Articole ştiinţifice: Recent submissions

  • Novel Zinc Oxide Nanostructured thin Films for Volatile Organic Compaunds Gas Sensors 
    SHISHIYANU, T.; SHISHIYANU, S.; LUPAN, O.; SONTEA, V.; BRAGORENCO, A. (IEEE, 2006)
    Novel zinc oxide nanostructured thin films have been obtained by chemical deposition technique and rapid photothermal processing (RPP). ZnO nanostructures were studied for the development of volatile organic compounds (VOC) ...
  • Rapid hydrothermal synthesis of zinc oxide nanorods on single crystal sapphire substrate 
    LUPAN, O.; CHOW, L.; RUDZEVICH, Y.; LIN, Y.; PARK, S.; SCHULTE, A.; MONAICO, E.; GHIMPU, L.; SONTEA, V.; TROFIM, V.; RAILEAN, S.; CRETU, V.; POCAZNOI, I. (IEEE, 2011)
    For development of ZnO nanorods-based heterostructures an environmentally benign synthesis process and fabrication route are required. Zinc oxide nanorod arrays have been grown on (0001) sapphire substrates by a rapid ...
  • High Education in Biomedical Engineering in Republic of Moldova 
    SONTEA, V.; RAILEAN, S.; VOVC, V.; COSTIN, H.; ZAHARIA, D.; IAVORSCHI, A. (Springer International Publishing, 2015)
    The ubiquitous aspiration to health and life propels healthcare industry as the world's biggest industrial sector. Biomedical engineering (BME) occupies a central place in healthcare industry and it is one of the few areas ...
  • Detectors based on Pd-doped and PdO-functionalized ZnO nanostructures 
    POSTICA, V.; LUPAN, O.; ABABII, N.; HOPPE, M.; ADELUNG, R.; CHOW, L.; SONTEA, V.; ASCHEHOUG, P.; VIANA, B.; PAUPORTÉ, Th. (SPIE, 2018)
    In this work, zinc oxide (ZnO) nanostructured films were grown using a simple synthesis from chemical solutions (SCS) approach from aqueous baths at relatively low temperatures (< 95 °C). The samples were doped with Pd ...
  • Investigation of zinc oxide nanostructures prepared by chemical deposition and rapid photo-thermal processing technology 
    LUPAN, O.; SHISHIYANU, S.; CHOW, L.; SHISHIYANU, T.; SONTEA, V.; MONAICO, E.; SCHULTE, A.; PARK, S. (IEEE, 2007)
    A novel and efficient low-temperature aqueous chemical method has been used to synthesize a new generation of smart and functional zinc oxide nanomaterials. The ZnO nanostructures are obtained and the physical and structural ...
  • Effects of the Low Level Light therapy on skin wound using LED 
    SONTEA, V.; POCAZNOI, I.; FURTUNA, D.; SERYAKOV, A.; BARUN, V.; DICK, S. (IEEE, 2013)
    Recently a lot of papers showed that in Low Level Light Therapy (LLLT) the mitochondrial electron works as a photo-acceptor system being photosensitive to red and near-infrared (NIR) light. The objective of this study is ...
  • Monolithic 3D layout using 2D EDA for embedded memory-rich designs 
    PLETEA, Ionica; WURMAN, Ze'ev; OR-BACH, Zvi; SONTEA, Victor (IEEE, 2015)
    Monolithic 3D integration has generated considerable interest in recent years due it its inherent capability of supporting heterogeneous devices, and its rich vertical connectivity allowing for increased integration while ...
