Joana Carolina Freire Sandes Santos

ORCID: 0000-0001-6192-6155
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About
Contact & Profiles
Research Areas
  • Biofuel production and bioconversion
  • Microbial Metabolic Engineering and Bioproduction
  • Enzyme Catalysis and Immobilization
  • Enzyme Production and Characterization
  • Catalysis for Biomass Conversion
  • Microbial Metabolites in Food Biotechnology
  • Food composition and properties
  • Advanced Cellulose Research Studies
  • Polysaccharides Composition and Applications
  • Microbial Metabolism and Applications
  • Biodiesel Production and Applications
  • Ultrasound and Cavitation Phenomena
  • Sugarcane Cultivation and Processing
  • Food Chemistry and Fat Analysis
  • Microbial bioremediation and biosurfactants
  • Electrochemical sensors and biosensors
  • Spectroscopy and Laser Applications
  • Agricultural and Food Sciences
  • Electrohydrodynamics and Fluid Dynamics
  • Algal biology and biofuel production
  • Polysaccharides and Plant Cell Walls
  • biodegradable polymer synthesis and properties
  • Analytical Chemistry and Chromatography
  • Proteins in Food Systems
  • Atmospheric Ozone and Climate

Universidade de São Paulo
2016-2025

Biotech (Brazil)
2014-2024

Universidade Federal de Alagoas
2023

Federal University of São João del-Rei
2022

National Institute for Space Research
2022

University of Beira Interior
2022

Universidade Federal de Pernambuco
2021-2022

ORCID
2021

Universidade Estadual de Montes Claros
2020

Instituto Federal de Educação, Ciência e Tecnologia de Mato Grosso
2014-2018

Abstract In spite of the limited sources fossil fuels, energy demand has been considerably increased since last century. The problems associated with global warming due to rising atmospheric greenhouse gas levels and scarcity fuels make it imperative reduce our heavy dependency on fuels. These reasons forced countries throughout world search for new fuel alternatives. Biofuel have gathered considerable attention their inherent benefits, like lower emission, renewability, sustainability....

10.1515/ntrev-2015-0069 article EN Nanotechnology Reviews 2016-01-01

The integrated approach in biorefinery mainly involves the utilization of various agroindustrial byproducts as raw materials for production several biobased products like biofuels, bioenergy, and other high-value chemicals. Biofuels are backbone biorefineries, however, value-added biomolecules such biopigments, biopolymers, biosurfactants, nutritional yeast, etc. have been atracting a great attention. these using traditional approaches extensively studied last few years due to their...

10.3389/fenrg.2020.00152 article EN cc-by Frontiers in Energy Research 2020-07-29

The liquid biofuel bioethanol is widely produced worldwide via fermenting sugars extracted from a variety of raw materials, including lignocellulose biomass, one the world’s most abundant renewable resources. Due to its recalcitrant character, usually pretreated by mechanical, chemical, and biological methods maximize sugar recovery. Pretreated biomass undergoes fermentation process performed sequentially or simultaneously saccharification. different strategies (e.g., separate simultaneous...

10.3390/su16020608 article EN Sustainability 2024-01-10

MODIFICATION OF OILS AND FATS BY BIOTRANSFORMATION.The oleochemical industry has a permanent interested in controlling the physical, functional and organoleptical properties of their products producing useful derivatives from raw materials.The potential biotechnology for developing novel or well-known at more competitive costs meets need this industrial segment expanding goals.In work some technical aspects, problems perspectives related to production oil fat using biotransformation...

10.1590/s0100-40422004000100025 article EN cc-by-nc Química Nova 2004-02-01

The objective of this work was to produce an immobilized form lipase from Burkholderia cepacia (lipase PS) with advantageous catalytic properties and stability be used in the ethanolysis different feedstocks, mainly babassu oil tallow beef. For purpose PS on two non-commercial matrices, such as inorganic matrix (niobium oxide, Nb(2)O(5)) a hybrid (polysiloxane-polyvinyl alcohol, SiO(2)-PVA) by covalent binding. free enzymes were searched compared. best performance regarding all analyzed...

10.1016/j.biortech.2010.02.061 article EN publisher-specific-oa Bioresource Technology 2010-03-18

Self-broadened nitrogen isotropic Q(J) Raman linewidths have been inverted to obtain effective rotation–translation (R–T) state-to-state rate constants using the energy corrected sudden (ECS) formalism. These are discussed as a function of rotational levels J and temperature T. Collisional line shifts investigated by high-resolution inverse spectroscopy (IRS) over wide range. Semiclassical calculations lead clear understanding their T dependence. This exhaustive study both diagonal...

10.1063/1.455563 article EN The Journal of Chemical Physics 1988-11-01

Biosurfactants are microbial metabolites with possible applications in various industrial sectors that considered ecofriendly molecules. In recent years, some studies identified these compounds as alternatives for the elimination of vectors tropical diseases, such Aedes aegypti. The major bottlenecks biosurfactant production have been use conventional raw materials increase costs well opportunistic or pathogenic bacteria, which restrict application biomolecules. present study shows potential...

10.1371/journal.pone.0187125 article EN cc-by PLoS ONE 2017-11-10

Hydrodynamic cavitation (HC) technology, offers benefits in many processes, specifically due to its low operational cost and simple configuration. In the present work, physical properties, microbial quality stability of bioactive compounds HC-treated tomato juice were evaluated considering different processing conditions. Significant effects induced such as a reduction particle size an increase apparent viscosity observed samples. Moreover, showed higher without sedimentation for 14 days...

10.1016/j.ultsonch.2019.01.039 article EN cc-by-nc-nd Ultrasonics Sonochemistry 2019-01-30

For biotechnological conversion of lignocellulosic biomass, a pre-treatment step is required before enzymatic hydrolysis carbohydrate fractions the material, which to produce fermentable sugars for generation ethanol or other products in biorefinery. The most reported technologies are batch operation mode, presenting some disadvantages as dead times process. In this context, hydrodynamic cavitation (HC)-assisted alkaline hydrogen peroxide (AHP) continuous process was proposed sugarcane...

10.1016/j.ultsonch.2019.104931 article EN cc-by-nc-nd Ultrasonics Sonochemistry 2019-12-19
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