Vol. 34 No. 02 (2021)

Articles

• Biotechnological potential from PIESA-UNI laboratory to development environmental, agricultural and industrial bioprocesses

  Leandro Alberto Páramo Aguilera, Heysell Dodanig Delgado Silva, Cesia K. Ríos Guevara

  534-546

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• Design of an induced draft air cooler with finned tubes for ethanol cooling

  Amaury Pérez Sánchez, Yosdany Hernández González, Elizabeth Ranero González, Eddy Javier Pérez Sánchez

  547-571

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• Characterization of the edaphic macrofauna in different agroforestry systems, in the Municipality of San Ramón, Department of Matagalpa, Nicaragua

  Conrado R. Quiroz Medina, Juan D. Castellón, Noelia E. Cea Navas, Mirna S. Ortiz, Carlos A. Zuniga-Gonzalez

  572-582

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• Training of engineering research students: approach to the state of the art

  Rosario Carvajal-Hernández, Verónica Guerrero-Hernández, Erick de Jesús Téllez-Vera

  583-595

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• Emoji captcha; a novel option for protect web pages

  Manuel Oswaldo López Marín, Marlon David González Ramírez, Rodolfo Romero Herrera, José Félix Serrano Talamantes

  596-607

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• Physicochemical and functional properties evaluation of the river fish protein concentrate gel as a function of the pH of the process

  José Raúl Medina, Gustavo Alberto Pérez

  608-615

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• Selection of gasifier for the generation of electrical energy at small scale using agricultural biomass

  Napoleón V. Blanco Orozco

  616-624

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• Surface water erosion in the Mancotal river micro-basin in Jinotega Nicaragua, 1996 - 2015

  Isolina C. Gutiérrez Aguilar, Miguel E. Blanco Chávez

  625-635

  • PDF (Español (España))

• Thermal design of a finned double pipe heat exchanger for methanol cooling

  Amaury Pérez Sánchez, Greisy Ivety Valero Almanza, Elizabeth Ranero González, Eddy Javier Pérez Sánchez

  636-660

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• Seismic hazard and seismicity parameters in southwestern Alborz

  Fereshteh Pourmohammad, Mehdi Zare, Arezoo Dorostian, Bahram Akasheh

  661-670

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• Producing a superior genotype from agria potato cultivar using somaclonal variation

  Eshaghali Bayati, Masoud Gomarian, Hossein Mirzaie-Nodousha, Mehdi Changizi, Shahab Khaghani

  671-681

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• Evaluation of WRF microphysics schemes in the simulation of a squall line over IRAN using radar and reanalysis data

  Mahnaz Karimkhani, Majid Azadi, Amir Hussain Meshkatee, Abbas Ranjbar Saadatabadi

  682-697

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• Hybrid DTC strategy based on predictive control with optimization of the PI controller parameters for TPIM drives

  Mehdi Ahmadi Taleshian, Mahmood Ghanbari, Seyed Mehdi Rakhtala

  698-709

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• Laboratory study and measurement of stiffness and compaction of unsaturated clay soil by using the innovative rebound hammer

  Behrouz Halimi, Hamidreza Saba, Saeid Jafari MehrAbadi, Saeid Saeidi Jam

  710-732

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• Closure systems over effect algebras

  Mahdi Ronasi, Esfandiar Eslami

  733-743

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• Resistive maintenance and equipment criticality indexes

  Seyed Mohammad Seyed Hosseini, Kamran Shahanaghi, Safar Shasfand

  744-758

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• Provide optimal strategies in coastal architecture of Kish island to deal with future environmental consequences

  Ali Reza Moshabaki Isfahani, Iraj Etesam, Hamid Majedi, Seyed Mostafa Mokhtabad Amreei

  759-775

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• Investigation of different SWCNTs interaction with dopamine and serotonin anticancers: a theoretical study

  Nastaran Saghayimarouf, Majid Monajjemi, Karim Zare, Ali Shamel

  776-789

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• The impact study of the role of job rotation system effectiveness on work enthusiasm

  Massoud Ghaffari, Seyed Rasoul Aghadavood, Mohammad Reza Dalvi

  790-806

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• An efficient FPGA implementation of hand gestures recognition based on neural networks

