Chemistry department, College of sciences, King Saud University; P,O,Box 2455;Riyadh 1154

      Email: almansor@ksu.edu.sa;

• 984- 1988: Assistant Professor, Chemistry Dept., KingSaudUniversity.
• 1988- 1998: Associate Professor, Chemistry Dept., KingSaudUniversity.
• 1998- Present: Professor, Chemistry Dept., KingSaudUniversity.
• 1999-2004: Chairman of Chemistry Dept., KingSaudUniversity.
• 2011- 2015: Dean of Collage of Science. KingSaudUniversity
• 2015-till date: Professor of Organic Chemistry, King Saud University

• Teaching organic chemistry to graduate and post graduate students
• Teaching organic chemistry to health diploma students 
• Supervision of M.Sc and Ph D thesis   
• More than hundred articles published in leading Journals   
• Participation in some local and universal conferences

Member of the committee of Ph.D comprehensive examination

• Member of academic council, king Saud University (2007-2010)
• Member of academic council, Jouf University (2011- 2015)
• Member of academic council, King Fahad Security College (2011- 2017)
• Member of college academic programs committee (2004-2010)
• Member of Saudi Chemical Society                             

RESEARCH  PROJECTS FUNDED

• 2012-2015: Project entitled “Design, synthesis and anticancer activities of novel luotonin-inspired hybrid heterocycles” Prof. Jose Carlos Menendez,  Universidad Complutense, Madrid, Spain, is an international consultant for this project (1 million Saudi Riyals)
• 2013 (Project has been approved by NPST): Project entitled “Synthesis, efficacy and evaluation of novel rigid   coumarin/quinoline hybrids for solid state dye lasers” Prof. Angel Costela, Instituto de Química Física “Rocasolano, Madrid. Spain, is an international Consultant for this project (2 million Saudi Riyals)
• Deanship of Scientific Research, King Saud University Grant No. RG-026 (Principal investigator)
• Deanship of Scientific Research, King Saud University Grant No. RG-1438-052 (Co-Investigator)
• Deanship of Scientific Research, King Saud University Grant No. RG-1440-071 (Co-Investigator)
• Researcher Supporting Projects  Grant No RSP2023R231

PATENTS

• Usama Sayed Karama, Mujeeb Abdullah Saeed Sultan, Kamal Eldin Hussein El Tahir, Abdulrahman Ibrahim Almansour “ANTIDEPRESSANT COMPOUNDS” Patent No.: US 9,125,866 B1; Date of Patent: September 8, 2015
• Abdulrahman I. Almansour, Natarajan Arumugam, Raju Suresh Kumar, Periasamy Vaiyapuri  Subbarayan, Abdullah Alshatwi, Hazem A. Ghabbour “ ANTI-CANCER COMPOUND Patent No.: US 9,486,444 B1; Date of Patent: November 8, 2016
• Usama Sayed Eisa Karama,Mujeeb Abdullah Saeed Sultan, Abdulrahman Ibrahim Almansour, Kamal Eldin Hussein El Tahir, Yasser Abbas Elnakady, Talal Abdul Aziz Mohaya, “HALOGENATED TETRACYCLC COMPOUNDS” Patent No.: US 9.498,460 B1; Date of Patent: November 22, 2016.
• Abdulrahman I. Almansour, Natarajan Arumugam, Raju Suresh Kumar, Periasamy Vaiyapuri  Subbarayan, Abdullah Alshatwi, Jegan Athinarayanan “ ANTI-CANCER AGENTS Patent No.: US 9 , 873 , 699 B1; Date of Patent: January 23 , 2018
• Abdulrahman I. Almansour, Raju Suresh Kumar, Natarajan Arumugam, Kotresha Dupadahalli, Jose Carlos Menendez “ ANTI-CANCER COMPOUNDS Patent No.: US 10 , 357 , 485 B1; Date of Patent: July 23, 2019
• Abdulrahman I. Almansour, Suresh Kumar Raju, Arumugam, Rajapandiyan Krishnamoorthy, Ali A. Alshatwi “ SPIROOXINDOLE -P YRROLOTHIAZOLE HETEROCYCLIC HYBRIDS” Patent No.: US 10,590,147 B1; Date of Patent: March 17, 2020
• Abdulrahman I. Almansour, Saradh Prasad Rajendra, Mohamad Saleh Alsalhi, Natarajan Arumugam, Raju Suresh Kumar, LIQUID AND SOLID STATE LASER FROM 7H-PYRANO[2,3-B:4,5-B']DIQUINOLINE DERIVATIVES USING  ENERGY TRANSFER MACHANISM (US patent filed 2022)

Total of publications 290 ; Citations1799; h-index 21

RECENT PUBLICATIONS (2020-2022)

1. A single carbazole based Suresh Kumar, Abdulrahman I. Almansour, Karthikeyan Perumal, Chennan Ramalingan, Raju Nandhakumar. Journal of Photochemistry & Photobiology, A: Chemistry 425 (2022) 113693.
