Annexes

National research activity

1. Research contract no. 71-135/2007, (PN II – PC) beneficiary: Ministry of Education and Research; coordinator: ISIM. – Timisoara; partner: University of Craiova, Faculty of Engineering and Management of Technological Systems from Drobeta Turnu Severin ; partnership coordinator : prof. Mihail Mangra;  title: Systems of microjunction for  elements of circuit and package of microsensors and actuator;  acronym: MICROWELD ; funding course: 2007-2010. (www.mindeon.com/microweld)

2. Research grant EXCELENCE RESEARCH (CEEX) no. 85/2006, beneficiary : Ministry of Education and Research  ; coordinator :  University of Craiova, Faculty of Engineering and Management of Technological Systems from Drobeta Turnu Severin ; coordinator : prof. Mihail Mangra; title : Knowledge development on the elaboration and micro processing of the nanostructured materials for MEMS components by powder metallurgy technology; acronym : PRONANOMAT; funding course: 2006-2008; (www.imst.ro).    

3 Research grant EXCELENCE RESEARCH (CEEX) no. 266/2006, beneficiary :  Ministry of Education and Research ; coordinator : Institute of Welding and Materials Testing, ISIM, Timisoara, Romania; partner: University of Craiova, Faculty of Engineering and Management of Technological Systems, Drobeta Turnu Severin ; partnership coordinator: prof. Mihail  Mangra; title : Multifunctional microlayers for Ti-alloys covering by advanced technologies; acronym : MICROFUNCTIA ; funding course : 2006-2008; (www.isim.ro)

4.     Research grant EXCELENCE RESEARCH (CEEX), beneficiary: Ministry of Education and Research; coordinator: ISIM. – Timisoara; partner: University of Craiova, Faculty of Engineering and Management of Technological Systems from Drobeta Turnu Severin ; partnership coordinator : prof. Mihail Mangra;  title: Virtual center for integrated technologies with applications of the electrical sounds energy in advanced materials engineering acronym: ULTRATECH.

5.    Research contract no. 24/S/16.01.2006, beneficiary Ministry of Economy and Trade, RAAN: project-coordinator: lecturer Patrascoiu Constantin; title: Mathematical and numerical models for studying the destructions produced in different materials because of their impact with liquid or solid particles, the vortexes, and the cavitations and their impact on the environment ; 2005-2006.

