د. علي بن يحيى قحل Dr. Ali Yahya Kahal

Name: Dr. Ali Yahay Kahal

CONTACT INFORMATION
Name: Ali Yahay Kahal

Address: Department of Geology, College of Science, King Saudi University, P.O. Box 2455, Riyadh, 11451, Saudi Arabia

Telephone:  +966 11 4676901

Cell Phone:  +966 552006354

Fax:              +9664676214

Email: akahal@KSU.EDU.SA

EDUCATION:

• Ph.D. Structural Geology (2014), College of Earth Science - Royal Holloway, University of London - UK “Tectonic Evolution of Eastern Otway Basin, Offshore Southeast Australia”.
• M.Sc. Petroleum Geosciences (2006), College of Earth Science- University of Manchester – UK “Late Cretaceous and Tertiary Structural and Stratigraphic Evolution of Blocks 35/9 and 36/7, Norwegian, Northern North Sea”.
• B.Sc. Geology (2000), Geology Department, College of Science; King Saud University - Saudi Arabia.

EMPLOYMENT HISTORY:

• 2021 –Present: Associate Professor, Geology & Geophysics Dept., college of Science, King Saud University.
• 2014 – 2021: Assistant Professor, Geology & Geophysics Dept., college of Science, King Saud University.
• 2000 – 2014: Demonstrator, Geology & Geophysics Dept., college of Science, King Saud University, Riyadh.

TEACHING EXPERIENCE: Teaching many courses in the department, including the following courses:

Bachelor’s degree (Geo 482, Geo 452, Geo 385, Geo 381, Geo 236, Geo 101, Geo 399, Geo 497, and Geo 498).

Master's degree (Geo 501, Geo 533, Geo 556 and Geo 600).

SCI ENTIFIC INTERESTS

• Structural Geology, Tectonics, Petroleum Geology, Sedimentary and Stratigraphy, Seismo- stratigraphy, Geology of Saudi Arabia, Tectonics of the Arabian Plate and the Red Sea and Gulf of Aden using Seismic interpretation, remote sensing and analogue scale modelling.

Projects Achieved

• Head of the research team to carry out a project to study surface and subsurface water sources in the city of Buraidah, on behalf of the Ministry of Environment, Water and Agriculture through the King Abdullah Institute for Research and Strategic Studies

• Head of the research team to carry out the project of geophysical studies of the Wadi Al-Laith Dam on behalf of the Ministry of Environment, Water and Agriculture and Dar Al-Handasah for Design and Technical Consultation through the King Abdullah Institute for Research and Strategic Studies

• Member of the research team in the project "Updating the geological map of the development boundaries of the city of Riyadh" on behalf of the Royal Commission for the Development of the City of Riyadh through the King Abdullah Institute for Research and Strategic Studies

• Member of the research team in the project "Updating the Hydrogeological map of the development boundaries of the city of Riyadh" on behalf of the Royal Commission for the Development of the City of Riyadh through the King Abdullah Institute

• Member of the research team in the project to evaluate ore deposits in the Al-Amar region, eastern Arabian Shield, Saudi Arabia for the Ministry of Environment, Water and Agriculture and the King Abdullah Institute for Research and Strategic Studies

• Providing the training program entitled “Structural geology and control of subsurface fractures in fluid flow” for employees of the Water Agency in the Ministry of Environment, Water for the United Nations Development Program (1/9/2021 to 28/2/2022)

Professional Experience

• General supervisor of the Geological summer trip to southern Saudi Arabia -2015.
• Supervisor of the Geological summer trip to southern Saudi Arabia -2016.
• Supervisor of the Geological summer trip to southern Saudi Arabia -2017.
• Supervisor of the Geological summer trip to southern Saudi Arabia -2018.
• Supervisor of the Geological summer trip to southern Saudi Arabia -2023.
• Field works covering many kinds of rocks in Saudi Arabia, UK, Spain, Egypt and Oman.
• Interpretation of dip seismic data using GeoFrame software, Petrel software, Landmark software.
• Many experiments using analogue scale modelling.
• Interpretation of geophysical data including seismic and magnetic data.
• Interpretation of various sets of the magnetic and gravity data.
• Remote Sensing capabilities to process the raster satellite Images using TrapTester software and illustrator software

SCIENTIFIC MEMBERSHIP:

• Member of Saudi Society for Earth Sciences, Saudi Arabia.
• Member of the Saudi Committee for Stratigraphic Sequence - Saudi Geological Survey
• Member of the Fault Dynamics Research Group, College of Earth Science - Royal Holloway, University of London – UK.