2. Assessment of crystallographic and electronic phase stability of shock wave loaded cubic cerium oxide nanoparticles. A. Sivakumar, S. Ramya, S. Sahaya Jude Dhas, Abdulrahman I. Almansour, Raju Suresh Kumar, Natarajan Arumugam, Magesh Murugesan, S.A. Martin Britto Dhas. Ceramics International 48 (2022) 1963–1968.
3. Shock wave induced reversible phase transition from crystalline to semi-crystalline states of lithium sulfate monohydrate. A. Sivakumar, S. Sahaya Jude Dhas, P. Sivaprakash, Raju Suresh Kumar, Abdulrahman I. Almansour, Karthikeyan Perumal, S. Arumugam, S.A. Martin Britto Dhas. Journal of Solid State Chemistry 307 (2022) 122859.
4. Synthesis, in vitro and in silico antitumor evaluation of 3-(2,6-dichlorophenyl)-1,5-diphenylpentane-1,5–dione: Structure, spectroscopic, RDG, Hirshfeld and DFT based analyses. A. Dhandapani, S. Veeramanikandan, Raju Suresh Kumar, Abdulrahman I. Almansour, Natarajan Arumugam, S. Subashchandrabose, J. Suresh, R. Arulraj, D. Gajalakshmi. Journal of Molecular Structure 1251 (2022) 132002.
5. Bioprospection and secondary metabolites profiling of marine Streptomyces levis strain KS46. Bidhayak Chakraborty, Raju Suresh Kumar, Abdulrahman I. Almansour, Pethaiah Gunasekaran, Sreenivasa Nayaka. Saudi Journal of Biological Sciences, 2022, 29, 667-679.
6. Label-Free Electrochemical Detection of the Cancer Biomarker Platelet-Derived Growth Factor Receptor in Human Serum and Cancer Cells. Chandrababu Rejeeth, Alok Sharma, Soundarapandian Kannan, Raju Suresh Kumar, Abdulrahman I. Almansour, Natarajan Arumugam, and Samson Afewerki. ACS Biomater. Sci. Eng. 2002, 8, 826-833.
7. Synthesis, structure and biological evaluation of highly functionalized 2-azetidinone integrated spirooxindolopyrrolidine heterocyclic hybrid. Natarajan Arumugam, Abdulrahman I. Almansour, Raju Suresh Kumar, Saied M. Soliman, E. Viswanathan, Karthikeyan Perumal, Gnanavel Angamuthu, Ponmurugan Karuppiah, Naif Abdullah Al-Dhabi. Journal of Molecular Structure 1250 (2022) 131745.
8. Stereoselective synthesis, structural determination, computational studies and antimicrobial activity of novel class of spiropyrroloquinoxaline engrafted ferrocenoindole hybrid heterocycle. Natarajan Arumugam, Abdulrahman I. Almansour, Raju Suresh Kumar, Saied M. Soliman, E. Viswanathan, Necmi Dege, Shatha Ibrahim Alaqeel, P. Amaladass, Karthikeyan Perumal. Journal of Molecular Structure 1252 (2022) 132131.
9. Synthesis and antimicrobial potential of spirooxindolopyrrolidine tethered oxindole heterocyclic hybrid against multidrug resistant microbial pathogens. Shatha Ibrahim Alaqeel, Natarajan Arumugam, Abdulrahman I. Almansour, Raju Suresh Kumar, Karuppiah Ponmurugan, Naif Abdullah Al-Dhabi, Kathirvel Brindhadevi, Karthikeyan Perumal. Process Biochemistry, 2022, 114, 66-70.
