A Review on Thermally Assisted Machining

Author(s):  
Shuting Lei ◽  
Frank Pfefferkorn

Thermally assisted machining (TAM) involves the use of a heating source to elevate the workpiece temperature at the cutting zone to facilitate the material removal process. TAM has evolved over the years with the emergence of new heating sources and the need to machine newly developed hard and brittle materials. In recent years, the main activities in this research area have been focused on laser assisted machining (LAM) at both the macro and micro scale, largely because of focused and controlled delivery of energy that can be achieved with a laser. This paper attempts to provide an overview of research in the general area of TAM, with an emphasis on LAM at the macro scale. Both experimental and theoretical/numerical work will be presented in this review. The challenges and progresses made so far will be detailed. And finally, future research directions in this area will be discussed.

Author(s):  
Alexandra Lagorio ◽  
Roberto Pinto ◽  
Ruggero Golini

Purpose The last decades have witnessed an increased interest in urban logistics originating from both the research and the practitioners’ communities. Sustainable freight transports today are on the political, social and technological agenda of many actors operating in urban contexts. Due to the extent of the covered areas and the continuous progress in many fields, the resulting body of research on urban logistics appears quite fragmented. From an engineering management perspective, the purpose of this paper is to present a systematic literature review (SLR) that aims to consolidate the knowledge on urban logistics, analyse the development of the discipline, and provide future research directions. Design/methodology/approach The paper discusses the main evidence emerging from a SLR on urban logistics. The corpus resulting from the SLR has been used to perform a citation network analysis and a main path analysis that together underpin the identification of the most investigated topics and methodologies in the field. Findings Through the analysis of a corpus of 104 articles, the most important research contributions on urban logistics that represent the structural backbone in the development of the research over time in the field are detected. Based on these findings, this work identifies and discusses three areas of potential interest for future research. Originality/value This paper presents an SLR related to a research area in which the literature is extremely fragmented. The results provide insights about the research path, current trends and future research directions in the field of urban logistics.


2020 ◽  
Author(s):  
Mandy Sim

<p>This study aims to systematically synthesize more than 20 years of human resource outsourcing (HRO) studies in a way that is meaningful, concise and, useful to HRO researchers and practitioners. Using<b> </b>grounded coding technique blended with integrative literature review, empirical papers published from 1997 to 2018 are examined. This is the first HRO literature review using such techniques to answer three key research questions: What has the existing empirical academic literature revealed about the determinants of HRO decisions and outcomes? What are the key issues emerged from the literature? What are the gaps in knowledge which warrant future HRO research? Other than providing a comprehensive insight into an emerging research area, this review also contributes to laying an important foundation for the initial descriptive HRO theory development. 36 dependent variables and 99 independent variables over 449 relationships were coded.</p>


2016 ◽  
Vol 3 (4) ◽  
pp. 270-282 ◽  
Author(s):  
Siqi Liu ◽  
Chuang Han ◽  
Zi-Rong Tang ◽  
Yi-Jun Xu

A critical summary and insight into recent advances in artificial photosynthesis over heterostructured semiconductor nanowire arrays have been presented, which concisely describe the current status and possible future research directions in this promising research area.


2020 ◽  
Vol 2020 ◽  
pp. 1-12 ◽  
Author(s):  
Mahbuba Begum ◽  
Mohammad Shorif Uddin

Digital image watermarking is an attractive research area since it protects the multimedia data from unauthorized access. For designing an efficient and robust digital image watermarking system, the trade-off among imperceptibility, robustness, capacity, and security must be maintained. Various studies regarding this concern have been performed to ensure these requirements by hybridizing different domains, such as spatial and transform domains. In this paper, we have presented an analytical study of the existing hybrid digital image watermarking methods. At first, we have given a standard framework for designing a hybrid method that ensures the basic design requirements of watermarking for various applications. After a brief literature review, we compared and analyzed the complexity of several existing hybrid methods in a tabular form. The limitations and applications of these methods are also highlighted. Finally, we summarized the challenges of the existing methods and concluded the study by giving future research directions.


2020 ◽  
Author(s):  
Mandy Sim

<p>This study aims to systematically synthesize more than 20 years of human resource outsourcing (HRO) studies in a way that is meaningful, concise and, useful to HRO researchers and practitioners. Using<b> </b>grounded coding technique blended with integrative literature review, empirical papers published from 1997 to 2018 are examined. This is the first HRO literature review using such techniques to answer three key research questions: What has the existing empirical academic literature revealed about the determinants of HRO decisions and outcomes? What are the key issues emerged from the literature? What are the gaps in knowledge which warrant future HRO research? Other than providing a comprehensive insight into an emerging research area, this review also contributes to laying an important foundation for the initial descriptive HRO theory development. 36 dependent variables and 99 independent variables over 449 relationships were coded.</p>


2022 ◽  
pp. 192-203
Author(s):  
Rajat Gera ◽  
Priyanka Chadha

The purpose of the chapter is to structure and synthesize the research findings in Gaming AI till date by reviewing the research articles published in high citation, indexed, and peer reviewed journals. Eighteen articles were extracted through systematic process of search and exclusion and inclusion criteria adopted for the study. The selected papers were categorized according to the simulation for AI and AI-based simulation model, and AI applications from literature was reviewed, and conclusions were drawn. Research in Gaming AI is fragmented and unrelated as regards geographical, methodological, and disciplinary aspects. Gaming AI is an emerging research area which is gaining interest in recent years though very little quantitative or qualitative research has been undertaken till date. Recommendations on future research directions were made.