THE UNIVERSITY AND COMMUNITY SERVICES

• Member of Geology and Geophysics Department Council, Faculty of Sciences - King Saud University, (December 2014 – August 2024)
• The secretary of Geology and Geophysics Department Council, Faculty of Sciences - King Saud University, (February 2016 – December 2019)
• Member of the Advisory Committee to the Head of Geology and Geophysics Department, (December 2014 – August 2024)
• Chairman of graduate students of Geology and Geophysics, Department, Faculty of Sciences - King Saud University, (February 2016 – December 2019)
• Chairman of The Graduate Alumni and Human Resources Committee (September 2018 – December 2019)
• Chairman of Postgraduate Studies Committee (September 2021 – September 2021)
• Chairman of The Laboratory and Safety Committee (September 2022 – September 2024)
• Member of The Graduate Alumni and Human Resources Committee, February 2016 – December 2018
• Member of The Graduate Alumni and Human Resources Committee (September 2019 – December 2023)
• Member of The Laboratory and Safety Committee February 2016 – December 2018
• Member of graduate students of Geology and Geophysics, Department, Faculty of Sciences - King Saud University, (February 2016 – December 2017)
• Member in the Committee of field trips in the College of Science, KSU, (February 2016 – December 2019)
• Member in the Committee of field trips in Geology and Geophysics Department, Faculty of Sciences - King Saud University, (February 2016 – December 2019)
• Member in the Committee of distinguished attracting faculty staff in the College of science, KSU, (February 2016 – December 2019)
• Member in the Committee of human resources in the college of Science, KSU, (September 2018 – December 2019)
• Member of Council of the Executive Master's Program in Environmental Impact Assessment, (May 2021 – Now)
• Member of Executive Master in Water Program Committee for Geology and Geophysics, Department and the Ministry of Environment, Water and Agriculture, (May 2021 – Now)
• Member of the Commission for Academic Accreditation, Geology and Geophysics Department, Faculty of Sciences - King Saud University.
• Member of the Commission Quality Management and Development, Geology and Geophysics Department, Faculty of Sciences - King Saud University.
• Member of the Commission of study plans, Geology and Geophysics Department, Faculty of Sciences - King Saud University.
• Member of the Committee for Community Service, Geology and Geophysics Department, Faculty of Sciences - King Saud University
• Member of the Committee affairs of Graduates, Geology and Geophysics Department, Faculty of Sciences - King Saud University.
• Member of the Committee teaching assistants and lecturers, Geology and Geophysics Department, Faculty of Sciences - King Saud University.

Publications

1.            Alfaifi, H., Albassam, A.; Kahal, A., Ibrahim, E., Kamal Abdel Rahman, Zaidi, F., Alhumidan, S., Alarifi, N. and Loni, O. (2016): Hydrochemistry and Groundwater Quality Assessment along Wadi Al-Showat, Khamis Mushayt District, South-west Saudi Arabia. 7th International Conference on Water Resources and the Arid Environments (ICWRAE 7): 401-412, 4-6 December 2016, Riyadh, Saudi Arabia.

2.         Ali Y. Kahal, Abdelbaset S. El-Sorogy, Hussain J Alfaifi, Sattam Almadani & Habes A. Ghrefat (2018): Spatial distribution and ecological risk assessment of the coastal surface sediments from the Red Sea, northwest Saudi Arabia. Marine Pollution Bulletin 137:198–208.