  Ali Abdolazimi, Amir Sabbagh Molahosseini, Farshid Keynia

  807-824

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• Stress filed data visualization by using earthquake focal mechanism and shear wave splitting results in the Makran region northern Iran

  Shahrokh Pourbeyranvand

  825-834

  • PDF

• Proposing new system for handling business data systems with more functionality and usability

  Sajedeh Norozpour Norozpour, Mohammad Momenzadeh, Ali Abolhasani

  835-847

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• Detecting the potential lead, zinc, and gold orebodies by integrating remote sensing, geochemical, and geophysical studies in Dehshir (Iran)

  Faezeh Ahmadi, Mohammad Reza Jafari, Ahmad Adib, Hamid Hrati, Mohammad Ali Arian

  848-858

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• An energy method for computing the use of fossil fuel energy

  Timur B. Temukuyev

  859-871

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• Basics of systems approach to methodology of assessing waterworks facili-ties on natural environment

  Vladimir L. Bondarenko, Elguja D. Khetsuriani, Allaberdy. I. Yliasov, Elena. A. Semenva, Valery N. Azarov

  872-885

  • PDF

• Mathematical modeling of islanded microgrid with static and dynamic loads

  Hamed Ahmadi, Qobad Shafiee, Hassan Bevrani

  886-905

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• Alternative fractional derivative operator on non-newtonian calculus and its approaches

  Mohammad Momenzadeh, Sajedeh Norozpou

  906-915

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• Current state and development prospects of the construction industry

  Kheda Murtazova, Salambek Aliyev

  916-925

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• Study of innovative activity of the distributive industries of the Russian Federation in the context of the world economy digitalization and globalization

  Ibragim Agaevich Ramazanov, Svetlana Viktorovna Panasenko, Vyacheslav Petrovich Cheglov, Elena Anatol’evna Krasil’nikova, Alexander Fedorovich Nikishin

  926-941

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• Risk reduction at oil and gas industry using methods of synthesis of flame retardant coatings

  Svyatoslav Stolyarov, Tatiana Vlasova, Aslan Akhriev, Grigory Shidlovsky, Farid Dali, Dmitry Tishkin

  942-949

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• Challenges and prospects of the fishing export potential development in the Far East

  Andrey G. Paptsov, Nadejda A. Shelamova, Nabi D. Avarskii, Khatimat N. Gasanova, Kirill V. Kolonchin, Oleg I. Betin

  950-963

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• Economic and legal aspects of the innovative activity of enterprises in the context of the digital economy

  Olga Vladimirovna Markova, Ekaterina Yevgenievna Listopad, Aleksandr Vladimirovich Shelygov, Alexander Grigorievich Fedorov, Igor Valentinovich Kiselevich

  964-972

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• Assessment of organic matter temporal dynamics in the klyazma basin using remote sensing and qgis trends.earth

  Tatiana A. Trifonova, Natalia V. Mishchenko, Pavel S. Shutov

  973-992

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• Monitoring optimization of telecommunication networks for generation of reserve capacity in system

  Oleg Jakovlevich Kravets, Elena Ivanovna Danilina, Iana Ivanovna Malikova, Dmitry Vladimirovich Gorelov

  993-1007

  • PDF

• Corrosion resistance of urtites and urtite-based concretes

  Tatyana P. Belogurova, Yuriy N. Neradovskiy, Svetlana V. Bastrygina

  1008-1020

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• Application of the asymptotic theory of extreme values to risk simulation of breaking-out of large forest fires

  Vladimir Yu. Kosygin, Viktor D. Katin, Midkhat H. Akhtyamov, Mihail V. Ilyavin

  1021-1031

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• City with Smart Waste Management: Introducing Waste Bin Technologies

  Arya Majidi

  1032-1038

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• On direct determination of shear force taken up by concrete in oblique cross-sections of reinforced concrete structures

  Aleksei N. Morozov

  1039-1048

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• Cluster organization of extractive industries in northern regions: a comprehensive assessment method

  Valentina V. Nikiforova, Elena E. Grigoryeva, Petr V. Gulyaev, Grigoriy S. Kovrov, Nikolay N. Konstantinov

  1049-1064

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• Critical analyzed information of International Air Transport Association (Divulgation paper)

  Mohammed Almuqati

  1065-1074

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