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Ardisia elliptica is one of Indonesian medicinal plants known as Lampeni. Some studies proved that Ardisia elliptica has activities as antibacterial, antiviral, antiplatelet, antiplasmodial and antiproliferative in cancer cell line. Its leaves contain some phytochemical compounds such as α-amyrin, β-amyrin...

The paper analyzes polymer fibrous ion-exchange materials on the basis of polyacrylonitrile matrix released as KN-1 cation exchanger and AS-1 and AN-1 anion exchangers. The purpose is to study the sorption properties of the specified materials in relation to multicomponent salt solutions of heavy metals....

This design uses High Performance Capillary Electrophoresis (HPCE) to determine the Paeonol’s content in huangliansu tablets. Electrophoresis separation controlled conditions for uncoated fused silica capillary column (75 m×52 /60cm) injection height 7.5cm, and using a concentration of 40 mmol/L borax...

A novel sulfur ion exchange fiber - thiosemicarbazide chelating ion exchange fiber (TSCIEF) was prepared by nucleophilic substitution reaction of chloramethylated polypropylene graft styrene (CPP-g-St) fiber and thiosemicarbazide, using anhydrous ethanol as swelling agent. The structure of TSCIEF was...

Many parameters are used to determine the quality of waters, one of which is Total Suspended Solids (TSS). In addition to direct data measurement and field sampling, TSS concentrations can also be estimated from satellite data by developing models based on the reflectance of the light received by the...

SWCNTs are widely used in the fields of biomedicine, electronics and energy storage. With the increasing of SWCNTs production, SWCNTs are likely to present in the environment. In this work, a series of concentrations of SWCNTs were used to test the toxicity to human epithelial cells (A549). Results showed...

Retaining university students after their graduation is one of the goals pursued by many cities. Understanding the college graduates’ willing to stay is of great benefit to the task improvement. Drawing on in-depth interviews with 9 college graduates who stayed in Quanzhou city where their universities...

The ecological security of Iodic agent was firstly studied in the domestic. To investigate environmental toxicology of the new developed of Cydiodine Powder(CDP), we research toxicity of CDP to zebrafish and earthworm, and the skin and eye irritation studies to rabbit. The static method, with reference...

Sprouts being explants, the factors affecting in vitro culture and plant regeneration of L. edulis were optimized by orthogonal design and tissue cultured seedlings were obtained on culture media with different concentrations of hormones. The results showed that the optimum compositions for primary culture,...

In this paper, a specific florescence detection system for florescence isothiocyanate (FITC) was developed which could be controlled by the intelligent mobile phone through Bluetooth. FITC is a popular fluorescent dye in biological application. According to its fluorescent characteristic, the light emitting...

The hot deformation behavior of Mg-4Sn-1.5Pb Magnesium Alloy was investigated by hot compression test in the temperature range 250 -400 and strain rate range 0.001 s-1-10 s-1 on Gleeble-3500 simulator. The calculated hot deformation activation energy Q is 158.144 KJ/mol. Stress exponent is 6.6. The deformation...

The study deals with the visible-light-driven photodegradation of dye pollutants, especially for methylene blue(MO) over silver phosphate photocatalyst. The Ag3PO4 photocatalyst was synthesized by a simple ultrasonic-assisted ion-exchange method in weak acidity solution including silver nitrate, sodium...

To enable hazard-free treatment of swine manure, a bacterium capable of using oxytetracycline as the sole source of carbon (Staphylococcus sp. TJ-1) was isolated. The organism was able to degrade 80.7% of oxytetracycline in 5.5 d when cultured at pH 7.0, 30°C and 100 mg/L of oxytetracycline. For its...

This research aims to determine the effect of email newsletter services from online media Catch Me Up! what makes Gen Z’s interest in reading news increase or not. The method used in this study is a qualitative method, namely conducting a survey by distributing questionnaires, where the target is generation...

The purpose of the present study was to evaluate the anti-fatigue and anti-hypoxic effects of Lycium barbarum polysaccharides (LBP) in mice. The mice were randomly divided into four groups, a control group and three treatment groups. The treated groups received different doses of LBP (125, 250 and 500...

Compression tests of Mg-4Al-3Ca1.5Zn-1Nd-0.2Mn Magnesium alloy as-extruded were carried out on the Gleeble-3500 thermo-mechanical simulator. The compression testing temperatures were in the range of 200–350 at intervals 50 , while the imposed constant true strain rates were 0.001, 0.01, 0.1, 1 and 10S-1.True...

