Results 31 to 40 of about 2,358,586 (291)

Monitoring and Statistical Analysis of Formation of Organochlorine and Organobromine Compounds in Drinking Water of Different Water Intakes

open access: yesMolecules, 2021
The main drawback of drinking water chlorination involves the formation of quite hazardous disinfection by-products (DBPs), represented mainly by halogenated species.
Margarita Yu. Vozhdaeva   +6 more
doaj   +1 more source

Maize Price Volatility: Does Market Remoteness Matter? [PDF]

open access: yes, 2015
This paper addresses the role of market remoteness in explaining maize price volatility in Burkina Faso. A model of price formation is introduced to demonstrate formally that transport costs between urban and rural markets exacerbate maize price volatility.
Ndiaye, Moctar   +2 more
openaire   +6 more sources

Devolatilization Kinetics of Different Types of Bio-Coals Using Thermogravimetric Analysis

open access: yesMetals, 2019
The interest of the steel industry in utilizing bio-coal (pre-treated biomass) as CO2-neutral carbon in iron-making is increasing due to the need to reduce fossil CO2 emission.
Asmaa A. El-Tawil   +3 more
doaj   +1 more source

Review: Particulate Matter Emissions from Aircraft

open access: yesAtmosphere, 2022
The contribution of aircraft operations to ambient ultrafine particle (UFP) concentration at and around airports can be significant. This review article considers the volatile and non-volatile elements of particulate matter emissions from aircraft ...
Bethan Owen   +10 more
doaj   +1 more source

Perbandingan Karakteristik Mutu Biobriket Kulit Durian Dan Jenis Briket Arang Berdasarkan Persentase Volatile Matter

open access: yesJurnal Serambi Engineering, 2018
Bioarang is charcoal (one type of fuel) made from various kinds of biological materials, for example wood, twigs, leaves, grass that can be carbonized.
Irhamni Irhamni   +5 more
doaj   +1 more source

Analisis perbandingan bahan dan jumlah perekat terhadap briket tempurung kelapa dan ampas tebu

open access: yesTeknologi Pangan: Media Informasi dan Komunikasi Ilmiah Teknologi Pertanian, 2020
The aim of this research was to study the effect of comparative analysis of ingredients and the amount of adhesive on the coconut shell charcoal briquettes and bagasse charcoal. This research used Split Plot Design that consisted of two factors.
Welly Deglas, Fransiska Fransiska
doaj   +1 more source

Prediction method of coal calorific value based on quantile regression

open access: yesGong-kuang zidonghua, 2022
At present, the traditional linear regression model is mainly used to predict the calorific value of coal. But it is difficult to express the complex relationship between independent variables and dependent variables.
ZHAO Xianzhi, CHEN Junlin
doaj   +1 more source

Design and analysis strategies for robust microbiome ageing research

open access: yesFEBS Letters, EarlyView.
The gut microbiome changes with age and associates with age‐related morbidity and mortality, establishing it as a potential biomarker and intervention target for ageing. Realising this potential requires methodological rigour, yet distinguishing biological signals from methodological artefacts remains challenging across cohorts. This review provides an
Mark Olenik   +5 more
wiley   +1 more source

Studying The Effect of Planting Method , Kind of Fertilizer on The Yield of Marjoram ( Majorana hortensis Moench. ) and Thyme ( Thymus vulgaris L. ) Plants [PDF]

open access: yesAl-Qadisiyah Journal For Agriculture Sciences, 2012
This research is conducted in a private field at Abu – Gharak , Babylon Province , during two seasons ( 2009 & 2010 ), to study the effect of two planting methods and kind of fertilizer on the yield , essential oil quantity in Marjoram and Thyme plants .
Saad Ali Ihsan
doaj   +1 more source

Adaptive Foam 3D Printing of Ultralight and Multifunctional Materials

open access: yesAdvanced Engineering Materials, EarlyView.
Adaptive foam 3D printing, enabled by expandable microspheres, imparts cellular structures to thermoplastic and thermosetting polymers, manufactured through a variety of processes including fused filament fabrication, direct ink writing, digital light processing, and inkjet printing.
Nariman Rajabifar, Amir Ameli
wiley   +1 more source

Home - About - Disclaimer - Privacy