scholarly journals Adoption of Block Chain Technologies in the Paper Industry: Process, Benefits, and Challenges as well as Performance Analysis

2021 ◽  
Author(s):  
ABDULLAH MIA ◽  
Nur Md. Alif Ul Islam ◽  
Mohammad Rakibul Hasan Chowdhury

Blockchain is the technology which consists of a chain of blocks that store the necessary information including digital signatures with a validation process in a decentralized and distributed type of network. Immutability, transparency and auditability, make the transactions more secure and tamper proof. In Bangladesh if the paper industries use the block chain technology, then their production and transparency will be very high. Blockchain technology can effectively record every asset throughout its flow on the supply chain, contribute to tracking orders, receipts, and payments. In this paper, data is collected from a large paper industry in Bangladesh and also from online databases for comparison. A qualitative thematic analysis has been performed in accordance with the investigative processes that are developed by Creswell. We evaluated the impact of the most influential design and parameters (load) on the resulting commitment. For analyzing the performance of the model, Markovian Non-purging fork join queueing model is used. Finally, the model is studied by the real word data and to show its functionality.

2019 ◽  
Vol 8 (2S11) ◽  
pp. 3646-3652

Block chain is also called as chain of blocks i.e. it is collection of technologies or collection of Technologies or a bit like a block chain sack of Logo From the sack y can collect different bricks and arrange them some particular way/different way to create a chain blocks .It is decentralized i.e. no any central control or authority assigned to it .It is simple. Easy to understand and work the system. New blocks are added at the end of the block chain .It uses data structure-link list-also called as linear data structure, stored at contiguous location in work on concept of pointers. They form a chain in continuous way using array ,doubly link list-pointers are used for fast and speedy execution ,it traverse in forward direction –move ahead, backward direction-move back, operations like addition & deletion of node can be efficiently done


2021 ◽  
Author(s):  
Marija Stojanović ◽  
◽  
Nikica Radović ◽  
Angelina Njeguš ◽  
◽  
...  

The outbreak of the Covid-19 pandemic has attracted more attention and highlighted the value of public health as well as the need for safe travel. When it comes to the tourism industry affected by the pandemic, the current global situation requires market transformation and innovation in the function of renewing tourist travel. Blockchain technologies in air transport are directing their business solutions towards the most promising opportunities and possibilities of application of this modern technology, now with a focus on overcoming the impact of the Covid-19 pandemic on business in the tourism industry. Blockchain-based applications have the potential to improve the user experience in the process of tracking luggage and goods, tracking the health of passengers, managing digital currency for the purchase of airline tickets, passenger identity management, loyalty programs, and more. Blockchain technology has already found application in financial management, storage and management of our personal data and information through a chain that is interconnected in time as a distributed book that records transactions between the parties involved, securely and permanently. This paper aims to present the possibilities of Blockchain technology and contribute to raising awareness of the great potential of application in the business of the airport within the tourism industry.


Author(s):  
Subhodeep Mukherjee ◽  
Venkataiah Chittipaka ◽  
Manish Mohan Baral

Digitalization uses digital technology to change a business model and provide new revenue models and value-producing opportunities. Blockchain is a type of database that stores various kinds of information in blocks that form a chain of information. It is one of the secured ways of transferring and storage of data. Blockchain is helping in creating trust for digitalization among its users. This research aims to study the impact of trust in blockchain by analyzing the privacy and security concerns that can impact the user attitude and its intention to the adoption process. For this structure, literature review is performed. Five variables are used, and they are attitude, privacy, trust, security, and intention. A questionnaire is developed for survey-based research in the software firms, banking sector, and digital marketing companies. For analysis, exploratory factor analysis and structural equation modeling are used. A model is developed that shows a good fit, and the parameters are satisfied.


Author(s):  
Edward Probir Mondol

Blockchain is a trending topic and would be the most significant issue for all industries, manufacturing or services. This study aims to investigate the Impact of Block Chain and Smart Inventory System on Supply Chain Performance at Retail Industry in the UAE. A quantitative research was adapted, and a survey was designed and rolled out by email to all participants. A 202 valid questionnaires were used in the statistical process in order to find out the impact of blockchain technology and smart inventory on supply chain performance in retail industry. The hypotheses testing confirmed the direct impact of blockchain technology on supply chain performance side by side with the mediator role of smart inventory in the indirect impact. The results revealed that blockchain is becoming the real time need of the retail industry and has improved the efficiency of the retail industry.


2018 ◽  
Vol 14 (2) ◽  
pp. 181-187
Author(s):  
Maciej Walkiewicz ◽  
Małgorzata Tartas

The goal of the paper is to describe the extent to which medical students and professionals are vulnerable to extreme stress. A select review of existing literature on this area has been undertaken, using the English-language online databases EBSCO, Medline and PubMed. The search has identified 36 citations relating to 6324 medical students and 28,285 medical staff (physicians, residents, nurses). The review indicates that merely beginning medical studies is a risk factor for stress, and that medical professionals, who are vulnerable to extreme work stress, say that they do not receive enough support from their co-workers. They are also often notably impulsive, introverted, neurotic and perfectionist, with low emotional intelligence and agreeableness, as well as low and external locus of control. Additionally, from longitudinal studies we have been able to identify psychological factors underpinning admission to a medical university that may be useful for predicting future stress in medical career. The results of this study may be taken into account when organizing psychological intervention programs targeted at educating future medical professionals. It seems that early identification of people at risk could reduce the impact of stress related to medical career and enhance the somatic and mental health of medical professionals.


