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Wyszukujesz frazę "Gomez, D." wg kryterium: Autor


Wyświetlanie 1-15 z 15
Tytuł:
Significance of Binaural Synthesis on the Spatial Acoustic Impression of Enclosures
Autorzy:
Alonso, A.
Murillo-Gómez, D. M.
Powiązania:
https://bibliotekanauki.pl/articles/176512.pdf
Data publikacji:
2018
Wydawca:
Polska Akademia Nauk. Czytelnia Czasopism PAN
Tematy:
architectural acoustics
acoustic simulation
auralization
listening test
spatial impression
Opis:
Listening tests have been carried out to quantify the significance of binaural auralization over monaural auralization in accordance with the acoustic properties of the enclosure. To this end, acoustic rendering of three different rooms were generated based on synthesized monaural (two channels with the same audio material) and binaural room impulse responses. The auralizations were evaluated by means of subjective tests using headphones with non-individualized equalization. Parameters, such as localization, spatial impression and realism, were taken into consideration to determine the relevance of providing binaural information for the auralization of a given room. The analysis of the data has been conducted following a statistical approach based on ANOVA and Pearson correlation. The results indicate that spatial perception is strongly dependent on the acoustic characteristics of the rooms and on the listening condition of the audio material. Furthermore, as expected, advantages of binaural rendering in terms of source localization was also confirmed.
Źródło:
Archives of Acoustics; 2018, 43, 4; 613-624
0137-5075
Pojawia się w:
Archives of Acoustics
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Photoinduced Defects Creation on Sulfur Passivated Surface of GaAs
Autorzy:
Żytkiewicz, Z. R.
Dobaczewski, L.
Gomez, D.
Briones, F.
Powiązania:
https://bibliotekanauki.pl/articles/1968456.pdf
Data publikacji:
1997-11
Wydawca:
Polska Akademia Nauk. Instytut Fizyki PAN
Tematy:
68.35.Dv
68.45.Da
Opis:
We report on photoinduced defect creation on the sulfurized (100) GaAs surface. The process manifests itself by unrecoverable temporal decrease in the photoluminescence intensity of the GaAs surface treated by (NH$\text{}_{4}$)$\text{}_{2}$S$\text{}_{x}$ solution. The results are discussed in terms of a photoinduced process of the As$\text{}_{Ga}$ antisite generation on the sulfurized surface of GaAs.
Źródło:
Acta Physica Polonica A; 1997, 92, 5; 1083-1086
0587-4246
1898-794X
Pojawia się w:
Acta Physica Polonica A
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Identification of antimicrobial resistance genes in intestinal content from Coyote (Canis latrans)
Autorzy:
López-Islas, J.J.
Méndez-Olvera, ET.
Reyes C, T.
Martínez-Gómez, D.
Powiązania:
https://bibliotekanauki.pl/articles/16647515.pdf
Data publikacji:
2023
Wydawca:
Polska Akademia Nauk. Czasopisma i Monografie PAN
Tematy:
antimicrobial resistance
metagenome
Canis latrans
Opis:
Antibiotic resistance has become a global public health concern in the last few years. Given the widespread rate of recurrence, increasing attention is being turned toward environmental pathways that potentially contribute to antibiotic resistance genes (ARGs) dissemination outside the clinical realm. In this study, a metagenome analysis of intestinal virus-like particle fraction (VLPs) from a wild coyote (Canis latrans) revealed for the first time, multiple ARGs, such as B-lactamases and multidrug efflux pumps. Description of ARGs presence in natural environments is critical to understand the emergence of resistant strains.
Źródło:
Polish Journal of Veterinary Sciences; 2023, 26, 1; 143-149
1505-1773
Pojawia się w:
Polish Journal of Veterinary Sciences
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Development of innovative biopolymers designed for bone regeneration applications and in vitro study of their biocompatibility and osteogenic capacity on human bone marrow mesenchymal stem cells
Autorzy:
Basile, M. S.
Gomez d'Ayala, G.
Laurienzo, P.
Malinconico, M.
Oliva, A.
