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The document delineates the primary domains and recent advancements in exploring the economic insights of green space in urban areas within environmental economics while suggesting potential avenues for future research. The paper aims to achieve three specific objectives: 1) To explore how urban green...

We study a novel resources allocation approach for femtocells according to the quantity of femtocells and available channels in cognitive heterogeneous network. Due to the co-channel manner in macrocells and femtocells, femtocell base station (FBS) is combined with cognitive radio to obtain available...

Services through social media are in great demand because they are direct, convenient and effective besides that social media allows pharmacists to reach consumers quickly and more easily. Destination making WhatsApp Bot to make it easier for users and service providers to communicate, consult and obtain...

During the Covid-19 era, consumer behavior began to shift towards digital. One of the most popular e-commerce sites in Indonesia as a place to shop online is Tokopedia. Lauxes 7 store is an online store that uses Tokopedia as a medium to sell products in water pumps. The Lauxes 7 store wants to be at...

Closed-loop control or open-loop control of proportional valve can be completed when the drive current of electro-hydraulic proportional valve is provided by electro-hydraulic proportional amplifier. The control performance of proportional valve can be directly decided by the electro-hydraulic proportional...

Metal doping carbon aerogels are prepared via polymerization of glutaraldehyde and chitosan with Ni(NO3)2 and Co(NO3)2 doping under freeze - drying method. The as - prepared product are carbonized at 900 °C in a nitrogen atmosphere. The obtained doping carbon aerogels were characterized by means of N2...

In order to understand the impact trend of big data technology on logistics supply chain, and find out the development idea of applying big data in logistics supply chain, the logistics supply chain based on big data technology presents the development trend of intelligentization, co-biochemistry, short...

Rolling tension control is an important factor to ensure the quality of steel products. In actual production process, there are shortcomings such as large overshoots, long adjustment time and the parameters are difficult to adjust in real time because rolling tension model is a high-order nonlinear system...

In order to implement the optimal utilization of energy and stable running of system in the stand-alone PV generation system of microgrid,the control mode of DC-DC converter has to switch frequently between MPPT control and constant voltage control.And the two modes have its own control strategy and...

The existing model of territorial administration in Russia is based on the redistribution of income in a benefit of the federal government, and then financial support is provided to the regional administrations using various tools. Thus, with the withdrawal of most of the income from the regions into...

Against the backdrop of increasingly fierce technological competition, technology mergers and acquisitions (M&As) have become an important way for enterprises to quickly obtain innovative resources, but the integration process is accompanied by significant risks. Through literature review and case...

During the Covid-19 pandemic, pregnant women became a vulnerable group, so pregnant women were worried about their pregnancy. Pregnant women required special attention and services related to preventing anxiety so that it did not manifest in more severe psychological disorders. In this case, midwives...

Background: Arterial stiffness as measured by carotid-femoral pulse wave velocity (PWV) has been shown to predict cardiovascular events [1]. However, PWV is blood pressure (BP) dependent [2,3] leading to the development of cardio-ankle vascular index (CAVI) as a more blood pressure-independent index...

PHB is similar with non degradable plastic which is widely used in most properties. It is supposed to be an excellent substitute of traditional petrochemical plastics because of its biodegradable character. However, the production cost of PHB is much higher than that of traditional plastic. The substitution...

Agricultural insurance is a crucial component of agricultural risk management, and the study of agricultural insurance development can help farmers to some extent lower their production risk. The relationship between agricultural insurance and agricultural economy is analyzed empirically by using unit...

In the process of heating for materials, ordinary PID control methods cause the high temperature overshoot, which damages the structure and properties of the sample. In views of the large thermal inertia under the vacuum system, A PID control based on dynamic temperature assignment (PID-DTA) was proposed....

this paper expects to examine the causal relationship of clean/fossil energy consumption with economic growth, environmental issues, and social problems. Especially, China consumed 2,735 million tons of oil equivalent of primary energy including 86% of fossil energy and 12.3% of clean energy, accounting...

