Browsing by Author "Ungureanu, Elena"

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  • Eperjessy, Diana-Beatrice; Trofin, Alina-Elena; Ungureanu, Elena; Trincă, Lucia-Carmen; Sandu, Tatiana (“Ion Ionescu de la Brad” University of Agricultural Sciences and Veterinary Medicine, Iași, 2019)
    The infant formula means a breast milk substitute specifically made to meet the nutritional requirements of infants during the first few months of life until appropriate complementary feed is introduced. ...
  • Sandu, Tatiana; Trofin, Alina-Elena; Pantazi, Viorica; Ungureanu, Elena (“Ion Ionescu de la Brad” University of Agricultural Sciences and Veterinary Medicine, Iași, 2015)
    The current area of Iasi is approx. 3.770 ha of which the green system occupies approx. 826.80 ha (both green spaces within city limits and outside the city) and only 362.60 ha represent unlimited access green spaces ...
  • Brezuleanu, Carmen-Olguța; Brezuleanu, Mădălina-Maria; Mihalache, Roxana; Susanu, Irina; Creangă, Diana-Elena; Ungureanu, Elena (Iasi University of Life Sciences (IULS), Iași, 2024-03-04)
    Rural development is the second pillar of the Common Agricultural Policy of the European Union (EU), with the role of helping the rural areas of the EU and implicitly Romania to address the economic, environmental, ...
  • Fortună, Maria-Emiliana; Ungureanu, Elena; Jităreanu, Carmenica-Doina (MDPI, 2021-06-16)
    In the present work, precipitated calcium carbonate (PCC) and carboxymethyl chitosan (CMC) were prepared to obtain new hybrid materials used in papermaking. In the first step, oc‐ curred the precipitation of CaCO3 in ...
  • Mikhailidi, Aleksandra; Volf, Irina; Belosinschi, Dan; Tofanică, Bogdan-Marian; Ungureanu, Elena (MDPI, 2023-05-08)
    Metallogels are a class of materials produced by the complexation of polymer gels with metal ions that can form coordination bonds with the functional groups of the gel. Hydrogels with metal phases attract special attention ...
  • Mikhailidi, Aleksandra; Volf, Irina; Belosinschi, Dan; Tofanică, Bogdan-Marian; Ungureanu, Elena (MDPI, 2023-08-07)
    Metallogels represent a class of composite materials in which a metal can be a part of the gel network as a coordinated ion, act as a cross-linker, or be incorporated as metal nanoparticles in the gel matrix. Cellulose is ...
  • Ungureanu, Elena; Jităreanu, Carmenica-Doina; Trofin, Alina-Elena; Sandu, Tatiana; Popa, V.I. (“Ion Ionescu de la Brad” University of Agricultural Sciences and Veterinary Medicine, Iași, 2015)
    Lignin derivative (the commercial product - Protobind 1000) offered by the Granit Recherche Developement S.A. company, Lausanne-Schwitzerland was synthesized from annual plants. The present study’s aim was to modify commercial ...
  • Ungureanu, Elena; Ariton, Adina-Mirela; Trofin, Alina-Elena; Jităreanu, Carmenica-Doina; Ungureanu, O.C.; Popa, V.I. (“Ion Ionescu de la Brad” University of Agricultural Sciences and Veterinary Medicine, Iași, 2018)
    Lignin derivative (the commercial product -Protobind 3000) offered by the Granit Recherche Developement S.A. company, Lausanne-Schwitzerlandwas synthesized from annual plants. The present study’s aim was tomodify ...
  • Ungureanu, Elena; Fortună, Maria-Emiliana; Țopa, Denis-Constantin; Brezuleanu, Carmen-Olguța; Ungureanu, Vlad; Chiruță, Ciprian; Rotaru, Răzvan; Tofanică, Bogdan-Marian; Popa, Valentin; Jităreanu, Carmenica-Doina (MDPI, 2023-09-17)
    Given the predominantly negative impact of heavy metals on living organisms, the present study proposed to evaluate the adsorption performances under static conditions of Cd (II) from aqueous solutions on unmodified Sarkanda ...
  • Trofin, Alina-Elena; Ungureanu, Elena; Motrescu, Iuliana; Trincă, Lucia-Carmen; Țopa, Denis-Constantin; Eperjessy, Diana-Beatrice (Iasi University of Life Sciences (IULS), Iași, 2023-10-04)
    The retention of nitrite ions in solutions of different concentrations by three cornhusks-based powders was analyzed. Natural cornhusk powder (NCHP), as waste obtained from local market, the alkalized cornhusk powder ...
