Pesquisa

Física

Educação em Ciências

Educação Superior

Divulgação Científica

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Somos Unicamp – Marcelo Knobel

 

Publicações
608 entradas « 8 de 13 »
258.

Vergara, Maya Cerro P; Cezar, J'ulio C; Tolentino, Hélio CN; Knobel, Marcelo

Structural evolution of Co clusters on Cu90Co10 upon annealing Journal Article

Em: Physica B: Condensed Matter, vol. 320, não 1-4, pp. 143–145, 2002.

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257.

Triyono, Djoko; Turtelli, Sato R; Grössinger, Roland; Michor, Herwig; Pirota, KR; Knobel, M; Sassik, H; Mathias, T; Höfinger, S; Fidler, J

Temperature dependence of hysteresis loops and AC-susceptibility of as-cast and annealed Nd60Fe30Al10 hard magnetic alloy Journal Article

Em: Journal of magnetism and magnetic materials, vol. 242, pp. 1321–1324, 2002.

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256.

Gomez-Polo, C; Pirota, KR; Knobel, M

Stress dependence of second harmonic amplitude of giant magnetoimpedance in CoFeSiB amorphous samples Journal Article

Em: Journal of magnetism and magnetic materials, vol. 242, pp. 294–296, 2002.

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255.

Brandl, AL; Denardin, Juliano Casagrande; Knobel, M; Dotto, MER; Kleinke, MU

Study of interactions in Co--SiO2 granular films by means of MFM and magnetization measurements Journal Article

Em: Physica B: Condensed Matter, vol. 320, não 1-4, pp. 213–216, 2002.

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254.

Knobel, Marcelo

Synthesis and properties of new molecule-based magnets containing Mn (II), Cu (II) and nitronyl nitroxide radical cation Journal Article Journal Article

Em: Journal of the Brazilian Chemical Society, vol. 13, não 2, pp. 183–189, 2002.

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253.

Socolovsky, LM; Knobel, M; Denardin, JC; Brandl, AL

Microstructural studies of the nanocrystalline magnetic system Fe-Au Journal Article

Em: 2002.

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252.

Knobel, Marcelo; Denardin, JC; Brandl, AL

Magnetic and magnetotransport properties of nanostructured magnetic materials Proceedings Article

Em: Journal of Metastable and Nanocrystalline Materials, pp. 117–126, Trans Tech Publications Ltd 2002.

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251.

Vargas, P; Knobel, M; Altbir, D

Magnetic relaxation in nanocrystalline systems: linking Monte Carlo steps with time: Dedicated to Professor Dr. Helmut Kronmüller on the occasion of his 70th birthday Journal Article

Em: Zeitschrift für Metallkunde, vol. 93, não 10, pp. 974–977, 2002.

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250.

Cezar, JC; Vergara, MC; Knobel, M; Tolentino, HCN

Dependence of structural and transport properties of Copper-Cobalt granular alloy under different annealing temperatures and time Journal Article

Em: 2002.

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249.

Cezar, Julio C; Tolentino, Helio CN; Denardin, Juliano; Knobel, Marcelo

EXAFS study of Co-SiO $$sub 2$$ granular solid Journal Article

Em: 2002.

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248.

de Carvalho, Hugo B; Brasil, MJSP; Knobel, Marcelo; Cotta, MA

Microstructure and magnetic properties of Co films on Si: Thickness and roughness dependence Proceedings Article

Em: Journal of Metastable and Nanocrystalline Materials, pp. 111–116, Trans Tech Publications Ltd 2002.

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247.

Knobel, Marcelo; Pirota, KR

Giant magnetoimpedance: concepts and recent progress Journal Article

Em: Journal of magnetism and magnetic materials, vol. 242, pp. 33–40, 2002.

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246.

