Results 1 to 10 of about 99,299 (276)

Estimate models of compression strength of prisms from structural masonry components

open access: yesRevista IBRACON de Estruturas e Materiais, 2023
This work proposes models to estimate the resistance of hollow and grouted concrete blocks prisms based on the compressive strength of their components. A database composed of 27,426 tests results on hollow and grouted prisms, mortar, grout and concrete ...
Maria de Lourdes Pereira Leite   +2 more
doaj   +1 more source

Protocols involved in training allied ophthalmic personnel and setting up ocular microbiology laboratories in peripheral centers

open access: yesJournal of Clinical Ophthalmology and Research, 2022
One of the most important causes of corneal blindness in our country is infective keratitis (IK). IK blinds at least 1.5 million eyes every year in the world; and its projected that India alone will have 0.6 million people blind due to IK by 2020.
Arpan Gandhi, Shalinder Sabharwal
doaj   +1 more source

Geochemical signatures of sedimentary and diagenetic processes in the trace fossil Rosselia from the Pliocene in Taiwan

open access: yesScientific Reports, 2022
Trace fossils are structures left in a substrate as the result of the activities of living organisms. The producer of the spindle-shaped trace fossil Rosselia incorporates fine-grained organic rich material into concentric layers surrounding the central ...
Yu‑Hsuan Liou   +3 more
doaj   +1 more source

PRISM [PDF]

open access: yesProceedings of the 5th International Workshop on Container Technologies and Container Clouds, 2019
Containerized clusters of machines at scale that provision Cloud services are encountering substantive difficulties with stragglers -- whereby a small subset of task execution negatively degrades system performance. Stragglers are an unsolved challenge due to a wide variety of root-causes and stochastic behavior.
Lindsay, Dominic   +2 more
  +5 more sources

Prisms in Ophthalmology

open access: yesDelhi Journal of Ophthalmology, 2022
With their numerous diagnostic and therapeutic applications, prisms are an indispensable part of ophthalmology. Prisms have been used as reflectors in various ophthalmic instruments, while their other properties have made them an essential tool in the ...
Himshikha Aggarwal
doaj   +1 more source

Use of prisms in ophthalmology: a review Part 1. The use of prisms in strabismus: historical background, methodologies and their outcomes

open access: yesJournal of Ophthalmology, 2020
The paper points to the principle of prisms: if a prism is placed in front of the strabismic eye, images of objects impinging upon the peripheral retina are projected to the central pit, which creates optimal conditions for cooperation of both eyes and ...
V.I. Serdiuchenko
doaj   +1 more source

Enamel ultrastructure of lower molars of the red squirrel Sciurus vulgaris (Rodentia, Mammalia) from different populations in Ukraine [PDF]

open access: yesTheriologia Ukrainica, 2019
The second lower molars of the red squirrel Sciurus vulgaris from different regions of Ukraine were examined in order to search for additional features to study the variability and clarify the subspecies status of its individual populations.
Leonid Rekovets   +3 more
doaj   +1 more source

Use of prisms in ophthalmology: a review. Part 2. Use of prisms in heterophoria, nystagmus, and visual nervous system disorders

open access: yesJournal of Ophthalmology, 2022
Prism correction can be helpful not only for patients with strabismus, but also for those with other eye conditions. In heterophoria, especially in the presence of asthenopic complaints, prisms can be used for compensation for latent strabismus and ...
Use of prisms in ophthalmology: a review. Part 2. Use of prisms in heterophoria, nystagmus, and visual nervous system disorders
doaj   +1 more source

Prisms in ophthalmology

open access: yesJournal of Clinical Ophthalmology and Research, 2021
Prisms are used commonly in ophthalmic practice. In strabismus, they have a diagnostic and therapeutic role. Various types of prisms used in ophthalmology have been explained in the article.
Smita Kapoor
doaj   +1 more source

Wind Forces and Flow Patterns of Three Tandem Prisms with a Small Height–Width Ratio

open access: yesApplied Sciences, 2022
Wind tunnel tests and large eddy simulations were conducted to investigate the dependency of wind forces and flow patterns on the spacing (S) for three tandem prisms with a small height–width ratio H/W = 0.4. At the spacing ratio S/W = 0.7, mean and root-
Kun Du, Bo Chen
doaj   +1 more source

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