27 research outputs found

    Recent Innovation in Last Mile Deliveries

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    Intelligent Transportation Systems Enabled ICT Framework for Electric Vehicle Charging in Smart City

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    In the future, Electric Vehicles (EVs) are expected to be widely adopted as personal, commercial, and public fleets in modern cities. The popularity of EVs will have a significant impact on the sustainable and economic development of urban city. However, compared to traditional fossil fuel vehicles, EVs have limited range and inevitably necessitate regular recharging. Thus, the provisioning of assured service quality is necessary for realizing E-mobility solution using EVs. The design of an efficient charging management system for EVs has become an emerging research problem in future connected vehicles applications, given their mobility uncertainties. Major technical challenges involve decision-making intelligence for the selection of Charging Stations (CSs), as well as the corresponding communication infrastructure for information dissemination between the power grid and mobile EVs. This chapter introduces a number of information enabling technologies that been applied for EV charging, viewed from a transportation planning angle

    Be prepared for the unexpected: The gap between (im)mobility intentions and subsequent behaviour of recent higher education graduates

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    Research on the relationship between mobility intentions and actual mobility behaviour is scarce. This study analyses the factors explaining the gap between (im)mobility intentions and behaviour of recent higher education graduates in the Euregio Meuse‐Rhine, a cross‐border region spanning the Netherlands, Belgium, and Germany. The analysis is based on mixed methods, including survey data collected in 2015 and 2017 as well as semistructured interviews to find out more about respondents' personal mobility trajectories and the extent to which their behaviour reflects their actual (im)mobility preferences. The findings indicate that location‐specific capital impacts the probability to realise one's (im)mobility intention, as do other forms of capital, such as previous mobility experience and an internship during the study. Furthermore, personality traits and unexpected events, such as a change in relationship status, influence if respondents realise their initial (im)mobility intention

    Percutaneous transAXillary access for endovascular aortic procedures in the multicenter international PAXA registry

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    Background: The aim of the study was to demonstrate the safety and effectiveness of a suture-mediated vascular closure device to perform hemostasis after an axillary artery access during endovascular procedures on the aortic valve, the aorta and its side branches. Methods: A physician-initiated, international, multicenter, retrospective registry was designed to evaluate the success rate (VARC-2 reporting standards) of percutaneous transaxillary access closure with a suture-mediated closure device. Secondary end points were minor access vascular complications, transient peripheral nerve injury, stroke, and influence on periprocedural outcomes of puncture technique. Results: Three hundred thirty-one patients (median age, 76 years; 69.2% males) in 11 centers received a percutaneous transaxillary access during endovascular cardiac (n = 166) or vascular (n = 165) procedures. The closure success rate was 84.6%, with 5 open conversions (1.5%), 45 adjunctive endovascular procedures (13.6%), and 1 nerve injury (0.3%). Secondary closure success was obtained in 325 patients (98%) after 7 bare stenting, 37 covered stenting, and 1 thrombin injection. Introducer sheaths 16F or larger (odds ratio, 3.70; 95% confidence interval, 1.22-11.42) and balloon-assisted hemostasis (odds ratio, 4.45; 95% confidence interval, 1.27-15.68) were associated with closure failure. A threshold of five percutaneous axillary accesses was associated with decreased rates of open conversion, but not with increased primary closure success. Primary closure success was 90.3% in the 175 patients with sheaths smaller than 16F, performed after the first 5 procedures in each center. Temporary nerve injury and stroke were observed in 2% and 4% of patients, respectively. Conclusions: Percutaneous transaxillary aortic procedures, in selected patients, can be performed with low rates of open conversion. The need for additional endovascular bailout procedures is not negligible when introducers sheaths 16F or larger are required

    The migrancies of maps: complicating the critical cartography and migration nexus in \u2018migro-mobility\u2019 thinking

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    As recent contributions to this journal have evidenced, little effort has been made to revise the eroded nexus between cartography and move- ment in mobility thinking, especially when movement is considered in the context of forced and undocumented migration. The existing literature is particularly overshadowed by the emphasis of critical cartography on the deciphering or countering of ideologically driven cartographies that pre- vent experimenting with maps differently, i.e. as multi-expressive experi- ences and navigational performances of migration. The critique of the immobility of maps further obscures the sensitivity of contemporary map studies to new mobile grammars. In this paper, I further complicate the relationship between maps and migration by moving through and beyond the existing critical stance. Drawing on the expressive and action- able qualities of maps in the European migrant crisis, I explore the \u2018migrancies\u2019 of maps as evocative visual scripts (iconotexts), emotional mediators (iconobjects) and digital connectors (actionable objects) that are performed differently by the actors involved in migration. Through the revision of the critical cartography and migration nexus within wider \u2018migro-mobility thinking\u2019, I advance potential research routes that are both in accord and discordant with the legacy of critical cartography
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