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Processes, Volume 14, Issue 2

2026 January-2 - 214 articles

Cover Story: Cryogenic separation offers a solvent-free route to high-purity CO2 capture by harnessing phase-change behavior at low temperatures. Cryogenic operation is energy-intensive, making efficient process design essential for economic viability. This requires accurate prediction of CO2 desublimation rates, which are governed by tightly coupled heat and mass transfer processes and are critical for modeling and scale-up. This featured study delivers new experimental insights into CO2 frost formation from binary gas mixtures on cryogenically cooled surfaces and introduces a predictive model for deposition rates and frost density. The model is then applied to cryogenic packed beds, demonstrating its relevance for process design and scale-up. These results lay the foundation for next-generation, dynamically operated cryogenic packed-bed systems. View this paper
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Articles (214)

  • Article
  • Open Access
156 Views
21 Pages

22 January 2026

Thermochemical energy storage technology offers an effective approach to address the intermittency and instability of solar energy supply, thereby enhancing its utilization efficiency and reducing dependence on fossil fuels. The CaCO3/CaO system prov...

  • Article
  • Open Access
133 Views
16 Pages

Edible Oil Adulteration Analysis via QPCA and PSO-LSSVR Based on 3D-FS

  • Si-Yuan Wang,
  • Qi-Yang Liu,
  • Ai-Ling Tan and
  • Linan Liu

22 January 2026

A method utilizing quaternion principal component analysis (QPCA) for three-dimensional fluorescence spectral (3D FS) feature extraction is employed to identify frying oil in edible oil. Particle swarm optimization partial least squares support vecto...

  • Article
  • Open Access
230 Views
26 Pages

Development and Optimization of Resveratrol-Loaded NLCs via Low-Energy Methods: A Promising Alternative to Conventional High-Energy or Solvent-Based Techniques

  • Nicoly T. R. Britto,
  • Lilian R. S. Montanheri,
  • Juliane N. B. D. Pelin,
  • Raquel A. G. B. Siqueira,
  • Matheus de Souza Alves,
  • Tereza S. Martins,
  • Ian W. Hamley,
  • Patrícia S. Lopes,
  • Vânia R. Leite-Silva and
  • Newton Andreo-Filho

22 January 2026

High-energy methods dominate the development of lipid nanoparticles but often require specialized equipment that increases production costs. Low-energy approaches, particularly those free of organic solvents, offer a promising alternative. This study...

  • Article
  • Open Access
1 Citations
118 Views
17 Pages

22 January 2026

Better understanding the fate and transport of estuarine per- and polyfluoroalkyl substances (PFASs) requires coupling multiple matrix-specific biogeochemical roles, rather than relying on a single-matrix approach. We therefore evaluated sediment and...

  • Article
  • Open Access
162 Views
26 Pages

Disintegration of Liquid Jets in Grinding Cooling

  • Sheikh Ahmad Sakib and
  • Alex Povitsky

22 January 2026

Liquid coolant jets are commonly used to remove excess heat from workpieces during grinding. There is a pressing need to reduce energy waste that contributes to environmental heat pollution and to limit the spread of oil-based coolants and mist forma...

  • Article
  • Open Access
138 Views
26 Pages

An Integrated Methodology and Novel Index for Assessing Distributed Photovoltaic Deployment in Energy Transition Pathways: Evidence from Ecuador

  • Alfonso Gunsha-Morales,
  • Marcos A. Ponce-Jara,
  • G. Jiménez-Castillo,
  • J. L. Sánchez-Jiménez and
  • Catalina Rus-Casas

22 January 2026

This study aims to develop and apply a novel methodology to assess the scope, benefits and challenges of distributed photovoltaic generation (DG-PV). The research provides a replicable framework applicable to any country, as long as official energy c...

  • Article
  • Open Access
158 Views
24 Pages

22 January 2026

The efficient separation of H2 from CH4 is crucial for hydrogen purification from industrial off-gases using pressure swing adsorption (PSA). In this study, the competitive adsorption behavior of H2/CH4 on LTA zeolites was systematically investigated...

