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Recent Submissions

Microstructure, resistivity, and shear strength of electrically conductive adhesives made of silver-coated copper powder
Hamrah, Z. Sahebi; Lashgari, V. A.; Mohammadi, M. H. Doost; Üner, Deniz; Pourabdoli, M. (2021-12-01)
Electrically conductive adhesives were made using silver-coated copper powders (filler) and epoxy. Resistivity, microstructure and shear strength of prepared adhesives were studied using two-point resistance measurements, ...
Polyaniline coated tungsten trioxide as an effective adsorbent for the removal of orange G dye from aqueous media
Hsini, Abdelghani; Naciri, Yassine; Bouzıanı, Asmae; Aarab, Nouh; Essekri, Abdelilah; Imgharn, Abdelaziz; Laabd, Mohamed; Navio, J. A.; Puga, F.; Lakhmiri, Rajae; Albourine, Abdallah (2021-11-01)
In this work, the core-shell PANI@WO3 composite was obtained from the reaction of aniline monomer polymerization with WO3 particles; sodium persulfate was used as an oxidant. Various analytical techniques such as scanning ...
Synthesis and characterisation of PANI- coated Heliotrope Leaves (PANI@HL) with high clean-up capacity for Orange G dye from aqueous media
Brini, Lahoucine; H'Maida, Khalihana; Imgharn, Abdelaziz; Hsini, Abdelghani; Naciri, Yassine; Ajmal, Zeeshan; Bouzıanı, Asmae; Boulahya, Aziz; Arahou, Mohamed; Bakiz, Bahcine; Albourine, Abdallah; Fekhaoui, Mohammed (2021-11-01)
The main objective of this study is to optimise a new composite for the depollution of contaminated water. This pollution can have adverse effects on both human health and the environment. The aim of this work was the elab...
Effects of fluorination and thermal shock on the photocatalytic activity of Bi2O3 nanopowders
Bouzıanı, Asmae; Park, Jongee; Öztürk, Abdullah (2021-10-05)
© 2021 Elsevier B.V.Fluorinated Bi2O3 (F-Bi2O3) nanopowder was prepared via fluorination followed by thermal shock of α-Bi2O3 nanopowder. The XRD, FTIR, SEM, and DRS characterization techniques were employed to investigate...
Development of a novel PANI@WO3 hybrid composite and its application as a promising adsorbent for Cr(VI) ions removal
Hsini, Abdelghani; Naciri, Yassine; Laabd, Mohamed; Bouzıanı, Asmae; Navío, J.A.; Puga, F.; Boukherroub, Rabah; Lakhmiri, Rajae; Albourine, Abdallah (2021-10-01)
© 2021 Elsevier LtdIn the current study, an in-situ oxidative polymerization method was used to synthesize polyaniline-coated tungsten trioxide biphasic composite (PANI@WO3). The as-developed composite material properties ...
Synthesis and characterization of arginine-doped heliotrope leaves with high clean-up capacity for crystal violet dye from aqueous media
Brini, Lahoucine; Hsini, Abdelghani; Naciri, Yassine; Bouzıanı, Asmae; Ajmal, Zeeshan; H'Maida, Khalihana; Boulahya, Aziz; Arahou, Mohamed; Bakiz, Bahcine; Albourine, Abdallah; Fekhaoui, Mohammed (2021-10-01)
Novel an arginine-modified Heliotrope leaf (Arg@HL) was used as adsorbent for the crystal violet (CV) dye adsorption in a batch process. The physicochemical and morphological composition of Arg@HL were characterized by fie...
Influence of bag filter ash to spectral thermal radiation in fluidized bed combustors Co-Fired with biomass
Yaşar, Mehmet Soner; Selçuk, Nevin; Külah, Görkem (2021-09-01)
© 2021 Elsevier Masson SASInfluence of fine particles collected in bag filter on spectral thermal radiation is investigated in the freeboard of a 0.3 MWt atmospheric bubbling fluidized bed combustion test rig where lignite...
Effect of heat treatment on the photocatalytic activity of alpha-Fe2O3 nanoparticles: towards diclofenac elimination
Mimouni, Ibtihal; Bouzıanı, Asmae; Naciri, Yassine; Boujnah, Mourad; El Belghiti, Mohammed Alaoui; El Azzouzi, Mohammed (2021-09-01)
alpha-Fe2O3 nanoparticles were synthesized via a straightforward method. XRD, FTIR, SEM, ESR, and DRS techniques investigated the influence of various calcination temperatures on the crystal structure, optical, and photoca...
Controlling Ultrafiltration Membrane Rejection via Shear-Aligned Deposition of Cellulose Nanocrystals from Aqueous Suspensions
Kocaman, Ceren; Büküşoğlu, Emre; Çulfaz Emecen, Pınar Zeynep (2021-08-01)
Cellulose nanocrystals (CNCs) of 180 nm length and 8 nm diameter were deposited on porous supports by tangential flow filtration followed by salt permeation to form ultrafiltration membranes. At a high enough shear rate on...
