247 results match your criteria: "University of Education Lahore[Affiliation]"

The development of efficient electrocatalysts for hydrogen and oxygen evolution reactions (HER and OER) is pivotal for advancing cleaner and sustainable fuel production technologies. The conventional electrocatalysts have limited stability and higher overpotentials, and there is demand to explore advanced materials and synthesis methods. In this context, a novel bifunctional electrocatalyst has been devised through the phosphidation of tungsten molybdenum oxide (P-MoWHO) at relatively low temperatures.

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This research investigated the mechanisms and contextual factors influencing the relationship between servant leadership tailored to specific environments and environmental citizenship behavior, considering the Conservation of Resource Theory as a theoretical lens. Data collection was collected from 300 employees and their supervisors, including several organizations within the Pakistani Hospitality and Tourism sector, and the data underwent analysis using PLS-SEM. Empirical findings showed that the relationship between environmental-specific servant leadership and organizational environmental citizenship behavior is mediated by harmonious environmental passion.

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Article Synopsis
  • Widespread pesticide use poses serious health risks to living organisms, prompting the need for better monitoring methods for pesticide residues.
  • This study develops a new sensing material, KL@Ni@g-CN, made from graphitic carbon nitride, Kraft lignin, and nickel, which is used to detect pesticide residues.
  • The sensor effectively detects cypermethrin (CYP) residues in drinking water at extremely low levels (0.026 μg mL), significantly below the maximum safety limits, suggesting it could be a better alternative to traditional detection methods.
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To achieve efficient and cost-effective electrochemical water splitting, highly active and affordable nanostructured catalysts are the key requirement. The current study presents the investigations of the efficacy of metal (Mn, Fe and Ni)-doped Co(OH) nanofibers towards oxygen evolution water splitting. Notably, Ni-doped Co(OH) demonstrates superior OER performance in KOH electrolyte, surpassing standard IrO with a modest potential of 1.

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Background: Chromium (Cr) toxicity significantly threatens agricultural ecosystems worldwide, adversely affecting plant growth and development and reducing crop productivity. Trehalose, a non-reducing sugar has been identified as a mitigator of toxic effects induced by abiotic stressors such as drought, salinity, and heavy metals. The primary objective of this study was to investigate the influence of exogenously applied trehalose on maize plants exposed to Cr stress.

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Sugar beet ( L.) leaves as natural colorant for cotton dyeing using an ecofriendly approach toward industrial progress.

Sci Prog

August 2024

Center for Global Health Research, Department of Medical Biotechnology, Saveetha Medical College and Hospital, Saveetha Institute of Medical and Technical Sciences (SIMATS), Chennai, Tamil Nadu, India.

In the industrial sector, vegetable residual materials have received attention in the production of bio-colorant for textile dyeing. The current research endeavor is centered on investigating the possibility of using sugar beet leaves as a natural source of dye for the purpose of dyeing cotton fabrics. Different extraction methods were utilized to isolate the bio-colorant present in sugar beet residual material, and the most favorable colorant yield was obtained using a 5% methanolic KOH solution.

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Depression is a serious mental state that negatively impacts thoughts, feelings, and actions. Social media use is rapidly growing, with people expressing themselves in their regional languages. In Pakistan and India, many people use Roman Urdu on social media.

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Today, feeding protein supply according to need in high-yielding lactating cows has become a big challenge. Protein is the most costly bulk constituent of animal diet, and the price of protein sources is increasing steadily, which is different from milk price rising. Therefore, one way for farmers to reduce feed costs is to reduce dietary protein share.

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The advancement in electrocatalysis, particularly in the development of efficient catalysts for hydrogen and oxygen evolution reactions (HER and OER), is crucial for sustainable energy generation through processes like overall water splitting. A notable bifunctional electrocatalyst, CoFeO/CoFe, has been engineered to facilitate both OER and HER concurrently, aiming to reduce overpotentials. In the pursuit of further enhancing catalytic efficiency, a morphological transformation has been achieved by introducing a sulphur source and multi-walled carbon nanotubes (MWCNTs) into the catalyst system, resulting in S-CoFeO/CoFe/MWCNTs.