10. Investigation of the Optical Properties of a Novel Class of Quinoline Derivatives and Their Random Laser Properties Using ZnO Nanoparticles. Abdulrahman I. Almansour, Natarajan Arumugam, Saradh Prasad, Raju Suresh Kumar, Mohamad S. Alsalhi, Manal Fahad Alkaltham and Haya bint Abdulaziz Al-Tamimi. Molecules 2022, 27, 145.
11. Ternary switchable phase transition of CaCO3 by shock waves. A. Sivakumar, P. Shailaja, M. Nandhini, S. Sahaya Jude Dhas, Raju Suresh Kumar, Abdulrahman I. Almansour, Natarajan Arumugam, Shubhadip Chakraborty, S. A. Martin Britto Dhas. Ceramics International 48 (2022) 8457–8465.
12. Influence of Limonene from Orange Peel in Poly (EthyleneOxide) PEO/I/I3 based nanocrystalline Dye-sensitized Solar Cell. Ganesan Shanmgam, Vinod Mathew, Balamurugan Selvaraj, Pushpa Malini Thanikachalam, Jaekook Kim, Maruthamuthu Pichai, Arumugam Natarajan, Abdulrahman I. Almansour. ChemistrySelect 2022, 7, e202103007.
13. Biomimetic synthesis of silver nanoparticles using Cucumis sativus var. hardwickii fruit extract and their characterizations, anticancer potential and apoptosis studies against Pa‑1 (Human ovarian teratocarcinoma) cell line via fow cytometry. Shashiraj Kariyellappa Nagaraja, Raju Suresh Kumar, Bidhayak Chakraborty, Halaswamy Hiremath, Abdulrahman I. Almansour, Karthikeyan Perumal, Pooja Vidyasagar Gunagambhire, Sreenivasa Nayaka. Applied Nanoscience. 2022, https://doi.org/10.1007/s13204-022-02386
14. High Shock Resistance of Polycrystalline Sodium Sulfate Crystals at Dynamic Shocked Conditions. Aswathappa Sivakumar, S. Sahaya Jude Dhas, Raju Suresh Kumar, Abdulrahman I. Almansour, Magesh Murugesan, and S. A. Martin Britto Dhas. Phys. Status Solidi B 2022, 2100540.
15. Assessment of sustainability on structure-optical properties of prismatic  face ADP crystal at dynamic shocked conditions. A. Sivakumar, S.Sahaya Jude Dhas, Raju Suresh Kumar, Abdulrahman I. Almansour, Natarajan Arumugam, Shubhadip Chakraborty, , S.A. Martin Britto Dhas. Physica B 634 (2022) 413793.
16. Reversible magnetic phase transitions of zirconium oxide nanoparticles induced by dynamic shock waves. A. Sivakumar,  S. Sahaya Jude Dhas, Raju Suresh Kumar, Abdulrahman I. Almansour, Natarajan Arumugam, Magesh Murugesan, S. A. Martin Britto Dhas. Applied Physics A (2022) 128:291.
17. Investigation of the one-step electrochemical deposition of graphene oxide-doped poly(3,4-ethylenedioxythiophene)–polyphenol oxidase as a dopamine sensor. P. Ramu, S. P. Vimal, P. Suresh, Anandhavelu Sanmugam, U. Saravanakumar, Raju Suresh Kumar, Abdulrahman I. Almansour, Natarajan Arumugam and Dhanasekaran Vikraman. RSC Adv., 2022, 12, 15575.
18. Switchable Phase Transition from Crystalline to Amorphous States of Cadmium Sulfate Octahydrate Single Crystals by Shock Waves. Aswathappa Sivakumar, Sathiyadhas Sahaya Jude Dhas, Kondaveeti Showrilu, Paramasiva Sivaprakash, Raju Suresh Kumar, Abdulrahman I. Almansour, Shubhadip Chakraborty, Sonachalam Arumugam, and Sathiyadhas Amalapushpam Martin Britto Dhas. Phys. Status Solidi B 2022, 2100662.
19. Bioproduction, purification and physicochemical characterization of melanin from Streptomyces sp. strain MR28. Muthuraj Rudrappa, Santosh Kumar M, Raju Suresh Kumar, Abdulrahman I. Almansour, Karthikeyan Perumal, Sreenivasa Nayaka. Microbiological Research 263 (2022) 127130.
