Results 121 to 130 of about 11,800 (298)

Practical privacy and security for opportunistic networks

open access: yes, 2014
When in physical proximity, data can be directly exchanged between the mobile devices people carry - for example over Bluetooth. If people cooperate to store, carry and forward messages on one another's behalf, then an opportunistic network may be formed,
Parris, Iain
core  

Auto mobile ad hoc mechanism in delay tolerant network

open access: yes, 2014
Delay Tolerant Network (DTN) is known as the solution to an Internet network where connectivity is an issue. There are existing project which uses smartphone as a physical transport of data between these intermittent networks.
Mohd. Fauzi, Mohd. Husaini   +11 more
core   +1 more source

Seminar Delay-Tolerant Networks [PDF]

open access: yes, 2020
In this paper, I introduce main concepts of delay-tolerant networks and their architecture. Delay-tolerant networks are designed to operate in environments characterized by very long delay paths and frequent network partitions. In the end, I give results
Volodymyr Goncharov   +1 more
core  

Toward a Unified Mechanistic Understanding of Polymer Electrolytes for Advanced Solid‐State Batteries

open access: yesAdvanced Materials, EarlyView.
Polymer electrolytes (PEs) are often indiscriminately grouped as “solid polymer electrolytes (SPEs)”, despite fundamental differences in their ion‐transport mechanisms. This Perspective establishes a mechanism‐based framework that distinguishes gel, quasi‐solid, and all‐solid polymer electrolytes based on their dominant ion‐transport pathways.
Jing Chen   +15 more
wiley   +1 more source

Location-assistant content distribution scheme for emergency rescue

open access: yesInternational Journal of Distributed Sensor Networks, 2018
In order to optimize the timeliness and pertinence of message delivery in emergency rescue scenarios and improve the service performance of emergency communications network, we propose a location-assistant content distribution scheme based on delay ...
Guomin Zhang   +4 more
doaj   +1 more source

Interface‐Engineered Binary Framework Composites: Advancing Porous Materials for Precision Medicine

open access: yesAdvanced Materials Interfaces, EarlyView.
Binary framework composites integrate two complementary porous architectures into a unified platform, enabling multifunctional design, enhanced structural tunability, and improved physicochemical performance. By combining high surface area, ordered porosity, interfacial synergy, and versatile functionalization, these hybrid materials offer new ...
Navid Rabiee   +3 more
wiley   +1 more source

Enhanced Infection Resistance and Regenerative Healing of Titanium Implants via Peptide‐Loaded Biodegradable Coatings

open access: yesAdvanced Materials Technologies, EarlyView.
This study presents a new biodegradable coating for titanium implants using a natural antimicrobial peptide, caerin 1.9. Applied via solvent casting, the coating offers sustained antibacterial protection and promotes healing. Tested on 3D‐printed porous titanium scaffolds, it effectively prevented infection—including against resistant bacteria—while ...
Hejie Li   +7 more
wiley   +1 more source

Twitter over delay tolerant network

open access: yes, 2011
Many third-party applications providing web-based services are still reliant on a having a direct Internet connection for the applications to work. The introduction of Delay Tolerant Network (DTN) provides an alternative to allow applications to continue
Goh, Zhi Yi.
core  

Revocation and update of trust in autonomous delay tolerant networks

open access: yes, 2016
A Delay Tolerant Network (DTN) is a dynamic, fragmented, and ephemeral network formed by a large number of highly mobile nodes. DTNs are ephemeral networks with highly mobile autonomous nodes.
Camtepe, Seyit A.   +7 more
core   +1 more source

Overcoming Printing and Interfacial Challenges in Liquid Metal Direct Writing for Integrated Stretchable Electronics

open access: yesAdvanced Materials Technologies, EarlyView.
Liquid metal direct writing is advanced from a technological and fundamental point. Utilizing a kinematic bed, printing on large surfaces with irregularities is enabled. Furthermore, a pressure‐driven flow during printing is discovered that affects the thickness of traces.
Maximilian Krack   +15 more
wiley   +1 more source

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