Rhodamine b photocatalytic degradation using cuo particles under uv light irradiation for applications in industrial and medical fields
In this paper, the kinetics of photoinduced degradation of rhodamine B (RhB) in aqueous solution utilizing synthesized copper oxide …
Resistance distance-based graph invariants and the number of spanning trees of linear crossed octagonal graphs
Resistance distance is a novel distance function, also a new intrinsic graph metric, which makes some extensions of ordinary distance. …
Radical scavenging activity assay and red fluorescence microscopy studies: Antioxidant properties of selected young and mature leaves for application in pharmaceutical industry
A fast screening method for antioxidant capacity of plant leaves based on red fluorescence was studied. The red fluorescence of young …
Phytochemical screening, antioxidant and antibacterial activities of extracts and fractions of dillenia suffruticosa leaves
Dillenia suffruticosa or ‘Simpur bini’ is known to have ethnomedicinal properties and had been used traditionally to heal wounds, …
Fluorescence enhancement of samarium picrate tetraethylene glycol micro-sized complex doped in poly (Methyl methacrylate)
Abstact: Micro-sized complex ofSm(Pic)2(H2O)(EO4).H2O (where EO4 = tetraethylene glycol, Pic = picrate anion) and its micro-sized …
Current progresses and trends in carbon nanomaterials-based electrochemical and electrochemiluminescence biosensors
The enormous potential of biosensors in medical diagnostics has motivated scientists to develop newer innovative tools and advance …
Application of dimocarpus Longan ssp. malesianus leaves in the sequestration of toxic brilliant green dye
Recent years have seen the rise in the use of leaf-based adsorbents to remove pollutants. Not only are leaves low-cost and abundant, …
A Study on the Surface Wettability of Clastic Rocks with Potential Application for CO2 Storage Sites
There have been many studies carried out in the past decades attempting to develop strategies for a safe injection of CO2 into storage …
A comparative account of the traditional healing practices of healers and non-healers in the Kiudang area of Brunei Darussalam
Ethnopharmacological relevance: In this study, we compare the traditional medicinal knowledge and associated spiritual practices of …
The effect of chemical composition of ultramafic and mafic aggregates on their physicomechanical properties as well as on the produced concrete strength
This study examines how the chemical composition of ultramafic and mafic rocks effects their physicomechanical properties and therefore …
Regional and field assessments of potentials for geological storage of CO2: A case study of the Niger Delta Basin, Nigeria
The Niger Delta, as an actively producing oil and gas region has potential to develop into a new CO2 geological storage hub. Criteria …
Museomics for reconstructing historical floristic exchanges: Divergence of stone oaks across Wallacea
Natural history collections and tropical tree diversity are both treasure troves of biological and evolutionary information, but their …
Long-term thermal sensitivity of earth’s tropical forests
The sensitivity of tropical forest carbon to climate is a key uncertainty in predicting global climate change. Although short-term …
Gold-microrods/Pd-nanoparticles/polyaniline-nanocomposite-interface as a peroxidase-mimic for sensitive detection of tropomyosin
In this study, Gold-microrods (AuMRs), Pd-nanoparticles (PdNPs), and Polyaniline (PANI) nanocomposite-interface was fabricated on the …
Divergent Strain-Release Amino-Functionalization of [1.1.1]Propellane with Electrophilic Nitrogen-Radicals
Herein we report the development of a photocatalytic strategy for the divergent preparation of functionalized …
Checklist of the vascular flora of the Sunda-Sahul convergence zone
Background The Sunda-Sahul Convergence Zone, defined here as the area comprising Australia, New Guinea, and Southeast Asia (Indonesia …
Validation of Occurrence and Ecological Implication of Tropical Shads Tenualosa ilisha and T. toli (Teleostei: Clupeidae) in Bruneian and Malaysian Waters
A tropical shad of the genus Tenualosa is an important and high commercial value clupeid fish in the Indo-Pacific region. The tropical …
Structures of selected transition metal complexes with 9-(2-hydroxyethyl)adenine: Potentiometric complexation and DFT studies
The dissociation constants of ligand 9-(2-hydroxyethyl)adenine (9-HOEtAde) and the molecular property stability constant (Kf1) of ML …
Efficient eco-friendly syntheses of dithiocarbazates and thiosemicarbazones
Eight Schiff bases have been synthesized by conventional and three different eco-friendly methods, whereby two aromatic carbonyl …
Plant-Extract-Mediated SnO2 Nanoparticles: Synthesis and Applications
Tin(IV) oxide nanoparticles (SnO2 NPs) have attracted great attention in various fields such as environmental remediation, sensing, …
Fermat’s Principle and Hamilton’s Principle: Does a least action take a least time for happening?
We explore deeper and analyse in more detail Fermat’s and Hamilton’s principles. We try to address some questions: Is it …
Face detection and tracking using hybrid margin-based ROI techniques
This study is to solve the problem of low accuracy and slow processing speed for real-time face detection and tracking systems. A …
Enrichment and extraction of lanthanum from Belitung silica sand using sulfuric acid heap leaching, precipitation and complexation with phytic acid
In this study, enrichment and extraction of lanthanum from Belitung silica sand was carried out using heap leaching, precipitation and …
Does the methylene blue test give equally satisfactory results in all studied igneous rocks relative to the identification of swelling clay minerals?
