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Challenges in process control for continuous processing for production of monoclonal antibody products Curr. Opin. Chem. Eng. (IF 4.088) Pub Date : 2021-02-24 Anurag S Rathore; Saxena Nikita; Garima Thakur; Navnath Deore
Continuous processing has been garnering much interest lately for production of biopharmaceutical products. Purported benefits include higher productivity (10-15X), significant shrinkage in facility footprint as well as equipment cost, and improved process control and consistency in product quality. However, industrial implementation remains a non-trivial task due to the significant complexities associated
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Design and operation of hybrid renewable energy systems: current status and future perspectives Curr. Opin. Chem. Eng. (IF 4.088) Pub Date : 2021-02-13 Lanyu Li; Xiaonan Wang
Hybrid renewable energy systems, as the combination of different energy systems, provide a promising way to harvest maximum renewable energy. In the past decade, it has been a popular and rising topic in the research field. In this paper, the emerging application as well as the recent development in the design and operation of hybrid renewable energy systems are reviewed. The remaining challenges and
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Renewable ammonia as an alternative fuel for the shipping industry Curr. Opin. Chem. Eng. (IF 4.088) Pub Date : 2021-02-09 Fadhil Y Al-Aboosi; Mahmoud M El-Halwagi; Margaux Moore; Rasmus B Nielsen
Decarbonization of the maritime transportation fuels is a primary objective of the shipping industry. Ammonia is an attractive option because of its relatively low greenhouse gas (GHG) emissions, high energy density, competitive cost, and ubiquitous infrastructure for manufacturing, storage, and distribution. The environmental benefits are enhanced when the manufacture of ammonia is assisted by renewable
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Green hydrogen as an alternative fuel for the shipping industry Curr. Opin. Chem. Eng. (IF 4.088) Pub Date : 2021-02-08 Selma Atilhan; Sunhwa Park; Mahmoud M El-Halwagi; Mert Atilhan; Margaux Moore; Rasmus B Nielsen
There is growing pressure to reduce greenhouse gas (GHG) emissions from maritime transportation. One of the most effective strategies for reducing GHG emissions is to switch from conventional fuels such as heavy fuel oil to alternative fuels. Green hydrogen is a promising alternative for the shipping industry. Nonetheless, its potential usage will depend on more than its environmental friendliness
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Nanomedicines to counter microbial barriers and antimicrobial resistance Curr. Opin. Chem. Eng. (IF 4.088) Pub Date : 2021-02-06 Adam S Mullis; Nathan Peroutka-Bigus; Kruttika S Phadke; Bryan H Bellaire; Balaji Narasimhan
Antibiotics are critically important for treating microbial infections. Conventional antibiotics are intrinsically compromised by risk of cultivating antimicrobial resistance, poor bioavailability, toxicity, frequent dosing regimens, and poor patient compliance. Physiological barriers are an important driver of many of these shortcomings. Nanoscale carriers delivering antibiotics, termed nanomedicines
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Nanotechnology-mediated therapeutic strategies against synucleinopathies in neurodegenerative disease Curr. Opin. Chem. Eng. (IF 4.088) Pub Date : 2021-02-05 Benjamin W Schlichtmann; Monica Hepker; Bharathi N Palanisamy; Manohar John; Vellareddy Anantharam; Anumantha G Kanthasamy; Balaji Narasimhan; Surya K Mallapragada
Synucleinopathies are a subset of debilitating neurodegenerative disorders for which clinically approved therapeutic options to either halt or retard disease progression are currently unavailable. Multiple synergistic pathological mechanisms in combination with the characteristic misfolding of proteins are attributable to disease pathogenesis and progression. This complex interplay, as well as the
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Towards data-driven process integration for renewable energy planning Curr. Opin. Chem. Eng. (IF 4.088) Pub Date : 2021-01-14 Karen Gah Hie Kong; Bing Shen How; Sin Yong Teng; Wei Dong Leong; Dominic CY Foo; Raymond R Tan; Jaka Sunarso
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Towards integrated landscape design and biofuel supply chain optimization Curr. Opin. Chem. Eng. (IF 4.088) Pub Date : 2021-01-14 Eric G O’Neill; Christos T Maravelias