3.         Ali Y. Kahal, Essam Abd El-Motaal, Osama M. K. Kassem, Abed H. R. Al Ghoreiby (2019): Strain Analysis and Deformation History of Zalm Area, Arabian Shield, Saudi Arabia. Journal of African Earth Science 150 :441–450.

4.         Mohammed Hail Hakimi, Abdulwahab S. Alaug, Ibrahim M.J. Mohialdeen, Ali Y. Kahal, Hesham Abdulelah, Yousif Taha Hadad, Madyan M.A. Yahya (2019): Late Jurassic Arwa Member in South-eastern Al-Jawf sub-basin, NW Sabatayn Basin of Yemen: Geochemistry and basin modeling reveal shale-gas potential, Journal of Natural Gas Science & Engineering 64:133–151.

5.         Alfaifi, H., Kahal, A., Albassam, A., Ibrahim, E., Abdelrahman, K., Zaidi, F., Alhumaidan, S. (2019): Integrated geophysical and hydrochemical investigations for seawater intrusion: a case study in southwestern Saudi Arabia. Arabian Journal of Geosciences 12: 372

6.         Mohammed Hail Hakimi, Adel M. Al-Matary b, Osama El-Mahdy, Baleid Ali Hatem, Ali Y. Kahal and Aref Lashin (2020):  Organic geochemistry characterization of Late Jurassic bituminous shales and their organofacies and oil generation potential in the Shabwah depression, southeast Sabatayn, Yemen. Journal of Petroleum Science and Engineering (2020) 188.

7.         Mohammed Hail Hakimi, Wan hasiah Abdullah, Aref Lashin,Khairul Azlan Mustaphah, Ali Y. Kahal, Hussain J. Al Faifi (2020): Source rock evaluation and hydrocarbon generation potential of Mid-Late Cretaceous sediments from Mintaq-01 well in the Wadi Hajar of Sabtayn Baaian, Yemen. Petroleum Science and Technology. VOL. 38, NO. 3, 216–224.

8.         Hussain Jaber Alfaifi, Ali Yahya Kahal, Kamal Abdelrahman, Faisal Kamal Zaidi, Abdulaziz Albassam, Aref Lashin (2020): Assessment of groundwater quality in Southern Saudi Arabia: case study of Najran area. Arabian Journal of Geosciences. 13:101.

9.         Maan Al-Gain, Kamal Abdelrahman, Ali Kahal, Saleh Al-Zahrani, Elkhedr Ibrahim, Naif Al-Otaibi (2020): Impact of 5D regularization and interpolation on subsurface imaging: A case study at Stratton Field, south Texas, United States of America. Journal of King Saud University 2733-2740.

10.       Ali Y. Kahal (2020): Geological assessment of the Neom mega-project area, northwestern Saudi Arabia: an integrated approach. Arabian Journal of Geosciences 13:345.

11.       Ali Y. Kahal, Abdelbaset S. El-Sorogy, Saleh Qaysi, Sattam Almadani, Osama M. Kassemc and Ahmed Al-Dossari (2020): Contamination and ecological risk assessment of the Red Sea coastal sediments, southwest Saudi Arabia. Marine Pollution Bulletin 154:111125.

12.       Bassem Nabawy; Elkhedr Hassan; Ali Y. Kahal; Hussain Alfaifi; Aref Lashin (2020): Impact of authigenic iron oxides, clay content and grain size on the aquifer quality properties of the Cambrian-Ordovician Wajid Sandstone, southwest Saudi Arabia. Journal of African Earth Science.

13.       Mohammed Hail Hakimi, Ali Y. Kahal, Adeeb Ahmed and Hussain J. Al Faifi (2020) Organic geochemistry of Late Cretaceous Mukalla shales from the Mukalla–Sayhut Basin, Southern Yemen– Terrestrial organic matter inputs and gas-resource potential. Accepted in Journal: Arabian Journal of Geosciences.

14.       Mohammed Hail Hakimi, Adeeb Ahmed, Ali Y. Kahal, Osman Salad Hersi, Hussain J. Al Faifi, and Saleh Qaysi (2020) Organic geochemistry and basin modeling of Late Cretaceous Harshiyat Formation in the onshore and offshore basins in Yemen: Implications for effective source rock potential and hydrocarbon generation. Marine and Petroleum Geology.