  • Article
  • Open Access
116 Views
23 Pages

22 January 2026

Accurate prediction of drilling fluid rheological parameters under high-temperature and high-pressure (HTHP) conditions is critical for reliable drilling hydraulics and wellbore pressure control in deep and ultra-deep wells. However, most existing em...

  • Article
  • Open Access
108 Views
17 Pages

Performance Analysis and Mix Proportion Optimization of Coal Gangue Concrete Under Sulfate Dry–Wet Cycling Conditions

  • Mingtao Gao,
  • Chengyang Guo,
  • Zhenhua Hu,
  • Minhui Li,
  • Zihao Guo,
  • Hongyun Ren and
  • Jiaxin Cui

22 January 2026

The performance degradation of concrete structures in underground water sumps within the Ordos mining area has become increasingly prominent due to environmental factors, particularly the sulfate-induced dry–wet cycles. These conditions lead to...

  • Feature Paper
  • Article
  • Open Access
150 Views
19 Pages

Hierarchical Control System for a Multi-Port, Bidirectional MMC-Based EV Charging Station: A Model-in-the-Loop Validation

  • Tomas Ravet,
  • Cristobal Rodriguez,
  • Matias Diaz,
  • Daniel Velasquez,
  • Roberto Cárdenas and
  • Pat Wheeler

22 January 2026

The increasing demand for high-power electric vehicle charging systems with Vehicle-to-Grid (V2G) capability highlights the need for modular, scalable power converters. This paper proposes a hierarchical control strategy for a high-power, multi-port...

  • Article
  • Open Access
113 Views
25 Pages

22 January 2026

Coalbed methane, an abundant clean energy resource in China, is gaining significant attention. Electric submersible progressive cavity pumps, ideal for downhole extraction with high solids content, are vital in coalbed methane operations. Current fau...

  • Article
  • Open Access
188 Views
20 Pages

Compositional Group Analysis of Biocrude Oils Obtained from Swine Manure by Slow Pyrolysis

  • Lenia Gonsalvesh,
  • Stefan Marinov,
  • Maya Stefanova,
  • Jan Czech,
  • Robert Carleer and
  • Jan Yperman

22 January 2026

The study comprises an in-depth characterization of compositional groups of the liquid by-products obtained from the pyrolysis of swine manure at 500 °C, with the aim of providing an alternative and efficient approach for the valorisation of this...

  • Article
  • Open Access
158 Views
17 Pages

Genomic Insights into a Thermophilic Bacillus licheniformis Strain Capable of Degrading Polyethylene Terephthalate Intermediate

  • Pedro Eugenio Sineli,
  • Fernando Gabriel Martínez,
  • Federico Zannier,
  • Luciana Costas,
  • José Horacio Pisa,
  • Analía Álvarez and
  • Cintia Mariana Romero

22 January 2026

Bacillus licheniformis Mb1, a thermophilic strain isolated from the Yungas rainforest in northwestern Argentina, was analyzed through genomic and experimental approaches to explore its biotechnological potential. Phylogenomic analysis confirmed its c...

  • Article
  • Open Access
182 Views
15 Pages

22 January 2026

Nitric acid production is a cornerstone of the chemical industry, yet it presents considerable environmental challenges, primarily due to greenhouse gas emissions such as nitrous oxide (N2O) and nitrogen oxides (NOx). This manuscript critically exami...

  • Article
  • Open Access
101 Views
14 Pages

Cost-Engineering Analysis of Radio Frequency Plus Heat for In-Shell Egg Pasteurization

  • Daniela Bermudez-Aguirre,
  • Joseph Sites,
  • Sudarsan Mukhopadhyay and
  • Brendan A. Niemira

22 January 2026

Salmonella spp. is a pathogenic microorganism linked to eggs and egg products. In-shell eggs are not required to be pasteurized in any country before they reach the consumer. The use of an emerging technology known as radio frequency has been success...

  • Article
  • Open Access
1 Citations
173 Views
23 Pages

21 January 2026

During liquid drainage from intermediate vessels in various industrial processes such as continuous steel casting, aircraft fuel supply, and chemical separation, free-surface vortices commonly occur. The formation and evolution of these vortices not...