Although usually studied separately, integrating the landscape design problem with biomass supply chain network design (SCND) has the potential to identify farm to fuel production systems that work cohesively and are holistically sustainable. Expanding the SCND system boundary to include landscape design presents spatially explicit modeling challenges, but also allows better control of feedstock supply
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Sustainable energy transition: modeling and optimization Curr. Opin. Chem. Eng. (IF 4.088) Pub Date : 2021-01-06 Javier Tovar-Facio; Mariano Martín; José María Ponce-Ortega
In this work we contextualize the energy transition problem to highlight the importance to develop mathematical models to simulate and optimize large scale energy systems for the replacement of systems based on fossil fuels with renewable technologies. We briefly present the most widely used energy system models, their main applications, and the available tools to develop new ones. Moreover, we indicate
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Renewable ammonia for sustainable energy and agriculture: vision and systems engineering opportunities Curr. Opin. Chem. Eng. (IF 4.088) Pub Date : 2021-01-06 Matthew J Palys; Hanchu Wang; Qi Zhang; Prodromos Daoutidis
Synthetic ammonia is essential for agriculture, but its production at present is unsustainable. Ammonia synthesized with hydrogen from renewable-powered electrolysis and nitrogen separated from air has the potential to alleviate these sustainability concerns while also having promise as a low-cost storage medium for intermittent renewable energy. This paper reviews recent research and development on
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Status of renewable energy in the GCC region and future opportunities Curr. Opin. Chem. Eng. (IF 4.088) Pub Date : 2020-12-28 Ahmed Elrahmani; Jameel Hannun; Fadwa Eljack; Monzure-Khoda Kazi
The Gulf Cooperation Council (GCC) countries are committed to boosting the proportion of renewable energy (RE) in their overall energy mix to reduce the economic reliance on fossil fuels. The governments and regulatory authorities in GCC countries are very much open to adopting newly developed efficient and applicable RE technologies to fulfill their individual renewable energy implementation targets
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Cybernetic modeling of biological processes in mammalian systems Curr. Opin. Chem. Eng. (IF 4.088) Pub Date : 2020-12-04 Lina Aboulmouna; Rubesh Raja; Sana Khanum; Shakti Gupta; Mano R Maurya; Ananth Grama; Shankar Subramaniam; Doraiswami Ramkrishna
Regulation of metabolism in mammalian cells is achieved through a complex interplay between cellular signaling, metabolic reactions, and transcriptional changes. The modeling of metabolic fluxes in a cell requires the knowledge of all these mechanisms, some of which may be unknown. A cybernetic approach provides a framework to model these complex interactions through implicit accounting of such regulatory
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Cell culture bioprocessing — the road taken and the path forward Curr. Opin. Chem. Eng. (IF 4.088) Pub Date : 2020-12-01 Sofie A O’Brien; Wei-Shou Hu
Cell culture processes are used to produce the vast majority of protein therapeutics, valued at over US$180 billion per annum worldwide. For more than a decade now, these processes have become highly productive. To further enhance capital efficiency, there has been an increase in the adoption of disposable apparatus and continuous processing, as well as a greater exploration of in-line sensing, various
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Multiscale and multidisciplinary approach to understanding nanoparticle transport in plants Curr. Opin. Chem. Eng. (IF 4.088) Pub Date : 2020-11-07 Joshua D Hubbard; Alison Lui; Markita P Landry
Recent advances in nanoparticle (NP) technology have revealed potential to improve efficiencies in agriculture and plant biotechnology — specifically through controlled nutrient delivery, pathogen mitigation, and genetic engineering. However, most NP-based biotechnology applications have focused on demonstrative experimental studies, with few rigorous mechanistic explanations of how NPs translocate
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Governing transport principles for nanotherapeutic application in the brain Curr. Opin. Chem. Eng. (IF 4.088) Pub Date : 2020-10-18 Hawley Helmbrecht; Andrea Joseph; Michael McKenna; Mengying Zhang; Elizabeth Nance
Neurological diseases account for a significant portion of the global disease burden. While research efforts have identified potential drugs or drug targets for neurological diseases, most therapeutic platforms are still ineffective at reaching the target location selectively and with high yield. Restricted transport, including passage across the blood–brain barrier, through the brain parenchyma, and
