Airports and surrounding airspaces are limited in terms of capacity and represent the major bottleneck in the air traffic management system. This paper proposes a two level model to tackle the integrated optimization problem of arrival, departure, and surface operations. The macroscopic level considers …

Airports represent the major bottleneck in the air traffic management system with increasing traffic density. Enhanced levels of automation and coordination of surface operations are imperative to reduce congestion and to improve efficiency. This paper addresses the problem of comparing different control …

Crew resource management (CRM) training for flight crews is widespread and has been credited with improving aviation safety. As other industries have adopted CRM, they have interpreted CRM in different ways. We sought to understand how industries have adopted CRM, regarding its conceptualisation and …

The purpose of this research is to investigate the characteristics and the customer journey of couples in the USA who are interested in vow renewals. The study examines which promotion tools are the most suitable for this group at every stage in their customer journey by the use of five stages of a purchase …

Airport capacity, expressed as the maximum number of air traffic movements that can be accommodated during a given period of time under given conditions, has become a hard constraint to the air transportation, due to the scarce amount of resources on the ground and restrictions in the airspace. Usually …

Road and City Mobility (RCM) is a business unit of Siemens Netherlands. RCM’s core business is to provide infrastructure solutions for its customers. Generally, 80% of RCM’s revenue is generated by projects; the other 20% of the overall revenue is generated by the sales of products (e.g. electronic variable …

The two-dimensional vehicle routing problem (2L-VRP) is a realistic extension of the classical vehicle routing problem where customers’ demands are composed by sets of non-stackable items. Examples of such problems can be found in many real-life applications, e.g. furniture or industrial machinery transportation. …

Natural disasters are a growing concern around the globe. In the Netherlands, water has always played an important role as both friend and enemy. To quickly analyze and visualise possible disaster outcomes has been really difficult. In collaboration with engineering company Tauw we improved this modelling …

Onderzocht is hoeveel en waar er aanrijdingen met reeën in de provincie Utrecht plaatsvinden. Daarnaast worden er adviezen gegeven om het aantal aanrijdingen te verminderen. Het effect van afschot op aanrijdingen met reeën blijkt onbekend en het advies is om een pilot (beheerexperiment) op te zetten …

Tim Hortons is a Canadian quick service restaurant best known for its coffee and doughnuts. It opened its first coffee shop in 1964 in Hamilton, Ontario. From the start, Tim Hortons has focused on top quality products that are always fresh and delivering exceptional service. It has grown into the largest …