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The development of science and technology affects all sectors of life, one of them is technological progress in the aviation world. The wing is the most important part of an aircraft because the wing produces an elevator When moving against the airflow because of its airfoil shape. The airfoils found...

Background: Wave reflection (caused by a stiffness increase from large to small arteries) has been considered to protect against high microvasculature Pulse Pressures (mPP) (1). However, according to transmission line theory, Transmission (T) and Reflection (R) coefficients are proportional (T = 1+R),...

The article is devoted to the development of methodological tools for assessing the effectiveness of technological integration in the manufacturing sector. The background for accelerating the development of technological integration in the digital economy is summarized. A technology has been developed...

The effects of soaking seedlings of four abscisic acid (ABA) concentrations (0, 1, 5, 10, and 20 μmol/L) on physiology and ecology of pea under cadmium stress were studied by the pot experiment. The results showed that the soaking treatment with ABA improved the morphological indexes of pea plants. The...

Nosocomial infections are common complications in hospitals and health services, affecting 5–10% of hospital admissions in developed and developing countries, particularly in low-income countries. The effects of these infections vary, and the risk extends to patients, health workers, and visitor families....

The road served as a ground transportation infrastructure to connect one place to another in order to facilitate economic, social, and cultural activities. Good road conditions make it easier for the population to move around for economic and social interactions. However, road damage not only hinders...

Organic soils are known for their high compressibility, low shear strength, and elevated natural moisture content, which create significant challenges for construction, especially in areas like Khulna, Bangladesh. These soil characteristics can lead to excessive settlement and instability, posing considerable...

Lower body negative pressure (LBNP) has been used to assess the cardiovascular effect of preload reduction. We are the first to use MRI to investigate ventricular volumes and great vessel flow during LBNP. 13 volunteers (23–47 years) underwent LBNP at 0, −5 and −20mmHg. We acquired contiguous short...

Background: Matrix metalloproteinase-12 (MMP12) may modulate arterial stiffening with age [1]. We aimed to study the effect of aging on biaxial arterial stiffness in wild-type (WT) and MMP12 knock-out (MMP12-/-) mice. Methods and Results: After euthanasia, descending thoracic (DTA) and suprarenal abdominal...

Solidified structure and mechanical properties of Mg97Y2Cu1 alloy reinforced by long period ordered structure with 0-0.3%wt Sr addition were investigated. The results indicate that the addition of Sr ranging from 0.1% to 0.2%, solidified structure of the alloy refines and homogenizes gradually. When...

Description in this research is the use of Muscle strength, Explosive power, Cardio endurance, Flexibility and Coordination as a measure of athlete biomotor ability at male athletes. The measurement their Biomotor ability held at the Faculty of Sport Science of Jakarta State University. The research...

A new method to construct aggregation functions is introduced. These aggregation functions are called biconic aggregation functions with a given diagonal (resp. opposite diagonal) section and their construction method is based on linear interpolation on segments connecting the diagonal (resp. opposite...

Simanindo Port is a very important ferry port in connecting Sumatra Island with Samosir Island via waterways. In the transportation system, security and safety are highly prioritized as a form of providing good services. Safety is demonstrated not only to service users, but also to ship operators/ship...

Permafrost thaws accelerate the rates of carbon released by the soil into the atmosphere and cause significant positive climate-change feedback. We selected Munkhkhairkhan mountain as the study area. The main purpose of this study is to estimate GHG emissions and to calculate the emission factor (EF)...

Painlevé equations belong to the class y +a1 y 3 +3a2 y 2 +3a3 y +a4 = 0, where ai = ai(x, y). This class of equations is invariant under the general point transformation x = (X, Y ), y = (X, Y ) and it is therefore very difficult to find out whether two equations in this class are related. We describe...

In order to deal with the quality of Antarctic krill during the storage and transportation process caused by the failure of the supply system and the freezing equipment in the process of storage and circulation in the form of frozen products, the project team changed the refrigerated environment to the...

One important factor in shaping the quality of human resources as a determinant of the success of national development is adequate intake of nutrients, especially during the period of the first 1,000 days of life. In this period, children are susceptible to nutritional disorders, such as impaired growth...