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Recent developments in stimuli responsive nanomaterials and their bionanotechnology applications Curr. Opin. Chem. Eng. (IF 4.088) Pub Date : 2020-09-29 Rishabh A Shah; Erin Molly Frazar; James Zach Hilt
Bionanotechnology is an ever-expanding field as innovations in nanotechnology continue to be developed based on biological systems or to be applied to address unmet needs in biology, biomedicine, etc., including various sensor and drug delivery solutions. Amidst the wide range of bionanomaterials that have been developed, stimuli responsive bionanomaterials are of particular interest and are thus emphasized
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A piece of the pie: engineering microbiomes by exploiting division of labor in complex polysaccharide consumption. Curr. Opin. Chem. Eng. (IF 4.088) Pub Date : 2020-09-14 Stephen R Lindemann
Although microbes competing for simple substrates are well-known to obey the ecological competitive exclusion principle, little is known regarding how complex substrates influence the ecology of microbial communities. The vast structural diversity of polysaccharides makes them ideal substrates for cooperative microbial degradation. Potential mechanisms for division of metabolic labor in microbial communities
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Caveolae-Mediated Transport at the Injured Blood-Brain Barrier as an Underexplored Pathway for Central Nervous System Drug Delivery. Curr. Opin. Chem. Eng. (IF 4.088) Pub Date : 2020-09-12 Alexander G Sorets,Jonah C Rosch,Craig L Duvall,Ethan S Lippmann
Drug delivery to the central nervous system (CNS) is generally hindered by the selectivity of the blood–brain barrier (BBB). However, there is strong evidence that the integrity of the BBB is compromised under certain pathological conditions, potentially providing a window to deliver drugs to injured brain regions. Recent studies suggest that caveolae-mediated transcytosis, a transport pathway suppressed
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Predictive interactome modeling for precision microbiome engineering Curr. Opin. Chem. Eng. (IF 4.088) Pub Date : 2020-09-09 Aimee K Kessell; Hugh C McCullough; Jennifer M Auchtung; Hans C Bernstein; Hyun-Seob Song
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Food biotechnology Curr. Opin. Chem. Eng. (IF 4.088) Pub Date : 2020-09-06 Tim Foster; Gary Adams; Vincenzo di Bari; Ian Connerton; Joanne Gould; Ourania Gouseti; David Gray; Gleb Yakubov
We investigate recent advances in the Chemical Engineering aspects of food structuring agents and macronutrients: carbohydrates, proteins and lipids, and also the fate of food upon ingestion. Prebiotic effects on host-microbe interactions enable improved immune response and pathogen control. Formulation Engineering is an emerging area in the field of Chemical Engineering and requires detailed knowledge
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Adoptive natural killer cell therapy: a human pluripotent stem cell perspective Curr. Opin. Chem. Eng. (IF 4.088) Pub Date : 2020-09-03 Yun Chang; Xiaoping Bao
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Redox surrogate methods for sustainable amine N-alkylation Curr. Opin. Chem. Eng. (IF 4.088) Pub Date : 2020-09-02 Rebecca E Ruscoe; Jeremy I Ramsden; Nicholas J Turner
The N-alkylation of amines constitutes one of the most widely applied transformations in synthetic chemistry, but established methods often utilise non-renewable feedstocks and must be adapted for a post fossil fuel world. This review is focused on emerging methodologies in which redox surrogate reagents to carbonyl compounds are used which may be more readily sourced from nature. The review considers
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In vitro Models of the Blood-Brain Barrier: Building in physiological complexity. Curr. Opin. Chem. Eng. (IF 4.088) Pub Date : 2020-08-18 Moriah E Katt,Eric V Shusta
Development of brain therapeutics is significantly hampered by the presence of the blood-brain barrier (BBB). Classical transwell models are able to recapitulate many important aspects of drug transport across the BBB, but are not completely predictive of in vivo brain uptake. Species differences further complicate translation of experimental therapeutics from the benchtop to the clinic. Human BBB
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Review: Engineering in situ biosensors for tracking cellular events Curr. Opin. Chem. Eng. (IF 4.088) Pub Date : 2020-07-25 Kyle Wettschurack; Junkai Xie; Oscar F Sánchez; Chongli Yuan
This review will focus on advances in the development of such biosensor in tracking cellular events with a focus on their technical novelty.