20. Biofunctionalized silver nanoparticles synthesized from Passiflora vitifolia leaf extract and evaluation of its antimicrobial, antioxidant and anticancer activities. Dhanyakumara Shivapoojar Basavarajappa, Raju Suresh Kumar, Abdulrahman I. Almansour, Bidhayak Chakraborty, Meghashyama Prabhakara Bhat, Shashiraj Kariyellappa Nagaraja, Halaswamy Hiremath, Karthikeyan Perumal, Sreenivasa Nayaka. Biochemical Engineering Journal 187 (2022) 108517.
21. Reversible disorder-order type structural phase transition of potassium dihydrogen phosphate bulk single crystals induced by dynamic shock waves. A.Sivakumar, S. Sahaya Jude Dhas, A.Saranraj, Raman Sankar, Raju Suresh Kumar, Abdulrahman I. Almansour, Ikhyun Kim, S.A. Martin Britto Dhas. Physica B 644 (2022) 414233.
22. Switchable phase transition of crystalline to amorphous state of potassium nitrate single crystal. A Siva kumar, P. Eniya, S. Sahaya Jude Dhas, Abdulrahman I. Almansour, Raju Suresh Kumar, Natarajan Arumugam, J. Kalyana Sundar, Shubhadip Chakraborty, S.A. Martin Britto Dhas. Surfaces and Interfaces 35 (2022) 10242.
23. Switchable phase transition between crystalline and amorphous states of CuSO4·5H2O by dynamic shock waves. A. Sivakumar, S. Sahaya Jude Dhas, Abdulrahman I. Almansour, Raju Suresh Kumar, Natarajan Arumugam and S. A. Martin Britto Dhas. CrystEngComm, 2021, 23, 7044.
24. Characterization, antimicrobial activity and anticancer activity of Pyrostegia venusta leaf extract‑synthesized silver nanoparticles against COS‑7 cell line. Meghashyama P. Bhat, Raju Suresh Kumar, Abdulrahman I. Almansour, Natarajan Arumugam, Kotresha Dupadahalli, Muthuraj Rudrappa, Dhanyakumara Shivapoojar Basavarajappa, Pallavi Sathyanarayana Swamy, Karthikeyan Perumal, Sreenivasa Nayaka. Applied Nanoscience, 2022, https://doi.org/10.1007/s13204-021-02120-y
25. Bio‑inspired silver nanoparticles from Artocarpus lakoocha fruit extract and evaluation of their antibacterial activity and anticancer activity on human prostate cancer cell line. Meghashyama Prabhakara Bhat, Raju Suresh Kumar, Muthuraj Rudrappa, Dhanyakumara Shivapoojar Basavarajappa, Pallavi Sathyanarayana Swamy, Abdulrahman I. Almansour, Karthikeyan Perumal, Sreenivasa Nayaka. Applied Nanoscience, 2022, https://doi.org/10.1007/s13204-022-02381-1
26. Dynamic Shock Wave-Induced Amorphous-to-Crystalline Switchable Phase Transition of Lithium Sulfate. A. Sivakumar, S. Sahaya Jude Dhas, Shubhadip Chakraborty, Raju Suresh Kumar, Abdulrahman I. Almansour, Natarajan Arumugam, and S. A. Martin Britto Dhas. J. Phys. Chem. C 2022, 126, 3194−3201.
27. Streptomyces filamentosus strain KS17 isolated from microbiologically unexplored marine ecosystems exhibited a broad spectrum of antimicrobial activity against human pathogens. Bidhayak Chakraborty, Raju Suresh Kumar, Abdulrahman I. Almansour, Karthikeyan Perumal, Sreenivasa Nayaka, Kathirvel Brindhadevi. Process Biochemistry 117 (2022) 42–52.
28. Switchable crystal–amorphous states of NiSO4.6H2O induced by a Reddy tube A. Sivakumar, S. Sahaya Jude Dhas, J. Thirupathy, K. P. J. Reddy, Raju Suresh Kumar, Abdulrahman I. Almansour, Shubhadip Chakraborty and S. A. Martin Britto Dhas. New J. Chem., 2022, 46, 5091.
29. Discovery of spirooxindole-pyrrolidine heterocyclic hybrids with potent antifungal activity against fungal pathogens. Hannah Dowdy, Raju Suresh Kumar, Abdulrahman I. Almansour, Natarajan Arumugam, Shatha Ibrahim Alaqeel, Shankar Thangamani. Pathogens and Disease, 2022, 80, 1–6.
