Railway Communication Networks: Introduction and Expected Services

 Chapter 1 Introduction 1.1 Introduction Communication networks in the railway sector are critical to the system operation and have restricted requirements for reliability and safety. These types of networks are commonly characterized as “mission critical.” Also, rail communication networks have requirements for interoperability with legacy technology and long life cycle support. Until recent years, … Read more

The Big Pivot: Is it Really Radical Enough for a Sustainable Future?

 sustainability Portfolio how radical is ‘The big pivot’? When a basketball player ‘pivots’, he is trying to turnaround as much as possible, while simultaneously holding one foot in a fixed position on the ground. The author of ‘The Big Pivot’ probably wasn’t thinking about this definition of pivoting, when writing his book ‘The Big … Read more

Reexamining the Fundamentalist Movement: A Dialogue Between Science and Religion

 One of the principal assumptions about the early American Fundamentalist movement is that it is inherently “anti-science.” The basis of this conclusion may arise from events such as the Scopes Monkey Trial, where fundamentalists have often been characterized as having a vehement and unwavering opposition to theories held as facts by a consensus of … Read more

Calculating Response Spectra and Capacity Curve with Pushover Analysis for Earthquake Design

 S_d=∆/(Γϕ_n ) Γ=({ϕ}^T [M]{1})/({ϕ}^T [M]{ϕ}) α=〖[∑_(j=1)^N▒〖m_i ϕ_i 〗]〗^2/(M∑_(j=1)^N▒〖m_i 〖ϕ_i〗^2 〗) Response Spectra: Obtain or calculate response spectra converted into the ADRS format as the capacity spectrum in in Sa-Sd format. Graphical Solution: Plot capacity spectrum and family of damped response spectra on an ADRS format (i.e. S vs S coordinates with period T lines … Read more

Developing sustainable architectural solutions to a high-density city: Hong Kong

 Bibliography & References 1. Ng, E. (2015) Designing High Density Cities For Social & Environmental Sustainability. London, UK. Earthscan. 2. Bougdah, H. (2010) Environment, Technology & Sustainability. Abingdon, UK. Taylor and Francis. 3. Cheung, Y.K., Chau, K.W. (2005) Tall Buildings: From Engineering to Sustainability. Singapore. World Scientific Publishing Co. 4. Sayigh, A. (2014) Sustainability, … Read more

The Importance of Ethics in Business: A Comprehensive Guide

 Introduction Ethics can be generally definition broad as a set of moral principle and values that guide a human behavior. Ethics is about the conduct in human what is right, what is wrong, what is good, what is bad, what can acceptable and what are unacceptable. (Carroll, 1991; Freeman and Gilbert, 1988). It educates … Read more

Immunohistochemical Screening for Epstein Bar Virus (EBV) among Sudanese Patients with Esophageal Cancer

 Immunohistochemical screening for Epstein Bar virus (EBV) among Sudanese Patients with Esophageal Cancer Authors: Hussain Gadelkarim Ahmed1,2, Mohmad Ahmad Babikir Ibraheem Beely3, Mohammed Siddig Abd El Aziz4, Fawaz D. Alshammari5, Ahmed Abdalla Agab Eldour3. Affiliations:  1- Department of Pathology, College of Medicine, University of Hail, KSA, 2- Department of Histopathology and Cytology, FMLS, University … Read more