scholarly journals FROM CRITICAL THINKING TO REFLECTION TO CITIZEN ENGINEERS

Author(s):  
E. Anne Johnson

What does it mean to be a “responsible engineer”? The question has been asked throughout history, including during times that were fraught with challenge, but the problems awaiting engineering students in Canada in 2021 are arguably unprecedented in their complexity. Technologically difficult problems resulted in recent advances such as the World Wide Web and 5G mobile communications, but today’s challenge derives not only from the global scale of man-made environmental problems and their impacts, but from lack of agreement around appropriate mitigation strategies and on the need to act at all. The engineering students of today must develop solutions to problems that have newly acknowledged and highly contentious human factors. In the Canadian context, new policy is emerging from Canada’s recognition that it must reconcile the harms of past policies towards Indigenous peoples. This recognition has created a discourse around equity that will shape the landscape in which graduates will practice. In preparing young engineers to navigate technological and social complexity, and to equip them to find personal fulfillment in an uncertain landscape, a reinvigorated emphasis on critical and relational thinking is required. In 2019 and 2020, students in a fourth-year class in Sustainability, (which includes a study of law, policy, and sustainability reporting metrics) participated in multiple group exercises that asked them to explore multiple facets of problematic or politically current issues. These learning activities sought to support a transformative learning experience in which students would come to recognize their ability to contribute as citizens to the development of responsible public policy. In these exercises they examined opposing positions and assessed the strengths, weaknesses, opportunities and risks, associated with each. That there was no RIGHT conclusion was emphasized. The only criteria for assessment was depth of exploration and logical chaining of evidence. Students learned about cultural perspectives from an Indigenous educator, and as they explored the diversity of viewpoints around the question of pipeline expansion in Canada. A final exercise asked students to reflect on the meanings of responsible policy and practice and how they would operationalize sustainability thinking.

2020 ◽  
Author(s):  
Baha Jassemnejad ◽  
Wei Pee ◽  
Kevin Rada ◽  
Montell Wright ◽  
Kaitlin Foran ◽  
...  

2018 ◽  
Vol 3 (1) ◽  
pp. 35 ◽  
Author(s):  
Cihat Şeker ◽  
Turgut Ozturk ◽  
Muhammet Tahir Güneşer

In this proposed paper, a single band microstrip patch antenna for fifth generation (5G) wireless application was presented. 28, 38, 60 and 73 GHz frequency bands have been allocated for 5G mobile communications by International Telecommunications Union (ITU). In this paper, we proposed an antenna, which is suitable for the millimeter wave frequency. The single band antenna consists of new slot loaded on the radiating patch with the 50 ohms microstrip line feeding used. This single band antenna was simulated on a FR4 dielectric substrate have relative permittivity 4.4, loss tangent 0.02, and height 1.6 mm. The antenna was simulated by Electromagnetic simulation, computer software technology High Frequency Structural Simulator. And simulated result on return loss, VSWR, radiation pattern and 3D gain was presented. The parameters of the results well coherent and proved the literature for millimeter wave 5G wireless application at 38 GHz.


2021 ◽  
Vol 13 (8) ◽  
pp. 4400
Author(s):  
Zhao Zhai ◽  
Ming Shan ◽  
Amos Darko ◽  
Albert P. C. Chan

Corruption has been identified as a major problem in construction projects. It can jeopardize the success of these projects. Consequently, corruption has garnered significant attention in the construction industry over the past two decades, and several studies on corruption in construction projects (CICP) have been conducted. Previous efforts to analyze and review this body of knowledge have been manual, qualitative and subjective, thus prone to bias and limited in the number of reviewed studies. There remains a lack of inclusive, quantitative, objective and computational analysis of global CICP research to inform future research, policy and practice. This study aims to address this lack by providing the first inclusive bibliometric study exploring the state-of-the-art of global CICP research. To this end, a quantitative and objective technique aided by CiteSpace was used to systematically and computationally analyze a large corpus of 542 studies retrieved from the Web of Science and published from 2000 to 2020. The findings revealed major and influential CICP research journals, persons, institutions, countries, references and areas of focus, as well as revealing how these interact with each other in research networks. This study contributes to the in-depth understanding of global research on CICP. By highlighting the principal research areas, gaps, emerging trends and directions, as well as patterns in CICP research, the findings could help researchers, practitioners and policy makers position their future CICP research and/or mitigation strategies.


2018 ◽  
Vol 2018 ◽  
pp. 1-2 ◽  
Author(s):  
Lei Ge ◽  
Jianpeng Wang ◽  
Mingjian Li ◽  
Ting-Yen Shih ◽  
Shichang Chen

2021 ◽  
Vol Publish Ahead of Print ◽  
Author(s):  
Susan M. Hunter Revell ◽  
Kristen A. Sethares ◽  
Elizabeth Danells Chin ◽  
Marni B. Kellogg ◽  
Deborah Armstrong ◽  
...  

Author(s):  
Sanchit Ingale ◽  
Anirudh Srinivasan ◽  
Diana Bairaktarova

Spatial visualization is the ability of an individual to imagine an object mentally and understand its spatial orientation. There have been multiple works proving that spatial visualization skills can be improved with an appropriate training. Such training warrant a critical place in the undergraduate engineering curricula in many engineering schools as spatial skills are considered vital for students’ success in the technical and design fields [1–4]. Enhanced spatial skills help not only professionals in the engineering field but also everyone in the 21st century environment. Drawing sectional views requires mental manipulation and visual thinking. To enhance students spatial reasoning, one of the authors of this study, conducted a class in spatial visualization. The course-learning goal aimed at improving first-year engineering students’ spatial reasoning through instruction on freehand drawings of sectional view. During the semester, two teaching assistants had to grade more than 500 assignments that consisted of sectional views of mechanical objects. This was a tedious and a time consuming task. Motivated by this experience, this paper proposes a software aiming at automating grading of students’ sectional view drawings. The proposed software will also give live feedback to students while they are working on the drawings. This interactive tool aims to 1) improve the learning experience of first year students, with limited CAD knowledge, and 2) introduce a pedagogical tool that can enhance spatial visualization training.


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