Results 41 to 50 of about 153,952 (350)

3D investigation and modeling of the geometric effects on porosity in packed beds

open access: yesAIChE Journal, EarlyView.
Abstract In porous beds, physical boundaries restrict particle arrangement, leading to inhomogeneous porosity. This paper reports on the porosity profiles that are the result of geometric effects on monodisperse packed beds in cylindrical and cubic arrangements. Special focus is given to the influence of edges and corners in cubic geometries.
Bastian Oldach   +3 more
wiley   +1 more source

All the Roads to Patavium: Morphology, Genesis and Development of the Roman Road Network Around Padua

open access: yesOpen Archaeology, 2017
This paper deals with the analysis of the ancient road network around the city of Padua, attempts to reconstruct its morphology and to define its genesis and development between the second Iron Age and Late Antiquity (6th/5th cent. BC to 6th cent.
Matteazzi Michele
doaj   +1 more source

Iron Age Settlements and Roman Roads: archaeological fieldwork along the Angelinos trunk water main in north Oxfordshire [PDF]

open access: gold, 2021
Owain Scholma-Mason   +14 more
openalex   +1 more source

Romans, Roads, and Romantic Creators: Traditions of Public Property in the Information Age [PDF]

open access: yes, 2003
The medialibrary is included within an overall development plan. This plan has been drawn up by the communal office and aims to finish in 2030. The aim of this design is to promote unification and comunication, especially in the central area of ...
Rose, Carol M.
core   +1 more source

Notes About Crushing Sand from Bituminous Schist

open access: yesBulletin of the Polytechnic Institute of Jassy: Constructions, Architechture Section, 2021
People have used sand and stone for foundations for thousands of years. Significant refinement of the production and use of aggregate occurred during the Roman Empire, which used aggregate to build its vast network of roads and aqueducts.
Hanganu Dumitru-Dragos
doaj   +1 more source

Parerga to the Stadiasmus Patarensis (16): The Roads, Settlements and Territories

open access: yesGephyra, 2016
In this contribution the author discusses three issues relating to the course of the roads and settlements mentioned in the Stadiasmus Patarensis (SP): 1- All the roads recorded on the SP were measured from within the borders of town centres, except for ...
Fatih Onur
doaj   +1 more source

Covalent Organic Framework–Carbon Nanotube Core–Shell Nanohybrids for Enhanced Catalytic Site Utilization of Molecular Catalysts in CO2 Electroreduction

open access: yesAngewandte Chemie International Edition, EarlyView.
Covalent organic framework–carbon nanotube (COF–CNT) core–shell nanohybrids are developed as an efficient platform to enhance the site utilization of molecular catalysts for electrochemical CO2 reduction. The well‐defined nanostructure promotes catalytic site accessibility, achieving CO turnover frequencies among the highest reported to date.
Liang Yao   +8 more
wiley   +1 more source

Random planar graphs and the London street network [PDF]

open access: yes, 2009
In this paper we analyse the street network of London both in its primary and dual representation. To understand its properties, we consider three idealised models based on a grid, a static random planar graph and a growing random planar graph. Comparing
A. Crooks   +29 more
core   +3 more sources

Opium trade and use during the Late Bronze Age: Organic residue analysis of ceramic vessels from the burials of Tel Yehud, Israel

open access: yesArchaeometry, EarlyView., 2022
Abstract Organic residue analysis was conducted on various vessels from burials at Tel Yehud, Israel. The analyses led to new reliable evidence for the presence of opioid alkaloids and their decomposition products. This research revitalizes a decades‐old discussion on the presence and function of the opium trade across a cultural region of utmost ...
Vanessa Linares   +5 more
wiley   +1 more source

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