The steadily growing popularity of grocery home-delivery services is most likely based on the convenience experienced by its customers. However, perishable nature products imposes certain requirements during delivery process. customer must be present when arrives so that process can completed without interrupting cold chain. Therefore, retailer and mutually agree a time window which guaranteed....

Drones are becoming a novel means for delivery services. We present demonstration of drone services in skyway network that uses the service paradigm. A set experiments is conducted using Crazyflie drones to collect data on various positions drones, wind speed, direction, and battery consumption. run range flight patterns including linear, rectangular, triangular shapes. Demo: https://youtu.be/t...

With the development and maturity of autonomous driving technology, parcel terminal distribution has taken lead as an application scenario for unmanned delivery vehicles that autonomously perform task delivering packages between centres customers. The traditional model faces challenges such high costs, low efficiency time conflicts customer convenience. Considering multiple demands parcels deli...

Recently, a large amount of content is delivered to users by content delivery services through broad-band networks. The necessity for the service which guarantees quality is increasing in the Internet, because users' requirements are diversified. Differentiated services, which have multiple classes using priority control, are being introduced. The limited network resources can be used effective...

The reactor is modeled as a linear series of discrete gas parcels moving past and interacting with a single, stationary box representing surface adsorption sites in graphitic carbon (Fig. S-1). Each gas parcel equilibrates with the graphite surface for one residence time (τ, typically 0.5 s), after which the gas parcels shift sequentially and the next gas parcel equilibrates. The molar amount a...

In the past decade, the teaching of surgery in the undergraduate curriculum has undergone considerable changes in quantity, mode and method of delivery. This is a result of the radical reforms of higher education, the health service and the undergraduate medical curriculum. These reforms are often interrelated and are occurring in conjunction with major changes in healthcare delivery. In this a...