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UE și vecinii săi: politica și cooperarea în domeniul învățământului superior

Mesager Universitar (Universitatea Tehnica a Moldovei, 2017)

Larisa Bugaian, prorector UTM pentru finanțe și relații internaționale, a participat pe 11-12 decembrie 2017 la Conferința „UE și vecinii săi: politica și cooperarea în domeniul învățământului superior” – un forum anual ...

UFO – self – organized quantium structure of potential energy of the Earth matter in gaseous aggregate state

BELOUSOV, Iu. V.; MARTYNIUK, N. H. (Editura U.T.M., 2009)

The scientific article grounds the proposal of the fact that UFOs, having different form, are not flying aircrafts operated by extraterrestrials. The Natural Theory ela-borated by the authors proves that the potential ...

UHF dryers with longitudinal interaction

IVANOV, Leonid; MELENCIUC, Mihail; GIDEI, Igor; CARTOFEANU, Vasile (Tehnica–Info, 2018)

Basing on the analysis of differential equations system using partial derivatives proposed by A. V. Lykov, one proposes the calculation of soft regime dryers, using temperatures lower than boiling one. For a rational take ...

Uilizarea contravântuirilor metalice pentru reducerea vulnerabilități clădirilor cu structură din beton armat

ȘINDILĂ, Cristian (Universitatea Tehnică a Moldovei, 2022)

Orice construcție din beton armat este calculată pentru a duce o anumită sarcină, dar din motiv că totul este neprevăzut și că mereu pot apărea diferite cataclisme care să afecteze structura de rezistență a acestor. Inginerii ...

Uleiul din seminţe de struguri – produs de perspectivă în fabricarea alimentelor funcţionale

RADU, Oxana; CAPCANARI, Tatiana (Tehnica UTM, 2013)

În lucrarea dată au fost studiate caracteristicile valorii biologice a uleiului din seminţe de struguri în vederea posibilităţii ulilizării acestui produs în fabricarea alimentelor funcţionale. S-a constatat, că uleiul din ...

Ultra Violet Radiation Regulates Wettability Property of Prosthetic PMMA

DEKHTYAR, Yuri; LANCERE, Linda; POLYAKA, Nataliya; SUDNIKOVICH, Alexander; TYULKIN, Fyodor (Technical University of Moldova, 2011)

Prosthetic poly (methyl methacrylate) is widely used for medical applications like lenses and eye prostheses. For prosthetic products biocompatibility is essential, different methods have been developed to control it by ...

Ultra-lightweight pressure sensor based on graphene aerogel decorated with piezoelectric nanocrystalline films

DRAGOMAN, Mircea; GHIMPU, Lidia; OBREJA, Cosmin; DINESCU, Adrian; PLESCO, Irina; DRAGOMAN, Daniela; BRANISTE, Tudor; TIGINYANU, Ion (IOP Publishing, 2016)

In this paper, we report on a pressure sensor based on graphene aerogel functionalized with SnO2 or GaN thin films deposited by magnetron sputtering. Decoration by nanocrystalline SnO2 or GaN was found to enhance the ...

Ultra-sensitive and selective hydrogen nanosensor with fast response at room temperature based on a single Pd/ZnO nanowire

LUPAN, Oleg; POSTICA, Vasile; LABAT, Frédéric; CIOFINI, Ilaria; PAUPORTÉ, Thierry; ADELUNG, Rainer (ELSEVIER, 2018)

In this work the gas sensing properties of nanosensors fabricated by a “bottom-up” approach in a FIB/SEM system based on a single Pd modified ZnO nanowire is investigated in detail. Synthesis, surface doping and functionalization ...

Ultra-Thin GaN Membranes Fabricated by Using Surface Charge Lithography

TIGINYANU, Ion; POPA, Veaceslav; STEVENS-KALCEFF, Marion A. (The Electrochemical Society, 2019)

We report on fabrication of ultra-thin GaN membranes of nanometer scale thickness, by using the concept of surface charge lithography based on low-energy ion treatment of the sample surface with subsequent photoelectrochemical ...