 Publications

Lucrari stiintifice

• Luminiţa Grecu: ”The Influence of different Sources of Errors when Applying BEM to the Compressible Fluid  Flow around Obstacles”, Recent Advances in Mathematical and Computational Methods in Science and Engineering, Proceedings of MACMESE'08, pag. 368-373.
• Mihai Demian, Gabriela Demian and Luminiţa Grecu: ”Investigation with Ultrasonic Waves to Determine Metallic Materials Properties”, International Conference on Materials Science, Bucharest, November 7-9, 2008.
• Grecu Luminita: ”Error Analysis when Boundary Element Method is Used to Solve the Problem of the Compressible Fluid Flow Around Obstacles”, The Conference on Applied and Industrial Mathematics, CAIM 2008, Oradea, October 9-12, 2008
• Grecu,Luminita; Demian Gabriela, Demian Mihai, ”A Mathematical Approach of the Temperature Field in Case of Electron Beam Welding”, The 19th INTERNATIONAL DAAAM SYMPOSIUM 2008, 22-25th October 2008.
• M Demian; L Grecu; G. Demian: Modelarea procesului termic la sudarea cu fascicule concentrate de energie a otelurilor aliate, rezistente la uzura, Conferinta ASR Sudura 2008 „Noutăţi în domeniul materialelor, echipamentelor şi proceselor de sudare”, 17-19 septembrie 2008, Buzău.
• L. Grecu, G. Demian, M. Demian, S. Savu, “ Studiul energetic şi evaluarea câmpului termic la suprafaţa suportului din aliaj de titan la încărcarea cu fascicul de electroni” Simpozionul: Ingineria suprafeţelor, 4 septembrie 2008, ISIM, Timişoara.
• Luminita Grecu, Gabriela Demian, Mihai Demian, ”Modelarea proceselor termice la sudarea cu fascicul de electroni a oţelurilor aliate”, Proceedings of International Conference: Innovative Technologies for Joining Advanced Materials; Conference organised with the support of National Authority for Scientific Resarch, 12-13 iunie. 2008, Timişoara, România, pag 190-196.
• Luminita Grecu, ”An indirect boundary element method with vortex distribution and linear boundary elements for the compressible fluid flow around obstacles”, Advances in Applied Mathematics, Systems, Communications and Computers, pag 50-55, North Atlantic University Union Conference, Marathon Beach, Attica, Greece, June 1-3, 2008.
• Luminita Grecu, Gabriela Demian, Mihai Demian, ”Different Kinds of Boundary Elements for Solving the Problem of the Compressible Fluid Flow around Bodies-a Comparison Study”, Proceedings of The 2008 International Conference of Applied and Engineering Mathematics, pag.972-977
• G. Demian, M. Demian, L. Grecu, V. Grecu: Tribological testing on the steel hardening with laser; International Symposium Friction, Wear and Wear Protection; Aachen, 9-11 Apr 2008.
• Luminiţa Grecu, "Using short stubs for matching the impedance of a network to the impedance of a transmission line-analytical solution and computer code", Recent journal, vol.8(2007), No.3b(21b), pag.492-497.
• Luminiţa Grecu, "A Direct Boundary Element Approach with Linear Boundary Elements for the Compressible Fluid Flow around Obstacles”, The XVth Conference on Applied and Industrial Mathematics CAIM 2007.
• Luminiţa Grecu,  Petrila Titus, "A Complex Variable Boundary Element Method for the Problem of the Free-surface Heavy Inviscid flow over an obstacle", General Mathematics nr 2 /2008, pag 3-17.
• Luminiţa Grecu, "A Boundary Element Approach for the Compressible flow Around Obstacles", Acta Universitatis Apulensis, Mathematics-Informatics, No 15/2008, pag 195-213.
• Luminiţa Grecu, „A Complex Variable Boundary Element Method for the Flow around Objects, International Conference" Trends and Challenges in Applied Mathematics", 20-23 June 2007, Bucharest.
• Gabriela Demian, Lucia Cazacu, Mihai Demian, Luminiţa Grecu, „Laser remelting densification of composite layers with hard carbides and matrix nickel”, Scientific Bulletin of the "Politehnica"  University of Timişoara Transactions on Mechanics, Tom 52 (66), Fasc.2.2007 (ISSN 1224-6077), pag 29-32.
• Luminita Grecu, Valentin Grecu, Gabriela Demian, Mihai Demian, „A Mathematical Study for Choosing the Best Material when Many Criteria of Different Importance are Involved”, Scientific Bulletin of the "Politehnica"  University of Timişoara Transactions on Mechanics,  X^th Edition Timisoara Academic Days International Symposium Engineering Materials-New Horizons and Processing Techniques, Timişoara , Romania, 24-25 May, 2007,Tom 52 (66), Fasc.2.2007 (ISSN 1224-6077), pag 87-92.
• Mihai Demian, Gabriela Demian, Luminita Grecu, Valentin Grecu, „Method to Determine the Reliability for Thermoelectric Power Station”, MicroCAD 2007 International Scientific conference 22-27 March 2007, Section E: Fluid and Heat Engineering, pag 35-40.
• Luminita Grecu, Valentin Grecu, Gabriela Demian, Mihai Demian, „Mathematical Models and Computer Codes for Choosing the Best Material Making a Multicriteria Decision”, MicroCAD 2007 International Scientific conference 22-27 March 2007, Section D, pag 153-159
• Grecu Luminiţa, „Aspects about the evaluation of the singularities when applying the boundary element method to solve problems of fluid flow around bodies”, The 31-st  National Conference "Caius Iacob" of Fluid Mechanics, Mathematical Modelling, Nonlinear Dynamical Systems and Technical Applications, Braşov, 19-21 Octombrie 2006, Bulletin of the Transilvania University of Brasov, series B, Tom 13(48), 2006 pag 159-169.
