OOIR: Observatory of International Research

Papers

(The TQCC of Brazilian Journal of Chemical Engineering is 3. The table below lists those papers that are above that threshold based on CrossRef citation counts [max. 250 papers]. The publications cover those that have been published in the past four years, i.e., from 2021-04-01 to 2025-04-01.)

Article	Citations
Valorization of waste frying oil to lipopeptide biosurfactant by indigenous Bacillus licheniformis through co-utilization in mixed substrate fermentation	29
Experimental investigation and CFD simulation of cavity flow effects on liquids mixing in vortex-based microfluidic chips: Quantitative visualization and optimization by response surface method (RSM)	19
Regeneration of transformer oil using a microemulsion with Triton X-100	18
Analysis of methodologies for determination of DEM input parameters	18
Droplet formation in oval microchannels with a double T junction: a CFD and experimental study	17
Application of linear and nonlinear mathematical programming to retrofit hydrogen networks	16
Analysis of the temperature influence on thermophysical properties in the three-dimensional numerical modeling of heat transfer in human biological tissue in the presence of a cancerous tumor	16
Analysis of the different solubility data of cannabidiol in supercritical carbon dioxide described in the literature	16
Synthesis of K-Merlinoite zeolite from coal fly ash for fertilizer application	14
Development of hotspot mapping technique in microwave cavity using resistive sheet	14
Analysis of CO2 kinetics in Na,Cs-Rho crystals using the zero length column: a case study for slow systems	13
Extraction and fractionation of long pepper essential oil: process modeling and simulation	12
WOPCA-EGNPE algorithm based on variable division for fault monitoring of batch process	12
Reactive precipitation of titanium dioxide particles in supercritical CO2 by SAS technique with an ionic liquid as adjuvant	12
Effects of using substrate heating method for the preparation of zeolite coatings containing faujasite	12
Facile fabrication and catalytic activity of nickel to ferric oxide nanoparticles for ammonium perchlorate decomposition	12
Biological hydrogen production by Cyanothece sp. ATCC 51142 in a variable volume process: in silico optimization and sensitivity analysis	11
Performance evaluation of a new continuous flow tubular electrochemical reactor with ceramic membrane for the treatment of wastewater	10
Electrospun nonwoven mats obtained from natural rubber and polyvinylpyrrolidone with propolis functionalization	10
Physicochemical, calorimetry and spectroscopic properties of l-methionine and l-cysteine in presence of sodium based food preservatives	10
Investigation of carbon steel particle collisions in dry and wet environments	10
Effects of laboratory test sensitivities on the efficiency of scale inhibitors for Brazilian applications	10
Method for improving adsorption capacity of gold(I) thiosulfate complex on mercapto-functionalized silica gel by masking copper with ethylenediamine	10
Influence of preparation method on zinc oxide properties’ for photoelectrochemical application	9
Identification of the potato moisture diffusion coefficient considering shrinkage: a nonlinear estimator approach to an inverse problem	9

