Results 91 to 100 of about 85,451 (218)

An analytical model of crenulate shaped beaches [PDF]

open access: yes, 1994
An analytical model for the development of crenulate shaped beaches is constructed. It is assumed that the shape of the crenulate shaped beach remains constant with time and expands with a rate according to a time function. Based upon a sediment balance,
Wind, H.G.
core   +3 more sources

An Experimental Study of the Relative Sensitivity to Oxidative Aging of NaBH4‐promoted Green Hypergolic Fuels

open access: yesPropellants, Explosives, Pyrotechnics, Volume 51, Issue 1, Page 97-107, January 2026.
ABSTRACT Conventional hypergolic propellants cause technical problems due to their toxicity and carcinogenic properties, which increase development costs and lead to significant environmental issues. These challenges can be addressed by incorporating additives with low‐toxicity fuels to render them hypergolic.
Kyounghwan Lee   +4 more
wiley   +1 more source

Performance improvement and cost reduction techniques for radio over fiber communications

open access: yes
Advanced cost reduction and performance improvement techniques conceived for Radio Over Fiber (ROF) communications are considered. ROF techniques are expected to form the backbone of the future 5G generation of wireless networks.
El-Hajjar, Mohammed   +2 more
core   +1 more source

THIBAQ DAN MUQOBALAH DALAM SURAT AL A ROF [PDF]

open access: yes, 2013
Al Quran merupakan mukjizat yang diturunkan kepada nabi Muhammad melalui perantara malaikat jibril. Dalam Al Quran terdapat keindahan-keindahan baik dari segi makna dan juga lafadznya, untuk mengetahui keindahan-keindahan dalam al quran maka kita ...
Rohmah, Diyah Hanifatur
core  

Remote downconversion scheme for uplink configuration in radio/fiber systems [PDF]

open access: yes, 2005
The authors present a novel technology for uplink transmission in radio over fiber (RoF) distribution systems. The technique employs remote downconversion of the uplink data to intermediate frequency (IF) in the base station (BS).
Barry, Liam P.   +1 more
core   +1 more source

ROF在无线宽带移动通信中的应用

open access: yesGuangtongxin yanjiu, 2007
文章从光载无线通信(ROF)的基本原理出发,提出了ROF在未来无线宽带移动通信中的多种应用方式,包括ROF技术在多体制无线接入重载中的应用以及ROF在无线移动网络中实现基站与光网络节点设备的互联等。总结了ROF的技术优势,提出了有待解决的关键技术问题。
余建国, 徐力, 郭华志, 何良
doaj  

Presentación del Libro: Juan Rof Carballo: Médico, Psicólogo, Antropólogo. Rof como Médico

open access: yesPsicosomática y Psiquiatría
Psicosomàtica y Psiquiatría, Núm.
openaire   +2 more sources

Feeding Britain: Food Security after Brexit [PDF]

open access: yes, 2018
This Food Brexit Briefing brings together three interlinked issues that demand policy attention as the clock ticks towards Brexit: 1. The question of whether the Government is paying enough attention to agri-food in the negotiating process, given its ...
Lang, T.   +3 more
core  

Flexible and Scalable Radio over Fiber Architecture [PDF]

open access: yesRadioengineering, 2019
In this paper, we investigate a scalable Radio over Fiber (RoF) system compliant to 5G fronthauling requirements. The proposed RoF architecture is able to adjust the network resources and capacities to satisfy user demands in terms of service, data rate ...
S. Rebhi, R. Barrak, M. Menif
doaj  

Some Topological Characteristics of q-Rung Orthopair Fuzzy Metric Space

open access: yesAdvances in Fuzzy Systems
This paper introduced a novel concept of q-rung orthopair fuzzy (q-ROF) metric spaces, in connection with the idea of q-ROF sets, which generalizes well-known concepts of fuzzy metric spaces and intuitionistic fuzzy metric spaces.
Lariab Shahid   +4 more
doaj   +1 more source

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