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Synthetic biology approaches: the next tools for improved protein production from CHO cells Curr. Opin. Chem. Eng. (IF 4.088) Pub Date : 2020-07-16 Claire E McGraw; Danqia Peng; Nicholas R Sandoval
Since the approval of the first biotherapeutic protein produced from CHO cells in 1987, researchers have been studying how to improve protein titer and product quality, mainly through cell line development and bioprocess optimization. With recent advances in genetic editing methods (CRISPR/Cas systems) together with large scale systems biology data, further improvements have been made. Here we outline
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Metabolic flux analysis reaching genome wide coverage: lessons learned and future perspectives Curr. Opin. Chem. Eng. (IF 4.088) Pub Date : 2020-07-04 John I Hendry; Hoang V Dinh; Charles Foster; Saratram Gopalakrishnan; Lin Wang; Costas D Maranas
13C-MFA is currently the only technique capable of elucidating intracellular metabolic fluxes. Generally, in 13C-MFA studies the reactions that can carry flux are mostly pre-specified by only considering canonical pathways and ignoring alternate ones. This may bias flux elucidation and cause labeling data to erroneously confirm implied assumptions. By expanding the scope of the metabolic mapping models
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Carbon catabolite repression relaxation in Escherichia coli: global and sugar-specific methods for glucose and secondary sugar co-utilization Curr. Opin. Chem. Eng. (IF 4.088) Pub Date : 2020-06-29 Kevin J Fox; Kristala LJ Prather
The ability to utilize agricultural waste products is one of the many reasons why bioprocessing using Escherichia coli is an attractive alternative to unsustainable fossil fuel-based methods for chemical synthesis. However, mixed sugar co-utilization is a challenge for E. coli due to the effects of carbon catabolite repression (CCR), which dictates a preference for the consumption of glucose over secondary
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Advances and opportunities for hiPSC-derived models of the blood-brain barrier Curr. Opin. Chem. Eng. (IF 4.088) Pub Date : 2020-06-27 Hannah S Seo; Pedram Motallebnejad; Samira M Azarin
As the interface between the vasculature and the central nervous system (CNS), the blood-brain barrier (BBB), composed of brain microvascular endothelial cells (BMECs), plays a crucial role in maintaining the health of the CNS but hinders drug delivery. Accordingly, in vitro modeling of the BBB has been and continues to be of great interest to scientists studying neurological diseases and developing
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Carbon dioxide mitigation using renewable power Curr. Opin. Chem. Eng. (IF 4.088) Pub Date : 2020-06-27 James R Lattner
Energy is required to convert CO2 into useful products. Thermodynamic arguments can be made to show that, if the energy for the conversion of CO2 is provided by combustion of fossil feedstock, it is not possible to consume more CO2 than is produced. Renewable energy, specifically renewable power, is generally assumed to be the energy source for CO2 utilization. Various options are available for using
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Flow chemistry remains an opportunity for chemists and chemical engineers Curr. Opin. Chem. Eng. (IF 4.088) Pub Date : 2020-06-18 Ryan L Hartman
Flow chemistry has progressed considerably in recent years from basic laboratory techniques in organic synthetic chemistry to complex, multistep processes in practice. In this perspective review, missing links that represent opportunities for chemists and chemical engineers are examined. New avenues in reaction chemistry are expanding the molecular toolbox, which includes green and cascade catalysis
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Synthesis of quantum dots based on microfluidic technology Curr. Opin. Chem. Eng. (IF 4.088) Pub Date : 2020-06-05 Guo-Xing Li; Qing Li; Rui Cheng; Su Chen
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Novel nanofluidic and microfluidic devices and their applications Curr. Opin. Chem. Eng. (IF 4.088) Pub Date : 2020-05-11 Alexander L Yarin
The review covers the hydrodynamic and physico-chemical aspects of a number of inter-related situations arising in relation to flows in the individual nanochannels and microchannels or in the interconnected networks of microscopic pores inside membranes formed by electrospun nanofibers. The applications of such flows or devices comprised of such elements are discussed too, having in mind reverse osmosis
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Recent progress on the manufacturing of nanoparticles in multi-phase and single-phase flow reactors Curr. Opin. Chem. Eng. (IF 4.088) Pub Date : 2020-05-06 Yunhu Gao; Bruno Pinho; Laura Torrente-Murciano
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Recent Developments in Metal Additive Manufacturing. Curr. Opin. Chem. Eng. (IF 4.088) Pub Date : 2020-04-29 Amit Bandyopadhyay,Yanning Zhang,Susmita Bose
