Hocine Alla | Applied Mathematics | Excellence in Research

Prof. Dr. Hocine Alla | Applied Mathematics | Excellence in Research

Professor at University of Sciences and Technology of Oran, Algeria

Professor Alla Hocine is a dedicated Algerian academic specializing in applied mathematics and interdisciplinary sciences. With a strong educational foundation and over three decades of teaching and research experience, he serves as a Professeur Chercheur at the University of Science and Technology of Oran (U.S.T.O). Fluent in Arabic, French, and English 🗣️, he seamlessly bridges scientific knowledge across languages and cultures. His expertise spans numerical methods, asymptotic analysis, and programming with Matlab 💻. His academic journey—from a Diploma in Mathematics to a Doctorate in Applied Mathematics—reflects consistent scholarly commitment. His research interests include biomechanics, fluid-solid interface mechanics, and perturbation theory 🔬. Known for teaching rigor and departmental leadership, he contributes actively to both pedagogy and scientific advancement. Alla Hocine is a key figure in Algeria’s mathematical and physical sciences community, empowering students and researchers alike through his multidisciplinary vision.

Professional Profile 

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🎓 Education

Professor Alla Hocine’s academic roots are deeply grounded in mathematics and applied computing. He earned a Diplôme d’Études Supérieures (DES) in Mathematics in 1989, followed by a Magister in Informatics and Applied Mathematics from USTO in 1996. This path culminated in a Doctorate d’État in Applied Mathematics awarded in July 2006 🎓. His educational progression highlights a deepening interest in the convergence between numerical methods, mathematical modeling, and real-world applications. Hocine’s academic achievements reflect not only technical mastery but also a dedication to tackling complex problems in science and engineering. With a keen eye for theoretical and applied aspects of differential equations and perturbation theory, his education has become the backbone of a vibrant career that continues to influence new generations of scientists and researchers.

🏫 Professional Experience

Professor Hocine’s career spans a rich tapestry of academic and administrative roles. He began as a secondary school teacher (1989–1998), shaping young minds in mathematics, before transitioning to higher education as a Maître Assistant Associé (1990–1993) and later a Chargé de Cours from 1998 onwards. He played an instrumental role as Adjoint Chef de Département de Physique in 2005–2006 🧑‍🏫. His teaching portfolio is extensive, covering subjects like Mathematical Analysis, Algebra, Asymptotic Development, Numerical Methods, and Matlab Programming 💡. Through decades of service at the Faculty of Sciences at USTO, he has not only disseminated knowledge but also contributed to departmental governance, mentoring, and curriculum development. His multidimensional expertise makes him a respected mentor and innovator in Algerian academia.

🔬 Research Interests

Professor Hocine’s research traverses multiple fascinating domains. His core interests lie in applied mathematics, particularly partial differential equations (EDP) and perturbation theory. In addition, his passion extends into biomechanics, where mathematical models meet human biology 🧠🦴. He explores fluid-solid interfaces, a vital area in fluid mechanics where he investigates dynamic behaviors and material interactions 🌊⚙️. Furthermore, his experience in computer science reinforces his ability to simulate, analyze, and solve complex systems through algorithmic solutions and software tools like Matlab. This unique intersection of mathematics, physics, and computational modeling makes his research both theoretically rich and practically relevant—especially in biomedical and engineering contexts. Professor Hocine continues to push boundaries through interdisciplinary collaboration and methodological precision.

🏅 Awards and Honors

While the profile does not specify formal awards, Professor Hocine’s long-standing service and academic achievements stand as a testament to his excellence 🏆. His appointment as Adjoint Chef de DĂ©partement, along with his sustained progression from assistant to full professor, reflect recognition by peers and institutional leadership. His ability to teach in three languages and his versatility across disciplines have earned him admiration within the academic community. Hocine’s career embodies dedication, mentorship, and scholarly perseverance, which are honors in themselves. His contributions to pedagogy, administration, and research in Algeria’s scientific ecosystem position him as a figure of trust, inspiration, and continued innovation.

📚 Publications Top Note 

1. A computational fluid dynamics model using the volume of fluid method for describing the dynamics of spreading of Newtonian fluids
Authors: H. Alla, S. Freifer, T. Roques-Carmes
Year: 2011
Citations: 16
Source: Colloids and Surfaces A: Physicochemical and Engineering Aspects, 386 (1–3)
Summary: This study introduces a CFD model employing the Volume of Fluid (VOF) method to simulate how Newtonian fluids spread on solid surfaces. It provides insights into interface tracking and dynamic wetting behavior.