Denardin, JC; Brandl, AL; Knobel, M; Panissod, P; Pakhomov, AB; Liu, H; Zhang, XX

Thermoremanence and zero-field-cooled/field-cooled magnetization study of Co x (SiO 2) 1- x granular films Journal Article

Em: Physical Review B, vol. 65, não 6, pp. 064422, 2002.

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245.

Vargas, P; Altbir, D; Knobel, M; Laroze, D

70 Condensed matter: Electronic structure, electrical, magnetic, and optical properties-Thermodynamics of two-dimensional magnetic nanoparticles Journal Article

Em: Europhysics Letters, vol. 58, não 4, pp. 603–609, 2002.

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244.

Pirota, KR; Kraus, L; Chiriac, H; Knobel, M

Magnetostriction and GMI in Joule-heated CoFeSiB glass-covered microwires Journal Article

Em: Journal of magnetism and magnetic materials, vol. 226, pp. 730–732, 2001.

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243.

Gomez-Polo, C; Vazquez, M; Knobel, M

Field dependence of second-harmonic amplitude of magnetoimpedance in FeCoSiB joule heated wires Journal Article

Em: Journal of magnetism and magnetic materials, vol. 226, pp. 712–714, 2001.

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242.

Chibeni, Silvio Seno; Martins, Roberto; de Aquino, Afonso; de Almeida, Ozorio; Vallejos, Ra'ul; Schulz, Peter; Knobel, Marcelo

A interpretaç~ao da mec^anica qu^antica Journal Article

Em: Com Ci^encia, 2001.

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241.

Dias, MC; Knobel, M; Stumpf, HO

Soft and hard molecule-based magnets of formula [Bu4N] 2 [M2 $$Cu (opba)$$ 3]textperiodcentered DMF [M= Mn (II) or Co (II) Journal Article

Em: Journal of magnetism and magnetic materials, vol. 226, pp. 1961–1963, 2001.

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240.

Moya, J; Cremaschi, V; Silva, FCS; Knobel, M; Sirkin, H

Influence of the heat treatment method on magnetic and mechanical properties of the Fe73. 5Si13. 5B9Nb3Cu1 alloy Journal Article

Em: Journal of magnetism and magnetic materials, vol. 226, pp. 1522–1523, 2001.

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239.

Denardin, Juliano Casagrande; Pakhomov, AB; Knobel, M; Liu, H; Zhang, XX

Ordinary and extraordinary giant Hall effects in Co--SiO2 granular films Journal Article

Em: Journal of magnetism and magnetic materials, vol. 226, pp. 680–682, 2001.

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238.

Sinnecker, EHCP; Menezes, FS De; Sampaio, LC; Knobel, M; Vázquez, M

Tailoring coercivity in an array of glass-coated microwires Journal Article

Em: Journal of magnetism and magnetic materials, vol. 226, pp. 1467–1469, 2001.

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237.

Knobel, M; Cezar, JC; Tolentino, HCN; others,

XMCD 48 Journal Article

Em: Journal of Magnetism and Magnetic Materials, vol. 233, pp. 320–323, 2001.

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236.

Pakhomov, AB; Denardin, JC; Lima, OF De; Knobel, M; Missell, FP

Transport and magnetotransport properties of Co thin films on Si Journal Article

Em: Journal of magnetism and magnetic materials, vol. 226, pp. 1631–1632, 2001.

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235.

Knobel, Marcelo; Cezar, JC; Tolentino, HCN; Castro, ARB De; Piccin, R; Pirota, KR

Circular magnetic dichroism in Fe78- xNixSi8B14 (15⩽ x⩽ 58) ferromagnetic amorphous ribbons Journal Article

Em: Journal of magnetism and magnetic materials, vol. 233, não 1-2, pp. 78–83, 2001.

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234.

SCHULZ, PAB; KNOBEL, Marcelo

Passado, Presente e Futuro da F'isica Qu^antica: Digress~oes sobre a Import^ancia da Ci^encia Básica Miscellaneous

2001.

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233.