Additive manufacturing (AM) or 3D printing has revolutionized the modern metal manufacturing industry. AM technology allows for fabrication of highly customized 3D objects where both shape and composition can be tailored. Compared to traditional methods, metal AM technology has advantages in saving time and cost. Recent developments in metal AM systems include upgrades in energy source and part resolution
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Microscale electrokinetic assessments of proteins employing insulating structures Curr. Opin. Chem. Eng. (IF 4.088) Pub Date : 2020-04-16 Blanca H Lapizco-Encinas
Microscale electrokinetic systems have offer attractive characteristics for the analysis of proteins; in particular, systems that rely on both, linear and nonlinear electrokinetic effects, have proven to be effective platforms for sensing, sorting and purifying protein particles. The present contribution is focused on the assessment of protein samples (protein solutions, exosomes, protein nanocrystals)
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Automation and flow control for particle manipulation Curr. Opin. Chem. Eng. (IF 4.088) Pub Date : 2020-03-28 Dinesh Kumar; Anish Shenoy; Jonathan Deutsch; Charles M Schroeder
In recent years, several new methods have been developed to precisely manipulate small particles using optical, electric, acoustic, magnetic, or fluidic fields. Automated fluidic trapping has emerged as a particularly powerful method to control colloidal particles, cells, or single polymers using only fluid flow. Here, we discuss recent advances in the automation of particle manipulation, focusing
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Molecular simulations of liquid separations in polymer membranes Curr. Opin. Chem. Eng. (IF 4.088) Pub Date : 2020-03-13 Qisong Xu; Jianwen Jiang
Polymer membranes are widely utilized in industrial separation processes. Along with numerous experiments conducted for gas and liquid separations, molecular simulations have also been performed to fundamentally elucidate separation mechanisms in polymer membranes. However, the simulation studies are mostly limited to gas and aqueous mixtures, and non-aqueous separations such as pervaporation and organic
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Design and synthesis of organic polymers for molecular separation membranes Curr. Opin. Chem. Eng. (IF 4.088) Pub Date : 2020-03-06 Mathias Ulbricht
Nowadays most membrane separation processes utilize membranes made from organic polymers because shape and structure can be tailored to the needs of a specific application with scalable fabrication processes such as solution casting and phase separation, coating and interfacial polymerization. This short review discusses recent progress for membranes suited for molecular separation in aqueous and organic
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Technologies in additive manufacturing for fiber reinforced composite materials: a review Curr. Opin. Chem. Eng. (IF 4.088) Pub Date : 2020-02-20 Palanikumar K.; Mudhukrishnan M.; Soorya Prabha P.
The increase in demand and high product diversification range with reduced unit quantities leads to the innovation of flexible and digitized production. The emerging concept, like Additive Manufacturing (AM), is extensively used to make a prototype with insufficient mechanical strength. For addressing this problem, advancement in the production of Fiber Reinforced Plastic (FRP) composites is introduced
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Recent progress in laser additive manufacturing of aluminum matrix composites Curr. Opin. Chem. Eng. (IF 4.088) Pub Date : 2020-02-18 Bo Chen; Xin Xi; Caiwang Tan; Xiaoguo Song
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Experimental characterization of polymeric membranes for selective ion transport Curr. Opin. Chem. Eng. (IF 4.088) Pub Date : 2020-02-19 Geoffrey M Geise
Ion selective separations are becoming increasingly important in many water and energy applications. Ion exchange membranes could address these separation challenges, but advanced understanding of the structure-property relationships that connect polymer chemistry and membrane morphology to selectivity properties is needed. Membrane-based ion separations can be driven by concentration or electric field
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Modeling mass transport in dense polymer membranes: cooperative synergy among multiple scale approaches Curr. Opin. Chem. Eng. (IF 4.088) Pub Date : 2020-02-19 Matteo Minelli; Giulio C Sarti
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Rapid solidification and surface topography for additive manufacturing with beam surface heating Curr. Opin. Chem. Eng. (IF 4.088) Pub Date : 2020-01-31 Jainagesh Akkaraju Sekhar
The melt pool dimensions and pool-shapes that are possible with directed beam-heating are explored with a collapsed parameter model, and compared with experimental results. The peak temperatures, temperature gradients and fluid flow velocities/cells are calculated for various beam parameters. The key solidification parameters including the interface velocity are discussed for various beam powers, beam