30. In vivo delivery of nuclear targeted drugs for lung cancer using novel synthesis and functionalization of iron oxide nanocrystals. Sreevani Vellingiri, Chandrababu Rejeeth, Nipun Babu Varukattu, Alok Sharma, Raju Suresh Kumar, Abdulrahman I. Almansour, Natarajan Arumugam, Samson Afewerki and Soundarapandian Kannan. New J. Chem., 2022, 46, 12488.
31. Microwave-Assisted Copper(II)-Catalyzed Cascade Cyclization of 2‑Propargylamino/Oxy-Arylaldehydes and O‑Phenylenediamines: Access to Densely Functionalized Benzo[f]Imidazo[1,2‑d][1,4]Oxazepines and Benzo[f]Imidazo[1,2‑d][1,4]-Diazepines. Diksha Rajput, Atul Kumar, Tanvi Jandial, Muthu Karuppasamy, Nattamai Bhuvanesh, Raju Suresh Kumar, Abdulrahman I. Almansour, and Vellaisamy Sridharan. J. Org. Chem. 2022, 87, 8956−8969.
32. A lead selective dimeric quinoline based fluorescent chemosensor and its applications in milk and honey samples, smartphone and bio-imaging. G. Prabakaran, R. Vickram, K. Velmurugan, C. Immanuel David, S. Prince Makarios Paul, Raju Suresh Kumar, Abdulrahman I. Almansour, Karthikeyan Perumal, A. Abiram c, J. Prabhu, R. Nandhakumar. Food Chemistry 395 (2022) 133617.
33. Dynamic shock wave driven simultaneous crystallographic and molecular switching between α-Fe2O3 and Fe3O4 nanoparticles – a new finding. A. Sivakumar, A. Rita, S. Sahaya Jude Dhas, K. P. J. Reddy, Raju Suresh Kumar, Abdulrahman I. Almansour, Shubhadip Chakraborty, K. Moovendaran, Jayavel Sridharg and S. A. Martin Britto Dhas. Dalton Trans., 2022,51, 9159-9166.
34. A comparative analysis of structural properties on single and poly-crystalline potassium sulfate crystals at shock wave loaded conditions. A. Sivakumar, S. Sahaya Jude Dhas, Abdulrahman I. Almansour, Raju Suresh Kumar, Natarajan Arumugam, Karthikeyan Perumal, S.A. Martin Britto Dhas. Solid State Communications 340 (2021) 114508. doi.org/10.1016/j.ssc.2021.114508
35. Dynamic Shock Wave-Induced Switchable Phase Transition of Magnesium Sulfate Heptahydrate. Aswathappa Sivakumar, Paramasivam Shailaja, S.Sahaya Jude Dhas, Paramasivam Sivaprakash, Abdulrahman I. Almansour, Raju Suresh Kumar, Natarajan Arumugam, Sonachalam Arumugam, Shubhadip Chakraborty, and S.A.Martin Britto Dhas. Cryst. Growth Des. 2021, 21, 5050−5057.
36. Raman Spectroscopic and Electrochemical Measurements of Dynamic Shocked MnFe2O4 Nano-Crystalline Materials. Journal of inorganic and organometallic polymers and materials, 2021, https://doi.org/10.1007/s10904-021-02111-0.