  • Trofin, Alina-Elena; Ungureanu, Elena; Trincă, Lucia-Carmen; Sandu, Tatiana; Iacob, Cătălina-Ioana (“Ion Ionescu de la Brad” University of Agricultural Sciences and Veterinary Medicine, Iași, 2015)
    Large amounts of waste wood obtained from logging and wood processing have found various uses in the furniture industry, agriculture, entering into various compost recipes with applications in restoring soil's fertility ...
  • Ungureanu, Elena; Fortună, Maria-Emiliana; Țopa, Denis-Constantin; Lobiuc, Andrei; Ungureanu, Ovidiu; Jităreanu, Carmenica-Doina (MDPI, 2023-02-25)
    In the present work, the possibility of increasing the calcium carbonate (CaCO3) content in sheets of paper to optimize their properties was investigated. A new class of polymeric additives for papermaking is proposed as ...
  • Fortună, Maria-Emiliana; Ungureanu, Elena; Jităreanu, Carmenica-Doina; Țopa, Denis-Constantin; Harabagiu, Valeria (MDPI, 2022-07-13)
    Polymers are of great interest in areas such as agriculture, medicine and pharmacy, the food and cosmetic industries, and the chemical and construction industries. However, many polymers are nonbiodegradable and are not ...
  • Fortună, Maria-Emiliana; Ungureanu, Elena; Jităreanu, Carmenica-Doina; Țopa, Denis-Constantin; Harabagiu, Valeria (MDPI, 2022-07-13)
    Polymers are of great interest in areas such as agriculture, medicine and pharmacy, the food and cosmetic industries, and the chemical and construction industries. However, many polymers are nonbiodegradable and are not ...
  • Ariton, Adina-Mirela; Neculai Văleanu, Andra-Sabina; Poroșnicu, Ioana; Ungureanu, Elena; Trincă, Lucia-Carmen (“Ion Ionescu de la Brad” University of Life Sciences, Iaşi, 2021)
    The purpose of this study was to evaluate the effectiveness of screening methods applied in the analysis of plant products (cereal seeds, feed, hay, etc.) used in agriculture and animal husbandry. Their screening can be ...
  • Gîlcă, Valerica; Gîlcă, Ioan; Simeanu, Daniel; Simeanu, Cristina; Ungureanu, Elena; Radu Rusu, Răzvan-Mihail (“Ion Ionescu de la Brad” University of Agricultural Sciences and Veterinary Medicine, Iaşi, 2020)
    In 2018, a series of researches were carried out regarding the main water quality indicators in the Prut river, Iasi county, Sculeni area. Following the taking and carrying out of physico-chemical analyzes on the collected ...
  • Ungureanu, Elena; Ungureanu, O.C.; Trofin, Alina-Elena; Ariton, Adina-Mirela; Jităreanu, Carmenica-Doina; Popa, V.I. (“Ion Ionescu de la Brad” University of Agricultural Sciences and Veterinary Medicine, Iași, 2020)
    Lignin derivative (the commercial product -Protobind 1000) offered by the Granit Recherche Developement S.A. company, Lausanne-Schwitzerlandwas synthesized from annual plants. The ligninstands out by a very large range ...
  • Ungureanu, Elena; Ungureanu, O.C.; Trofin, Alina-Elena; Ariton, Adina-Mirela; Jităreanu, Carmenica-Doina; Popa, V.I. (“Ion Ionescu de la Brad” University of Agricultural Sciences and Veterinary Medicine, Iași, 2020)
    Lignin derivative (the commercial product - Protobind 1000) offered by the Granit Recherche Developement S.A. company, Lausanne-Schwitzerland was synthesized from annual plants. The lignin stands out by a very large ...
  • Ungureanu, Elena; Ungureanu, O.C.; Trofin, Alina-Elena; Ariton, Adina-Mirela; Jităreanu, Carmenica-Doina; Popa, V.I. (“Ion Ionescu de la Brad” University of Agricultural Sciences and Veterinary Medicine, Iași, 2019)
    The lignin stands out by a very large range of applications in extremely various domains. The adsorption-desorption capacity, ion exchange capacity and its catalytic properties are just a few specific ...
  • Ariton, Adina-Mirela; Chelmu, Sorin-Sergiu; Neculai–Văleanu, Andra-Sabina; Postolache, Alina-Narcisa; Ungureanu, Elena; Creangă, Șteofil (University of Bucharest, 2020)
    Mycotoxins are secondary toxic metabolites produced by some filamentous fungi. In spite of great efforts to prevent it, contamination of animal feed with mycotoxins still occurs very frequently, causing serious diseases ...