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Evaluation of the residual stresses in metallic materials produced by additive manufacturing technology: effect of microstructure Curr. Opin. Chem. Eng. (IF 4.088) Pub Date : 2020-01-25 Fardad Azarmi; Igor Sevostianov
Additive manufacturing (AM) of metals and alloys opens tremendous opportunities in production of parts with complex shapes and geometries. One of the main challenges is formation of residual stress during fabrication processes which substantially affects service life of engineering components. This paper provides a brief introduction to different types, formation mechanisms, and measurement techniques
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Combining additive manufacturing with microfluidics: an emerging method for developing novel organs-on-chips Curr. Opin. Chem. Eng. (IF 4.088) Pub Date : 2019-12-03 Hao Sun, Yuan Jia, Hui Dong, Dibo Dong, Jianping Zheng
Additive manufacturing (AM) or 3D printing is an ideal technology for building flexible, complex, monolithic devices. Organs-on-chips (OOCs) are biomimetic microsystems that recapitulate the crucial structures and functions of human organs. Organ-level activities, mechanics and physiological response can be stimulated and investigated in OOCs. Convergence of AM technology along with OOCs offers a more
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SUSTAINABILITY INDICATORS FOR END-OF-LIFE CHEMICAL RELEASES AND POTENTIAL EXPOSURE. Curr. Opin. Chem. Eng. (IF 4.088) Pub Date : 2019-12-01 Jose D Hernandez-Betancur,Gerardo J Ruiz-Mercado
Understanding the chemical risk to environment and human health is an important issue when a waste management strategy and a control risk system is analyzed and selected. This is even more important at the end-of-life (recycling, recovery and disposal) scenario for a chemical due to the uncertainty in respect of the most susceptible receptors (e.g., workers), pathways (e.g., groundwater), routes (e
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Computer-aided solvent selection and design for efficient chemical processes Curr. Opin. Chem. Eng. (IF 4.088) Pub Date : 2019-11-27 Teng Zhou, Kevin McBride, Steffen Linke, Zhen Song, Kai Sundmacher
The chemical industry makes extensive use of solvents, especially for chemical reactions and separations. When considering the large number of existing solvents and the necessity for finding new and alternative ones, systematic methods for the optimal selection and molecular design of solvents become significant for efficient and sustainable chemical manufacturing. During the past decade, a substantial
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Chemical product design – recent advances and perspectives Curr. Opin. Chem. Eng. (IF 4.088) Pub Date : 2019-11-22 Lei Zhang, Haitao Mao, Qilei Liu, Rafiqul Gani
Chemical industry is continuously looking for opportunities to manufacture the necessary commodity chemicals as well as to convert them into higher value-added chemicals-based products. Development of these chemicals-based products involves not only their design and/or selection but also their sustainable manufacturing through an appropriate chemical process, its marketing and its disposal as waste
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Process engineering advances in pharmaceutical and chemical industries: digital process design, advanced rectification, and continuous filtration Curr. Opin. Chem. Eng. (IF 4.088) Pub Date : 2019-04-09 Levente L Simon, Anton A Kiss, Jan Cornevin, Rafiqul Gani
This review paper presents some of the topics discussed at the 2018 ‘Chemical process development trends’ seminar organized by the Swiss Process and Chemical Engineers Society in Basel, Switzerland. The first subject covers the use of computer aided tools for systematic reaction route selection, the second one addresses the recent development in the field of process intensification with a focus on
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Systematic process intensification Curr. Opin. Chem. Eng. (IF 4.088) Pub Date : 2019-02-06 Salih Emre Demirel, Jianping Li, MM Faruque Hasan
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Synthesis of operable process intensification systems: advances and challenges Curr. Opin. Chem. Eng. (IF 4.088) Pub Date : 2019-02-04 Yuhe Tian, Efstratios N. Pistikopoulos
Process intensification (PI) has been gaining increasing momentum in the chemical engineering research community and the chemical/energy industry. While many PI alternative technologies and their conventional counterparts exist, systematic approaches and tools to decide on the most promising intensified process solutions are currently rather lacking. Process Systems Engineering (PSE) can contribute
