Results 21 to 30 of about 290,735 (262)

Effect of mix proportion on robustness of self-compacting concrete

open access: yesGrađevinar, 2015
An experimental program aimed at evaluating robustness of four distinct types of self-compacted concrete (SCC) is presented in this paper. A control mix was designed and three series of mixes were made, with variation of principal fresh mix properties ...
Parviz Ghoddousi, Amir Masoud Salehi
doaj   +1 more source

Experimental study on mix proportion of transparent similar materials for rock mass

open access: yesMeitan kexue jishu, 2023
Traditional rock mass is opaque and the internal deformation and fracture process cannot be observed directly, using transparent materials to make similar models is an effective solution.
Nanyan HU   +4 more
doaj   +1 more source

Mixtures of regressions with predictor-dependent mixing proportions [PDF]

open access: yesComputational Statistics & Data Analysis, 2010
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Derek S. Young, D. R. Hunter
openaire   +2 more sources

A review on sustainable concrete mix proportions

open access: yesIOP Conference Series: Materials Science and Engineering, 2021
Abstract The need for reducing the carbon footprint and effect of hazardous gases, etc., released from the construction sectors and other product manufacturing industries on the environment is the need of the hour. In this regard, the construction sector has been utilizing some of the wastes generated from various sources in making ...
Kanta Naga Rajesh   +3 more
openaire   +1 more source

Evaluation of Laboratory Toxicities and Field Application of Plant Spray Oil and Its Mixture with Metarhizium anisopliae Against Diaphorina citri Kuwayama (Hemiptera: Liviidae)

open access: yesInsects
Overusing chemicals to manage Diaphorina citri has created insecticide resistance and negative impacts on the natural ecosystem. This has prompted the need to develop new methods of control.
Dasong Chen   +8 more
doaj   +1 more source

On Smoothed MWSD Estimation of Mixing Proportion

open access: yesPakistan Journal of Statistics and Operation Research, 2021
The problem considered in the present paper is estimation of mixing proportions of mixtures of two (known) distributions by using the minimum weighted square distance (MWSD) method. The two classes of smoothed and unsmoothed parametric estimators of mixing proportion proposed in a sense of MWSD due to Wolfowitz(1953) in a mixture model F(x)=p (x)+(1-p)
Satish Konda   +2 more
openaire   +2 more sources

Use of bottom ash as part replacement of sand for making concrete blocks

open access: yesJournal of Building Materials and Structures, 2021
Coal-based thermal power plants all over the world facing serious problems of handling and disposal of the ash produced. The productive use of coal Bottom Ash (BA) is the best way to alleviate the problems associated with its disposal.
Satish Sharma   +5 more
doaj   +1 more source

Are Fertility Preservation Procedures Before Gonadotoxic Therapy and Hematopoietic Stem Cell Transplantation Feasible and Safe in Very Young Children? A Retrospective Cohort Study

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background Fertility preservation (FP) is increasingly integrated into the care of pediatric patients exposed to gonadotoxic therapy or conditioning for hematopoietic stem cell transplantation (HSCT), yet perioperative data in infants and toddlers remain scarce.
Kerstin Saalabian   +13 more
wiley   +1 more source

Prevalence of 21 Physician‐Defined Severe Toxicities Following Childhood Acute Lymphoblastic Leukemia Treatment: Australian Retrospective Cohort Study

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background Acute lymphoblastic leukemia (ALL) is the most common pediatric cancer, with an overall survival now surpassing 90% in developed countries. However, treatments are not without adverse effects. In this study, we apply the severe toxicity‐free survival (STFS) framework to determine the prevalence of 21 physician‐defined severe ...
Lane Collier   +10 more
wiley   +1 more source

Early-age performance and influencing factors of cement-steel slag-based grouting plugging material

open access: yes矿业科学学报
In this study, a cement-steel slag-based grouting material was developed and investigated how its material composition influenced its early-age performance was investigated so as to promote low cost and high performance in tunnel grouting materials.
LIANG Xuwei   +5 more
doaj   +1 more source

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