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The objective was to study the changes in vascular function of HIV-1 (subtype C) infected black Africans over three years. In a longitudinal study (2005–2008) we compared the vascular function of 140 HIV+ (newly diagnosed) black Africans from the North-West province, South Africa. Seventy seven of the...

An electrochemistry sensor composed of glass carbon electrode modified with [ZnSO4{ZnCl2(u-S-CH2CH2NH2}]n was used for the determination of mercury(II) ions with differential pulse voltammetry(DPV) in 0.1mol/L KCl solutions. The proposed electrochemistry sensor had good operating characteristics towards...

This paper presents a dual circular polarization microstrip antenna with different sizes of two square patches stacked, so that it can realize dual-band antenna. Right circular polarization in S band is achieved by the upper patch antenna with diagonal corner cut method and with single feed method. The...

The article analyzes the problem of alcohol behavior of women of reproductive age in Eastern Siberia and assessment of their quality of life. The authors analyze the current research of this problem and make a conclusion about the ambiguity of the solution of the problem of alcohol behavior in women...

By using gauge transformations, we manage to obtain new solutions of (2 + 1)-dimensional Kadomtsev–Petviashvili (KP), Kaup–Kuperschmidt (KK) and Sawada–Kotera (SK) equations from nonzero seeds. For each of the preceding equations, a Galilean type transformation between these solutions u2 and the previously...

We consider the rational potentials of the one-dimensional mechanical systems, which have a family of periodic solutions with the same period (isochronous potentials). We prove that up to a shift and adding a constant all such potentials have the form U(x) = 1 2 2 x2 or U(x) = 1 8 2 x2 + c2 x-2 .

This paper researched the correlation between the management capability and the corporate environmentLal investment of enterprise by using the operating data from A-share heavily polluting industry listed companies in Shanghai and Shenzhen (2010-2015). It can be found that: it is a "U" type relationship...

This paper measures the new industrialization level and its development tendency in Chongqing by analytic hierarchy process and grey correlation degree analysis through a specially-constructed evaluation indicator system. As the study demonstrates, the city's longitudinal new industrialization development...

Students’ conception is defined as the way students make sense of a range of natural phenomena. Identifying students’ conception is essential because it leads to more focused teaching and enables teachers to prevent and eliminate misconceptions. The four-tier test is chosen because it is a stronger and...

Plasminogen activator inhibitor (PAI-1) is the key inhibitor of the fibrinolytic system, modulating cellular responses associated with vascular remodeling. Elevated plasma PAI-1 has been positively correlated to systolic- and diastolic blood pressure, measured in the brachial artery, and is increased...

Speaking is a very important skill that needs to be practiced in the classroom. However, students are commonly afraid to communicate in the classroom especially when it comes to oral communication. Based on the finding in the preliminary study the main reasons are the fears to get negative response towards...

To investigate the impact of the degree of marketisation on the innovation efficiency of manufacturing enterprises. Taking the financial report data of 3300 listed manufacturing companies and the total marketisation index of their regions as samples from 2012 to 2021, the two-stage DEA model is used...

This paper mainly studies the impact of enterprise digital transformation on technological innovation. Based on the whole industry data of A-share listed enterprises, the paper analyzes the text of enterprise annual report and extracts digital keywords to construct core explanatory variables, and takes...

The studies of prosocial behavior have been wide and various, but few researchers use embodied cognition theory to study prosocial behavior. As important sensations to individuals, the influences of haptic sensations on cognition have rarely been studied. In this study, embodied cognition theory is used...

The braking system is one of the supporting factors for safety and security on trains. In railway braking systems in various countries, composites have been used as brake shoe materials because composites meet several criteria to replace cast iron brake shoes. Nylon has been used in various automotive...

Type 2 Diabetes Mellitus (T2DM) is a chronic disease indicated by blood sugar level disorder and also influenced by genetic and environmental factors. Many diabetes patients experience dyslipidemia, which is known as diabetic dyslipidemia. In the latest research, SLC2A1 gene polymorphism is strongly...

From 2002 to 2011, the relation between education investment and GDP is linearly increase in China, the speed of increasing is an inverted "U" type, the whole country and the four class areas based on regional differences classification are all so. Study shows that the economic effect of education investment...

Based on the corporate life cycle theory, the effects of corporate excess cash holdings on firm value is conducted in this paper. The results show that a significant inverse U-shaped relation exists between excess cash holdings level and firm value. It indicates that lots of companies face the problem...

This paper aims at discussing the roles of accurate and efficient diagnosis of brain tumors in enhancing patient diagnostic results and treatment plans. Magnetic Resonance Imaging (MRI) plays a significant role in the diagnosis of brain tumors because of high-resolution imaging of the brain region. But...

With the expected growth in mobile robotics the demand for expertise to develop robot control code will also increase. As end-users cannot be expected to develop this control code themselves, a more elegant solution would be to allow the end-users to teach the robot by demonstrating the task. In this...

Children under five are an age group that susceptible to malnutrition and considered as one of the vulnerable groups in nutrition. Malnutrition in infants may result in disruption of physical growth and intelligence of children. Failure to grow due to malnutrition in infancy (the golden age) will have...

This paper discusses the impact of digital economy development on the level of industrial synergistic agglomeration and the mechanism of its role based on the panel data of 110 cities in the Yangtze River Economic Belt from 2011-2019. The results show that: (1) The development of digital economy in the...

People's violations on social order regulations are have become a common phenomenon. As illustrations, traffic rules are violated every day, roads and sidewalks are shifted into a street vendor's booth or a parking lot. As can be seen from the foregoing violations of the public order, Indonesian society...