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Recent advances in gas-to-liquids process intensification with emphasis on reactive distillation Curr. Opin. Chem. Eng. (IF 4.088) Pub Date : 2019-01-28 Cornelius Mduduzi Masuku, Lorenz T Biegler
Process intensification (PI) is a branch of process synthesis that encompasses and impacts a number of process technologies. Research in PI has recently gained considerable attention due to challenges related to energy and the environment, alongside risks in capital investment decisions. These challenges necessitate the development of optimization-based computational tools for process synthesis and
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An overview of process intensification methods Curr. Opin. Chem. Eng. (IF 4.088) Pub Date : 2019-01-25 Sophie Sitter, Qi Chen, Ignacio E Grossmann
Process Intensification promises novel solutions to current challenges in the chemical process industry, leading to a rapid growth in interest. There are different approaches to synthesize an intensified process, yet most are based on methods from Process Synthesis and Process Optimization. In this paper, we review those methods and provide an overview of their application in Process Intensification
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Optimal operation and control of intensified processes — challenges and opportunities Curr. Opin. Chem. Eng. (IF 4.088) Pub Date : 2019-01-14 Lisia S Dias, Marianthi G Ierapetritou
Process systems engineering (PSE) tools can be utilized to enable the optimal operation and control of intensified processes. In this work, the challenges in the control of intensified processes are summarized, including the difficulties in modelling and performing online optimization of these highly complex dynamic systems. Nevertheless, PSE progress in the areas of nonlinear programming, reduced-order
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Distributed decision making for intensified process systems Curr. Opin. Chem. Eng. (IF 4.088) Pub Date : 2019-01-09 Prodromos Daoutidis, Andrew Allman, Shaaz Khatib, Manjiri A Moharir, Matthew J Palys, Davood Babaei Pourkargar, Wentao Tang
Process intensification can afford considerable benefits with respect to economics, sustainability and/or safety but also presents increased decision making challenges with respect to computational efficiency and flexibility across multiple temporal and spatial scales. Distributed decision making, that is, localized yet coordinated decision making among constituent subsystems, is a promising approach
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Product design and engineering — past, present, future trends in teaching, research and practices: academic and industry points of view Curr. Opin. Chem. Eng. (IF 4.088) Pub Date : 2019-11-14 Jens Uhlemann, Raquel Costa, Jean-Claude Charpentier
Product Design & Engineering (PDE) aims to define new and/or improved products based on customer needs and/or new technologies. A comprehensive discussion of PDE as a building block for chemical engineering education, research and practice seems still lacking, preventing a broader impact on academic and industry realities more and more concerned with the ‘knowledge economy’. The purpose of the present
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Challenges in the design of formulated products: multiscale process and product design Curr. Opin. Chem. Eng. (IF 4.088) Pub Date : 2019-11-10 Manuel Taifouris, Mariano Martín, Alberto Martínez, Nats Esquejo
In this work we provide an overview of the current trend in process and product design as a multidisciplinary area within process system engineering. This problem shows a strong link between different fields including economics, marketing, molecular chemistry, physico-chemistry as well as process design and all the way up to ingredients and final products supply chain. While the different stages in
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Challenges and opportunities in assessing sustainability during chemical process design Curr. Opin. Chem. Eng. (IF 4.088) Pub Date : 2019-11-02 Andres Argoti, Alvaro Orjuela, Paulo C Narváez
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Modeling technologies for desalination of brackish water — toward a sustainable water supply Curr. Opin. Chem. Eng. (IF 4.088) Pub Date : 2019-11-02 Soraya Honarparvar, Xin Zhang, Tianyu Chen, Chongzheng Na, Danny Reible
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Application of electrochemical methods in heterogeneous catalysis Curr. Opin. Chem. Eng. (IF 4.088) Pub Date : 2019-11-02 Chunmei Zhou, Liu Tao, Fang Yang, Bei Wang, Xiaoyue Wan, Yuguang Jin, Hao Yu, Yanhui Yang
In this minireview, electro-catalytic activation of some representative alcohols and greenhouse gases CO2 are taken as examples to comprehensively analyze the state of the art of electrocatalysis, and then recent research progress in the characterization techniques for electrocatalysis are also summarized, and several viewpoints on the further development of electrocatalysis are promoted in the end
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