Results 21 to 30 of about 175,367 (193)

About Takhcheia in the letter of commendation to Yakov and Grigory Stroganov dated may 30, 1574.

open access: yesЗолотоордынское обозрение, 2023
References to the Takhcheya region can be found in numerous sources dated the late 16th – early 17th centuries. This toponym aroused great interest among historians, but all attempts to localize this land had a very relative success until recently ...
Korchagin P.A., Samigulov G.Kh
doaj   +1 more source

Histological evaluation of the liver, kidney, and testes of adult male Wistar rats exposed to heavy metals-contaminated waterways [PDF]

open access: yesMedical Laboratory Journal, 2023
Background: Human activities continually impact the environment negatively. Some activities are particularly linked to river pollution, and this constitutes a major problem in certain regions of Nigeria.
Temidayo Adeniyi   +2 more
doaj  

Association of Natural Waterways and Legionella pneumophila Infection in Eastern Wisconsin: A Case-Control Study

open access: yesJournal of Patient-Centered Research and Reviews, 2022
Preliminary research has suggested possible associations between natural waterways and Legionella infection, and we previously explored these associations in eastern Wisconsin using positive L.
Hannah M. William   +4 more
doaj   +1 more source

Modernization of communication lines in Russia in the late 18th and early 19th centuries

open access: yesПроект Байкал, 2022
The article analyzes the transformation processes in the transport system of the Russian Empire as a result of Catherine II’s legislative activity.
Надежда Грязнова
doaj   +1 more source

Impact of Thin-Walled Projectiles with Concrete Targets

open access: yesShock and Vibration, 1995
An experimental program to determine the response of thin-walled steel projectiles to the impact with concrete targets was recently conducted. The projectiles were fired against 41-MPa concrete targets at an impact velocity of 290 m/s.
Rayment E. Moxley   +2 more
doaj   +1 more source

Mathematical modeling of propulsion forces in shallow waters

open access: yesApplied Ocean Research
We present a modular mathematical model to predict maneuvering motions under deep and shallow water conditions. Based on the model of Gronarz (1997), our model implicitly accounts for hull–propulsion interaction.
Jakob Rzeszutko   +2 more
doaj   +1 more source

Conditions of Safe Ship Operation in Seaports – Optimization of Port Waterway Parameters

open access: yesPolish Maritime Research, 2019
A seaport is presented in this article as a system composed of various types of waterways. The author has defined relationships between port waterway system elements and conditions of safe operation of ships in port. Relationships were determined between
Gucma Stanisław
doaj   +1 more source

A hydrographic dataset of the Wadden Sea as a foundation for a digital twin of the coastal ocean

open access: yesScientific Data
The Wadden Sea stretches along the coasts of the Netherlands, Germany, and Denmark in Western Europe. As the world’s largest coherent channel-shoal environment and as a UNESCO world heritage site, managing economic and political interests is complex. All
Robert Lepper   +4 more
doaj   +1 more source

Towards an Automatic Tool for Resilient Waterway Transport: The Case of the Italian Po River

open access: yesEngineering Proceedings
Improved navigability can enhance inland waterway transportation efficiency, contributing to synchro-modal logistics and promoting sustainable development in regions that can benefit from the presence of considerable waterways.
Maria Luisa Villani   +6 more
doaj   +1 more source

Decentralized fault-tolerant control of inland navigation networks: a challenge [PDF]

open access: yes, 2016
Inland waterways are large-scale networks used principally for navigation. Even if the transport planning is an important issue, the water resource management is a crucial point.
Blesa Izquierdo, Joaquim   +5 more
core  

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