Adina Negrea, MihaelaCiopec, LaviniaLupa, CorneliuMirceaDavidescu, Adriana Popa, Gheorghe Ilia, PetruNegrea, Removal of As(V) by Fe(III) loaded XAD7 impregnated resin containing di(2-ethylhexyl) phosphoric acid DEHPA): Equilibrium, Kinetic, and Thermodinamic modeling studies, Journal of Chemical and Engineering Data,  2011, 565, p. 3830-3838, ISSN: 0021-9568, dx.doi.org/10.1021/je200476u (factor de impact: 1.693);

MihaelaCiopec, CorneliuMirceaDavidescu, Adina Negrea, Ion Grozav, LaviniaLupa, PetruNegrea, Adriana Popa, Adsorption Studies of Cr(III) ions from aqueous solution by DEHPA impregnated onto Amberlite XAD-7 Factorial design analysis, Chemical Engineering Research and Design, 2012, 90(10), p. 1660-1670, ISSN: 0263-8762,doi:10.1016/j.cherd.2012.01.016
     (factor de impact: 1.927)
LaviniaLupa, Adina Negrea, MihaelaCiopec, PetruNegrea, Cs+ removal from aqueous     
solutions through adsorption onto florisil impregnated with trihexyl (tetradecyl) phosphonium chloride, Molecules, 2013, 18, p. 12845-12856, 2013, ISSN:1420-3049,doi:10.3390/molecules181012845 (factor de impact: 2.095);
 CorneliuMirceaDavidescu, MihaelaCiopec, Adina Negrea, Adriana Popa, LaviniaLupa, Ecaterina-StelaDrǎgan, RaduArdelean, Gheorghe Ilia, Synthesis, characterization and Ni(II) Ion separation proprerties of poly(styrene-co-divinylbenzene)-supported aminophosphonic acids,  Polymer Bulletin,

MihaelaCiopec, CorneliuMirceaDavidescu, Adina Negrea, LaviniaLupa, Adriana Popa, Cornelia Muntean, RaduArdelean, Gheorghe Ilia, Synthesis, characterization and adsorption behavior of aminophosphonic grafted on poly(styrene-co-divinylbenzene) for  divalent metal ions in aqueous solutions, Polymer Engineering and Science, 2013, 53(5), 2013, p1118-1124, Print ISSN: 0032-3888, Online ISSN: 1548-2634, DOI 10.1002/pen.23365 (factor de impact: 1.441);

MihaelaCiopec, Adina Negrea, LaviniaLupa, CorneliuMirceaDavidescu, PetruNegrea, Studies regarding As(V) adsorption from underground watere by Fe-XAD8-DEHPA impregnated resin. Equilibrium sorption and fixed-bed column tests, Molecules, 2014, 19, p. 16082-16101, ISSN: 1420-3049, doi: 10.3390/m0lecules 191016082 (factor de impact: 2.095);

Adina Negrea, Adriana Popa, MihaelaCiopec, LaviniaLupa, PetruNegrea, CorneliuMirceaDavidescu, MarilenaMotoc, VasileMînzatu, Phosphonium grafted styrene-divinylbenzene resins impregnated with iron(III) and crown ethers for arsenic removal, Pure and Applied Chemistry, 86(11), 1729-1740, 2014, ISSN: 0033-4545 şi 1365-3075, DOI 10.1515/pac-2014-0806 (factor de impact: 3.112);

Adriana Popa, MihaelaCiopec, Adina Negrea, LaviniaLupa, PetruNegrea, CorneliuMirceaDavidescu, Gheorghe Ilia, NarcisDuteanu, Use of styrene-divinylbenzene grafted with aminoethylaminomehtyl groups and various ion liquids in the removal process of thalium and strontium, Pure and Applied Chemistry, 2014, 86(11), p. 1741-1753, ISSN: 0033-4545 şi1365-3075, DOI 10.1515/pac-2014-0702 (factor de impact: 3.112);

Adina Negrea, IoanLazau, LaviniaLupa, RaduLazau, MihaelaCiopec, Nr. a2011 00487/20.05.2011, OSIM - patent Romania: RO 127098-A0; RO 127098-A3 ,
Titlul: Procedeu de îndepǎrtare a arsenului  din ape  ş iimobilizare a deşeului rezultat în matrici vitroase.

Marius Gheju, Rodica Pode, Ionel Balcu, Laura Cocheci, Mihaela Ciopec, BREVET DE INVENTIE-Nr. a2011 00437/06.05.2011, OSIM, Titlu: Procedeu si instalatie de indepartare a cromului din apele reziduale cu continut de crom hexavalent, RO127099-A0; RO127099-A3