15.       Elkhedr Ibrahim, Essam Abd El-Motaal, Aref Lashin, Hussain Alfaifi, Saleh Qaysi and Ali Kahal (2020) Faulting Intersections and Magma-feeding Zones in Tihamat-Asir, Southeast Red Sea Rift: Aeromagnetic and Structural Perspective. Journal of African Earth Science.

16.       Ali Y. Kahal, Hussain J. Alfaifi, Kamal Abdelrahman, Faisal K. Zaidi (2020) Physio-chemical properties of groundwater and their environmental hazardous impact: Case study of Southwestern Saudi Arabia. Journal of King Saud University.

17.       Ali Y. Kahal, kamal Abdelrahman, Hussain J. Alfaifi, Madyan M.A. Yahya (2020) Landslide hazard assessment of the Neom promising city, northwestern Saudi Arabia: An integrated approach. Journal of King Saud University.

18.       Habes Ghrefat, Ali Y. Kahal, Kamal Hassanein, Hussain J. Alfaif & Saleh Qaysi (2021) Utilization of multispectral landsat-8 remote sensing data for lithological mapping of southwestern Saudi Arabia. Journal of King Saud University – Science 33 (2021) 101414

19.       Hussain Alfaifi , Abdelbaset S El-Sorogy , Saleh Qaysi , Ali Kahal , Sattam Almadani , Fahad Alshehri , Faisal K Zaidi (2021) Evaluation of heavy metal contamination and groundwater quality along the Red Sea coast, southern Saudi Arabia. Marine Pollution Bulletin 163

20.       Ali Y. Kahal , kamal Abdelrahman, Hussain J. Alfaifi, Saleh Qaysi , Ahmed Nasser Aldossari (2021) Geophysical assessment of open dumpsite nearby Khamis Mushait industrial zone, Southwestern Saudi Arabia. . Journal of King Saud University – Science 33 (2021) 101518

21.       Mohammed Hail Hakimi, Ali Y. Kahal, Adeeb Ahmed, Nor Syazwani Zainal

           Abidin, Hussain J. Al Faifi, and Saleh Qaysi (2021) Source rock  characteristics of organic-rich shales in the Late Jurassic Lam Member and their contributing to oil and gas generation potential in Al-Jawf exploration region, NW Yemen. Accepted in Journal: Arabian Journal of Geosciences

22.       Abdulrasheed Olaniyan, Ahmad Farid Abu Bakar*, Ismail Yusoff, Azman Abd Ghani, Saleh Qaysi, Ali Kahal, Hussain Alfaifi, and Hassan Alzahrani (2021) Physical, geochemical, and clay mineralogical properties of unstable soil slopes in the Cameron Highlands. Open Geosciences; 13: 880–894

23. Hakimi, Mohammed Hail; Varfolomeev, Mikhail A.; Kahal, Ali Y.; Gharib, Abbas F.; Alshehri, Fahad; Rahim, Afikah; Al Faifi, Hussain J.; Al-Muntaser, Ameen A.; Qaysi, Saleh; Abdelmohsen, Karem. (2022) Conventional and unconventional petroleum of the Late Jurassic Madbi organic-rich from the Sunah oilfield in the Say’un–Masilah Basin, Eastern Yemen. Journal of Asian Earth Sciences. Volume 231, 105221.

24. Ahmed, A., Jahandad, S., Hakimi, Mohammed Hail; Gharib, Abbas F., Mehmood, Saqib; Kahal, Ali Y.; Khan, Muhammad Asif; Munir, Muhammad Nofal; Lashin, Aref. (2022) Organic matter characteristics and conventional oil potentials of shales from the Early Jurassic Datta Formation in the Upper Indus Basin, Northern Pakistan. Journal of Asian Earth Sciences 224(3)224(3) DOI:10.1016/j.jseaes.2021.104975

