Vol. 2 No. 3 (2021): September

Research Articles

• Theoretical Issues with Rayleigh Surface Waves and Geoelectrical Method Used for the Inversion of Near Surface Geophysical Structure

  DOI : 10.28991/HEF-2021-02-03-01

  Özcan Çakır , Nart Coşkun

  183-199

  Abstract : 1019

  PDF : 964

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  DOI : 10.28991/HEF-2021-02-03-01

• Innovation toward the Reinvigoration of the Plant Extracts Industry in Developing Countries

  DOI : 10.28991/HEF-2021-02-03-02

  Rosemarie Skeene , Sharad Maharaj , David R. McGaw , Dara M. Farrell

  200-209

  Abstract : 1208

  PDF : 629

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  DOI : 10.28991/HEF-2021-02-03-02

• Introducing a Model for Infrastructure Improvement to Develop Intelligent Schools

  DOI : 10.28991/HEF-2021-02-03-03

  Somaieh Alavi

  210-224

  Abstract : 2182

  PDF : 541

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  DOI : 10.28991/HEF-2021-02-03-03

• Analytical Solution of Unsteady-state Forchheimer Flow Problem in an Infinite Reservoir: The Boltzmann Transform Approach

  DOI : 10.28991/HEF-2021-02-03-04

  Temitayo Sheriff Adeyemi

  225-233

  Abstract : 2227

  PDF : 696

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  DOI : 10.28991/HEF-2021-02-03-04

• The Impact of the Fourth Industrial Revolution on Ethical Leadership

  DOI : 10.28991/HEF-2021-02-03-05

  Thanh Nguyen Hai , Quang Nguyen Van

  234-247

  Abstract : 2584

  PDF : 1351

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  DOI : 10.28991/HEF-2021-02-03-05

• Investigation of Petrographic and Diagenetic Properties of Asmari Reservoir Cap Rock, SW Iran

  DOI : 10.28991/HEF-2021-02-03-06

  Samira Abbasi , Saeid Pourmorad , Ashutosh Mohanty

  248-257

  Abstract : 974

  PDF : 635

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  DOI : 10.28991/HEF-2021-02-03-06

• Production of Biodiesel from a Novel Combination of Raphia Africana Kernel Oil and Turtle Shell (Centrochelys Sulcata) Heterogenous Catalyst

  DOI : 10.28991/HEF-2021-02-03-07

  Henry Oghenero Orugba , Kigho Moses Oghenejoboh , Ufuoma Modupe Oghenejoboh , Onogwarite E. Ohimor

  258-268

  Abstract : 862

  PDF : 581

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  DOI : 10.28991/HEF-2021-02-03-07

• Evaluation of Geology and Hydrogeology of the Water Leakage in Hammam-Grouz Dam, Algeria

  DOI : 10.28991/HEF-2021-02-03-08

  A. Toumi , B. Remini

  269-295

  Abstract : 1461

  PDF : 589

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  DOI : 10.28991/HEF-2021-02-03-08

• Water Table Effects on the Behaviors of the Reinforced Marine Soil-footing System

  DOI : 10.28991/HEF-2021-02-03-09

  Ramin Vali

  296-305

  Abstract : 1182

  PDF : 497

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  DOI : 10.28991/HEF-2021-02-03-09

• Hybrid Energy Piles as a Smart and Sustainable Foundation

  DOI : 10.28991/HEF-2021-02-03-010

  Gianpiero Russo , Gabriella Marone , Luca Di Girolamo

  306-322

  Abstract : 962

  PDF : 566

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  DOI : 10.28991/HEF-2021-02-03-010