نتایج جستجو برای: aprons

تعداد نتایج: 285  

2014
Joseph S. Levy Caleb I. Fassett James W. Head Claire Schwartz Jaclyn L. Watters

Glacial landforms on Mars, including concentric crater fill (CCF), lineated valley fill (LVF), and lobate debris aprons (LDA), were mapped between~±30 and 50° latitude, and geometric constraints were placed on the volume of these deposits based on their topography and relationship with host topography (e.g., massifs, valleys, and craters). LDA deposits were found to have the largest volume (2.6...

2006

The gopher tortoise, Gopherus polyphemus Daudin, is endemic to the southeastern US, where its populations are declining primarily due to habitat destruction. Tortoises are preyed upon by many species, including the red imported fire ant, Solenopsis invicta Buren, a destructive exotic species now common throughout the tortoises’ entire range. We surveyed ants using tuna bait at 154 G. polyphemus...

Journal: :International journal of pavement research and technology 2022

Abstract Airport pavements are widely constructed as airport runways, taxiways, and aprons. The traffic should be considered during the design stage of before construction. To protect from negligent overload, a pavement strength rating system an aircraft load classification adopted. Under systems developed by International Civil Aviation Organization (ICAO), Aircraft Classification Number (ACN)...

Journal: : 2023

In last years, a new type of pavement has gained popularity, this is called Semi-Flexible Pavement (SFP). It consists porous asphalt with high air voids between (25-35) % filled cementitious grout materials. This substance offers substantial advantages over both common types pavements (concrete and flexible) such as good resistance to rutting durability. SFP considered an alternative exceed the...

Journal: :Conjeturas 2022

This study aimed to evaluate the knowledge level of Dentistry students, who have already taken Dental Radiology and Maternal Child 1 courses at University Caxias do Sul in May 2020, on appropriate prescriptions protocols different imaging exams their daily clinical practice. Materials Methods: A questionnaire was developed using Google Forms online platform divided into sessions: a) personal in...

Journal: :Marine and Petroleum Geology 2021

This work studies a submarine volcanogenic apron forming the Nagyhársas Andesite Formation (Badenian – Middle Miocene) in Mátra Mountains (North-Eastern Hungary), with aim to identify volcanic processes, from sedimentary bed scale architecture of whole apron. Fieldwork has been carried out two different localities (Tar and Sámsonháza villages), where eighteen logs have measured correlated, reco...

2003
A. W. Brian E. R. Stofan J. E. Guest

Introduction: Large volcanoes on Venus are defined as topographically positive, broadly domical structures with lava flow aprons larger than 100 km in diameter surrounding a central volcanic vent [1]. Several surveys have been carried out since the first return of data from the Magellan mission, investigating the location and distribution of volcanoes over the venusian surface [1,2], their stru...

Journal: :Physica Medica 2021

Purpose Interventional radiology techniques cause radiation exposure both to patient and personnel. The dose the operator is usually measured with dosimeters located at specific points above or below lead aprons. aim of this study develop validate two fast Monte Carlo (MC) codes for transport in order improve assessment individual doses interventional radiology. proposed methodology reduces num...

2009
K. J. Kolb A. S. McEwen J. D. Pelletier

Introduction: Martian gullies are defined by [1] to be slope features comprised of an upslope alcove, a midslope channel, and a downslope depositional fan. Due to their relative youth and similarities to waterrelated features on Earth, the Martian gullies have attracted much attention since their discovery by the Mars Orbiter Camera [1]. Many erosional agents for the gullies have been proposed ...

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