Results 11 to 20 of about 7,556,071 (335)

Effects of Different Mineral Admixtures on the Properties of Fresh Concrete

The Scientific World Journal, 2014
This paper presents a review of the properties of fresh concrete including workability, heat of hydration, setting time, bleeding, and reactivity by using mineral admixtures fly ash (FA), silica fume (SF), ground granulated blast furnace slag (GGBS ...
Sadaqat Ullah Khan, Muhammad Fadhil Nuruddin, Tehmina Ayub, Nasir Shafiq   +3 more
doaj   +1 more source

Strength Development of High-Strength Ductile Concrete Incorporating Metakaolin and PVA Fibers

The Scientific World Journal, 2014
The mechanical properties of high-strength ductile concrete (HSDC) have been investigated using Metakaolin (MK) as the cement replacing material and PVA fibers. Total twenty-seven (27) mixes of concrete have been examined with varying content of MK and
Muhammad Fadhil Nuruddin, Sadaqat Ullah Khan, Nasir Shafiq, Tehmina Ayub   +3 more
doaj   +1 more source

The Fermi level effect in III-V intermixing: The final nail in the coffin? [PDF]

, 1997
Copyright 1997 American Institute of Physics. This article may be downloaded for personal use only. Any other use requires prior permission of the author and the American Institute of Physics. This article appeared in Journal of Applied Physics 81, 2179 (
Dannefaer S., de Souza J. P., Mei P., Tan T. Y., W. P. Gillin, Williams E. W., Z. H. Jafri   +6 more
core   +1 more source

Hubble Space Telescope Constraints on the Winds and Astrospheres of Red Giant Stars [PDF]

, 2016
We report on an ultraviolet spectroscopic survey of red giants observed by the Hubble Space Telescope, focusing on spectra of the Mg II h & k lines near 2800 A in order to study stellar chromospheric emission, winds, and astrospheric absorption. We focus
Harper, Graham M., Müller, Hans-Reinhard, Wood, Brian E.   +2 more
core   +3 more sources

Most high school baseball pitchers are using weighted ball throwing programs to increase ball velocity: crosssectional analysis of US high school pitchers

JSES Reviews, Reports, and Techniques, 2023
Background: Weighted-ball velocity training programs are popular but may be associated with increased injury risk. The purpose of this study was to determine the current frequency of these programs, as well as their association with range of motion ...
Eric N. Bowman, MD, MPH, Christopher L. Camp, MD, Brandon J. Erickson, MD, Michael T. Freehill, MD, Matthew V. Smith, MD, Eric Madia, MS, CSCS, FRCms, Mike Matthews, DPT, Sam Simister, MBA, Cade Wheelwright, BA, Hiroaki Ishikawa, PT, PhD, Peter N. Chalmers, MD   +10 more
doaj   +1 more source

Absence of IgG antibodies among high-risk contacts of two confirmed cases of Crimean-Congo haemorrhagic fever in the autonomous region of Madrid (Spain)

Journal of Infection and Public Health, 2020
Crimean-Congo haemorrhagic fever (CCHF) is a widely distributed tick-borne disease. In Spain, the disease has emerged as outbreak associated with high-risk exposures. Our goal was to evaluate the prevalence of antibodies against the CCHF virus (CCHFV) in
Pello Latasa, Fernando de Ory, José Ramón Arribas, Maria Ángeles Sánchez-Uriz, Ignacio Sanchez-Arcilla, María Ordobás, Anabel Negredo, Elena Trigo, Pilar Delgado, Marco Marzola, Maria Ángeles Lopaz, María Paz Sánchez-Seco, Fernando de la Calle-Prieto, Pilar Ferrera, Elena Rodriguez, Alejandro Martín, Maria Felipa del Cerro, Esther Córdoba, Marta Mora-Rillo, Maria José Esteban   +19 more
doaj   +1 more source

Dental Service Utilization and Neighborhood Characteristics in Young Adults in The United States: A Multilevel Approach [PDF]

, 2015
Objective: To investigate the association between neighborhood level factors and dental visits in young adults in the United States after adjusting for individual level factors.
Garcia, Raul I., Okunseri, Christopher, Okunseri, Elaye, Szabo, Aniko, Visotcky, Alexis D   +4 more
core   +2 more sources

CLUSTER OF INDONESIA KABUPATEN-KOTA POTENTIAL IN DEVELOPING FOOD CROP AND HORTICULTURE COMMODITIES

Indonesian Journal of Business and Entrepreneurship, 2016
Identification of potential areas in an agricultural sector is needed in order to meet the national food needs, among others, by carrying out mapping the potential areas through clustering the Kabupaten-Kota in Indonesia, especially on imported ...
Imam Wahyudi, Nunung Nuryartono, Amzul Rifin   +2 more
doaj   +1 more source

Reduction of Cr(VI) compounds by the immobilized cells of sulfate-reducing bacteria Desulfomicrobium sp. CrR3

Біологічні студії, 2020
Immobilization of microorganisms is an effective method of intensification of wastewater purification form chromate-containing compounds. This paper presents a method of sulfate-reducing bacteria immobilization in agar developed in order to determine the
T. B. Peretyatko, K. V. Sholiak, A. A. Halushka, I. M. Stakhera, H. V. Tsehelyk   +4 more
doaj   +1 more source

Prognostic factors of neonatal surgical emergencies in a developing country

Global Pediatrics, 2023
Introduction: Neonatal surgical mortality varies between 11.8% and 43.3% in sub-Saharan Africa. Few studies carried out in French-speaking Black Africa have reported prognostic factors with statistical evidence.
K.A. Midékor Gonébo, R. Bonny Obro, A.K.S. Kouassi Dria, M. Sounkéré Soro, S.J.J. Ouattara, Y.L. Aké, N Moh Ello   +6 more
doaj   +1 more source