The purpose of present study was to examine the effect of Kiapu (Pistia stratiotes L) in fermented diet on feed consumption, final body weight, feed conversion, feed efficiency and cholesterol content of breast and leg muscle on selected local chicken (SLC). Fermented diet containing different levels...

Background. Stunting is still a complex problem for Indonesia, especially in Nusa Tenggara Timur, the highest stunting rate province. Objective. To find out the relationship between family and infant characteristics for the potential of stunting. Methods. This research was quantitative research with...

The purpose of this study was to determine the ability of physical activity of students of SD Negeri Ngupasan Yogyakarta. The population in this study were upper-grade students of Ngupasan State Elementary School, Yogyakarta. Cluster random sampling was used to obtain 80 students consisting of 36 boys...

Purpose: Changes in myocardial and arterial wall properties/function are consistently reported in patients with established cardiovascular disease1. However, few studies have reported these changes in early subclinical disease. The aim of the present study was to examine cardiac and vascular changes...

As global warming urbanization process accelerated, urban waterlogging problem is increasingly serious, has become the research hotspot nowadays. City rainstorm waterlogging scene simulation is one of the important link in the research of the process in which residents shelter when city rainstorm waterlogging...

The effects of exogenous melatonin on growth and physiological characteristics of Shepherd's-purse seedlings under salt Stress were studied by spraying 5 different concentrations of MT (0, 50, 100, 150, 200 mol-L-1) solution on leaves in Shepherd's-purse seedlings. The result showed that spraying MT...

The effects of soaking seedlings of four abscisic acid (ABA) concentrations (0, 1, 5, 10, and 20 μmol/L) on the growth and cadmium (Cd) accumulation of pea seedlings were studied by the pot experiment. The results showed that, compared with the control, the roots, stems, leaves, and shoots biomasses...

Cowpea is an underutilized legume that has been cultivating in Indonesia. But, the availability of cowpea variety is limited. Cowpea breeding program is started with gene source characterization of germplasm. This research aims to study the yield and its supported component variability of cowpea germplasm....

Cocoa is one of Lampung’s leading commodities. Lampung Province is currently actively carrying out commercial diplomacy activities, especially to increase exports of superior commodities to various countries. Lampung’s cocoa exports are expected to increase in the international market, one of which is...

To reduce the carbon foot prints of recycling, reuse of the waste of the CNC industries is the focus of attention. The present research intends to use CNC waste in the polymer composite which reduces the waste in the landfill encourages to the sustainability of the environment. In the present work CNC...

Purpose: The feasibility of pulse wave analysis (PWA) over 24 hours with oscillometric devices has already been shown and first studies indicate additional information compared to single measurements. Nevertheless, diurnal patterns of PWA parameters in healthy subjects, which can potentially serve as...

Background: A recent study has shown that the central pressure waveform could be determined by a very small set of parameters accounting for the physical properties of the heart and the arteries [1]. Particularly, main pressure features like first systolic shoulder (P1) and systolic (P2) pressures were...

In this paper, Effect of different contents of Ce on ZK20 magnesium alloy by conventional metallographic, X-ray, SEM, XRD, analysis of Ce element exists in the form of ZK20 magnesium alloy and microstructure of action the results show that: in the experimental range (0% ~ 0.68%Ce (mass fraction)), with...

A pot experiment was conducted to study the effects of exogenous melatonin (MT) on photosynthetic characteristics of radish under aluminum (Al) stress. Five treatments were used in the experiment: seeds were soaked with 0 (CK), 50, 100, 150 and 200 mol-L-1 concentrations of melatonin solution. The results...

Fatigue is one of risk factors in an occupational accident and could result in injuries or health problems. This research was aimed at analysing the determinant fatigue risk factors in traditional metal casting industry. The study was a quantitative observational analytic research with cross sectional...

Riau Province is an area that has the largest peatland in Sumatra, namely 4.044 million ha (56.1% of the Sumatra peatland area or 45% of the land area of Riau Province). Peat soils have a low bearing capacity, a high degree of compressibility, and high water content. So peat is unfavorable to support...

Indonesia is a nation characterized by a diverse array of plant species that possess notable health benefits. Among these botanical resources is the Dayak onion, scientifically known as Eleutherine palmifolia (L.) Merr. The Dayak Tribe – an indigenous people of Borneo’s island has historically utilized...