2. A numerical model of an immiscible surfactant drop spreading over thin liquid layers using CFD/VOF approach
Authors: Z. Hanene, H. Alla, M. Abdelouahab, T. Roques-Carmes
Year: 2020
Citations: 11
Source: Colloids and Surfaces A, 600, 124953
Summary: This paper presents a CFD model using the VOF method to simulate the behavior of a surfactant-laden drop spreading over another immiscible liquid layer. It highlights interfacial tension effects and dynamics relevant to coating technologies.


3. A numerical model of superspreading surfactants on hydrophobic surface
Authors: A.T. Badra, H. Zahaf, H. Alla, T. Roques-Carmes
Year: 2018
Citations: 11
Source: Physics of Fluids, 30(9)
Summary: The study models the action of superspreading surfactants on hydrophobic surfaces. It explains how surfactants promote rapid spreading through Marangoni flow and reduced contact angles, improving surface coating processes.


4. A semi-analytical method to estimate the effective slip length of spreading spherical-cap shaped droplets using Cox theory
Authors: M. Wörner, X. Cai, H. Alla, P. Yue
Year: 2018
Citations: 8
Source: Fluid Dynamics Research, 50(3), 035501
Summary: This work presents a semi-analytical approach using Cox theory to estimate the slip length of droplets during spreading, bridging numerical simulations with theoretical predictions in wetting phenomena.


5. New insight into the spreading dynamics of liquids on rough surfaces using computational fluid dynamics
Authors: H. Alla, S. Freifer, B.A. Talha, T. Roques-Carmes
Year: 2013
Citations: 5
Source: Russian Chemical Reviews, 82 (11), 1066
Summary: The paper investigates how rough surface topographies affect the spreading of liquids. It uses CFD to demonstrate how surface roughness alters droplet mobility and contact line pinning.


6. The dynamics of spreading of oils on hydrophilic and hydrophobic surfaces revisited using computational fluid dynamics
Authors: B.A. Talha, H. Alla, S. Freifer, T. Roques-Carmes
Year: 2013
Citations: 2
Source: Journal of Materials Science and Engineering B, 3, 799–811
Summary: This study explores how oils behave on different surfaces using CFD. It compares spreading dynamics on hydrophilic vs. hydrophobic substrates, emphasizing the influence of surface energy.


7. Interfaces Fluid-solid Modeling
Authors: M. Benyettou, S. Chouraqui, H. Alla
Year: 2005
Citations: 2
Source: Journal of Applied Sciences, 5(9), 1602–1605
Summary: The paper introduces a model for simulating interactions at fluid-solid interfaces, focusing on contact angles and the physical mechanisms governing droplet adhesion and spreading.


8. Modélisation et Simulation numérique de l’étalement d’une goutte fluide sur un plan horizontal
Authors: H. Alla, M. Benyettou
Year: 2004
Citations: 2
Source: Journal Français de Rhéologie
Summary: A foundational numerical study that models how fluid droplets spread on horizontal planes. It examines key parameters such as contact angle, viscosity, and gravity in drop spreading.


9. Contribution au Phénomène de Mouillabilité en présence d’un tensioactif anionique SDS et non ionique C11E5
Authors: H. Alla, S. Freifer, C. Medjellel
Year: 2009
Citations: 1
Source: arXiv preprint, arXiv:0906.4878
Summary: Investigates the wettability behavior of droplets in the presence of anionic (SDS) and non-ionic (C11E5) surfactants. The paper combines preliminary modeling with surface tension experiments.


10. Numerical investigation of a drop/surface interaction
Authors: H. Alla, M. Benyettou
Year: 2006
Citations: 1
Source: 13th International Heat Transfer Conference
Summary: A numerical simulation study on the interaction between a liquid drop and solid surfaces. It evaluates drop deformation, impact forces, and thermal contact effects, relevant in heat transfer applications.

🔚 Conclusion

Professor Alla Hocine exemplifies the spirit of multidisciplinary academic excellence. His trajectory—from secondary education to professorship and departmental leadership—reflects a life devoted to learning and sharing knowledge 🌟. With a robust foundation in mathematics and a flair for research in fluid dynamics, biomechanics, and computational techniques, he continues to impact the scientific community of Oran and beyond. Fluent in three major languages and proficient in teaching and research, he is well-positioned to mentor future scientists, contribute to global collaborations, and innovate across domains. Professor Hocine’s journey is a compelling narrative of dedication, expertise, and service—a model for aspiring academics in North Africa and the global research sphere 📚🌍.