Ultra-thin semiconductor membrane nanotechnology based on surface charge lithography

TIGINYANU, Ion; POPA, Veaceslav; STEVENS-KALCEFF, Marion A. (Society of Photo-Optical Instrumentation Engineers, SPIE, 2011)

We show that by subjecting GaN epilayers on sapphire substrates to low-energy/low-dose ion treatment with subsequent photoelectrochemical etching it is possible to fabricate ultra-thin GaN membranes in the form of nano-roof ...

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 ...

Ultrafast optomagnetic bistable effects in magnetically – ordered materials

BARANOV, S. A.; DOBYNDE, I. I. (Technical University of Moldova, 2017)

An ultrashort laser pulse (ULP) excites the spin precession in the magnetically-ordered dielectrics, as stated in [1-3]. The spin-reorientation phase transition in orthoferrites can be induced by an ULP and the rise of ...

Ultrafast Optomagnetic Bistable Effects in Magnetically–Ordered Dielectrics Cylindrical Nanoparticles

BARANOV, Sergei; DOBYNDE, Igor (Technical University of Moldova, 2017)

We present results of a study of the magnetization orientation in magnetically–ordered dielectrics cylindrical nanoparticles. We derive the hysteresis dependence of the equilibrium magnetization orientation X on the external ...

Ultrafast spectroscopic probes of acoustic phonons in multiferroic thin films and semiconductor heterostructures

LLOYD-HUGHES, James (Tehnica UTM, 2013)

The interaction of an ultrashort pulse of light with acoustic phonons provides a convenient and non-contact methodology to determine the elastic properties of nanomaterials. The epitaxial growth of thin films with thicknesses ...

Ultrafast third-order optical nonlinearity in SnS2 layered compound for photonic applications

PETRIS, Adrian; GHEORGHE, Petronela S.; VLAD, Valentin I.; RUSU, Emil; URSAKI, Veaceslav V.; TIGINYANU, Ion M. (ELSEVIER, 2018)

The ultrafast nonlinear optical response of SnS2 layered compound, excited by high-repetition-rate ultrashort (fs) pulses at 1550 nm wavelength, is investigated for the first time by optical third harmonic generation. In ...

Ultrashort Electromagnetic Modes in the Low Frequency Region of the Spectrum in a Nanocylinder Array

SIRBU, L.; SERGENTU, V.; MULLER, R.; URSAKI, V.; TIGINYANU, I. M. (Springer Nature Switzerland, 2014)

In this work we present the theoretical model of existence of ultrashort modes in low frequency region of the electromagnetic spectrum in a system of nanocilinders array. These modes have no analogue in a spectrum with ...

Ultrasonoghaphic features in prostatic cysts in adult and senior dogs

CODREANU, Andrei-Mario; ROSCA, Maria (Technical University of Moldova, 2023)

Prostatic disorders are common in dog adult as benign prostate enlargement in over two-thirds of these. However prostatic cysts are an uncommon complication of prostate enlargement due to not neutering the male dog. The ...

Ultrasons dans le traitement des aliments.

VINATORU, Mircea; MASON, Timothy J. (Tehnica UTM, 2018)

Basée sur le livre récent Ultrasound in Food Processing dans lequel nous avons écrit un chapitre, la conférence présentera brièvement les chapitres du livre en commençant par les principes de base de l’ultrason, pour ...

Ultrasound decision support system information model

PAPANAGA, Victor (Technical University of Moldova, 2005)

This publication present the Database architecture of our Ultrasound Decision Support System, describe the main problem that we meet in creation of Informational Database and our solution in solving of this problem. Our ...

Ultrasound Imaging: Correction of Geometric Distortions using Warping

LEV-OR, Ari; PORAT, Moshe (Technical University of Moldova, 2011)

Ultrasound images suffer from inherent geometric distortions due to variations in sound speed within the body. Other distortions include missing surfaces parallel to the direction of the ultrasonic rays, intense speckle ...

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