In this article, a compact RFID reader antenna operated on UHF band and WLAN with circular polarization is proposed. The antenna is comprised of an inverted L-shaped strip and an asymmetric U-shaped strip. The antenna is fed by a coplanar waveguide (CPW) line. The simulated result for -10-dB impedance...

Artificial intelligence not only promotes the high-quality development of the manufacturing industry but also intensifies the job substitution effect. To explore the nonlinear impact of artificial intelligence on the job performance of manufacturing employees, a conceptual model of artificial intelligence...

This paper designs three spatial correlation models, and uses dynamic spatial Durbin model to empirically analyze the impact of online retailing on household consumption expenditure from two dimensions of space and time. The results show that: online retailing has only a short-term impact on household...

Fiber reinforced polymers (FRP) have been widely used in retrofitting or strengthening concrete structures in recent years. This is due to the various advantages of FRP composites, including high strength-weight ratio, high tensile modulus, superior corrosion resistance and ease of applying in strengthening...

At the present stage, the issues of digitalization of economic processes and the penetration of information technologies into all areas of activity are very relevant. The aim of the study is to identify the features of enterprise management in the context of digitalization and the formation of an algorithm...

A horizontal liquid-solid multi-tube circulating fluidized bed was designed to study the influence of front header distributor, liquid velocity,Kenics static mixer to various particle’s distribution and discuss the pressure of front header to back header. The CCD image measurement and data processing...

This research aims to identify the potential of utilizing adventure games to emphasize the waste disposal as environmental problems through the use of visual elements. Adventure game is one of the popular game genres that is known for its ‘open world’ system that allows players to explore every inch...

Based on the Synopsys physical design tool IC Compiler, taking the design of BES6799 chip under SMIC 0.18 m Logic 1P5M process as an example, this paper analyzed and compared the clock skew and clock cell area of clock trees which are built by three methods, such as inserting inverter, buffer, combination...

This study aims to determine the effect of substrate types on the crude activity of cellulase enzymes from local agricultural waste such as peanut shells, coconut fibers, brans, and teak leaves with the variations of incubation times (day 1, 3, 5, and 7) produced by Trichoderma viride. Enzyme activity...

Digital Inclusive Finance (DIF) has improved the convenience and efficiency of financial services, reduced banks’ operating costs, and promoted the stability of commercial banks. This study aims to explore the impact of DIF on credit risk in Chinese commercial banks. An empirical analysis is conducted...

The background of this research was based on the lack of adequate research results to describe bound vowel graphemes in the Balinese script writing system with all its complexities. The purpose of this research was to decipher bound vowel graphemes and their behavior in a writing system based on Balinese...

Innovative entrepreneurial activities originate from the identification of entrepreneurs’ opportunities for innovation. Using the questionnaire survey method, the hypothesis of complex relationship between entrepreneurial creative thinking, optimism degree and innovation opportunity identification was...

Self-management is behavior change that is managed by the individual himself to change behavior with self-awareness. The application of self-management techniques through group counseling activities proves the effectiveness of reducing student aggressiveness. Before doing the treatment, the researcher...

The paper presents a survey of some new results concerning the approach to construction of explicit solutions for nonlinear evolution equations du/dt = F[u], proposed in [1, 2].

This study aims to see if there is any influence of the training series method on the ability passing of SSB Putra Wijaya Padang soccer players. This type of research is a quasi-experiment conducted at the Kompi A Lapai Padang field starting from July 4 to August 3, 2018. The population in this study...

The features of professional pedagogical activity increase the likelihood of teachers’ health decline. However, having the resources to cope with difficulties can mitigate the tension caused by occupational stress. In recent years, many authors have noted that chronic fatigue syndrome is a multi-causal...

Organic waste, such as fruit peels, has potential to be processed into useful products, for example through fermentation into garbage enzymes (GE) or also known as eco-enzymes. This study aims to determine 16S rRNA gene fragment amplicon of metagenomic DNA, antibacterial activity against the Staphylococcus...

This study successfully leveraged chicken eggshells to fabricate sulfur-doped calcium carbonate(S/CaCO3) nanocomposite semiconductor materials. The synthesis process employed the sol-gel method through two eco-friendly steps. The first stage is the synthesis of calcium oxide nanoparticle precursors (CaO...

This paper attempts to analyze the factors affecting the carbon emissions in China, and the central, eastern and western regions of this country respectively, by building models of carbon emission affecting factors and using inter-provincial panel data from 2005 to 2009. This research shows that the...

One translation model in Southeast Asia languages is "word for word translation" between Arabic and Javanese language. This model reflects a great relation of Asian, Arabic, and Javanese cultures. This cultural relation was shown in the moral ethic book of Bidayatul-Hidayah written by Imam Al- Ghazali,...

Thyroid cancer remains one of the most common endocrine malignancies, with a steady global increase in incidence. In Uzbekistan, persistent iodine deficiency continues to influence the structure and clinical course of thyroid malignancies. This research aims to evaluate clinical, morphological, hormonal,...

This paper intends to explain two issues, the Proto-Austronesian reflex (PAN) into Buru language (Br) and its correspondence with Collins's (1981) view. A PAN top-down approach reconstructed by Blust and Trussel (2015) is employed to see the realization in Buru. The data that have been collected using...

We attempt to reconstruct the irreducible unitary representations of the Banach Lie group U0(H) of all unitary operators U on a separable Hilbert space H for which U - I is compact, originally found by Kirillov and Ol'shanskii, through constrained quantization of its coadjoint orbits. For this purpose...