Solubility and preferential solvation of nimodipine and azlocillin drug compounds in (ethanol + ethyl acetate) mixtures	9
Biosynthesis of propionic acid from whey permeate and corn steep liquor by Propionibacterium freudenreichii subsp ATCC 6207 and partial purification using ion exchange cryogels	9
Hemp seed oil: extraction conditions, characterization and density and viscosity temperature profile	9
A novel study on the adsorption of low concentration Cd(II) and Ni(II) using porous boron nitride: effectiveness, coexisting anion interference, and regeneration	9
Development of nanoparticles with anthocyanins from açaí by electrospraying process	9
Recyclability and life time analysis of potent antifouling PVDF nanohybrid membranes for produced water treatment	8
Assessment of module arrangements of a direct contact membrane distillation process for a small-scale desalination plant	8
A computational fluid dynamics study on the optimisation of a circular sedimentation tank using perforated inlet baffles	8
Pyrolysis modeling of biomass: study of reaction yields using a single-particle model	8
Immobilization of β-glucosidase from Moniliophthora perniciosa on different supports by adsorption	8
Micro-CT images and variable effective diffusivity as tools in the analysis of Cariniana estrellensis (Raddi) Kuntze seeds hydration	8
CFD analysis of multiphase flow in an airlift reactor: superficial velocity and gas holdup influence on the loop recirculation	8
Synthesis, characterization and functionalization of MOFs and their use in Knoevenagel condensation reactions between ethyl cyanoacetate and 4-nitrobenzaldehyde	8
Metal–organic frameworks as highly effective platforms for enzyme immobilization–current developments and future perspectives	8
Azo-dye treatment using different engineering approaches: a comparative review analysis	8
An experimental investigation of gas-liquid-solid transfer and external wetting efficiency on open-cell foam in a three-phase packed bed reactor: validation and parameter estimation	7
Solid–liquid phase equilibrium diagrams of binary mixtures containing fatty acids, fatty alcohol compounds, and tristearin	7
Processing of fique bagasse waste into modified biochars for adsorption of caffeine and sodium diclofenac	7
The role of Brazil in the advancement of enzymatic biodiesel production	7
Applying design principles to improve hydrogen storage capacity in nanoporous materials	7
Two-stage semi-continuous cultivation of Dunaliella salina for β-carotene production	6
Synthesis of methyl cinnamate catalyzed by deep eutectic solvents based on choline chloride: kinetic studies	6
Influence of active sites and the reaction conditions on the ethanol upgrading over Nb2O5/ZrO2 based multifunctional catalysts	6
Hybrid technology combining hydrodynamic cavitation and oxidative processes to degrade surfactants from a real effluent	6
Preparation of precipitated calcium carbonate using wollastonite and CO2 from industrial exhaust	6
Food-to-microorganism ratio as a crucial parameter to maximize biochemical methane potential from sugarcane vinasse	6
Methanogenic consortia from thermophilic molasses-fed structured-bed reactors: microbial characterization and responses to varying food-to-microorganism ratios	6
Fabrication of CeO2 microspheres by internal gelation process using T junction droplet generator	6
Coffee industrial residue: sequential high pressure extraction and conventional methods	6
Bioactives from pomegranate peel and moringa leaves as natural antioxidants for stability of edible oil blends	6
Optimization of bacterial cellulose production from alcohol lees by intermittent feeding strategy	5
RETRACTED ARTICLE: A review on different methods of CO2 capture, separation and utilization	5
Estimated enthalpy of formation of N-[3-(Dimethylamino)propyl] hexadecanamide by experimental approach	5
Application of DieselB10 formulations with short-chain alcohols in diesel cycle engines: phase equilibrium, physicochemical and thermodynamic properties and power curves	5
Adsorption of sulfosuccinate collector on apatite and carbonates in a phosphate ore, in the presence of carbon dioxide	5
Microbial reduction of antimony under anaerobic conditions by inocula from different sources	5
Quantum chemical studies to functionalization of boron nitride nanotube (BNNT) as effective nanocarriers	5
CO2 hydrogenation to formic acid using tertiary amine and diol solvents	5
Efficient CO oxidation catalyzed by nickel supported on Ta2O5	5
Effect of organic shock loading on anaerobic performance of pumice-reinforced up-flow anaerobic sludge bed for incineration leachate treatment	5
Mechanistic modeling and CFD simulation of gas chromatography to predict separation processes	5
Chemical, plant and microbial mediated synthesis of tin oxide nanoparticles: antimicrobial and anticancer potency	5
Synthesis of Sodalite Zeolite from Alkaline Fusion of Kaolin and Crystallization at Low Temperature and Ambient Pressure	5
Reduction of amine consumption in iron ore flotation through direct reuse of process water on bench scale	4
Electro-thermal actuated micromixer with VU/VIU/VUVIU/VIUVU patterned microgrooves	4
Polychromatic controller of photosynthetically active radiation applied to microalgae	4
Primary energy and exergy analysis of a spray dryer for the application of industrial effluents: a case study	4
Effect of metallic nanoparticles on microalgal growth and lipid accumulation for biodiesel production	4
Influence of the chain length of the fatty acids present in different oils and the pore diameter of the support on the catalytic activity of immobilized lipase for ethyl ester production	4
Synthesis, characterization and acid-catalyzed application of ternary deep eutectic solvent: effect of glycerol addition	4