Organic/metal-organic photosensitizers for dye-sensitized solar cells (DSSC): Recent developments, new trends, and future perceptions
Yahya, Mohamed; Bouzıanı, Asmae; OCAK, CEMİL; SEFEROĞLU, ZEYNEL; Sillanpää, Mika (2021-08-01)
© 2021 Elsevier LtdHumankind is currently heavily reliant on fossil fuel for its energy supply. However, fossil fuels are a nonrenewable source. It requires hundreds of millions of years for fossil fuels to develop inside ...
On the dual role of the reactant during aqueous phase hydrodechlorination of trichloroethylene (HDC of TCE) using Pd supported on swellable organically modified silica (SOMS)
Ailawar, Saurabh; Hunoor, Anagha; Rudzinski, Benjamin; Çelik, Gökhan; Burel, Laurence; Millet, Jean-Marc; Miller, Jeffrey T.; Edmiston, Paul L.; Ozkan, Umit S. (2021-08-01)
Herein, the dual role of trichloroethylene (TCE) in liquid-phase hydrodechlorination with Pd catalysts supported on swellable organically modified silica (SOMS), is investigated. Batch experiments with TCE-soaked Pd/SOMS s...
Influence of soot on radiative heat transfer in bubbling fluidized bed combustors
Yaşar, Mehmet Soner; Selçuk, Nevin; Külah, Görkem (2021-08-01)
The effect of soot particles and aggregates on radiative heat transfer in bubbling fluidized bed combustors is investigated. For this purpose, a soot radiative property model based on Rayleigh scattering theory is coupled ...
Poly(methyl methacrylate)-octatrimethylsiloxy polyhedral oligomeric silsesquioxane composite syntactic foams with bimodal pores
Ozkutlu, Merve; Bayram, Göknur; Dilek Hacıhabiboğlu, Çerağ (2021-06-01)
© 2021, The Polymer Society, Taipei.Bimodal poly(methyl methacrylate) (PMMA) foams are produced with a new method combining syntactic foam production and supercritical CO2 (scCO2) foaming. Bimodal pore structure offers sev...
Synthesis of an arginine-functionalized polyaniline@FeOOH composite with high removal performance of hexavalent chromium ions from water: Adsorption behavior, regeneration and process capability studies
Hsini, Abdelghani; Benafqir, Mohamed; Naciri, Yassine; Laabd, Mohamed; Bouzıanı, Asmae; Ez-zahery, Mohamed; Lakhmiri, Rajae; Alem, Noureddine El; Albourine, Abdallah (2021-05-20)
© 2021 Elsevier B.V.In this study, the synthesis of a novel arginine-functionalized polyaniline/FeOOH (Arg-PANI@FeOOH) composite for hazardous Hexavalent chromium ions (Cr(VI)) removal from wastewater was reported. The SEM...
Construction of phase diagrams to estimate phase transitions at high pressures: A critical point at the solid liquid transition for benzene
Ibrahimoglu, Beycan; Üner, Deniz; Veziroglu, Ayfer; Karakaya, Fuat; Ibrahimoglu, Beycan (2021-04-01)
Phase diagrams are an integral part of the estimation of material properties in the case of high temperature and pressure. The pressure-temperature (P-T) phase diagram is used to determine the state of aggregation (solid, ...
Controlling the foam morphology of supercritical CO2-processed poly(methyl methacrylate) with CO2-philic hybrid nanoparticles
Özkutlu Demirel, Merve; Bayram, Göknur; Dilek Hacıhabiboğlu, Çerağ (2021-04-01)
Highly CO2-philic nanoparticles, octatrimethylsiloxy polyhedral oligomeric silsesquioxanes (POSS) are used to increase the affinity of poly(methyl methacrylate) (PMMA) to CO2 in supercritical carbon dioxide (scCO(2)) foami...
Gas velocity distribution in conical spouted beds with high-density particles
Doğan, Neslin; KÖKSAL, MURAT; Külah, Görkem (2021-03-01)
Local gas velocity measurements were conducted utilizing a Pitot tube in two small-scale (D-c = 150 mm, gamma = 30 degrees, 60 degrees) and one large-scale (D-c = 250 mm, gamma = 66 degrees) conical spouted beds. Three dif...
A potential catalyst for continuous methane partial oxidation to methanol using N2O: Cu-SSZ-39
Memioglu, Ozgun; İpek Torun, Bahar (2021-02-01)
Continuous catalytic methanol production from methane is reported on Cu-SSZ-39 using N2O as an oxidant. Through optimization of CH4, N2O and H2O partial pressures, a methanol formation rate of 499 mu molCH3OH g-1 h-1 and a...
Controlling the shapes and internal complexity of the polymeric particles using liquid crystal-templates confined into microwells
KARAUSTA, ASLI; Kocaman, Ceren; Büküşoğlu, Emre (2021-02-01)
Formation and positioning of the topological defects within liquid crystalline (LC) medium confined into microwells were shown to critically effect the shapes and symmetry of the particles obtained after polymerization. Wa...
Turbulence damping above the cloud height in suspensions of concentrated slurries in stirred tanks
Ayrancı Tansık, İnci; Kresta, Suzanne M. (2021-02-01)
Poor mixing in the clear liquid layer above the cloud height has been reported by several authors. This study uses LDV measurements to quantify turbulence above the cloud using a liquid level of 1.5 T to remove the barrier...
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