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Modeling green energy and innovation for ecological risk management using second generation dynamic quantile panel data model.

J Environ Manage

August 2024

Department of Physics, Van Mildert College, Ogden Centre for Fundamental Physics, Durham University, Durham, United Kingdom. Electronic address:

Ecological risk management has emerged as a critical research and policy development area in energy and environmental economics. Sustained ecology is crucial for the standard of living and food security. As the adverse impacts of environmental degradation and climate change become increasingly apparent it is imperative to understand ecological risk and its interconnectedness with environmental pressure, clean energy, economic activity, globalization, and green technology.

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Schiff bases are well known and popular classes of organic compounds containing imine (RC = NH) group that are widely used as catalysts and intermediates in numerous organic transformations. Schiff bases are medicinally very important because they exhibit antimicrobial like antibacterial, antiviral and anticancer activities. Benzofuran based Schiff bases have been found as interesting scaffolds for the synthesis and design of biologically active agents.

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This study examines the connection between economic policy uncertainty (EPU), CO2 emissions, and financial inclusion in developed and developing countries. Using the data from 2004 to 2021, advanced statistical techniques are employed, including Sobel test, to explore the mediating effect of financial inclusion on the relationship between economic policy uncertainty (EPU) and CO2 emissions. There is a dearth of research examining these three variables together in a single study.

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Objective: Channidae family, are major freshwater fish species amongst the local aquatic fauna of Pakistan, while, there is limited availability of local data on their molecular identification and phylogenetic analysis.

Methods: Channa species were collected from four different geographical sites in the tertiary of Punjab province on the Indus and Chenab rivers of Pakistan. Morphometric records and molecular techniques were used to determine the intraspecific variations among populations of Channa marulius.

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A significant amount of plastic trash has been dumped into the environment across the world, contributing to the present white pollution crisis. Therefore, plastic manufacturing and disposal must be examined. Biodegradable plastics (BPs) have recently become the subject of study due to their beneficial biodegradability and harmlessness, and they have been the most efficient method for addressing the issue of plastic pollution.

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Article Synopsis
  • Scientists are working on creating solar cells that are better for the environment and more reliable by using new materials that don’t have harmful elements.
  • They studied a special type of solar cell made with non-toxic and stable materials, which helps solve problems with previous designs.
  • The research showed how important certain properties, like the thickness of layers and temperature, are for making these solar cells work super well.
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Half-metallic semiconductors typically exhibit 100% spin polarization at the Fermi level which makes them desired materials for spintronic applications. In this study, we reported a half-metallic ferromagnetic nature in vacancy-ordered double perovskites TlWX (X = Cl and Br). The magnetic, electronic, and thermoelectric properties of the material are studied by the use of density functional theory (DFT).

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Green products such as plant tints are becoming more and more well-known worldwide due to their superior biological and ayurvedic properties. In this work, colorant from Amba Haldi (Curcuma aromatica) was isolated using microwave (MW), and bio-mordants were added to produce colorfast shades. Response surface methodology was used to develop a central composite design (CCD), which maximizes coloring variables statistically.

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Investigation of half metallic properties of TlMo(Cl/Br) double perovskites for spintronic devices.

RSC Adv

May 2024

Prince Sultan Bin Abdulaziz International Prize for Water Chair, Prince Sultan Institute for Environmental, Water and Desert Research, King Saud University Riyadh 11451 Saudi Arabia

The manipulation of electronic device characteristics through electron spin represents a burgeoning frontier in technological advancement. Investigation of magnetic and transport attributes of the TlMo(Cl/Br) double perovskite was performed using Wien2k and BoltzTraP code. When the energy states between ferromagnetic and antiferromagnetic conditions are compared, it is evident that the ferromagnetic state exhibits lower energy levels.