Comparative evaluation of conventional and microwave assisted epoxidation of soybean oil with citric acid, acetic acid using homogeneous and heterogeneous catalysis	4
Flow rate calculations based on rheometric measurements of model waxy oils at different surface roughness	4
Enhancing the performance of an acetate-fed microbial fuel cell with methylene green	4
Zeolitic imidazolate frameworks containing Zn as catalysts for the Knoevenagel condensation reaction	4
An overview of electrochemical advanced oxidation processes applied for the removal of azo-dyes	4
Kinetic study of coke decomposition formed on modified Beta zeolite with zinc and lanthanum	4
Photochemical reactor for selective hydrogenation of asphaltene molecules at room temperature in absence of a catalyst	4
Effect of glucose and sodium nitrate on the cultivation of Nostoc sp. PCC 7423 and production of phycobiliproteins	4
Deep-hydrogenation of aviation turbine fuel over highly active and robust magneto-sensitive nanocatalyst	4
Reliable and straightforward PID tuning rules for highly underdamped systems	4
Miniemulsions: droplet size and stability versus final particle size	4
Bromelain recovery from pineapple subproducts by ultrafiltration and aqueous biphasic systems: processes comparison and integration	4
Experimental measurement and empirical modeling of surface tension of ammonium and phosphonium salt-based DESs	4
Investigation of CO methanation activities of ZSM-5 supported Ni catalysts using microchannel and conventional reactor	4
Syngas production via methane tri-reforming on Ni/La2O3–αAl2O3 catalysts	4
Potential use of sisal juice as raw material for sequential biological production of hydrogen and methane	4
Synthesis and characterization of a new biolubricant based on oligoesterification of ricinoleic acid, oxalic acid, and ethylene glycol	4
Reviewing the use of zeolites and clay based catalysts for pyrolysis of plastics and oil fractions	4
Experimental investigation of the flame stability limits for H2 + C3H8, H2 + C2H6 and H2 + CH4 jet flames	4
Can different inoculum sources influence the biodegradation of sulfamethoxazole antibiotic during anaerobic digestion?	4
Effect of cobalt (nickel) oxide on the properties of zinc–titanium sorbents for high temperature desulphurization of model coal gas	4
Biomethane production using goat manure and cheese whey: statistical analysis of the effect of mixture composition	4
On the numerical simulation of non-isothermal heavy oil flow using horizontal wells and horizontal heaters	4
Enhancing the efficiency of scale inhibitor squeeze for mature fields of the Campos Basin—RJ using Ca2+ bridging ion	4
Hydrogels produced from natural polymers: a review on its use and employment in water treatment	3
Acetylation of glycerol for triacetin production over metal/non-metal doped cobalt ferrite nanocatalysts	3
Photocatalytic degradation of ofloxacin by ZnO combined with persulfate under simulated solar light irradiation: performance, kinetics and degradation pathways	3
Glutaraldehyde-crosslinked cells from Aspergillus oryzae IPT-301 for high transfructosylation activity: optimization of the immobilization variables, characterization and operational stability	3
Covalent immobilization of glucose dehydrogenase onto graphene oxide magnetic nanoparticles to improve the stability	3
Examining the effect of reservoir conditions on efficiency of microbial enhanced oil recovery processes using Rhodococcus erythropolis strain; experimental approach	3
Green synthesis of fluorescent carbon dots/silver nanoparticles with enhanced antibacterial activity	3
Exergy analysis of a laboratory-scale upflow anaerobic sludge blanket reactor with sulfate-reducing microorganisms to precipitate heavy metal ions (Cu, Fe, Zn, and Pb) using Aspen Plus®	3
An energy sustainable approach of heat-pump assisted azeotropic divided wall column based on the organic Rankine cycle	3
Impact of ultrasound and electric fields on microalgae growth: a comprehensive review	3
Mercury removal from solid waste by oxygen plasma and thermal processes	3
Gas holdup and bubble flow transition characteristics in column flotation process determined by capacitive signals measurement	3
Polycarbonate/polyvinyl alcohol thin film nanocomposite membrane incorporated with silver nanoparticles for water treatment	3
Removal of chromium (VI) and lead from synthetic solution using electrocoagulation: optimization and performance study	3
Oxidative dehydrogenation of propane using Ni–Mg–Al mixed oxide catalysts from hydrotalcite-type precursors	3
Natural convection heat transfer in the annular space by using novel fins and water droplets injection	3
Effect of light, CO2 and nitrate concentration on Chlorella vulgaris growth and composition in a flat-plate photobioreactor	3
Incorporation of graphene oxide on thin film composite polysulfone/polyamide membranes	3
High-temperature sorption of sodium vapors in typical outlet streams from biomass gasifiers	3
Selective removal of H2S from high concentration CO2 by catalytic wet oxidation in microporous tube-in-tube microchannel reactor	3