2017 ◽  
Vol 10 (5) ◽  
pp. 26 ◽  
Author(s):  
Olga Ioannidou ◽  
Despoina Georgiou ◽  
Andreas Obersteiner ◽  
Nilufer Deniz Bas ◽  
Christine Mieslinger

The results of international comparison studies such as the Program for International Student Assessment (PISA) have initiated intense discussions about educational reforms in Germany. Although in-service and pre-service teachers are an essential part of such reforms, little is known about their attitudes towards PISA studies. The present study aims to fill this gap through the investigation of pre-service teachers’ awareness, interest, perception, and attitudes towards PISA. A questionnaire was used to survey a sample of 107 university students who were participating in a teacher education program. The results reveal that 100% of the participants are aware of PISA. Nearly 69% of the participants think that the impact of PISA is rather high or very high, while 41% of them believe that PISA results are reliable. Accordingly, half of the participants seem to be interested in PISA results for their country. The present study discusses these findings in the light of the expected outcomes as proposed in standards for teacher education.


RMD Open ◽  
2021 ◽  
Vol 7 (2) ◽  
pp. e001635
Author(s):  
Emma Swärdh ◽  
Christina Opava ◽  
Nina Brodin

BackgroundPhysical activity (PA) in rheumatoid arthritis (RA) is considered a cornerstone in the treatment. To highlight aspects involved in supporting a positive PA behaviour, it is important to understand the patients’ perceptions of the phenomenon.ObjectiveThe aim of this qualitative meta-synthesis was to explore and synthesise patient perceptions of PA in RA.MethodsA purposeful search was conducted across three online databases (PubMed, CINAHL and Web of Science). The methodological quality of the included studies was appraised, and data were extracted and analysed using an interpretive inductive thematic synthesis.ResultsFifteen studies met the inclusion criteria and were included. PA was identified as an agile lifelong behaviour, with one main theme: The disease as a persistent catalyst for or against PA illustrating how the constant presence of the disease itself underlies the entire process of a life with or without regular PA. Seven subthemes: ‘considering aggravated symptoms’, ‘acknowledging the impact on health’, ‘becoming empowered and taking action’, ‘keeping informed to increase awareness’, ‘creating body awareness’, ‘dealing with social support’ and ‘feeling satisfied with circumstances and achievements’ were interpreted as facilitators and/or challenges.ConclusionThis synthesis has identified PA as an agile lifelong behaviour in which the disease pervades all aspects of an individuals’ perception of PA. Placed in a theoretical context, our findings outline a model for tailoring PA support to the drivers and determinants of a certain individual, which will improve clinical practice for the benefit of both health professionals and patients with RA.


Logistics ◽  
2021 ◽  
Vol 5 (1) ◽  
pp. 12
Author(s):  
Lakshmy Subramanian

Health supply chains aim to improve access to healthcare, and this can be attained only when health commodities appropriate to the health needs of the global population are developed, manufactured, and made available when and where needed. The weak links in the health supply chains are hindering the access of essential healthcare resulting in inefficient use of scarce resources and loss of lives. A chain is only as strong as its weakest link, and demand forecasting is one of the weakest links of health supply chains. Also, many of the existing bottlenecks in supply chains and health systems impede the accurate forecasting of demand, and without the ability to forecast demand with certainty, the stakeholders cannot plan and make commitments for the future. Forecasts are an important feeder for budgeting and logistics planning. Under this backdrop, the study examines how improved forecasting can lead to better short-term and long-term access to health commodities and outlines market-related risks. It explores further how incentives are misaligned creating an uneven distribution of risks, leading to the inability to match demand and supply. For this purpose, a systematic literature review was performed, analyzing 71 articles from a descriptive and content approach. Findings indicate the emerging trends in global health and the consequences of inaccurate demand forecasting for health supply chains. The content analysis identifies key factors that can pose a varying degree of risks for the health supply chain stakeholders. The study highlights how the key factors emerge as enablers and blockers, depending on the impact on the overall health supply chains. The study also provides recommendations for actions for reducing these risks. Consequently, limitations of this work are presented, and opportunities are identified for future lines of research. Finally, the conclusion confirms that by adopting a combination of approaches, stakeholders can ensure better information sharing, identify avenues of diversifying risks, and understand the implications.


2021 ◽  
Vol 12 (1) ◽  
pp. 73-94
Author(s):  
Pham Quang Huy ◽  
Vu Kien Phuc

Abstract This research ferreted out to inspect the interconnection between emotional intelligence (EI), Blockchain technology application (BLO) and the effectiveness of Accounting information system (AIS). Survey-based data obtained from 412 respondents were applied to validate the model hypotheses. Building on the statistical analysis with the support of SPSS 25.0 and SMART- PLS (partial least squares) 3.2.8 software package, the model results inferred the impact of EI on BLO. Besides, the outputs of the study accentuated on the importance of BLO on the effectiveness of AIS. These significant additions will optimistically inspire other scholars to carry on exploring the relationship between EI and BLO in enhancing the effectiveness of AIS in research settings as well as in explaining the results. On the other hand, taking these results into consideration could promote much better solutions for issues relevant to EI and new technology application among public sector organization (PSO) in term of increasing the performance of AIS.


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