Powiązania:
https://bibliotekanauki.pl/articles/284365.pdf
Data publikacji:
2012
Wydawca:
Akademia Górniczo-Hutnicza im. Stanisława Staszica w Krakowie. Polskie Towarzystwo Biominerałów
Tematy:
functionalization of poly(ε-caprolactone)
bone marrow mesenchymal stem cells
Opis:
In the frame of a project aiming to the improvement of the properties of biodegradable polyester-based devices, designed for bone regeneration, we have prepared and characterized novel composites based on poly(ε-caprolactone) (PCL). In particular, we report in this paper the functional changes made through radical grafting on PCL to obtain the less hydrophobic derivatives, PCL-MA-GMA [maleic anhydride (MA)-glycidylmethacrylate (GMA)] and PCL-DMAEA [N-(dimethyl-amino)ethylacrylate]. In addition, we studied in vitro the biocompatibility and the osteogenic capacity of these novel polyesters on human bone marrow (BM) mesenchymal stem cells (MSC).
Źródło:
Engineering of Biomaterials; 2012, 15, 113; 13-15
1429-7248
Pojawia się w:
Engineering of Biomaterials
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Morphological variability of Juniperus phoenicea [Cupressaceae] from three distant localities on Iberian Peninsula
Autorzy:
Mazur, M
Boratynska, K.
Marcysiak, K.
Gomez, D.
Tomaszewski, D.
Didukh, J.
Boratynski, A.
Powiązania:
https://bibliotekanauki.pl/articles/57298.pdf
Data publikacji:
2003
Wydawca:
Polskie Towarzystwo Botaniczne
Tematy:
variability
cone
juniper
statistical analysis
locality
Cupressaceae
biometry
Iberian Peninsula
Juniperus phoenicea
morphological differentiation
Opis:
The aim of the present study was biometrical comparison of three Iberian populations of Juniperus phoenicea, represented by the subsp. turbinata and subsp. phoenicea. Eight features of the cones and seeds, two of the shoots and leaves were studied. The biometrical analysis of three distant populations of J. phoenicea shows great taxonomic distances among them. Two of them, representatives of J. phoenicea subsp. turbinata, are closer related each other than to the third, which represents J. phoenicea subsp. phoenicea. These results confirm the genetic differentiation of the taxons and also the biochemical and morphologic division of them. Nevertheless, the distances between particular populations are so great that more resemble the distances between species than between subspecies.
Źródło:
Acta Societatis Botanicorum Poloniae; 2003, 72, 1
0001-6977
2083-9480
Pojawia się w:
Acta Societatis Botanicorum Poloniae
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Phenotypic differentiation of Rhododendron ferrugineum populations in European mountains
Autorzy:
Lewandowska, A.
Boratynska, K.
Marcysiak, K.
Gomez, D.
Romo, A.
Malicki, M.
Iszkulo, G.
Boratynski, A.
Powiązania:
https://bibliotekanauki.pl/articles/2130186.pdf
Data publikacji:
2022
Wydawca:
Polska Akademia Nauk. Instytut Dendrologii PAN
Tematy:
Alps
biogeography
discrimination analysis
Ericaceae
plant variation
Pyrenees
Sudetes
Opis:
Rhododendron ferrugineum occurs in the mountains of the Central Europe with large disjunction in geographic range between Pyrenees and Alps and between Alps and Sudetes. We expect that these discontinuities in the species occurrence should involved their phenotypic differentiation, similar as described on the studies of molecular markers. The aim of the study was verification of phenotypic differences between the species populations from the Pyrenees, Alps and Sudetes. We examined characters of leaves and capsules from 13 populations, each represented by 25–30 individuals, using ANOVA, discrimination analysis, principal components analysis and agglomeration on the closest Euclidean distances. Every from examined characters of leaves and capsules except of apex angle of a capsule valve and capsule valve shape differentiated between populations at P≤0.001. Despite, range of character variation differentiating even at the highest level overlapped between populations. The analysis of discrimination, principal component analysis and agglomeration gave similar results indicating differences between populations from Pyrenees, Alps and Sudetes. However, the differences between individuals did not allow distinguish regions. The morphological characteristics of the leaves and capsules allowed to distinguish among populations of R. ferrugineum from the Pyrenees, Alps and Sudetes, and the pattern of their phenotypic differentiation was similar to that described based on genetic markers. The relict population from the Sudetes is phenotypically more similar to the populations from the Pyrenees and the Western Alps than to the spatially closest populations from the Eastern Alps.
Źródło:
Dendrobiology; 2022, 87; 1-12
1641-1307
Pojawia się w:
Dendrobiology
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Evaluation of pro- and anti-inflammatory interleukins in the mammary gland of goats experimentally infected with Staphylococcus chromogenes
Autorzy:
Ruiz-Romero, R.A.
Martínez-Gómez, D.
Cervantes-Olivares, R.A.
Díaz-Aparicio, E.
Ducoing-Watty, A.E.