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Article Synopsis
  • A new series of alkaline earthides featuring eight complexes with the 3adz complexant has been created by placing various transition metals (V-Zn) inside and alkaline earth metals outside the complexant structure.
  • The stability of these compounds was confirmed through interaction energy and vertical ionization potential analyses, while their characteristics were further validated using Natural Bond Orbitals (NBOs) and Frontier Molecular Orbitals (FMO) studies.
  • The complexes exhibited a small HOMO-LUMO energy gap, higher hyper polarizability values, and showed significant increases in hyper polarizability when subjected to external electric fields, indicating their potential for non-linear optical (NLO) applications.
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In this study, AgNPs-loaded polyurethane-sodium alginate (PU-S/Alg) composite polymers were prepared by precipitation polymerization and in-situ reduction method. Their catalytic potential was evaluated for the reduction of methyl orange (MO), brilliant blue (BB), Rhodamine B (RhB), 4-nitroaniline (4-NA), and 4-nitrophenol (4-NP). Successful preparation of samples was confirmed by UV-Visible spectrophotometry (UV-Visible), Fourier transform infrared (FTIR), and Scanning electron microscopy (SEM) analysis.

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The gut-brain-axis: A positive relationship between gut microbial dysbiosis and glioblastoma brain tumour.

Heliyon

May 2024

Department of Microbiology and Immunology, Key Laboratory of Environment and Genes Related to Diseases of Chinese Ministry of Education, School of Medicine, Xi'an Jiaotong University, Xi'an, China.

The glioblastoma brain tumour (GBM) stands out as the most aggressive and resistant-to-treatment malignancy. Nevertheless, the gut-brain connection plays a pivotal role in influencing the growth and activation of the central nervous system. In this particular investigation, we aimed to assess and characterize the gut microbial ecosystem in GBM patients, both quantitatively and qualitatively.

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Advanced photocatalysis as a viable and sustainable wastewater treatment process: A comprehensive review.

Environ Res

July 2024

Faculty of Chemistry, Semnan University, Semnan, Iran; Centre of Research Impact and Outcome, Chitkara University, Rajpura-140417, Punjab, India; Department of Sustainable Engineering, Saveetha School of Engineering, SIMATS, Chennai-602105, Tamil Nadu, India. Electronic address:

In our era, water pollution not only poses a serious threat to human, animal, and biotic life but also causes serious damage to infrastructure and the ecosystem. A set of physical, chemical, and biological technologies have been exploited to decontaminate and/or disinfect water pollutants, toxins, microbes, and contaminants, but none of these could be ranked as sustainable and scalable wastewater technology. The photocatalytic process can harmonize the sunlight to degrade certain toxins, chemicals, microbes, and antibiotics, present in water.

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Tanacetum falconeri is a significant flowering plant that possesses cytotoxic, insecticidal, antibacterial, and phytotoxic properties. Its chemodiversity and bioactivities, however, have not been thoroughly investigated. In this work, several extracts from various parts of T.

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Species diversity and taxonomy of (Russulales, Basidiomycota) with descriptions of six species from Southwestern China.

MycoKeys

March 2024

The Key Laboratory of Forest Resources Conservation and Utilization in the South-west Mountains of China Ministry of Education, Key Laboratory of National Forestry and Grassland Administration on Biodiversity Conservation in Southwest China, Yunnan Provincial Key Laboratory for Conservation and Utilization of In-forest Re-source, Southwest Forestry University, Kunming 650224, China Southwest Forestry University Kunming China.

is a species-rich genus in the family Peniophoraceae and has been shown to be polyphyletic. In this study, sequences of ITS and LSU rRNA markers of the studied samples were generated and phylogenetic analyses were performed with the maximum likelihood, maximum parsimony, and Bayesian inference methods. Seventeen lineages including six new species from China, i.

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