Magnesium alloys as the emerging commercial metal structure material have excellent specific properties and stability, which is more and more important for researcher. The magnesium alloy of Mg-Al series, Mg-Zn series, Mg-RE series included Mg-Y series alloy, Mg-Gd-Y series alloy, Mg-RE-Zr series alloy,...

To accelerate low-carbon economical de-velopment, an intelligent energy-saving bathing system for residential area based on sensor network is presented for the reason that sensor network has the ad-vantage of low-power transmission. It is provided by a number of experiments that this bathing system has...

Water is an essential natural resource for improving economic activities, especially in urban areas which have domestic and industrial activities. The massive freshwater resource on earth is groundwater. In contrast, the volume of groundwater resources is minimal compared to the whole water volume in...

With microcrystal muscovite (MCM) as the carrier, butyl titanate as the source of titanium, acetic acid as the inhibitors, copper nitrate as dopant, Cu-doped nano-TiO2/MCM composites were prepared by the sol–gel method. Then the composites were calcined at 500 oC for 2 hours. The samples were characterized...

This study aims to identify the leadership style and the strategy used by the leader in satisfying both internal and external stakeholders. Leadership variables function as a strategy to shift the role of the university from a market follower to a market leader. This is a phenomenology using qualitative...

Exposed to air and water, the oxidation of sulfide minerals (e.g. pyrite) in coal mine waste can result in serious environmental problems such as acid mine drainage (AMD). Thiobacillus ferrooxidans is generally regarded as the principal iron-oxidizing bacteria involved in the process of sulfide oxidation....

One of IB curriculum’s characteristics is student-centered learning. The teacher’s role is to facilitate students to be actively involved in learning The purpose of this study is to describe a pre service teacher’s efforts to increase pedagogical competence in the implementation of the IB curriculum...

Plant productivity and quality in plant factories with artificial lighting (PFAL) depend on lighting control. Planting medium and plant nutrient affect aromatic crop germination, crop growth, and essential oil yield. For 12 h, LEDs provided artificial grow illumination in three ratios: 100% blue, 100%...

This paper is to study the effects of different mixed planting patterns of Chinese fir (Cunninghamia lanceolata) on nutrient contents in plant. One-year-old seedlings of C. lanceolata were used and mixed plantation of C. lanceolata with both Michelia macclurei and Schima superba in high planting density...

Sentiment Analysis is an important research area in data mining. Recently, various topic models for aspect detection and sentiment analysis have been proposed, many of which are based on Latent Dirichlet Allocation(LDA) unsupervised machine learning approach. LDA requires the number of topics in advance...

In this article, the scale and corrosion inhibition performances of Polyaspartic acid (PASP) and PASP-based composite were studied. The results showed the single PASP has good scale and corrosion inhibition performances, but the quantity of PASP used for corrosion inhibition is large (100mg/L). To reduce...

minium; There are many advantages of high purity alumina. hydroxide as raw material, through making ammonium aluminum sulfate as precursor, prepared high purity alumina after high temperature in this study. By adding ammonia to adjust the pH of the precursor in this experiment. make range of pH from...

Creep deformation behavior of Grade 91 steel used for steam cooler has been studied. Creep tests were carried out using uniaxial creep specimens machined from the normalized and tempered plate at 838K with stresses of 200, 215, 225 and 250MPa. The creep data were analyzed in terms of Norton's power law,...

Personal satisfaction evaluation of their living environment, not only will affect his Panadol, but also affect their immediate actions and the level of effort for the future. College students are the hope of the motherland future, affect the future direction of their college career is very profound....

Differential offline mineral fertilization of elementary field sectors is one of primary economical and ecological aspects of precision farming. Application of this technologies allows significantly reducing expenses for ammonia nitrate, i.e. fertilization depends on anticipated crop capacity and demand...

A novel mono-stable 4T-SRAM cell is proposed in this paper. The cell is designed in 65nm LPCMOS process and simulated to find out the linear energy transfer threshold of SEU. T-CAD simulation results show that its LETth for data(1) is up to 41.6 MeV/mg/cm2, almost the same as DICE, and the data error...

This study aimed to find out the potential of ethanol extract in rambutan seed to reduce the risk factors of cardiovascular disease by using animal model on diabetes-type 2 (DM-2). The animals used for this study were 3-4 months old male wistar mice with 20-25 grams weight. The diabetes mellitus induction...