  • Article
  • Open Access
136 Views
27 Pages

Research on the Prediction of Pressure, Temperature, and Hydrate Inhibitor Addition Amount After Surface Mining Throttling

  • Dake Peng,
  • Yuxin Wu,
  • Yiyun Wang,
  • Hong Wang,
  • Junji Wei,
  • Guojing Fu,
  • Wei Luo and
  • Jihan Wang

21 January 2026

During the trial mining process, ground horizontal pipes are prone to generating hydrates due to pressure and temperature changes, leading to ice blockage. Hydrate inhibitors are usually added on-site to prevent freezing blockage. However, existing a...

  • Article
  • Open Access
131 Views
21 Pages

Interturn Short-Circuit Fault Diagnosis in a Permanent Magnet Synchronous Generator Using Wavelets and Binary Classifiers

  • Jose Antonio Alvarez-Salas,
  • Francisco Javier Villalobos-Pina,
  • Mario Arturo Gonzalez-Garcia and
  • Ricardo Alvarez-Salas

21 January 2026

Condition monitoring and diagnosis in a permanent magnet synchronous generator (PMSG) are crucial for ensuring its service continuity and reliability. Recent advancements have introduced innovative, non-invasive techniques for detecting mechanical an...

  • Article
  • Open Access
160 Views
18 Pages

Dynamic Modeling and Calibration of an Industrial Delayed Coking Drum Model for Digital Twin Applications

  • Vladimir V. Bukhtoyarov,
  • Ivan S. Nekrasov,
  • Alexey A. Gorodov,
  • Yadviga A. Tynchenko,
  • Oleg A. Kolenchukov and
  • Fedor A. Buryukin

21 January 2026

The increasing share of heavy and high-sulfur crude oils in refinery feed slates worldwide highlights the need for models of delayed coking units (DCUs) that are both physically meaningful and computationally efficient. In this study, we develop and...

  • Article
  • Open Access
153 Views
15 Pages

Alkaline Element Leaching from Fly Ash for Direct CO2 Fixation

  • Lingjin Zhu,
  • Yahu Yao,
  • Chuncheng Cai,
  • Rongqiang Qiao,
  • Xilin Ji,
  • Yazhou Zhang,
  • Zhennan Niu,
  • Shengqi Zhou,
  • Yingshuang Zhang and
  • Zhiyi Zhang
  • + 1 author

21 January 2026

Fly ash (FA), a major by-product of coal combustion, has long been regarded as a challenging industrial solid waste. Its inherent abundance of alkaline-earth oxides positioned it as a promising candidate for CO2 sequestration through mineral carbonat...

  • Article
  • Open Access
148 Views
18 Pages

21 January 2026

Natural rubber biosynthesis is catalyzed by a unilamella membrane-bound heterologous complex with multiple different subunits (rubber transferase, RTase). Two substrates and divalent metal cation activators are required, and their concentrations affe...

  • Article
  • Open Access
159 Views
16 Pages

Characteristics of Plasma-Assisted Ammonia Jet Flame Under High-Pressure Conditions

  • Zhicong Lv,
  • Zhiwei Wang,
  • Qifu Lin,
  • Jiawei Gong,
  • Yong Li,
  • Yuchen Zhang and
  • Longwei Chen

21 January 2026

A plasma-assisted ammonia jet flame igniter was developed in this study to address the limitations of conventional spark ignition at high pressures. The effect of pressure on plasma discharge characteristics, optical emission spectra, and exhaust gas...

  • Article
  • Open Access
155 Views
15 Pages

21 January 2026

This study presents various microwave reactor designs specifically engineered for continuous microwave CO2 desorption, marking a significant advancement in microwave-heating systems. This study explored both horizontal and vertical continuous microwa...

  • Article
  • Open Access
167 Views
14 Pages

21 January 2026

The increasing application of lithium-ion batteries in manufacturing and energy storage systems necessitates high-precision screening of abnormal cells during manufacturing, so as to ensure safety and performance. Existing methods struggle to break d...