There has been a wide discussion about whether efficiency and environmental protection goals should co-exist in EU competition law. This article argues that efficiency and environmental goals should co-exist. This is because the traditional efficiency-only analysis is likely to cause market failure and...

This paper, based on existing researches, taking journal articles on environmental effect of trade as research object to explore the field’s research status, hot spots and novel direction by applying co-word clustering analysis and strategic diagram. By taking the relevant literature in CNKI database...

Institutional fragility in maritime community governance often surfaces when corporate-led participatory structures dissolve, leaving dialogue without an institutional home. This study examines the aftermath of PT Pupuk Kaltim’s Corporate Social Responsibility programme in Malahing, a floating tourism...

A novel approach to organic-inorganic asymmetric particles through the co-assembly of block copolymers (BCs) and magnetic Fe3O4 nanoparticles (NPs) in solution is demonstrated. When 11-mercaptoundecanoic acid (MUA) modified Fe3O4 NPs and an amphiphilic block copolymer polystyrene-b-poly (2-vinylpyridine)...

In this paper, based on the multi-body dynamics simulation software, RecurDyn, virtual prototype model of a tracked mobile robot has been built, and with the RecurDyn interface connected to the Simulink control software, it was realized to build a control co-simulation platform of the tracked mobile...

The study presents a case study to evaluate the use of Audio Technology WhatsApp to support asynchronous audio discussions. The study discusses the possibility of learning strategies and pedagogic thinking. Technology is implemented in modules for learning activities. The focus of the study is the possibility...

As an emerging e-commerce format, live stream sells have been favored by many consumers. However, this booming market is also accompanied by a series of regulatory problems: Such as misleading information and lagging traditional regulatory means. Aiming at the supervision of e-commerce live streaming...

Multi-generational families are common in Indonesia, but research in this context is still very rare. This study is conducted to understand how grandparents and parents in the context of multi-generational families jointly carry out childcare using a qualitative case study approach. In-depth interviews...

Background: Cardio-ankle vascular index (CAVI) has long been considered a measure of arterial stiffness independent of short-term changes in blood pressure (BP) [1]. Recently and theoretically, CAVI was found to be partially affected by actual BP, thus, a novel BP-corrected index, CAVI0, was proposed...

The hydraulic model is an important experiment system for studying the hydrological characteristic of river, lake and choosing the engineering project of port, dam and sea-route. The quality of the hydraulic model tests mainly lies on the measurement and control technology. This paper presents a hydraulic...

The preparation of C4 alkenes using ethanol coupling is an important reaction in chemical production, and the catalyst combination and temperature have a significant impact on the extent and efficiency of the reaction. This paper provides a model for seeking the maximum C4 alkenes yield by designing...

In this paper, stabilizing control of tracked unmanned ground vehicle in 3-D space was presented. Firstly, models of major modules of tracked UGV were established. Next, to reveal the mechanism of disturbances applied on the UGV, two kinds of representative disturbances (slope and general disturbances...

Energy management system (EnMS) is the key means of enterprise energy management. As one of the leading provinces in promoting the application and development of EnMS in China, Shandong Province released the first provincial EnMS Standard (DB37/T 1013-2008) in 2008 and had have 1045 enterprises operated...

This article investigates the changing motivations of Corporate Social Responsibility (CSR) in China, especially in the micro food and beverage industry by using a bibliometric research technique that conducts a thorough literature review, outlining the critical themes and trends in CSR efforts among...

Taiwan has significantly varying terrains, and majority of its population centralize in the plain area, where most cities are located. Most buildings here are for both commercial and residential use, and they are expanding upward in order to make use of the space better. In such high-rise buildings,...

The increasing pressure that global brands face to become sustainable has made using renewable energy in their operations a competitive edge. This article examines Indonesia’s new find of 17 ocean energy sites with an estimated capacity of 60GW as an opportunity geostrategically for global brands in...