37. Stereoselective synthesis, structure and DFT studies on fluoro- and nitro- substituted spirooxindole-pyrrolidine heterocyclic hybrids, Journal of molecular structure 2021, 1237, 130396. DOI: 10.1016/j.molstruc.2021.130396
38. Assessment of shock wave resistance on brookite TiO2, Journal of materials science-materials in electronics 2021, DOI: 10.1007/s10854-021-06063-6
39. Assessment of Structural Stability of Dye-Doped Potassium Dihydrogen Phosphate Under Shocked Conditions, Journal of electronic materials, 2021, 50, 4215-4221. DOI: 10.1007/s11664-021-08912-w
40. Stereoselective synthesis and discovery of novel spirooxindolopyrrolidine engrafted indandione heterocyclic hybrids as antimycobacterial agents, Bioorganic chemistry, 2021, 110, 104798. DOI: 10.1016/j.bioorg.2021.104798
41. Stereo- and regioselective synthesis of novel beta-lactam tethered spiropyrrolizidine/pyrrolo-thiazole heterocyclic hybrids, Tetrahedron, 2021, 84, 132026, DOI: 10.1016/j.tet.2021.132026
42. A facile synthesis and molecular structure determination of a novel class of 1,3,4-oxadiazoles, Journal of molecular structure, 2021, 1229, 129752, DOI: 10.1016/j.molstruc.2020.129752
43. Phase Transformation of Amorphous to Crystalline of Multiwall Carbon Nanotubes by Shock Waves, Crystal growth & design, 2021, 21, 1617-1624. DOI: 10.1021/acs.cgd.0c01464
44. Biogenic synthesis, characterization and antimicrobial activity of Ixora brachypoda (DC) leaf extract mediated silver nanoparticles, Journal of king saud university science, 2021, 33, 101296. DOI: 10.1016/j.jksus.2020.101296
45. Synthesis, X-ray structural determination and biological evaluation of novel ferrocene grafted spiroquinoxalinopyrrolidine, Journal of molecular structure, 2021, 1226, 129348. DOI: 10.1016/j.molstruc.2020.129348
46. Design, stereoselective synthesis, computational studies and cholinesterase inhibitory activity of novel spiropyrrolidinoquinoxaline tethered indole hybrid heterocycle, Journal of molecular structure, 2021, 1225, 129165. DOI: 10.1016/j.molstruc.2020.129165
47. A stereo, regioselective synthesis and discovery of antimycobaterium tuberculosis activity of novel beta-lactam grafted spirooxindolopyrrolidine hybrid heterocycles, Arabian journal of chemistry, 2021, 14, 102938. DOI: 10.1016/j.arabjc.2020.10293
48. Spectroscopic Assessment of Shock Wave Resistance on ZnO Nanorods for Aerospace Applications, Journal of inorganic and organometallic polymers and materials, 2021, 31, 2553-2559. DOI: 10.1007/s10904-020-01848-4
49. Diastereoselective synthesis and anticancer potential of a small library of cage-like heterocyclic hybrids, Journal of King Saud University Science, 2021, 33, 101238. DOI: 10.1016/j.jksus.2020.101238
50. Cholinesterase inhibitory activity of highly functionalized fluorinated spiropyrrolidine heterocyclic hybrids, Saudi journal of biological sciences, 2021, 28, 754-761. DOI: 10.1016/j.sjbs.2020.11.005
51. Assessment of crystallographic and magnetic phase stabilities of cubic copper ferrite at shocked conditions, Journal of Materials Science: Materials in Electronics 2021, 32, 12732–12742. doi.org/10.1007/s10854-021-05910-w
52. Sivakumar Sathiyamoorthi, Abdulrahman I Almansour, Raju Suresh Kumar, Natarajan Arumugam, Raju Ranjith Kumar. Synthetic Communications, 2021, 51, 234-244. DOI: 10.1080/00397911.2020.1821226
53. Ionic liquid mediated synthesis and in vitro mechanistic exploration of polycyclic cage‐like heterocyclic hybrid, Journal of heterocyclic chemistry, 2021, 58, 580-588. DOI: 10.1002/jhet.4197
54. The switchable phase transition of sodium sulfate crystals activated by shock waves. A. Sivakumar, S. Sahaya Jude Dhas, P. Sivaprakash, Abdulrahman I. Almansour, Raju Suresh Kumar, Natarajan Arumugam, S. Arumugam and S. A. Martin Britto Dhas. New J. Chem., 2021, 45, 16529.
55. Synthesis of Fused Quinoline Derivatives from Easily Accessible N-(2-aminobenzylidene)-4-methylanilines under Catalyst-Free Conditions in Water. Thavaraj Vivekanand, Atul Kumar, J. Carlos Menéndez, Raju Suresh Kumar, Abdulrahman I. Almansour, Natarajan Arumugam and Vellaisamy Sridharan. ChemistrySelect 2021, 6, 10436– 10439.
56. Shock waves induced enhancement of electrochemical properties of CoFe2O4 nanoparticles for energy storage applications. A. Sivakumar, S. Sahaya Jude Dhas, Abdulrahman I. Almansour, Raju Suresh Kumar, Natarajan Arumugam, S. Prabhu, Kundan Sivashanmugan, R. Ramesh, S.A. Martin Britto Dhas. Surfaces and Interfaces 27 (2021) 101539.