  • Article
  • Open Access
233 Views
19 Pages

Chemical Composition, Antioxidant, Analgesic, and Wound-Healing Effects of Pinus pinaster Aiton and Pinus halepensis Mill Needles: A Natural Approach to Pain and Oxidative Stress Management

  • Widad Tbatou,
  • Hassan Laaroussi,
  • Beybeti Ishagh,
  • Karima El Yagoubi,
  • Akissi Zachée Louis Evariste,
  • Bruno Eto,
  • Badiaa Lyoussi and
  • Zineb Benziane Ouaritini

21 January 2026

Pine needles are traditional herbal remedies used for centuries to treat various ailments, including rheumatism, bronchitis, burns, inflammation, and infections. This study aimed to evaluate the antioxidant, analgesic (peripheral and central), and wo...

  • Article
  • Open Access
134 Views
17 Pages

Study on Physical Simulation of Shale Gas Dissipation Behavior: A Case Study for Northern Guizhou, China

  • Baofeng Lan,
  • Hongqi Liu,
  • Chun Luo,
  • Shaopeng Li,
  • Haishen Jiang and
  • Dong Chen

21 January 2026

The Longmaxi from the Anchang Syncline in northern Guizhou exhibits a high degree of thermal evolution of organic matter and significant variation in gas content. Because the synclinal is narrow, steep, and internally faulted, the mechanisms controll...

  • Article
  • Open Access
135 Views
17 Pages

Structural Transformation and Decoupling Strategies in a Carbon-Intensive Catch-Up Economy

  • Guozu Hao,
  • Jingjing Wang,
  • Xinfa Tang,
  • Bin Xiao and
  • Musa Dirane Nubea

21 January 2026

For less-developed, carbon-dependent regions, achieving carbon decoupling while pursuing economic catch-up presents a fundamental challenge. This study investigates this persistent dilemma through the case of Jiangxi Province, China, a typical coal-r...

  • Article
  • Open Access
111 Views
21 Pages

21 January 2026

In the process of ore drawing using a caving method under interburden conditions, the key to controlling ore dilution lies in the accurate prediction of boundary particle migration trajectories. To address the challenges of high computational costs a...

  • Article
  • Open Access
323 Views
40 Pages

20 January 2026

This work presents a hierarchical deep reinforcement learning (DRL) framework based on Soft Actor–Critic (SAC) for the autonomy of rock-breaking machinery in surface mining comminution processes. The proposed approach explicitly integrates mobi...

  • Article
  • Open Access
188 Views
27 Pages

Research on High-Temperature Resistant Bridging Composite Cement Slurry Technology for Deep Well Loss Circulation Control

  • Biao Ma,
  • Kun Zheng,
  • Bin Feng,
  • Qing Shi,
  • Lei Pu,
  • Chengjin Zhang,
  • Zhengguo Zhao,
  • Shengbin Zeng and
  • Peng Xu

20 January 2026

Circulation is one of the most prevalent and severe complications during the drilling and completion of deep and ultra-deep wells, especially in fractured and karstic formations. In regions such as the Sichuan Basin, bottom-hole temperatures exceedin...

  • Article
  • Open Access
263 Views
13 Pages

Effect of the Cellular Age of the Cyanobacterium Microcystis aeruginosa on the Efficacy of the UV/H2O2 Oxidative Process for Water Treatment

  • Beatriz Lückmann,
  • Rúbia Martins Bernardes Ramos,
  • Pablo Inocêncio Monteiro and
  • Lucila Adriani de Almeida Coral

20 January 2026

Cyanobacteria, particularly Microcystis aeruginosa, can form dense blooms that impair water quality, and conventional treatment methods often fail to remove them effectively. This study evaluated the impact of cell age on the performance of the UV/H2...

  • Article
  • Open Access
253 Views
20 Pages

Numerical and Performance Optimization Research on Biphase Transport in PEMFC Flow Channels Based on LBM-VOF

  • Zhe Li,
  • Runyuan Zheng,
  • Chengyan Wang,
  • Lin Li,
  • Yuanshen Xie and
  • Dapeng Tan

20 January 2026

Proton exchange membrane fuel cells (PEMFC) are recognized as promising next-generation energy technology. Yet, their performance is critically limited by inefficient gas transport and water management in conventional flow channels. Current rectangul...