25.  Kahal, A.Y.; El-Sorogy, A.S.; Qaysi, S.I.; Al-Hashim, M.H.; Al-Dossari, A. (2023) Environmental Risk Assessment and Sources of Potentially Toxic Elements in Seawater of Jazan Coastal Area, Saudi Arabia. Water 2023, 15, 3174. doi: 10.3390/w15183174

26.  Mohammed Hail Hakimi, Ali Kahal, Afikah Rahim, Waqas Naseem, Wedad Alsomid, Alia Al-Buraihi, Thoraia Alyousofi, Shuaib Alqahtani, Hesham AbdulAziz Alyousofi, and Naira Magdy Lotfy (2023) Implications of Organic Matter Input, Sedimentary Environmental Conditions, and Gas Generation Potential of the Organic-Rich Shale in the Onshore Jiza-Qamar Basin, Yemen. ACS Omega 2023, 8,30483−30499

27. Mohammed Hail Hakimi, Abdulwahab S. Alaug, Ali Y. Kahal, Afikah Rahim, Ahmed E. Radwan, S. M. Talha Qadri and Waliullah Khan (2023) Organic matter characteristics and gas generation prospect of the Late Cretaceous fluvial deltaic organic-rich shale in the offshore Jiza-Qamar Basin, Yemen based on organic geochemical, macerals composition, and biomarker results combined with 1-D basin modelling.  Geological Journal. 2023;1–22.

28. AlGhamdi, F.; AlQuraishi, A.; Abiodun Amao, A.; Laboun, A.B.; Fattah, K.A.; Kahal, A.; Lashin, A. (223) Depositional setting, mineralogical and diagenetic implication on petrophysical properties of unconventional gas reservoir of the Silurian Qusaiba Formation, northwestern Arabian Peninsula. Geoenergy Sci. Eng. 2023, 223, 211563.

29. Khedr, M.Z.; Sayed, M.A.; Ali, S.; Azer, M.K.; Ichiyama, Y.; Takazawa, E.; Kahal, A.Y.; Abdelrahman, K.; Mahdi, A.M. Mineralogy and Geochemistry of Jasperoid Veins in Neoproterozoic Metavolcanics: Evidence of Silicification, Pyritization, and Hematization. Minerals 2024, 14, 647.

30. Khedr, M.Z.; Moftah, A.;El-Shibiny, N.H.; Tamura, A.; Tan, W.;Ichiyama, Y.; Takazawa, E.; Kahal,A.Y.; Abdelrahman, K. Mineralogyand Geochemistry of Titaniferous IronOres in El-Baroud Layered Gabbros:Fe-Ti Ore Genesis and Tectono- Metallogenetic Setting. Minerals 2024, 14, 679. https://doi.org/10.3390/min14070679

31. Naseem, Waqas;  Ullah Jan, Irfan; Mustapha, Khairul Azlan; Hakimi, Mohammed Hail; Ahmed, Shabeer ; Kahal, Ali ( 2024) The Early Cretaceous Sembar Formation, Southern Indus Basin, Pakistan: Biomarkers and trace elements distributions investigate the sedimentary palaeoenvironment and organic matter input.  Accepted in ACS Omega

Accepted: 28 March 2024

32. Alok Kumar; Khairul Azlan Mustapha; Alok K Singh; Hakimi, M.H.; Kahal, A.Y.;Waqas Naseem; Hijaz Hasnan. (2024) Evaluating the hydrocarbon generation potential of the Paleocene- Eocene carbonaceous rocks in the Barmer and Bikaner-Nagaur Basins, western Rajasthan, India. China Geology.