57. Evaluation of antioxidant, antimicrobial and antiproliferative activity of silver nanoparticles derived from Galphimia glauca leaf extract. Bidhayak Chakraborty, Raju Suresh Kumar, Abdulrahman I. Almansour, D. Kotresha, Muthuraj Rudrappa, Pallavi S.S., Halaswamy Hiremath, Karthikeyan Perumal, Sreenivasa Nayaka. Journal of King Saud University – Science 33 (2021) 101660.
58. Graphene oxide–rhodamine nanocomposite for picomolar detection of chromium(III) by fluorimetry and its biofilm inhibition. Krishnasamy Velmurugan, Nanjan Bhuvanesh, Arul Felix Prakash, Velusamy Maheskumar, Bhojan Vidhya, Sevanan Murugan, Raju Suresh Kumar, Abdulrahman I. Almansour, Karthikeyan Perumal, Raju Nandhakumar. Microchimica Acta (2021) 188: 414.
59. Assessment of shock resistance of barium ferrite at dynamic shocked conditions. A. Sivakumar, V. Mowlika, S. Sahaya Jude Dhas, Abdulrahman I. Almansour, Raju Suresh Kumar, Natarajan Arumugam, R. Robert, Shubhadip Chakraborty, and S. A. Martin Britto Dhas. J Mater Sci: Mater Electron (2021) 32: 22429–22439.
60. Dynamic Shock Wave-Induced Switchable Phase Transition of Magnesium Sulfate Heptahydrate. Aswathappa Sivakumar, Paramasivam Shailaja, S. Sahaya Jude Dhas, Paramasivam Sivaprakash, Abdulrahman I. Almansour, Raju Suresh Kumar, Natarajan Arumugam, Sonachalam Arumugam, Shubhadip Chakraborty, and S.A.Martin Britto Dhas. Cryst. Growth Des. 2021, 21, 5050−5057.
61. Purification of Colon Carcinoma Cells from Primary Colon Tumor Using a Filtration Method via Porous Polymeric Filters. Jia-HuaWang, Lee-Kiat Ban, Henry Hsin-Chung Lee, Yen-Hung Chen, Hui-Yu Lin, Zhe-Wei Zhu, Her-Young Su, Akihiro Umezawa, Abdulrahman I. Almansour, Natarajan Arumugam, Raju Suresh Kumar, Gwo-Jang Wu and Akon Higuchi. Polymers 2021, 13, 3411.
62. Sustainability of the crystallographic phase stability of the barium carbonate nanoparticles at dynamic shocked conditions. A. Sivakumar, S. Sahaya Jude Dhas, Abdulrahman I. Almansour, Raju Suresh Kumar, Natarajan Arumugam, Karthikeyan Perumal, S. A. Martin Britto Dhas. Applied Physics A (2021) 127:901.
63. Shock Wave Induced Crystallographic Structural Phase Transitions (Tri-states) of L‑Threonine Crystal. A. Sivakumar, A. Saranraj, S. Sahaya Jude Dhas, Abdulrahman I. Almansour, Raju Suresh Kumar, Natarajan Arumugam, Karthikeyan Perumal, and S. A. Martin Britto Dhas. J. Phys. Chem. C 2021, 125, 25217−25226.
64.  Switchable phase transition between crystalline and amorphous states of CuSO4·5H2O by dynamic shock waves. A. Sivakumar, S. Sahaya Jude Dhas, Abdulrahman I. Almansour, Raju Suresh Kumar, Natarajan Arumugam and S. A. Martin Britto Dhas. CrystEngComm, 2021, 23, 7044.
65. Antimicrobial activities of novel class of dispirooxindolopyrrolidinegrafted indanedione hybrid heterocycles against carbapenemaseproducing Klebsiella pneumoniae (CKP). Shatha Ibrahim Alaqeel, Abdulrahman I. Almansour, Natarajan Arumugam, Raju Suresh Kumar, Karuppiah Ponmurugan, Naif Abdullah Al-Dhabi. Journal of Infection and Public Health 14 (2021) 1870–1874.
66. Antimicrobial activities of spirooxindolopyrrolidine tethereddicarbonitrile heterocycles against multidrug resistantnosocomial pathogens. Natarajan Arumugam, Abdulrahman I. Almansour, Raju Suresh Kumar. Journal of Infection and Public Health 14 (2021) 1810–1814.