• Grecu Luminiţa, „The Collocation Method for evaluating the fluid action over an obstacle for the Stokes flow””, Lucrările Ştiinţifice ale Simpozionului Internaţional Multidisciplinar (International Multidisciplinary Symposium) „Universitaria Simpro 2006”, Petroşani, 13-14 Octombrie 2006, seria Matematică-Informatică şi Fizică, pg. 11-14, Ed. Universitas, Petroşani, ISSN 1842-4449.
• Grecu Luminiţa, Titus Petrila, „A numerical approach of the free-surface heavy inviscid flow past a body”, Communications of The XIVth Conference on Applied and Industrial Mathematics, Satellite Conference of ICM 2006 (International Congress of Mathematicians Madrid 2006), Chisinau, Republic of Moldova, 17-19 August 2006.
• Grecu Luminiţa, „Linear boundary elements for evaluating the fluid action over the obstacle for the Stokes flow”, Proceedings of the microCAD 2006 International Scientific Conference, Section G: Mathematics and Computer Science, pg 37-42, Miskolc 16-17 March 2006. 
• Grecu Luminiţa, „A Solution of the Boundary Integral Equation of the 2D Fluid Flow around Bodies using Quadratic Isoparametric Boundary Elements”, The 13th Conference on Applied and Industrial Mathematics, Piteşti, 14-16 October, 2005, published in ROMAI Journal, vol 2, nr.2, 2006, pag 81-88.
• Grecu Luminiţa, „The Truncation Method for Treating the singularities when solving the singular boundary integral equation of the infinite span airfoil”, Lucrările Ştiinţifice ale Simpozionului Multidisciplinar Internaţional (International Multidisciplinary Symposium) „Universitaria Simpro 2005”, Petroşani, 14-15 October 2005, seria Matematică-Informatică şi Fizică, pg. 23-26, Ed. Universitas, Petroşani, ISBN 973-8260-91-4.
• Grecu Luminiţa, „The boundary element method with linear boundary elements for the Stokes flow”, The International Conference ICTAMI 2005, Alba-Iulia, 15-18 September 2005, published in ACTA UNIVERSITATIS APULENSIS, Mathematics-Informatics no 11/2006 pag 139-148,
• Grecu Luminiţa, „ Treating the singularities that appear when applying the boundary element method for solving the bi dmensional fluid flow around bodies”, A XIX Sesiune de Comunicări Ştiinţifice cu participare internaţională „NAV.Mar.Edu 2005”, Constanţa 2 - 4 iunie 2005.
• Grecu Luminiţa, „ A boundary element approach for evaluating the fluid action over the obstacle for the Stokes flow”, Proceedings of the microCAD 2005 International Scientific Conference, Section G, pg 69-72, Miskolc 10-11 March 2005. 
• Grecu Luminiţa, „A new boundary  element approach for the Stokes flow”, Proceedings of the microCAD2005 International Scientific Conference, Section G, pg 63-68, Miskolc 10-11March 2005
• Grecu Luminiţa, „The Subsonic Compressible Fluid Flow around Jukovsky Profiles”, Review of Industrial Engineering, No.1, Vol.1, 2005, pg 35-40.
• Grecu Luminiţa, „A Solution of the Boundary Integral Equation of the Three –Dimensional Airfoil in Subsonic Flow using Linear Boundary Elements”, The 12th Conference on Applied and Industrial Mathematics, Piteşti, 15-17 October, 2004, ROMAI JOURNAL,  Vol 1, Nr. 2,  2005, pg. 101-107.
• Grecu Luminiţa, „Influenţa compresibilităţii în mişcarea  subsonică a fluidelor ideale în jurul corpurilor portante”, A VIII-A Conferinţă Anuală A Societăţii de Ştiinţe Matematice din România, Ploieşti, 20-23 mai 2004.
• Grecu Luminita, „A Solution of the Boundary Integral Equation of the Theory of the Infinite Span Airfoil in Subsonic Flow with Linear Boundary Elements”, Analele Universităţii Bucureşti, Matematică, Anul LII, Nr. 2(2003), pp. 181-188,
• Bala Dumitru, Grecu Luminita, „Sisteme autoadjuncte”, Simpozionul National „Zilele Universitatii Georghe Anghel”, 23-25 aprilie 2004, Dr. TR. Severin, pag. 120-123.
• Grecu Luminita, „Despre obtinerea formularilor integrale pe frontiera”, Simpozionul National „Zilele Universitatii Georghe Anghel”, 23-25 aprilie 2004, Dr. TR. Severin, pag. 128-132.
• Grecu Luminita, Bala Dumitru „Exploatarea simetriilor in aplicarea metodei elementelor de frontiera la rezolvarea problemelor bidimensionale”, Simpozionul National „Zilele Universitatii Georghe Anghel”, 23-25 aprilie 2004, Dr. TR. Severin, pag. 133-136.
• Grecu Luminita, „Asupra inegalitatii mediilor”, Revista de Matematica Mehedinţeană (R.M.M), Nr. 1/2003, pag 19-21.
• Grecu Luminita, „Ridicarea la putere a unor matrici diagonalizabile”, Revista de Matematica Mehedinteana (R.M.M), Nr. 1/2003 , pag 10-14.
• Grecu Luminita, „Aspecte legate de calculul numeric al integralelor improprii”, Simpozionul National „Zilele Universitatii Georghe Anghel”, 16-17 mai 2003, Dr. TR. Severin, pag. 166-170.
• Grecu Luminita, Patrascoiu Constantin, „Evaluarea unor integrale singulare ce apar în aplicarea metodei elementelor de frontiera”, A 7-a Conferinta Anuala a  S.S.M.R., Bistrita- Nasaud, 22-24 mai 2003.
• Patrascoiu Constantin, Grecu Luminita, „Automorfisme ale unui fibrat de obiecte geometrice”, A 7-a Conferinta Anuala a  S.S.M.R., Bistrita- Nasaud,  22-24 mai 2003.
• Grecu Luminita, „Utilizarea funcţiilor analitice în rezolvarea ecuatiilor integrale”, Analele Universitatii din Craiova, Nr. 1/1999, pag. 4 – 9.
• Grecu Luminita, „Metode de obtinere a ecuatiilor cu elemente finite în mecanica fluidelor”, Simpozionul Naţional „Zilele Universitare Severinene”, 1995
• Grecu Luminita, „Asupra unor metode de rezolvare a ecuatiei integro-diferentiale a lui Prandtl”, Simpozionul Naţional „Zilele Universitare Severinene”, 1994