Accepted: 1 January 2024

33. Hakimi, M.H.; Mohammad Alqudah; Hamed, Tamer E.; Naira Lotfy;; Kahal, A. Y.; Afikah Rahim. (2024) Diagenetic impact on unconventional tight carbonate reservoir of AR-F Member from the Abu Gharadig Field, north Western Desert, Egypt: Insights from combined sedimentological, petrographic and petrophysical dataset. Carbonates and Evaporites (2024) 39:21 https://doi.org/10.1007s13146-024-00932-x

34. A.Y. Kahal, Groundwater quality analysis in Hail region of northwest Saudi Arabia based on physicochemical investigation, Journal of King Saud University - Science (2024), doi: https://doi.org/ 10.1016/j.jksus.2024.103384

Accepted: 2 August 2024

35. Hamed, Tamer E.; Hakimi, M.H., Naira Lotfy; Mohammad Alqudah; Kahal, A. Y.; Afikah Rahim;Eysa A. Emad (2024) Characteristics of the Cenomanian-Turonian oceanic anoxic event 2 and its impact on the organic carbon accumulation in the Abu Roash (F) organic-rich carbonate rocks in the Abu Gharadig Field, Egypt. ACS Earth and Space Chemistry. https://doi.org/10.1021/acsearthspacechem.4c00002

Accepted: 12 July 2024

36. Mohammed Hail Hakimi, Mohammad Alqudah, Khairul Azlan Mustapha, Ali Kahal, Mahdi Ali Lathbl, Afikah Rahim, Mikhail A. Varfolomeev, Danis K. Nurgaliev, Ameen A. Al‐Muntaser& Shadi A. Saeed (2024) High sulphur oil of Type II kerogen of the oil shales from Western Central Jordan based on molecular structure and kinetics. Scientific Reports

Accepted: 23 July 2024

Abstract in Conferences

1.         Hussain J. Alfaifi, Ali Y Kahal, El- Khedr E. Ibrahim, Kamal Abdel Rahman and Saad M. Alhumidan: (2016): Integrated geophysical investigation to assess seawater intrusion into the coastal aquifer in the southwest of Saudi Arabia. AGU Fall Meeting, San Francisco, 12-16 December.

2.         Saad AlHumidan, Osama Kassem, Majed Almutairi, Hussain Al-Faifi, and  Kahal, A. (2017): Tectonic Evolution of Jabal Tays Ophiolite Complex,  Eastern Arabian Shield, Saudi Arabia. Geophysical Research, Vol. 19,  EGU2017-1867, 2017, EGU General Assembly 2017.

3.         Osama M. K. Kassem, Esam Abd El-Mataal, Kahal, A., Abed H. R. Al  Ghoreiby (2017): Tectonic Evolution and Microstructural analysis of Zalm area, Arabian Shield Saudi Arabia. Presented to 12th International Geological  Conference in Jeddah, 2018.

4.         Hussain J. Alfaifi, Ali Y Kahal, El- Khedr E. Ibrahim, Kamal Abdel Rahman and Saad M. Alhumidan, Faisal Zaidi, Naif M Alotibi (2018): Groundwater Quality Assessment in Southern Saudi Arabia Using Physico-Chemical Water Analysis. AGU Fall Meeting, Washington, D. C., 10-14 December

Conferences:

• Saudi Water Forum 2024 – April 2024, Riyadh, Saudi Arabia
• Future Minerals Forum 2024 - January 2024, Riyadh, Saudi Arabia
• The International Conference & Exhibition for Science (ICES2023), February 2023, Riyadh, Saudi Arabia
• Future Minerals Forum 2023 - January 2023, Riyadh, Saudi Arabia
• 13th International Geological Conference March 2020, Jeddah, Saudi Arabia
• 8th International Conference on Water Resources and Arid Environments (ICWRAE8) 22-24 January 2019, Riyadh, Saudi Arabia.
• AGU Fall Meeting, Washington, D. C., 10-14 December 2018
• 1st conference of the Arabian journal of Geoscinces (CAJG) 12-15 November 2018, Hammaet, Tunisia
• 13th Middle East Geosciences conference and Exhibition in Bahrain, 16-19 2018
• 12th International Geoscience Conference February 2018, Riyadh, Saudi Arabia
• AGU Fall Meeting, New Orleans, 12 December 2017
• AGU Fall Meeting, San Francisco, 12-16 December 2016
• 7th International Conference on ware resources and arid environments, King Saud University, 4-6 December 2016, Riyadh, Saudi Arabia. 
• The Eleventh International Geological Conference, May 2015, Riyadh, Saudi Arabia

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