Knobel, M; Cezar, JC; Tolentino, HCN; Castro, ARB De; Piccin, R; Pirota, KR

Circular magnetic dichroism in Fe sub (78-x) Ni sub (x) Si sub (8) B sub (14)(15 less than or equal to x less than or equal to 58) ferromagnetic amorphous ribbons Journal Article

Em: J MAGN MAGN MATER, vol. 233, não 1, pp. 78–83, 2001.

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232.

Knobel, M; Denardin, JC; Carvalho, HB De; Brasil, MJSP; Pakhomov, AB; Missell, FP

Magnetic and magnetotransport properties of Co thin films on Si Journal Article

Em: physica status solidi (a), vol. 187, não 1, pp. 177–188, 2001.

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231.

Nunes, WC; Novak, MA; Knobel, M; Hernando, A

Magnetic properties in granular Co10Cu90 alloys: the effect of random anisotropy and interparticle interactions Journal Article

Em: Journal of magnetism and magnetic materials, vol. 226, pp. 1856–1858, 2001.

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230.

Cezar, J'ulio C; Knobel, Marcelo; Tolentino, Hélio CN

Magnetic properties of Cu--Permalloy granular alloy Journal Article

Em: Journal of magnetism and magnetic materials, vol. 226, pp. 1519–1521, 2001.

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229.

Cezar, JC; Tolentino, HCN; Knobel, M

Structural and magnetic characterization of CuCo granular alloys Journal Article

Em: Journal of magnetism and magnetic materials, vol. 233, não 1-2, pp. 103–107, 2001.

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228.

Cezar, JC; Tolentino, HCN; Knobel, M

XMCD characterization of Cu 90 Co 10 granular solid Journal Article

Em: 2001.

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227.

das Vaz, Maria Graças F; Ardisson, José Domingos; Speziali, NL; Souza, GP; Stumpf, HO; Knobel, M; de Macedo, Waldemar Augusto Almeida

High coercivity in a new molecular iron-based magnet Journal Article

Em: Polyhedron, vol. 20, não 11-14, pp. 1431–1434, 2001.

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226.

Knobel, M; Denardin, JC; Carvalho, HB De; Brasil, MJSP; Pakhomov, AB; Missell, FP

Papers presented at the Third Brazilian/German Workshop on Applied Surface Science Florianopolis (Brazil), March 5-9, 2001-Magnetic and Magnetotransport Properties of Co Thin Films on Si Journal Article

Em: Physica Status Solidi-A-Applied Research, vol. 187, não 1, pp. 177–188, 2001.

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225.

ulio Cezar, J C; Knobel, Marcelo; Tolentino, Helio CN

Structural properties of Cu-Permalloy under annealing Journal Article

Em: Journal of synchrotron radiation, vol. 8, não 2, pp. 877–879, 2001.

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224.

Dias, MC; Knobel, M; Stumpf, HO

Soft and hard molecule-based magnets of formula [Bu $$sub 4$$ N]$$sub 2$$[M $$sub 2$$$$l_brace$$ Cu (opba)$$r_brace$$$$sub 3$$]$$center_dot$$ DMF [M= Mn (II) or Co (II) Journal Article

Em: 2001.

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223.

Cezar, JC; Tolentino, HCN; Knobel, M

XMCD characterization of Cu $$sub 90$$ Co $$sub 10$$ granular solid Journal Article

Em: 2001.

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222.

Allia, Paolo; Coisson, Marco; Tiberto, Paola; Vinai, Franco; Knobel, Marcelo; Novak, MA; Nunes, WC

Granular Cu-Co alloys as interacting superparamagnets Journal Article

Em: Physical Review B, vol. 64, não 14, pp. 144420, 2001.

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221.

Gomez-Polo, C; Vazquez, M; Knobel, M

Rotational giant magnetoimpedance in soft magnetic wires: modelization through Fourier harmonic contribution Journal Article

Em: Applied Physics Letters, vol. 78, não 2, pp. 246–248, 2001.