  • Effect of noble metal functionalization and film thickness on sensing properties of sprayed TiO2 ultra-thin films 
    ABABII, Nicolai; HOPPE, Mathias; SHREE, Sindu; VAHL, Alexander; ULFA, Maria; PAUPORTÉ, Thierry; VIANA, Bruno; CRETU, Vasilii; MAGARIU, Nicolae; POSTICA, Vasile; SONTEA, Victor; TERASA, Maik-Ivo; POLONSKYI, Oleksandr; FAUPEL, Franz; ADELUNG, Rainer; LUPAN, Oleg (ELSEVIER, 2019)
    In this paper, the effect of the thickness of nano-structured TiO2 thin films (12–40nm) and successive deposition of different noble metal nanoparticles on the performances of propanol vapor and H2 gas sensors was investigated. ...
  • Ultra-thin TiO2 films by atomic layer deposition and surface functionalization with au nanodots for sensing applications 
    LUPAN, Oleg; POSTICA, Vasile; ABABII, Nicolai; REIMER, Tim; SHREE, Sindu; HOPPE, Mathias; POLONSKYI, Oleksandr; SONTEA, Victor; CHEMNITZ, Steffen; FAUPEL, Franz; ADELUNG, Rainer (ELSEVIER, 2018)
    The presented study demonstrates the importance of the film thickness and surface functionalization with noble metals nanoclusters for sensing applications of ultra-thin TiO2 layers. Such ultra-thin films could be used for ...
  • Development of an expert system for surface water quality monitoring in the context of sustainable management of water resources 
    CRETESCU, Igor; CRACIUN, Ioan; BENCHEA, Roxana Elena; KOVÁCS, Zsofia; IAVORSCHI, Anatolie; SONTEA, Victor; MACOVEANU, Matei (“Gheorghe Asachi” Technical University of Iasi, Romania, 2013)
    The paper presents and discusses some aspects concerning the development of an expert system designed for surface water monitoring in the context of sustainable management of water resources in Romania and neighboring countries.
  • Size-dependent UV and gas sensing response of individual FE2O3-ZNO:FE micro- and nanowire based devices 
    GRÖTTRUP, Jorit; POSTICA, Vasile; ABABII, Nicolai; LUPAN, Oleg; ZAMPONI, Christiane; MEYNERS, Dirk; MISHRA, Yogendra K.; SONTEA, Victor; TIGINYANU, Ion; ADELUNG, Rainer (ELSEVIER, 2017)
    In this work, the UV and gas sensing properties of single Fe-doped and Fe2O3-functionalized ZnO micro- and nanowires are reported.
  • Properties of SIO2 thin films prepared by anodic oxidation under UV illumination and rapid photothermal processing 
    SHISHIYANU, S. T.; LUPAN, O. I.; SHISHIYANU, T. S.; ŞONTEA, V. P.; RAILEAN, S. K. (ELSEVIER, 2004)
    Anodic oxidation under ultraviolet (UV) illumination and rapid photothermal processing technique used for high quality oxide preparation in terms of device surface passivation and gate or tunnel dielectrics are reported.
  • UV-Blue and Green Electroluminescence from Cu-Doped ZnO Nanorod Emitters Hydrothermally Synthesized on p-GaN 
    LUPAN, O.; PAUPORTE, T.; VIANA, B.; URSAKI, V. V.; TIGINYANU, I. M.; SONTEA, V.; CHOW, L. (American Scientific Publishers, 2012)
    Aqueous solution synthesis of ZnO nanorods on p-GaN(0001) is a low-temperature (< 100 C) and cost-efficient growth technique of high quality emitters for LED applications. We present morphological, optical and structural ...
  • (CuO-Cu2O)/ZnO:Al heterojunctions for volatile organic compound detection 
    HOPPE, Mathias; ABABII, Nicolai; POSTICA, Vasile; LUPAN, Oleg; POLONSKYI, Oleksandr; SCHÜTT, Fabian; KAPS, Sören; SUKHODUB, Leonid F.; SONTEA, Victor; STRUNSKUS, Thomas; FAUPEL, Franz; ADELUNG, Rainer (ELSEVIER, 2018)
    In this work, a simple and cost-effective method to synthesize a multilayered (CuO-Cu2O)/ZnO:Al nanostructured film forming non-planar heterojunctions for efficient detection of volatile organic compound vapors is presented.
