Results 11 to 20 of about 296,149 (299)

HF Doppler radar observations of sporadic E at an Indian low latitude station, Visakhapatnam [PDF]

open access: yesAnnales Geophysicae, 2009
5.5 MHz HF Doppler radar observations of Sporadic E over an Indian low latitude station, Visakhapatnam (17.7° N, 83.3° E and Dip 20°) with 10 s resolution showed quasi-periodic variations of the echo strength and Doppler velocity ...
M. S. S. R. K. N. Sarma   +2 more
doaj   +1 more source

PETROGRAPHY AND MINERAL CHEMISTRY AT WADI BALLI AREA, CENTRAL EASTERN DESERT, EGYPT [PDF]

open access: yesDelta Journal of Science, 2008
The Gattar granites are composed mainly of quartz and feldspars as essential minerals and biotite hornblende, zircon, apatite and sphene as accessory minerals, some secondary minerals as epidote, chlorite and sericite are found.
Joseph M. Samaan   +3 more
doaj   +1 more source

Protonation Equilibria of L-Aspartic, Citric and Succinic Acids in Anionic Micellar Media

open access: yesE-Journal of Chemistry, 2009
The impact of sodium lauryl sulphate (SLS) on the protonation equilibria of L-aspartic acid, citric acid and succinic acid has been studied in various concentrations (0.5-2.5% w/v) of SLS solution maintaining an ionic strength of 0.16 mol dm-3 at 303 K ...
P. Srinivasa Rao   +4 more
doaj   +1 more source

Kinetics and Thermodynamics of Uranium Adsorption Using Impregnated Magnetic Graphene Oxide [PDF]

open access: yesIranian Journal of Chemistry & Chemical Engineering, 2020
Magnetic Graphene Oxide(MGO) impregnated Di(2-Ethyl Hexyl)Phosphoric Acid (D2EHPA) (DMGO) was prepared by multi-impregnation. The structures of GO and DMGO were characterized by FT-IR, TGA, EDX, SEM, and XRD.
Mohamed A. Gado   +2 more
doaj   +1 more source

CONVERGENCE OF INTERNATIONAL AUDIT STANDARDS AND AMERICAN AUDIT STANDARDS REGARDING SAMPLING [PDF]

open access: yesAnnals of the University of Oradea: Economic Science, 2013
: Sampling is widely used in market research, scientific analysis, market analysis, opinion polls and not least in the financial statement audit. We wonder what is actually sampling and how did it appear?
Chis Anca Oana, Danescu Tatiana, ,
doaj  

Longitudinal effects of race, ethnicity, and psychosocial disadvantage on systemic inflammation

open access: yesSSM: Population Health, 2019
Objective: Psychosocial factors likely contribute to racial and ethnic inequalities in cardiovascular diseases (CVDs). However, precise social, psychological, and physiological pathways linking race and ethnicity to the development of CVDs are not well ...
Laura B. Zahodne   +4 more
doaj   +1 more source

Philosophy [530]

open access: yes, 2021
Philosophy. This manuscript is now IO Islamic 1054 in the India Office collections. [metadata: Otto Loth, A Catalogue of the Arabic Manuscripts in the Library of the India Office, (volume 1), no. 530 here with further notations and hyperlinks]. 530.
Anon
core   +1 more source

Simultaneous Estimation of Domperidone and Pantoprazole in Solid Dosage Form by UV Spectrophotometry

open access: yesE-Journal of Chemistry, 2006
Domperidone is an antiemetic and pantoprazole is an antiulcer drug. Simple, precise, rapid and selective simultaneous equation and Q- analysis UV spectrophotometric methods have been developed for the simultaneous determination of domperidone and ...
P. Ravi Kumar   +4 more
doaj   +1 more source

Characteristics of VHF radiowave scintillations over a solar cycle (1983−1993) at a low-latitude station: Waltair (17.7°N, 83.3°E) [PDF]

open access: yesAnnales Geophysicae, 1997
The characteristics of VHF radiowave scintillations at 244 MHz (FLEETSAT) during a complete solar cycle (1983–93) at a low-latitude station, Waltair (17.7°N, 83.3°E), are presented.
P. V. S. Rama Rao   +5 more
doaj   +1 more source

ECER rai 530 graduan sempena Majlis Apresiasi Pembangunan Modal Insan Pahang [PDF]

open access: yes, 2023
KUANTAN - Seramai 530 graduan East Coast Economic Region (ECER) menerima sijil masing-masing bersempena Majlis Apresiasi Pembangunan Modal Insan Negeri Pahang bagi Sesi 2020-2023 di sini, pada ...
Pejabat, Naib Canselor UMPSA
core  

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