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220.

Gomez-Polo, C; Knobel, M; Pirota, KR; Vazquez, M

Giant magnetoimpedance modelling using Fourier analysis in soft magnetic amorphous wires Journal Article

Em: Physica B: Condensed Matter, vol. 299, não 3-4, pp. 322–328, 2001.

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219.

Knobel, M

Tunelamento qu^antico macroscópico Journal Article

Em: Revista Brasileira de Ensino de F'isica, vol. 22, pp. 3, 2000.

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218.

Garcia-Beneytez, JM; Sinnecker, EHCP; Vazquez, M; Sampaio, L; Knobel, M

Anomalous thermally induced anisotropy in glass-covered amorphous microwires Proceedings Article

Em: 2000 IEEE International Magnetics Conference (INTERMAG), pp. 612–612, IEEE 2000.

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217.

Bombard, A; Joekes, Inés; Knobel, Marcelo

Avaliaç~ao de um fluido magneto-reológico em amortecedor protótipo: magneto-re^ometro e magnet^ometro Journal Article

Em: Escola Federal de Engenharia de Itajubá, Brasil, 2000.

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216.

Knobel, Marcelo

Part'iculas finas: superparamagnetismo e magnetoresist^encia gigante Journal Article

Em: Revista Brasileira de Ensino de F sica, vol. 22, não 3, 2000.

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215.

Silva, FCS; Knobel, Marcelo; Ferrari, Edson Fernando; Denardin, Juliano C; Miranda, Marines Grande Malcum; Rodriguez, Gustavo Jesus Bracho; Antunes, Arlei Borba; Baibich, Mario Norberto

Development of granular structure in Cu/sub 90/Co/sub 10/ribbons through furnace and current annealing Journal Article

Em: IEEE transactions on magnetics. New York. Vol. 36, no. 5 (Sept. 2000), p. 3041-3043, 2000.

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214.

da Silva, FC Siqueira; Ferrari, EF; Knobel, M; Torriani, IL; Santos, DR Dos

Controlling Fe nanocrystallization in amorphous Fe 86 Zr 7 Cu 1 B 6 by linear varying current Joule heating Journal Article

Em: Applied Physics Letters, vol. 77, não 9, pp. 1375–1377, 2000.

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213.

Knobel, Marcelo; Belisário, Roberto; Capozoli, Ulisses

A confusa pol'itica nuclear brasileira Journal Article

Em: Energia nuclear, 2000.

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212.

MURRIELLO, Sandra Elena; Knobel, Marcelo; VOGT, Carlos A

Nanotecnologia, uma nova tecnologia para o p'ublico novo Journal Article

Em: Laboratório de Estudos Avançados em Jornalismo (Labjor), N'ucleo de Desenvolvimento da Criatividade, 2000.

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211.

Santos, DR Dos; Torriani, IL; Silva, FCS; Knobel, M

In-situ small-angle scattering study on the formation of a nanocrystalline soft-magnetic alloy Journal Article

Em: Journal of applied crystallography, vol. 33, não 3, pp. 473–477, 2000.

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210.

Silva, FCS Da; Knobel, M; Ugarte, D; Zanchet, D

Influence of particle size distribution on magnetic properties of nanocrystalline soft magnetic Fe/sub 86/Zr/sub 7/Cu/sub 1/B/sub 6 Journal Article

Em: IEEE transactions on magnetics, vol. 36, não 5, pp. 3430–3432, 2000.

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209.

Silva, FCS Da; Knobel, M; Ferrari, EF; Denardin, Juliano Casagrande; Miranda, MGM; Bracho, GJ; Antunes, AB; Baibich, MN

Development of granular structure in Cu/sub 90/Co/sub 10/ribbons through furnace and current annealing Journal Article

Em: IEEE transactions on magnetics, vol. 36, não 5, pp. 3041–3043, 2000.

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608 entradas « 8 de 13 »

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