Results 21 to 30 of about 7,198 (242)

Occurrence and mineralogy of the margarite- and muscovite-bearing pseudomorphs after topaz in the Juurakko pegmatite, Orivesi, southern Finland [PDF]

Bulletin of the Geological Society of Finland, 1988
Margarite- and muscovite-bearing pseudomorphs after topaz are described from the Juurakko pegmatite dyke, Orivesi, southern Finland. A supercritical vapour phase rich in calcium and alkalies caused alteration of topaz and some other silicates during ...
S.I. Lahti
doaj   +1 more source

Petrology and geochemistry of Eocene volcanic rocks from southeast of Khur (Isfahan province, Central Iran)

Journal of Economic Geology, 2022
Introduction Subduction-related magmas are characterized by enrichment of large ion lithophile elements (LILEs), light rare earth elements (LREEs) and depletion in high field strength elements (HFSEs) (Harangi et al., 2007). These geochemical signatures
Paniz Shadman, Ghodrat Torabi
doaj   +1 more source

Transrectal Ultra Sonography based evidence of Ksharasutra therapy for Fistula-in-ano – A case series

Journal of Ayurveda and Integrative Medicine, 2017
Ksharasutra (parasurgical procedure using a thread treated by alkalies) is being practiced in Indian system of medicine since ancient time for management of ano-rectal disorders; particularly for Bhagandara, (fistula in ano), and generally difficult to ...
Aditya Nema, Sanjay Kumar Gupta, Tukaram S. Dudhamal, Vyasadeva Mahanta   +3 more
doaj   +1 more source

Fluids in the Siilinjärvi carbonatite complex, eastern Finland: Fluid inclusion evidence for the formation conditions of zircon and apatite [PDF]

Bulletin of the Geological Society of Finland, 1995
In the studied zircon and apatite crystals, data recorded two different compositional types of fluid inclusions: Type 1 H2O-CO2 low salinity inclusions (XCO2 = 0.42 to 0.87; XNaCl = 0.001 to 0.005) with bulk densities of 0.73 to 0.87 g/cm3, and Type 2 ...
M. Poutiainen
doaj   +1 more source

Separation of Manganese and Iron from Reductive Leaching Liquor of Electric Arc Furnace Dust of Ferromanganese Production Units by Solvent Extraction

Journal of Chemical and Petroleum Engineering, 2011
Electric arc furnace dust (EAFD) of ferromanganese production units, in the form of slurry, contains tar, alkalies, manganese, zinc, iron, silica, calcium, aluminum and other elements.
Behzad Ghafarizadeh, Fereshteh Rashchi
doaj   +1 more source

Cement kiln dust in CIMENCAM Figuil (North Cameroon): characteristics and recycling as additives for blended cement production

SN Applied Sciences, 2023
This work presents the manufacture of CKD-blended cement from raw materials such as clinker, gypsum, marble and cement kiln dust (CKD) obtained from CIMENCAM Figuil, North Region of Cameroon.
Toumba Hamadou, Nguo Sylvestre Kanouo, Jerome Dikwa, Arlin Bruno Tchamba, Linda Lekuna Duna   +4 more
doaj   +1 more source

XIV.—Reduction of an alkali nitrite by an alkali metal [PDF]

J. Chem. Soc., Trans., 1899
n ...
openaire   +1 more source

Profiling and Characterization of Volatile Components from Non-Fumigated and Sulfur-Fumigated Flos Lonicerae Japonicae Using Comprehensive Two-Dimensional Gas Chromatography Time-of-Flight Mass Spectrometry Coupled with Chemical Group Separation

Molecules, 2013
Flos Lonicerae Japonicae (FLJ) is a popular herb used for many centuries in Traditional Chinese Medicine as a treatment of fever and inflammation. Non-fumigated processing of FLJ has been the traditional approach used in post-harvest preparation of the ...
Song-Lin Li, Bao-Chang Cai, Kun-Ming Qin, Si-Cong Tu, Ya-Jing Lou, Xiao-Qing Ma, Li Li, Xiao Liu, Hao Cai, Gang Cao   +9 more
doaj   +1 more source

Experimental Setup for Dynamic Analysis of Micro- and Nano-Mechanical Systems in Vacuum, Gas, and Liquid

Micromachines, 2019
An experimental setup to perform dynamic analysis of a micro- and nano-mechanical system in vacuum, gas, and liquid is presented. The setup mainly consists of a piezoelectric excitation part and the chamber that can be either evacuated for vacuum, or ...
Bram van den Brink, Farbod Alijani, Murali Krishna Ghatkesar   +2 more
doaj   +1 more source

INFLUENCE OF MEDIA GELLING AGENTS ON ROOT BIOMASS AND IN VITRO VA-MYCORRfflZAL SYMBIOSIS OF CARROT WITH GIGASPORA MARGARITA

Biotropia: The Southeast Asian Journal of Tropical Biology, 2011
An in vitro study with Ri-TDNA transformed roots of carrot  (Daucus carota) was carried out  to evaluate  the role of macro-elements contributed as impurities in  the gelling agent (phytagel) over and above  those present  in the minimal (M ...
NAVEEN PAL BHATIA, ALOK ADHOLEYA, ANJALI VERMA   +2 more
doaj   +1 more source