Caulerpa racemosa is a marine algae rich in folic acid, thiamine, and caulerpenyne, characterized by potential anticancer, antitumor and antiproliferative properties. Despite the promising potential, the clinical application of natural ingredients often faces challenges due to low bioavailability. To...

Oxidative stress in metabolic syndrome (MS) results in vascular endothelial damage, generates inflammatory reactions, and increases the risk of impaired kidney function. Black cumin seed oil (BCSO) is thought to be able to improve the immune response and protect damage to the kidneys. The purpose of...

The organosilicon-acrylic resin/LDHs nanocomposite was prepared from acrylate, organosilicon Mg-Al-AA-LDHs as well as emulsifier etc with emulsion polymerization methods. The samples prepared were characterized by optical , thermal and gas barrier capabilities testing, Results show the samples were nanocomposion...

Research on the use of negative politeness strategies in speech acts has often been done, but the realization of strategies that speak with negative politeness in speech acts to ask and answer in the classroom learning process by teachers and students has not been fully explained. This article was written...

The emerging techniques in the sensor field include an antenna as a bio-sensor. A simple Planar Inverted F antenna (PIFA) as an implantable glucose sensor to detect variation in glucose level is presented in this paper. The work includes design of PIF antenna using HFSS software and in vitro testing...

Pneumonia is a lung infection that can be caused by bacteria, including Streptococcus sp. Identification of the cause of pneumonia in cats is very necessary so that diagnosis and therapy will be more precise. This study reports on the diagnosis and therapy of streptococcal pneumonia on a cat. A 10-month-old...

With the fast development of packaging design, the usability evaluation has been paid much attention to. On the other hand, with the popularity of the eye movement experiment, the evaluation method based on experimental data has been introduced into the usability evaluation system. This paper, taking...

The effect of T4, T6, T77 and T73 ageing treatments on microstructure and stress corrosion cracking of an Al-4.2Zn-1.6Mg alloy was investigated. TEM study revealed that there is no phase on the matrix or grain boundary in the T4 sample, and the precipitates on the grain boundaries of the T6 sample were...

Experimental investigations on lap welding of magnesium alloy to steel using resistance spot welding with Cu-Zn alloy interlayer are carried out. The effect of welding time, welding current and interlayer thickness on the bonding mode of interface and joint strength has been investigated using mechanical...

One effort to control blood sugar levels is to diet. Strict diet of carbohydrates is not recommended for people with diabetes, because carbohydrates are a source of various nutrients including fiber, minerals, and vitamins that dissolve in water as well as a primary source of energy for the brain and...

Romantic comedy is one of the most profitable and widely watched cinematic genres worldwide. It is characterized by depicting the pursuit of love through comedic situations, presenting this pursuit as the ultimate goal for everyone. This genre portrays models of masculinity and femininity, seeking to...

ITO (indium-tin oxide) conductive glass plates were used as a support of Titanium dioxide films. TiO2/ITO films were prepared by sol-gel and dip-coating method with cheap inorganic salt TiCl4 as a precursor. The photocatalytic activity was evaluated by the photocatalytic decomposition of acetic acid...

Compressive deformation behavior of Mg-5Sn-2.5Pb magnesium alloy was investigated at the temperature range from 250 to 450°C, strain rate range from 0.001 to 10s-1 and the maximum deformation degree of 60% on Gleeble-3500 thermal simulator. The constitutive equations were established by taking peak stresses...

Based on the new advanced oxidation technology activated by sulfate radicals, this work established a promising method on degradation of Methylene Blue (MB). Different effects of operating parameters such as the threshold concentration of sodium persulfate(SPS), initial pH value, coexisting ions and...

Optimization of flocculation-magnetic separation for enhanced phosphorus removal was carried out using response surface methodology (RSM) and Box-Behnken design of the experiment. The effects of mass of ferric salt, mass of magnetic Fe powder and reaction standing time were investigated. 17 tests were...

Yellow fever transmitted by Aedes aegypti is endemic in Ghana. There is currently no known cure, and management involves vaccination and prevention of mosquito bites. Shallot (Allium ascalonicum L.), a member of the onion family widely used for flavouring, produces pungent-smelling leaves traditionally...

Yellow River reservoir water, which is slightly polluted and owns a high content of suspended particles, is studied as raw water in this paper. Online particle counting instrument is used to detect and track the particle content of raw water. Potassium permanganate pre-oxidation process combined with...