Results 91 to 100 of about 4,060 (202)

Application of rice husk as an adsorbent for the simultaneous removal of a multicomponent system of dyes: evaluation of the equilibrium and kinetics of the process

open access: yes, 2018
: This work shows the adsorption study of a dye mixture onto rice husk (RH) by means of the firstorder derivative spectroscopy under a batch system, for which the anionic dye Red 40 (R40) and vat dye Indigo Blue (IB) were selected.
Amaringo Villa, Fredy Alberto   +1 more
core   +1 more source

Optimizing Germination, Growth, and Antioxidant Potential of Aegopodium podagraria L. Under Different LED Light Spectra

open access: yesSeeds
Aegopodium podagraria (A. podagraria) L. is a perennial herb valued for its medicinal properties but exhibits poor germination and inconsistent growth under conventional cultivation.
Birtukan Tolera Geleta, Jae-Yun Heo
doaj   +1 more source

Dogmatism and Online Consumption: Examining the Moderating Role of Trust and Value of Exchange Outcome

open access: yesMarketing Management Journal, 2008
Past researchers have used various personality traits to predict consumption behavior ([@R14]; [@R40]; [@R41]). One such personality trait is dogmatism. However, past research exploring the influence of dogmatism on consumption behavior has yielded mixed
DHEERAJ SHARMA
doaj   +1 more source

Do Men and Women-Economists Choose the Same Research Fields?: Evidence from Top-50 Departments [PDF]

open access: yes, 2008
This paper describes the gender distribution of research fields in economics by means of a new dataset about researchers working in the world top-50 Economics departments, according to the rankings of the Econphd.net website.
Almunia, Miguel   +2 more
core  

Subsidies and welfare maximization tradeoffs in bus transit systems

open access: yes
R13, R40, R48,
Paul Schonfeld   +3 more
core   +1 more source

Morphological similarities between DBM and a microeconomic model of sprawl

open access: yes, 2010
Urban sprawl, Open space, Neighbourhood externalities, Road network, Dielectric breakdown, Fractal, C61, C63, D62, R21, R40,
Frankhauser, Pierre   +11 more
core   +1 more source

Quantitative analysis of seven commonly used synthetic food color additives by HPLC-PDA

open access: yesApplied Biological Chemistry
Sixteen color additives (tar colors) were detected in 128 food samples (macarons, meringue cookies, and coque macarons) using HPLC with a photodiode array detector at 420 nm, 520 nm, and 620 nm for the yellow, red, and blue and green color types ...
You Rim Min   +6 more
doaj   +1 more source

Investigation of the Effects of Root Canal Filling Materials and Techniques on Residual Material After Retreatment: an in Vitro Comparative Evaluation

open access: yesCurrent Research in Dental Sciences
Objective: The aim of this study was to compare the removal of gutta percha and root canal sealer after retreatment in teeth obturated with two different root canal sealer and two different placement techniques.Methods: Forty-eight extracted maxillary ...
Sevda Tok   +2 more
doaj   +1 more source

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