978 research outputs found

    Implementation of a lean six sigma approach in the manufacturing sector: a systematic literature review

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    Lean Six Sigma is a continuous improvement methodology that aims to reduce production costs, improve organisational capability, and maximise the value for shareholders. This paper aims to explore the most common themes within LSS in the manufacturing sector, and to identify any gaps in those themes which may be preventing users from getting the most benefit from their LSS strategy. This paper also identifies the gaps in current literature and develops a research agenda for future research into Lean Six Sigma themes. The following research is based on a Systematic Literature Review of 33 papers which were published on LSS in the top journals in the field and other specialist journals, from 2000 to 2012. There are important themes cited in this paper which are; Critical Success Factors, benefits, motivation factors, limitations and impeding factors. However, there are many gaps and limitations that need to be covered in future research

    Penerapan Metode Bercerita untuk Meningkatkan Motivasi Siswa dalam Menceritakan Pengalaman pada Siswa Kelas 1 SDK Rateroru

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    This study aims to determine; (1) The motivation of the 1st graders of SDK Rateroru, (2). The ability to tell stories in grade 1 students at the Rateroru SDK after the storytelling method is applied. This research is a classroom action research, and it is carried out in 2 cycles. The data collection techniques used were (1) observation, (2) tests and (3) documentation. The subjects of this research were 13 students of Grade I SDK Rateroru. The results of the research and discussion show that; (1) The storytelling learning method has been applied well in the learning of Grade 1 students at SDK Rateroru; (2) The storytelling motivation of grade I students increased after the storytelling method was applied in the Rateroru SDK. This can be seen from the results of observations in the pre-cycle of 13 students, 4 students (86.23%) had less motivation and 9 (30.77%) students had sufficient motivation. In the first cycle, it shows that from 13 students 5 (38.46%) students have motivation in the criteria of less and 8 people (61.54%) students have motivation in the criteria of sufficient. In the second cycle there was an increase from 13 students, 3 (23.07%) had high criteria motivation and 10 students (76.93%) had very high motivation criteria

    High-resolution 3D direct-write prototyping for healthcare applications

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    The healthcare sector has much to benefit from the vast array of novelties erupting from the manufacturing world. 3D printing (additive manufacturing) is amongst the most promising recent inventions with much research concentrated around the various approaches of 3D printing and applying this effectively in the health sector. Amongst these methods, the direct-write assembly approach is a promising candidate for rapid prototyping and manufacturing of miniaturised medical devices/sensors and in particular, miniaturised flexible capacitive pressure sensors. Microstructuring the dielectric medium of capacitive pressure sensors enhances the sensitivity of the capacitive pressure sensor. The structuring has been predominantly achieved with photolithography and similar subtractive approaches. In this project high-resolution 3D direct write printing was used to fabricate structured dielectric mediums for capacitive pressure sensors. This involved the development and rheological characterisation of printability-tuned water soluble polyvinyl pyrrolidone (PVP) based inks (10%-30% polymer content) for stable high-resolution 3D printing. These inks were used to print water soluble micromoulds that were filled and cured with otherwise difficult to structure low G’ materials like PDMS. Our approach essentially decouples ink synthesis from printability at the micrometre scale. The developed micro moulding approach was employed for printing pyramidal micro moulds, that were used as templates for fabricating pyramid structured dielectric mediums for capacitive pressure sensing. The power of the approach was used to alter the microstructures and reap enhanced pressure sensing characteristics for effective miniaturised capacitive pressure sensors. A pressure sensing ring – that could be worn by doctors and surgeons – was prototyped with our approach and employed successfully to monitor in real-time the radial pulse signal of a 29 year old male volunteer. The print resolution of the inks was enhanced by formulating and rheologically characterising a PVP/PVDF polymer blend ink that would wet the printing nozzle less due to the hydrophobicity of the PVDF

    The nature of a-movement in Arabic raising and passive structures

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    The main aim of the thesis is to analyze the syntactic features of “raising and passive structures.” This thesis presents an overview of some of the essential analyses of raising and passive in Standard Arabic. The dissertation not only discusses the two central analyses of argument movement in Standard Arabic but also provides key modifications of Soltan’s (2007) analysis of raising and passive structures, with data that Soltan did not consider and with certain new theoretical proposals involving the inventory of functional projections available in Arabic

    level of Nutritional Behavior and its Relationship with some Fitness Components of Tenth-Grade Female Students Who Are Participate in King Abdullah II Award for Physical Fitness in Karak Governorate