The presence or the absence of swelling clay minerals in rocks, which are used in various construction applications, constitutes a …
The Bruneian record of “Borneo Amber”: A regional review of fossil tree resins in the Indo-Australian Archipelago
In this study we intend to provide an overview on fossilized tree resins (amber) commonly found in Southeast Asia, more particularly in …
Growth and infrared switching properties of deposited VO2 films at various sputtering power with a VO2 target by RF magnetron sputtering
In this work, structural and morphological properties as well as phase transition temperature and hysteresis width of VO2 thin films …
Comparative study on the adsorption, kinetics, and thermodynamics of the photocatalytic degradation of six different synthetic dyes on TiO2 nanoparticles
Organic effluents have become a serious global environmental concern. Therefore, the removal of pollutive compounds from water systems …
Aminoalkyl radicals as halogen-atom transfer agents for activation of alkyl and aryl halides
Organic halides are important building blocks in synthesis, but their use in (photo)redox chemistry is limited by their low reduction …
A global plastid phylogeny of the fern genus Asplenium (Aspleniaceae)
The infrageneric relationships and taxonomy of the largest fern genus, Asplenium (Aspleniaceae), have remained poorly understood. …
Tropical wild fern (Diplazium esculentum) as a new and effective low-cost adsorbent for removal of toxic crystal violet dye
A tropical wild fern, Diplazium esculentum, locally known as Pakis, was investigated in this study as a low-cost adsorbent for the …
Survival rates and associated factors of colorectal cancer patients in Brunei Darussalam
Background: Colorectal cancer (CRC) is the third most common cancer in both men and women. In most Asian countries, both the incidence …
Smart polymer biomaterials for tissue engineering
The developments of smart polymer biomaterials for tissue engineering (TE) are summarized in this chapter. Smart polymer biomaterials …
Semantic Segmentation of Herbarium Specimens Using Deep Learning Techniques
Automated identification of herbarium species is of great interest as quite a number of these collections are still unidentified while …
Reservoir quality evaluation of the Farewell sandstone by integrating sedimentological and well log analysis in the Kupe South Field, Taranaki Basin-New Zealand
The study used the sedimentological and well log-based petrophysical analysis to evaluate the Farewell sandstone, the reservoir …
Pattern Mining Predictor System for Road Accidents
Road traffic accidents are among the major concerns that are leading for deaths and injuries in the world. Many predictive models use …
Optimizing extraction and enrichment of lanthanide from indonesian low grade bauxite using sequential magnetic separation, acid leaching, and precipitation processes
In this work, investigation on the extraction of lanthanide from Indonesian low grade bauxite using three processes, namely magnetic …
Occurrence and ecological implication of a tropical anguillid eel, anguilla marmorata, in Brunei Darussalam, Borneo Island
Tropical anguillid eels account for two-thirds of the 19 species in Anguilla Schrank, 1798. However, information on the species …
Modelling and simulation of acid extraction of lanthanum from indonesian low grade bauxite using fixed-bed extractor
Demand on lanthanides is growing rapidly due to significant growth of the utilization of advanced materials for industries. Efficient …
Identification of culturable petroleum-degrading bacteria and fungi from petroleum-contaminated sites in Brunei Darussalam
Microbes that can be cultured and degrade petroleum are of particular interest for biotechnology such as bioremediation. This study …
Global fern and lycophyte richness explained: How regional and local factors shape plot richness
Aim: To disentangle the influence of environmental factors at different spatial grains (regional and local) on fern and lycophyte …
Fault-Tolerant Metric Dimension of Interconnection Networks
A fixed interconnection parallel architecture is characterized by a graph, with vertices corresponding to processing nodes and edges …
Extraction and enrichment of lanthanide from Indonesian low grade bauxite using sulfuric acid heap leaching and phytic acid
The Indonesian low grade bauxite from Wacopek, Bintan Island is of high economic value because it has 0.0052% lanthanum oxide (La2O3) …
Electrochemical study of dimensional specific carbon nanomaterials modified glassy carbon electrode for highly sensitive label-free detection of immunoglobulin a
Background: Immunoglobulin A (IgA) accounts for 15% of total protein production per day and plays a crucial role in the first-line …
Distance-based topological descriptors for measuring the π-electronic energy of benzenoid hydrocarbons with applications to carbon nanotubes
In this paper, we provide efficient regression models for correlating the π-electronic energies of carbon nanotubes and nanocones. …
Childhood Cancer Survival in Brunei Darussalam
Background: This study aims to determine the survival rates for children and adolescents aged 0–19 years diagnosed with childhood …
Carbon nanomaterials for electrochemiluminescence-based immunosensors: Recent advances and applications
Electrochemiluminescence (ECL) technique is defined as luminescence emitted as a result from the occurrence of chemical reaction on the …
BioHackathon 2015: Semantics of data for life sciences and reproducible research
We report on the activities of the 2015 edition of the BioHackathon, an annual event that brings together researchers and developers …
Automated Classification of Tropical Plant Species Data Based on Machine Learning Techniques and Leaf Trait Measurements
The identification of plant species is fundamental for effective study and management of biodiversity. For automated plant species …
Antibiofilm action of zno, sno2 and ceo2 nanoparticles towards gram-positive biofilm forming pathogenic bacteria
Background: The ability to form biofilm and produce several virulence factors has caused numerous human pathogens to become …
Analysis of the phytochemical contents and anti-oxidative properties of Stenochlaena palustris
Stenochlaena palustris (Burm. f.) Bedd, a popular edible fern in Southeast Asia, is considered nutritious and beneficial for human …