The formation of Islam in the 7th century marked the beginning of a rising era for the Arabic-speaking communities. Among the unique cultural values that significantly contributed to shaping Arab identity is The Perfumed Garden (الروض العاطر في نزهة الخاطر) by Sheikh Nefzawi. Whereas the Kama Sutra of...

Acid mine drainage (AMD) is a mining-related problem that is causing harm to the natural ecosystem. The AMD originates from oxidized and sulfide ore stockpiles and contains high concentrations of dissolved copper and other contaminants. Therefore, many applications have been taken account into to process...

Nutmeg (Myristica fragrans Houtt.) is a native commodity of Indonesia. Propagation of this plant is relatively difficult and takes a long time for germination because of its hard seed coat. This study aimed to evaluate the effect of scarification and gibberellin (GA) application on the nutmeg seed germination....

In June 2020, the Indonesian Government announced to implement a new normal policy as a result of the increasing number of new cases of coronavirus disease (COVID-19) every day, but many new cases until August 2021 were still above June 2020. To control the spread of this pandemic, the Government implements...

Weapon security is crucial in military environments. An automatic weapon rack locking system using fingerprint sensors can be an effective solution to prevent unauthorized access. However, in order to implement an automatic locking system an authorizing method using fingerprint is required. In the image...

Conditional symmetry We investigate conditional symmetry in three directions. The first direction is a research of the Q-conditional symmetry. The second direction is studying conditional symmetry when an algebra of invariance is known and an additional condition is unknown. The third direction is the...

This analysis was intended to compare the level of difficulty and discriminating power on multiple choices and essay items on math test. The research was done by design treatments by subject’s method. The research object was 22 items of multiple choices items and 22 essay items. The essay items were...

Bugis language is one of the main regional languages in South Sulawesi Province as well as the fifth-largest regional language in Indonesia, after Javanese, Sundanese, Madurese, and Betawi languages. In this case, Bugis language, apart from being a daily spoken language, is also used in drama communication....

Ascaris lumbricoides infection is a major public health problem in Indonesia, especially in children. This infection can interfere with nutrient absorption and contribute to malnutrition. This study aims to determine the relationship between Ascaris lumbricoides infection and the nutritional status of...

A pot experiment was conducted to study the effects of exogenous melatonin (MT) on photosynthetic characteristics of Chinese cabbage under aluminum (Al) stress. Five treatments were used in the experiment: leaves were sprayed with 0 (CK), 50, 100, 200 and 400 mol-L-1 concentrations of melatonin solution....

Abaca fiber is a strong natural material that can improve concrete. Fly ash, a by-product of coal power plants, can make concrete more workable and durable. Fibers increase strength but may cause voids if poorly mixed. Fly ash reduces this by refining the concrete’s microstructure and improving the bond...

Self Compacting Concrete (SCC) was an innovation in concrete that could compact itself, with high flowability and workability. SCC did not require mechanical vibration in the placement process within formwork volumes. The purpose of this research was to determine the characteristics of SCC with the addition...

In this paper, Effect of different contents of Ce on the Mechanical Properties of ZK20 magnesium alloy and thermal deformation behavior, through the use of room temperature tensile and compression test thermal simulation, analysis Ce element is present in the form of ZK20 magnesium alloy and its alloys...

Titanium (Ti) based hydrogen-storage materials can absorb hydrogen under mild conditions. However, the materials could not absorb hydrogen without initial activation, owing to the formation of surface oxide layer. For mitigate the initial activation conditions, addition of Pd to Ti based materials were...

The endophytic N-fixing microbes Klebsiella oxytoca NHglj1, Klebsiella oxytoca NHglj2 and Enterobacter asburiae LMw107 of Nitraria were selected to explore the effect of Nitraria schoberi L. plant sap on salt and alkali resistance of its 3 endogenous N-fixing microbes strains in the Winogradsky's N-free...

In this paper a method to extend discrete uninorms and nullnorms on the finite chain L = {0, . . . , n}, to uninorms and nullnorms defined on the set of discrete fuzzy numbers whose support is a set of consecutive natural numbers contained in L is presented. Some basic properties of discrete uninorms...