Buscar
Itens para a visualização no momento 1-10 of 22
Estudo experimental de recursos quânticos usando os computadores quânticos da IBM
(Universidade Federal de Santa Maria, 2021-02-26)
Bell-diagonal states are extremely important for understanding the dynamics and applications
of some quantum resources. Quantum properties such as steering, entanglement,
and coherence, among others, can be used as ...
Dinâmica de redes genéticas regulatórias do destino celular em resposta a dano ao dna contemplando senescência, autofagia e apoptose
(Universidade Federal de Santa Maria, 2021-03-24)
How a cell determines a given phenotype upon damaged DNA is an open problem. Cell
fate decisions happen at cell cycle checkpoints and it is becoming clearer that the p53
pathway is a major regulator of cell fate decisions ...
Estabilização de Skyrmions magnéticos em multicamadas de Pt/Co/Ta depositadas em nanodomos
(Universidade Federal de Santa Maria, 2020-03-27)
Magnetic skyrmions are non-trivial spin textures that resist external disturbances and are promising candidates for next generation magnetic recording devices. However, a major challenge in the realization of devices based ...
Solução analítica do modelo 2-estrelas com graus correlacionados
(Universidade Federal de Santa Maria, 2021-10-27)
In this work, we study an important tool to model complex networks built from empirical data,
wich are exponential random graphs. We propose a model to generate random graphs,
whose hamiltonian enables to impose generic ...
Fluxo de metano no bioma Pampa: análises em área de arroz e de pecuária
(Universidade Federal de Santa Maria, 2021-06-01)
Methane (CH4) is approximately 28 times more efficient at absorbing radiation than carbon dioxide (CO2), potentiating global warming. In this way, the production systems that emit CH4 have special attention in studies that ...
Efeitos interfaciais na formação de domínios magnéticos e skyrmions em multicamadas com anisotropia magnética perpendicular
(Universidade Federal de Santa Maria, 2021-10-29)
Ferromagnet/heavy metal multilayers can exhibit perpendicular magnetic anisotropy (AMP),
high density of magnetic domain, and skyrmions. These structures have great potential for
applications in magnetic recording media ...
Estudo de primeiros princípios de materiais nanoestruturados para baterias de lítio e para produção e armazenamento de hidrogênio
(Universidade Federal de Santa Maria, 2022-02-22)
In this work, Density Functional Theory (FTD) calculations were performed to
investigate nanostructured materials applicable in the production and storage of hydrogen
and in the composition of anodes for lithium batteries ...
Análise dos movimentos de larga escala que afetam o escoamento da camada limite atmosférica
(Universidade Federal de Santa Maria, 2021-08-27)
In the present thesis, the role of non-turbulent processes on the atmospheric boundary layer
(ABL) is studied from a numerical point of view and employing experimental micrometeorological
data. The thesis is constituted ...
Characterization of soil thermal dynamics in natural pasture over the brazilian Pampa biome: estimates of soil thermal properties
(Universidade Federal de Santa Maria, 2022-06-14)
Para caracterizar a dinâmica térmica do solo é necessário determinar suas propriedades
térmicas, pois são elas que descrevem como a energia térmica é armazenada e distribuída
de acordo com o tempo e a profundidade. Assim, ...
O desafio tecnológico da produção de VO2 por sputtering reativo: vantagens e limitações da técnica
(Universidade Federal de Santa Maria, 2022-09-22)
The vanadium dioxide(VO2) presents a semiconductor-to-metal (SMT) transition near room
temperature, as well as a structural phase transition (monoclinic-tetragonal or triclinictetragonal). The first report on SMT is from ...