 

Books

• L. Grecu:  “Mathematic Analysis for Engineers”, Editura Universitaria, Craiova, 2008
• I. Vladimirescu, L. Grecu:  “Mathematic Analysis, Linear Algebra and Analytical and Differential Geometry”, Editura Universitaria, Craiova, 2007
• Grecu Luminita,  „Solved Problems of mathematical analysis”, Editura TipoRadical, Dr. Tr. Severin, 2006.
• Grecu Luminita,  Ionescu Adela, „Chapters of Algebra”, Editura Universitaria, Craiova, 2005.
• Adela Ionescu, Mihai Costescu, Luminita Grecu, Elements of numerical calculus. Computational Models” , Editura Universitaria, Craiova, 2005.
• Patrascoiu Constantin, Grecu Luminita,  Ilare Bordeasu, „Mathematics applied in Techniques ”, Editura Politehnica, Timisoara, 2003.
• Vasile Tomita, Stuparu Dragos, Grecu Luminita, „Superior Mathematics”, Editura Scrisul Romanesc, Craiova, 1997.
• Vasile Tomita, Stuparu Dragos, Grecu Luminita, „Mathematics” , Editura Hermes, Dr. Tr. Severin, 1996.

 

Society memberships, honor and awards, other professional activities

  

-         2004: member of the Romanian Society of Applied and Industrial Mathematics (ROMAI);

-         2002: member of the Romanian Society of Mathematical Sciences (SSMR);

        -          Numerous awards and mentions at the National Olympiads of Mathematics and National Mathematical Competitions during the gymnasium and high-school period, 1982-1988;

       -         Teacher of mathematics at “Gh. Titeica- College”, Drobeta Turnu Severin, 1993-1996.