  • Influence of CuO nanostructures morphology on hydrogen gas sensing performances 
    LUPAN, O.; POSTICA, V.; ABABII, N.; HOPPE, M.; CRETU, V.; TIGINYANU, I.; SONTEA, V.; PAUPORTÉ, Th.; VIANA, B.; ADELUNG, R. (ELSEVIER, 2016)
    In this study, the impact of different morphologies of p-type copper oxide nanostructures on hydrogen gas response is investigated. Sensor structures based on CuO nanowire (NW) networks demonstrated much higher gas response ...
  • Comparative study of hydrothermal treatment and thermal annealing effects on the properties of electrodeposited micro-columnar ZnO thin films 
    LUPAN, O.; PAUPORTÉ, T.; TIGINYANU, I. M.; URSAKI, V. V.; SONTEA, V.; ONO, L. K.; ROLDAN CUENYA, B.; CHOW, L. (ELSEVIER, 2011)
    We report a comparison of the role played by different sample treatments, namely, a low-temperature hydrothermal treatment by hot H2O vapor in an autoclave versus thermal annealing in air on the properties of ZnO films ...
  • Functionalized individual ZnO microwire for natural gas detection 
    CHAI, G. Y.; LUPAN, O.; RUSU, E. V.; STRATAN, G. I.; URSAKI, V. V.; SONTEA, V.; KHALLAF, H.; CHOW, L. (ELSEVIER, 2012)
    A single ZnO microwire detector for the monitoring of natural gas species is described. Single-crystal ZnO microwires were synthesized using a carbothermal reduction vapor phase transport method. It was characterized by ...
  • Multifunctional Materials: A Case Study of the Effects of Metal Doping on ZnO Tetrapods with Bismuth and Tin Oxides 
    POSTICA, Vasile; GRÖTTRUP, Jorit; ADELUNG, Rainer; LUPAN, Oleg; MISHRA, Abhishek Kumar; LEEUW, Nora H. de; ABABII, Nicolai; CARREIRA, José F. C.; RODRIGUES, Joana; SEDRINE, Nebiha Ben; CORREIA, Maria Rosário; MONTEIRO, Teresa; SONTEA, Victor; MISHRA, Yogendra Kumar (WILEY-VCH Verlag GmbH & Co. KGaA, Weinheim, 2017)
    Hybrid metal oxide nano- and microstructures exhibit novel properties, which make them promising candidates for a wide range of applications, including gas sensing. In this work, the characteristics of the hybrid ZnOBi2O3 ...
  • Enhanced ethanol vapour sensing performances of copper oxide nanocrystals with mixed phases 
    LUPAN, Oleg; CRETU, Vasilii; POSTICA, Vasile; ABABII, Nicolai; POLONSKYI, Oleksandr; KAIDAS, Victor; SCHÜTT, Fabian; MISHRA, Yogendra K.; MONAICO, Eduard; TIGINYANU, Ion; SONTEA, Victor; STRUNSKUS, Thomas; FAUPEL, Franz; ADELUNG, Rainer (ELSEVIER, 2016)
    The present study reports on nano-crystalline copper oxide thin films via a simple synthesis from chemical solutions (SCS) followed by two types of thermal annealing, namely rapid thermal annealing (RTA) and conventional ...
  • Nanostructured zinc oxide films synthesized by successive chemical solution deposition for gas sensor applications 
    LUPAN, O.; CHOW, L.; SHISHIYANU, S.; MONAICO, E.; SHISHIYANU, T.; SONTEA, V.; ROLDAN CUENYA, B.; NAITABDI, A.; PARK, S.; SCHULTE, A. (ELSEVIER, 2009)
    Nanostructured ZnO thin films have been deposited using a successive chemical solution deposition method. The structural, morphological, electrical and sensing properties of the films were studied for different concentrations ...

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