Powiązania:
https://bibliotekanauki.pl/articles/2087265.pdf
Data publikacji:
2020
Wydawca:
Polska Akademia Nauk. Czytelnia Czasopism PAN
Tematy:
mastitis
Staphylococcus chromogenes
goats
qRT-PCR
interleukins
Źródło:
Polish Journal of Veterinary Sciences; 2020, 23, 4; 511-519
1505-1773
Pojawia się w:
Polish Journal of Veterinary Sciences
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Participation of interferon type I during canine parvovirus infection
Autorzy:
Reyes-Cruz, T.
Martínez-Gómez, D.
Verdugo-Rodríguez, A.
Bustos-Martínez, J.
López-Islas, J.
Méndez-Olvera, E.T.
Powiązania:
https://bibliotekanauki.pl/articles/2087108.pdf
Data publikacji:
2021
Wydawca:
Polska Akademia Nauk. Czytelnia Czasopism PAN
Tematy:
canine parvovirus
antiviral immunity
IFNβ
viral pathogenesis
Źródło:
Polish Journal of Veterinary Sciences; 2021, 24, 3; 375-384
1505-1773
Pojawia się w:
Polish Journal of Veterinary Sciences
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Gender violence and prisoners: action research and pedagogy
Autorzy:
Barragán, Fernando
Gómez, José
Llorens, Antonio
Herrera, Pedro D.
Powiązania:
https://bibliotekanauki.pl/articles/2005059.pdf
Data publikacji:
2016-03-31
Wydawca:
Wydawnictwo Adam Marszałek
Tematy:
gender violence
hegemonic masculinities
prisoners education
critical action research
quadrangulation
peace culture
Opis:
Action-Research Methodology and gender sensitivity linked to solve gender violence expression in prisons. The curriculum negotiation is a principle that allowed prisoners to engage in the activities in a voluntary way. Six months of field qualitative implementation-contrary to Blitzkrieg Ethnographyallowed us to get a real change of abilities as team trust, cooperation skills, decision-making process to avoid violence and to recognize the need the prisoners have to express their sentiments. Results show a success of critical Action Research and active participation of all the actors as well as the construction of a peace culture and a new field of work for pedagogues.
Źródło:
The New Educational Review; 2016, 43; 125-136
1732-6729
Pojawia się w:
The New Educational Review
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Augmented Reality Applications Attitude Scale (ARAAS): Diagnosing the Attitudes of Future Teachers
Autorzy:
Hervás-Gómez, C.
Toledo-Morales, P.
Díaz-Noguera, M.D.
Powiązania:
https://bibliotekanauki.pl/articles/1997379.pdf
Data publikacji:
2017-12-31
Wydawca:
Wydawnictwo Adam Marszałek
Tematy:
augmented reality
teaching attitudes
educational innovation
good educational practices
higher education
Opis:
The aim of the presented study is to identify the attitudes of future teachers (in pre-service teacher education) toward Augmented Reality (AR) applications. The innovation experience was carried out in the academic year 2016/17. For the collection of data, the Augmented Reality Applications Attitude Scale (ARAAS), by Küçük, Yilmaz, Baydaş & Göktaş (2014), was adapted to the Spanish context. It is a Likert scale grouped into three dimensions that determine the attitudes of future teachers toward the use of AR applications in education, which are Relevance, Satisfaction and Reliability. In order to analyse data, the statistical software SPSS 23.0 was used. The Bartlett test of sphericity and the Kaiser-Meyer-Olkin (KMO) test for sampling adequacy were also conducted. Results of the study led to the following conclusions: the students developed a favourable attitude in their role as future teachers toward the use of AR applications as learning tools, which have also provided deep learning.
Źródło:
The New Educational Review; 2017, 50; 215-226
1732-6729
Pojawia się w:
The New Educational Review
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
A new dragonfly family from the Upper Cretaceous of France
Autorzy:
Nel, A
Neraudeau, D.
Perrichot, V.
Girard, V.
Gomez, B.
Powiązania:
https://bibliotekanauki.pl/articles/21057.pdf
Data publikacji:
2008
Wydawca:
Polska Akademia Nauk. Instytut Paleobiologii PAN
Tematy:
new species
Cretaceous
dragonfly
paleontology
Enigmaeshna deprei
France
fossil insect
Upper Cretaceous
Opis:
The new aeshnopteran family Enigmaeshnidae is proposed for Enigmaeshna deprei gen. et sp. nov., the first fossil insect collected as imprint in the Earliest Cenomanian clay of the Puy−Puy quarry at Tonnay−Charente (Charente−Maritime, SW France). The bed bearing E. deprei was previously known for its highly diversified fossil plant assemblage. Although this taxon belongs to the much derived clade Aeshnodea, it is characterized by several unique hind wing venation characters, never found in other Aeshnoptera, viz. part of MAb distal of the trigonal planate very long, and presence of five posterior branches of AA directed towards posterior wing margin.
