Results 91 to 100 of about 39,969 (303)

Degradation mechanisms of low-calcium fly ash-based geopolymer mortar in simulated aggressive sewer conditions [PDF]

open access: yes
Alkali-activated geopolymers are increasingly studied as alternatives to Ordinary Portland Cement (OPC) concrete for use in challenging service environments.
Gerdes, Andreas   +5 more
core   +1 more source

Temperature model (Riotherm) files for heat modeling of wastewater in sewer networks

open access: yes, 2015
The files package was designed as an add-on for the urban drainage software Sobek to calculate longitudinal temperature of water and longitudinal, radial and tangential temperature of circular pipes and surrounding soil.
Elías Maxil, J.A. (Jorge Armando)
core   +1 more source

Shape Measurement of a Sewer Pipe Using a Mobile Robot with Computer Vision [PDF]

open access: yes, 2013
A mobile robot equipped with two lasers and a CCD camera for pipe inspection is proposed. Circular laser streaks that appeared on the inner surface of the pipe reveal the shape of the pipe.
Komatsu, Takayuki   +6 more
core  

Utility of QMRA to compare health risks associated with alternative urban sewer overflow management strategies

open access: yes, 2020
Wet weather sewer overflows pose potential short-term public health risks. With increasing populations, aging infrastructure and climate change, utilities are challenged with managing sewerage infrastructure to provide optimum outcomes.
McAlister, Tony   +5 more
core   +1 more source

Comparing Water Quality Data of Atlanta's Sewage Overflows and Spills

open access: yes, 2022
The city of Atlanta, Georgia has experienced high-volume and reoccurring sewer spills over the past ten years; these spills are documented, and the locations made publicly available.
Pirlot, Bonnie M.
core   +1 more source

Paleopathology of a putative colossosaurian caudal vertebra (Neosauropoda: Titanosauria) from the Presidente Prudente Formation, Brazil

open access: yesThe Anatomical Record, EarlyView.
Abstract Studies investigating paleopathologies in sauropods remain scarce despite their relative abundance in the fossil record. In this study we report new occurrence of paleopathological features, corresponding to a neoplasm found in a middle caudal vertebra (MCT.R.2120) of an advanced titanosaur from the Presidente Prudente Formation (Bauru Basin ...
Maria Luiza Peres Bertolossi   +5 more
wiley   +1 more source

Sewer-ML

open access: yes, 2021
Sewer-ML is a sewer defect dataset. It contains 1.3 million images, from 75,618 videos collected from three Danish water utility companies over nine years.
Mobility and Tracking Technologies   +11 more
core  

Drivers of tail evolution in squamates and their implications for the fossorial origin of snakes

open access: yesThe Anatomical Record, EarlyView.
Abstract The axial skeleton serves as the primary structural support in all vertebrates and is subdivided into five distinct regions: cervical, thoracic, lumbar, sacral, and caudal. Relaxation of constraints acting on the terminal end of the axial skeleton has led to remarkable variation in caudal vertebrae number across Squamata.
Olivia Binfield   +2 more
wiley   +1 more source

Inspection and Understanding of Sewer Network Condition in Dindaeng District (Thailand)

open access: yesApplied Environmental Research, 2021
Sewer pipelines are usually operated with little maintenance after installation. After years in service, sewer pipes get old and deteriorated.  The present research is the first study that attempts to inspect the condition of sewer pipelines in the ...
Hnin E. Phyu, Sutha Khaodhiar
doaj   +2 more sources

Developmental morphology of claspers and clasper‐glands during maturation in Potamotrygon wallacei (Chondrichthyes: Potamotrygoninae)

open access: yesThe Anatomical Record, EarlyView.
Abstract The claspers are the copulatory organs in male elasmobranchs, responsible for directing the semen into the female cloaca (C). However, the microscopic morphology of the claspers remains poorly understood. This study describes the morphology of the claspers and clasper glands (CGs) of cururu stingray (Potamotrygon wallacei) at different ...
Matheus Samuel Cunha Braga   +4 more
wiley   +1 more source

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