  • Review
  • Open Access
336 Views
25 Pages

Machine Learning and Hybrid Approaches in the Energy Valorization of Contaminated Sludge: Global Trends and Perspectives

  • Segundo Jonathan Rojas-Flores,
  • Rafael Liza,
  • Renny Nazario-Naveda,
  • Félix Díaz,
  • Daniel Delfin-Narciso,
  • Moisés Gallozzo Cardenas and
  • Anibal Alviz-Meza

20 January 2026

While the technological foundation for sludge valorization (anaerobic digestion and pyrolysis) is mature, a significant disconnect exists between traditional research and the advanced application of artificial intelligence. This study identifies that...

  • Article
  • Open Access
175 Views
26 Pages

An Intelligent Multi-Port Temperature Control Scheme with Open-Circuit Fault Diagnosis for Aluminum Heating Systems

  • Song Xu,
  • Yiqi Rui,
  • Lijuan Wang,
  • Pengqiang Nie,
  • Wei Jiang,
  • Linfeng Sun and
  • Seiji Hashimoto

20 January 2026

Industrial aluminum-block heating processes exhibit nonlinear dynamics, substantial time delays, and stringent requirements for fault detection and diagnosis, especially in semiconductor manufacturing and other high-precision electronic processes, wh...

  • Article
  • Open Access
175 Views
22 Pages

20 January 2026

The N Oilfield is the first offshore extra-heavy oilfield developed using thermal recovery methods, adopting cyclic steam stimulation (CSS) and commissioned in 2022. The development of offshore heavy oil reservoirs is confronted with numerous technic...

  • Article
  • Open Access
165 Views
20 Pages

Cr(III) Adsorption on Green Mesoporous Silica: Effect of Amine Functionalization and pH

  • Carmen Salazar-Hernández,
  • Mercedes Salazar-Hernández,
  • Enrique Elorza-Rodríguez,
  • Juan Manuel Mendoza-Miranda,
  • Raúl Miranda-Avilés,
  • María de Rosario León-Reyes,
  • Cristina Daniela Moncada Sánchez,
  • Mario Alberto Corona Arroyo and
  • Jesús E. Rodríguez-Dahmlow

20 January 2026

Contamination of heavy metals, particularly chromium from industrial activities, represents a critical challenge for public health and the environment. The aim of this study is to evaluate the adsorption performance of green mesoporous silica (GMS-24...

  • Article
  • Open Access
224 Views
20 Pages

Characterization and Optimization of the Ultrasound-Assisted Extraction Process of an Unexplored Amazonian Drupe (Chondrodendron tomentosum): A Novel Source of Anthocyanins and Phenolic Compounds

  • Disbexy Huaman-Huaman,
  • Segundo G. Chavez,
  • Laydy Mena-Chacon,
  • José Marcelo-Peña,
  • Hans Minchán-Velayarce and
  • Ralph Rivera-Botonares

20 January 2026

This study presents the first comprehensive physicochemical and bioactive characterization of the fruit of Chondrodendron tomentosum Ruiz & Pav. (Menispermaceae). Biometric and physicochemical parameters were characterized across three fruit ripe...

  • Article
  • Open Access
157 Views
21 Pages

20 January 2026

Fissured rock masses are widespread in deep underground mining engineering, and they are prone to inducing instability and failure during excavation activities. Borehole pressure relief is one of the most effective measures with which to control dyna...

  • Article
  • Open Access
250 Views
22 Pages

19 January 2026

The construction of underground reservoirs in coal goafs is an innovative technology to alleviate the coal–water conflict in arid mining areas of northwest China. However, its widespread application is constrained by the challenge of accurately...

  • Article
  • Open Access
204 Views
22 Pages

19 January 2026

Gas-inducing reactors (GIRs) are widely used in applications where external gas recycling is unsafe or operationally restricted, yet quantitative design guidelines for impeller–stator geometry remain scarce, despite its strong influence on gas...