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    This study aimed at recognizing the Level of nutritional behavior and its relationship with some fitness components of the tenth-grade female students in Karak Governorate who are participating in King Abdullah II Award for Physical Fitness, and to recognize the different in Level of nutritional behavior and the level of fitness components on school level and ministry level, where the Descriptive Approach was used. Whereas, the study sample consisted of (157) students, (42) students were qualified for the award at the Ministry level which equals a ratio of (26.7%) of the total study population. A questionnaire of (40) items was used and distributed to three domains that are (nutritional behavior regulation, food type, and food quantity). Arithmetic averages, standard deviations, percentages, (T) test for independent samples, and Person’s Correlation Coefficient were used as well. Results showed that there is a relationship between the level of nutritional behavior and fitness of the tenth-grade students in Karak governorate who are participating in King Abdullah II Fitness Award, and the Level of nutritional behavior for female students was mediocare. The researcher recommended that school curricula relating to health and nutrition should be reconsidered, in addition to the necessity for providing schools with nutritionists in order to provide students with proper information about nutrition and nutritional habit

    Ellipsis in Iraqi Arabic: An Analysis of Gapping, Sluicing, and Stripping

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    The purpose of this paper is to explore the syntax of ellipsis in Iraqi Arabic. The paper sheds light on three types of ellipsis in Arabic and English, namely: sluicing, gapping, and stripping and puts each of them in a comparison between Iraqi Arabic and English languages in addition to Arabic dialects. To the best of my knowledge, these elliptical structures have not been studied in Iraqi Arabic before. Therefore, this study offers the first description of these phenomena from a generative standpoint. The paper argues that the three types of ellipsis mentioned above can be the result of Phonological Form (PF)-deletion and not Logic Form (LF) copying. For example, sluicing exists in Iraqi Arabic which is derived by wh-movement followed by Tense Phrase (TP) deletion at PF. Moreover, pseudosluicing exhibits a challenge to the preposition stranding generalization. Data show that pseudosluicing is allowed even when preposition in Iraqi Arabic cannot be stranded in regular wh-questions. Moreover, gapping occurs through Across-The-Board (ATB) movement to low-coordination construction of two vPs. The data of this study also shows that gapping in Iraqi Arabic has the three properties proposed by Johnson (2009). Finally, stripping can be derived by the movement of the remnant out of TP plus deletion of that TP at the PF boundary similar to Depiante (2000), Merchant (2003) and Kolokonte (2008) proposals. Based on facts of binding and p-stranding properties, stripping can be derived by the movement of the remnant to the left periphery followed by TP deletion

    The Syntax of Negation in Iraqi Arabic

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    This dissertation is a study of negation in Iraqi Arabic. It investigates the syntactic properties of negation in this dialect by presenting some previously unnoticed empirical facts about this phenomenon and by analyzing its theoretical significance for Arabic syntax in particular and Human language in general. Iraqi Arabic is a cluster of subdialects that show an interesting systematic microvariation in the use of negative expressions. The first goal of this dissertation is to present the syntactic properties of negation in all these subdialects through a detailed description and comprehensive survey. Based on this survey and description, these subdialects, are divided into two major groups: ma group and ma-ʃ group. A syntactic analysis is then developed to explain the behavior of negation in each subgroup, challenging some standard and widely accepted analyses in the literature (Benmamoun 2000, 2013, and Soltan 2007, 2014). The second major goal of this dissertation is to examine the interaction between negation and the so-called Negative Sensitive Items (NSIs) namely: Negative Polarity Items (NPIs) and Negative Concord Items (NCIs). NSIs rely on their syntactic distribution and semantic interpretation on negation, and here again, and as expected, the Iraqi dialects show some variation when it comes to what type of NSIs are licensed and how they are licensed. This dissertation is the first such work to study in detail negation in Iraqi Arabic and to provide a detailed survey and analysis of it. It is a contribution to the syntax of negation in general, and the syntax of Iraqi Arabic in particular. The locus of sentential negation is discussed in light of previous theories that are primarily based on the distribution of sentential negation in Arabic dialects. The investigation of the locus of sentential negation indicates that the High-Neg hypothesis, where NegP occupies a position higher than Tense Phrase (TP), cannot provide an explanation for the case when the imperfective verb has the option to merge with the negative marker in both the ma group and the ma-ʃ group; therefore, the High-Neg analysis cannot be extended to Iraqi Arabic. The examination of NSIs licensing in Iraqi Arabic illustrates that previous NSIs licensing analyses proposed in the literature cannot extend to Iraqi Arabic. Alternatively, a novel account through appealing to both syntax and semantics is proposed which is a modification of Zeijlstra’s proposal (2004, 2008). In this study, I argue that NCIs are specified with an uninterpretable [uNeg] feature that needs to be checked against an interpretable [iNeg] feature of a semantic negation that can be either overt or covert in the clause
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