Źródło:
Acta Palaeontologica Polonica; 2008, 53, 1
0567-7920
Pojawia się w:
Acta Palaeontologica Polonica
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Impact of a dipole on the phytoplankton community in a semi-enclosed basin of the Southern Gulf of California, Mexico
Autorzy:
Duran-Campos, E.
Monreal-Gomez, M.A.
Salas de Leon, D.A.
Coria-Monter, E.
Powiązania:
https://bibliotekanauki.pl/articles/47595.pdf
Data publikacji:
2019
Wydawca:
Polska Akademia Nauk. Instytut Oceanologii PAN
Tematy:
phytoplankton
chlorophyll a
dipole impact
horizontal distribution
thermohaline
geostrophic flow
dinoflagellate
California Gulf
Mexico
Źródło:
Oceanologia; 2019, 61, 3
0078-3234
Pojawia się w:
Oceanologia
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Optical Pattern Fabrication in Amorphous Silicon Carbide with High-Energy Focused Ion Beams
Autorzy:
Tsvetkova, T.
Takahashi, S.
Sellin, P.
Gomez-Morilla, I.
Angelov, O.
Dimova-Malinovska, D.
Zuk, J.
Powiązania:
https://bibliotekanauki.pl/articles/1503892.pdf
Data publikacji:
2011-07
Wydawca:
Polska Akademia Nauk. Instytut Fizyki PAN
Tematy:
41.75.Ak
42.70.Ln
68.37.Uv
73.61.Jc
Opis:
Topographic and optical patterns have been fabricated in a-SiC films with a focused high-energy (1 MeV) $H^{+}$ and $He^{+}$ ion beam and examined with near-field techniques. The patterns have been characterized with atomic force microscopy and scanning near-field optical microscopy to reveal local topography and optical absorption changes as a result of the focused high-energy ion beam induced modification. Apart of a considerable thickness change (thinning tendency), which has been observed in the ion-irradiated areas, the near-field measurements confirm increases of optical absorption in these areas. Although the size of the fabricated optical patterns is in the micron-scale, the present development of the technique allows in principle writing optical patterns up to the nanoscale (several tens of nanometers). The observed values of the optical contrast modulation are sufficient to justify the efficiency of the method for optical data recording using high-energy focused ion beams.
Źródło:
Acta Physica Polonica A; 2011, 120, 1; 56-59
0587-4246
1898-794X
Pojawia się w:
Acta Physica Polonica A
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Engineering the optical and mechanical properties exhibited by a titanium dioxide thin film with gold nanoparticles
Autorzy:
Morales-Bonilla, S
Torres-Torres, C
Trejo-Valdez, M
Torres-Torres, D
Urriolagoitia-Sosa, G
Hernandez-Gomez, L H
Urriolagoitia-Calderon, G
Powiązania:
https://bibliotekanauki.pl/articles/174855.pdf
Data publikacji:
2013
Wydawca:
Politechnika Wrocławska. Oficyna Wydawnicza Politechniki Wrocławskiej
Tematy:
optical Kerr effect
nonlinear optics
nanomaterials
Opis:
Thermo-optic and electrostrictive contributions to the nonlinear refractive index were observed in a titanium dioxide thin film with embedded gold nanoparticles. A sol–gel method was employed for preparing thin solid film samples. The nanosecond nonlinear optical properties and the Young’s modulus parameter were changed by shifting the optical absorption band associated with the localized surface plasmon of resonance of the gold nanoparticles with platinum. The third order nonlinear optical phenomena exhibited by the sample were induced by the second harmonic of a Nd-YAG laser with 532 nm wavelength; the nonlinear optical measurements were obtained by monitoring the transmittance and the amplitude modification for the vectorial components of the electric fields in a two-wave interaction. Optical evaluations were confirmed considering a straightforward measurement of the change in the refractive index of the sample when the sample was located in a Michelson interferometer.
Źródło:
Optica Applicata; 2013, 43, 4; 651-661
0078-5466
1899-7015
Pojawia się w:
Optica Applicata
Dostawca treści:
Biblioteka Nauki
Artykuł
    Wyświetlanie 1-15 z 15

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