N; Mohamed, A A P; Hareesh, U N S (Wiley, 2023-02)

Morphologically engineered porous electrodes show great promise in energy applications as they exhibit improved electrochemical activity owing to increased electrical conductivity, increased surface area, and a shorter ...
Morphological Ensembles of N-Doped Porous Carbon Derived from ZIF-8/Fe-Graphene Nanocomposites: Processing and Electrocatalytic Studies

Minju, T; Rajith, I; Sreekumar, K; Nair, B N; Mohamed, A P; Anilkumar, G M; Yamaguchi, T; Hareesh, U S (Wiley, 2018-08-14)

Engineering the active site density of porous carbon catalysts for enhanced electrocatalytic activity is the current focus in the quest for economically viable fuel cells. Herein, we synthesise ZIF-8/Fe-graphene composites ...
Morphologically and Compositionally Tuned Lithium Silicate Nanorods as High-performance Carbon Dioxide Sorbents

Subha, P V; Nair, B N; Mohamed, A P; Anilkumar, G M; Warrier, K G K; Takeo, Y; Hareesh, U S (Royal Society of Chemistry, 2016)

The effective capturing of carbon dioxide using regenerable high capacity sorbents is a prerequisite for industrial applications aiming at CO2 capture and sequestration. The removal of CO2 directly from chemical reaction ...
A Novel Approach to Formulate High flux Multifunctional Ultrafiltration Membranes From Photocatalytic Titania Composite Precursors on Multi-Channel Tubular Substrates

Manjumol, K A; Sankar, S; Nair, B N; Midhun, M; Peer Mohamed, A; Warrier, K G K (Royal Society of Chemistry, 2016-06-03)

Anatase rich titanium dioxide ultrafiltration membranes with high filtration rates have been successfully developed on multi-channel tubular alumina substrates via aqueous sol–gel method from titania–alumina composite ...
A novel synthesis route for brookite rich titanium dioxide photocatalyst involving organic intermediate

Manjumol, K A; Jayasankar, M; Vidya, K; Peer Mohamed, A; Nair, B N; Warrier, K G K (Springer, 2015)

High temperature stable brookite rich titanium dioxide of average crystallite size 20 nm has been prepared by a novel aqueous sol-gel method involving hydroxyethyl cellulose polymer (HEC) as an organic intermediate, wherein ...
ORMOSIL–ZrO2 Hybrid Nanocomposites and Coatings On Aluminium Alloys For Corrosion Resistance; A Sol–Gel Approach

Smitha, V S; Syamili, S S; Peer Mohamed, A; Nair, B N; Hareesh, U S (The Royal Society of Chemistry, 2018-05-16)

Corrosion resistant coatings are prepared from a hybrid nanocomposite aerogel derived from tri-functional silanes, methyltrimethoxysilane (MTMS) and glycidyloxypropyl trimethoxysilane (GPTMS) and from a zirconium ...
Photoluminescent, self-cleaning titanium oxide nanocomposites with multifunctional properties

Smitha, V S; Saju Pillai; Hareesh, U N S; Nair, B N; Warrier, K P (RSC Advances, 2014-11-10)

Photoluminescent and self-cleaning properties of an Eu 3+ doped titania–silica–lanthanum phosphate nanocomposite (Eu-TSL) prepared by an aqueous sol–gel process and films fabricated on glass substrates by dip coating ...
Photoregenerable, Bifunctional Granules of Carbon-Doped g‑C3N4 as Adsorptive Photocatalyst for the Efficient Removal of Tetracycline Antibiotic

Suyana, P; Priyanka, G; Midhun, M; Nair, B N; Peer Mohamed, A; Warrier, K G K; Hareesh, U S (American Chemical Society, 2017-02)

Environmental remediation employing semiconducting materials offer a greener solution for pollution control. Herein, we report the development of high surface area porous architecture of C3N4 nanosheets by a simple aqueous ...
Processing of Thermally Stable 3D Hierarchical ZIF-8@ZnO Structures and Their CO2 Adsorption Studies

Minju, T; Nair, B N; Anilkumar, G M; Peer Mohamed, A; Warrier, K G K; Hareesh, U S (Elsevier, 2016-06)

Core–shell hybrid structures of ZnO-Zeolitic Imidazolate Framework-8 (ZIF@ZnO) were obtained by the solvothermal treatment of ZnO hierarchical structures having an average cluster size of ∼3 μm and surface area of ∼19 m2/g. ...
Reactive Oxygen Species (ROS) Mediated Enhanced Anti-Candidal Activity of ZnS-ZnO Nano-composites with Low Inhibitory Concentrations

Suyana, P; Kumar, S N; Nimisha, M; Dileep Kumar, B S; Nair, B N; Peer Mohamed, A; Warrier, K G K; Hareesh, U S (Royal Society of Chemistry, 2015)

Enhanced antifungal activity against the yeast species Candida albicans, Candida tropicalis and Saccharomyces cerevisiae was displayed by ZnS–ZnO nanocomposites prepared by a simple precipitation technique. The antifungal ...
Reactive Oxygen Species (ROS) Mediated Enhanced Anti-Candidal Activity Of Zns-Zno Nanocomposites with Low Inhibitory Concentrations

Suyan, P; Kumar, S N; Madhavan, N; Kumar, B S D; Nair, B N; Mohamed, A P; Warrier, K G K; Hareesh, U S (Royal society of chemistry, 2015)

Enhanced antifungal activity against the yeast species Candida albicans, Candida tropicalis and Saccharomyces cerevisiae was displayed by ZnS–ZnO nanocomposites prepared by a simple precipitation technique. The antifungal ...

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