  • Article
  • Open Access
181 Views
17 Pages

19 January 2026

Extreme weather conditions, specifically typhoons and strong gusts, create a highly transient environment for wind power data collection, leading to performance degradation that significantly impacts the safety and stability of the wind power system....

  • Review
  • Open Access
215 Views
25 Pages

A Review on Ionic Liquids in the Design of Carbon-Based Materials for Environmental Contaminant Removal

  • Tamara Terzić,
  • Tatjana Mitrović,
  • Marija Perović and
  • Tamara Lazarević-Pašti

19 January 2026

Contamination of water and soil with a wide range of pollutants, including pesticides, pharmaceuticals, and industrial chemicals, remains a significant environmental challenge. Carbon-based materials are widely recognized for their high adsorption ca...

  • Article
  • Open Access
170 Views
16 Pages

Interlayer Identification Method Based on SMOTE and Ensemble Learning

  • Shengqiang Luo,
  • Bing Yu,
  • Tianrui Zhang,
  • Junqing Rong,
  • Qing Zeng,
  • Tingting Feng and
  • Jianpeng Zhao

19 January 2026

The interlayer is a key geological factor that regulates reservoir heterogeneity and remaining oil distribution, and its accurate identification directly affects the reservoir development effect. To address the strong subjectivity of traditional iden...

  • Article
  • Open Access
187 Views
24 Pages

Voltage Adaptability of Hierarchical Optimization for Photovoltaic Inverter Control Parameters in AC/DC Hybrid Receiving-End Power Grids

  • Ran Sun,
  • Jianbo Wang,
  • Feng Yao,
  • Zhaohui Cui,
  • Xiaomeng Li,
  • Hao Zhang,
  • Jiahao Wang and
  • Lixia Sun

19 January 2026

The high rate of photovoltaic integration poses significant challenges in terms of violations of voltage limits in power grids. Additionally, the operational behavior of PV systems under fault conditions requires thorough investigation in receiving-e...

  • Article
  • Open Access
231 Views
15 Pages

19 January 2026

In response to the intermittent discharge and frequent flow interruptions characteristic of rural domestic wastewater, this study evaluated the treatment performance and microbial mechanisms of basalt fiber (BF) felt as a novel biofilm carrier, with...

  • Article
  • Open Access
206 Views
16 Pages

19 January 2026

The investigation of fluid flow channeling and viscous fingering during immiscible two-phase displacement in subsurface porous media is crucial for optimizing CO2 geological sequestration and improving hydrocarbon recovery. In this study, we develop...

  • Article
  • Open Access
167 Views
24 Pages

19 January 2026

China’s dual carbon goals and rural revitalization strategy necessitate innovative models that integrate energy transition with ecological conservation. However, a critical disconnect persists between photovoltaic (PV) promotion and forest carb...

  • Article
  • Open Access
252 Views
19 Pages

19 January 2026

Late-stage sandstone reservoirs often exhibit flow behavior markedly different from early performance, reducing recovery. This study quantifies two-phase flow in Jilin Oilfield sandstone cores to support production optimization. An oil–water di...

  • Article
  • Open Access
224 Views
21 Pages

19 January 2026

This study investigated the effects of alkaline pretreatment and drying methods on the physicochemical properties of Gelidium amansii and the quality of the resulting agar jelly. Seaweeds with or without alkaline pretreatment were subjected to either...

  • Article
  • Open Access
259 Views
14 Pages

Substrate-Driven Differential Sensitivity of Gram-Positive and Gram-Negative Bacteria to Pine and Birch Liquid Pyrolysis Products

  • Grażyna B. Dąbrowska,
  • Marcel Antoszewski,
  • Filip Rejman,
  • Tomasz Jędrzejewski,
  • Monika Bartkowiak,
  • Zbigniew Katolik,
  • Jakub Brózdowski,
  • Grzegorz Cofta and
  • Magdalena Zborowska

19 January 2026

Recent studies have shown that wood tar exhibits excellent potential as an additive to polymers for food packaging. In this study, we demonstrated that the differential temperature of dry pyrolysis of wood affects the antioxidant and antibacterial ac...

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Processes - ISSN 2227-9717