PbTiNb2O8 is a new piezoelectric ceramic that satisfy applications of energy harvesters. Complex structure change and dipole relaxation of Pb-site doping PbTiNb2O8 piezoelectric ceramics were investigated. The synchrotron radiation study results show that with 5mol% divalent cation substitution to Pb-site...

In order to solve the problem of central heating energy wasting and uneven heating this paper presents a novel heat ex-changer(jet heat ex-changer) and designs a new central heating system compared with the traditional central heating system based on this new kind of heat ex-changer.This new central...

The support CeO2 was prepared by thermal decomposition method, and the Cu-Co-Ce-O catalysts were synthesized via impregnation method. The prepared catalysts were characterized by X-ray diffraction (XRD) and Fourier transform infrared spectroscopy (FT-IR) techniques, and their catalytic properties for...

This article discusses the practice of public service innovation in vulnerable groups in Dolopo District, Madiun Regency. Through qualitative methods, this article aims to identify the situation and conditions for the implementation of innovations in public service programs; Thus, analyze the factors...

This paper uses the citespace software developed by Li Jie and Chen ChaoMei to download all the literatures from 2010 to 2021 in the web of science database with the theme of "strategic human resource management". The keywords of this topic are analyzed visually and the keyword co-occurrence...

This paper proposes a parallelization method for meta-heuristic particle swarm optimization algorithm to obtain a convincingly fast execution and stable global solution result. Applied the proposed method, the searching region is efficiently separated into sub-regions which are simultaneously searched...

The united front, as a political union, can play an important role in building a new political-business relation through the action mechanism of organizational embeddedness and political absorption. Chinese united front needs to be further improved in terms of embedding effect, integrity of elite co-optation...

Under the background of digital economy, the deep integration of digital technology and manufacturing industry, as well as the acceleration of the digital level, has a profound impact on the value co-creation BMI of enterprises. Based on the survey data of 280 manufacturing firms, this research studies...

Radio Frequency Identification (RFID) is an advanced technology, which can be applied to automatic data identification, acquisition and distribution. When utilized in power grid logistics management, this technology will assist to improve the logistics management efficiency. However, RFID hasn’t been...

The proportional-integral-derivative control (PID) is the most popular approach in industry and commerce, due to its simplicity, low cost and effectiveness. Unmanned aerial vehicles (UAVs) have been used widely nowadays, focusing on agriculture, recues and other fields. Quadrotors have nonlinear and...

Coastal governance in Indonesia has become a critical area of study due to the country’s vast archipelagic geography, ecological vulnerability, and socio-economic dependence on marine resources. While research on this topic has grown steadily, there has been limited systematic mapping of its scholarly...

In this paper, the design scheme of fractional order proportional integral (FOPI) controller for the second order plus time delay model of aeration of activated sludge wastewater treatment process are presented. It is found that the two controllers designed by the proposed tuning method not only make...

In the present scenario, markets are becoming highly volatile, and organizations aspire to flourish in an ever-changing and dynamic environment. Due to the rapid change in the current market, the products and services offered by firms should keep up with the pace of technological advancement. While combining...

In view of the disequilibrium problem of city agglomeration transport supply and demand, structure non-equilibrium model of transport supply and demand was put forward considering the mutual feed mechanism of transport supply and demand structure. Firstly, based on a clear definition of scope to city...

Urban renewal and sustainable urban development are two important research directions in the development of modern cities, and they are also an inevitable process in the development trend. This paper reviews the development process of Chinese cities since 1990 through the Bibliometric analyse. Through...

The ideological and political education of college students in the new era is facing more difficulties and challenges, which require the teachers and counselors to work together to educate people. This paper carries out the practical path by expounding the importance of university co-education, from...

This paper analyzes the development factors and existing problems of small micro-tech enterprises. Taking the growth experience of Sanya Yunxin Technology Development Co., Ltd. in Qiongzhou University National University Science Park as an example, this paper analyzes and studies the direction of development...