2019 ◽  
Vol 22 (2) ◽  
pp. 416-442 ◽  
Author(s):  
Selman Karagoz ◽  
Nezir Aydin ◽  
Vladimir Simic

AbstractWaste management is gaining very high importance in recent years. As automotive is one of the most critical sectors worldwide, which is rapidly increasing, the management of end-of-life vehicles (ELVs) gains importance day by day. Due to legislation and new regulations, actors like users, producers, and treatment facilities are being conferred new responsibilities in the ELV management process. Besides, the ELV management is of vital importance for environment conservation, circular economy and sustainable development. All of these reasons are making the ELV management such a crucial issue to study. Today, the ELV management is a well-positioned and emergent research area. However, the available review papers are focused only on a small area of the ELV management, such as reverse logistics, recovery infrastructure, disassemblability, etc. Besides, a review of state-of-the-art mathematical models for the ELV management is still missing. This paper aims to provide an extensive content analysis overview of studies on the ELV management. A total of 232 studies published in the period 2000–2019 are collected, categorized, reviewed and analyzed. A critical review of the published literature is provided. Gaps in the literature are identified to clarify and suggest future research directions. This review can provide a source of references, valuable insights, and opportunities for researchers interested in the ELV management and inspire their additional attention.


2020 ◽  
Vol 2 (1) ◽  
pp. 23-41 ◽  
Author(s):  
Abid Haleem ◽  
Mohd Imran Khan ◽  
Shahbaz Khan ◽  
Abdur Rahman Jami

Purpose Halal is an emerging business sector and is steadily gaining popularity among scholars and practitioners. The purpose of this paper is to critically evaluate and review the reported literature in the broad area of Halal using bibliometric technique and network analysis tools. Moreover, this paper also proposes future research directions in the field of Halal. Design/methodology/approach This paper employed a systematic review technique followed by bibliometric analysis to gain insight and to evaluate the research area associated with Halal. Furthermore, data mining techniques are used for analysing the concerned article title, keywords and abstract of 946 research articles obtained through the Scopus database. Finally, network analysis is used to identify significant research clusters. Findings This study reports top authors contributing to this area, the key sub-research areas and the influential works based on citations and PageRank. We identified from the citation analysis that major influential works of Halal are from the subject area of biological science and related areas. Further, this study reports established and emerging research clusters, which provide future research directions. Research limitations/implications Scopus database is used to conduct a systematic review and corresponding bibliometric study; the authors might have missed some peer-reviewed studies not reported in Scopus. The selection of keywords for article search may not be accurate for the multi-disciplinary Halal area. Also, the authors have not considered the banking/financial aspects of Halal. The proposed four research clusters may inform potential researcher towards supporting the industry. Originality/value The novelty of the study is that no published study has reported the bibliometric study and network analysis techniques in the area of Halal.


Author(s):  
Gideon Mekonnen Jonathan ◽  
Lazar Rusu

Despite being one of the widely researched topics, information technology governance (IT governance) in the context of public organizations is less explored. A systematic literature review is conducted to provide an overview of the current status of the research area and propose future research directions. Databases indexing the reputable journals and top conference proceedings in the information systems area were searched to collect articles for analysis. A total of 109 relevant articles were identified and included in the analysis of the literature review. The findings of the literature are presented according to the research questions, and potential research directions are proposed.


2021 ◽  
Vol ahead-of-print (ahead-of-print) ◽  
Author(s):  
Cleopatra Veloutsou ◽  
George Christodoulides ◽  
Francisco Guzmán

PurposeDespite luxury's increasing globalization and broadening scope via digitalization and new markets, the intellectual structure of the overall research corpus remains tenuous. This work therefore aims to provide an overview of published work on international luxury marketing and to contribute to a better understanding of the research area.Design/methodology/approachUsing a systematic approach, 1151 items (papers) were retrieved and 181 selected from the international luxury marketing field published before 2019. These items were analyzed by using various bibliometric techniques to identify the most productive countries, journals, influential authors, papers and research clusters.FindingsAlthough most of the outputs originate from business, management and marketing journals, other disciplines also research this topic. The analysis reveals an emerging field, with 85% of the published papers appearing between 2010 and 2018, which are primarily the output of US- and UK-based authors and none of whom dominates the field. The three identified keyword clusters are (1) consumers and consumption (2) tools and (3) core themes.Practical implicationsThis article contributes to our understanding of the evolution, current status and research trends of published research on international luxury marketing by presenting a mapping analysis and proposing future research directions.Originality/valueThis is the first bibliometric mapping analysis of research on the topic from its conception to 2019. It contributes insights from different research disciplines, adds to the categorization of the international luxury marketing literature and provides promising future research directions in terms of research areas and strategies.


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