Superconductivity of the Y1-xLaxBa2Cu 8Oy system prepared in air (2008)
Chevalier, Bernard, Buffat, B., Demazeau, Gérard, Lloret, B., Etourneau, Jean, Hervieu, M., ...
The Y1-xLaxBa2Cu3Oy oxides have been investigated in order to know the influence of Y-La substitution and oxygen stoichiometry on both crystal structure and superconducting properties. The samples...
Superconductivity of the Y1-xLaxBa2Cu 8Oy system prepared in air (2008)
Chevalier, Bernard, Buffat, B., Demazeau, Gérard, Lloret, B., Etourneau, Jean, Hervieu, M., ...
The Y1-xLaxBa2Cu3Oy oxides have been investigated in order to know the influence of Y-La substitution and oxygen stoichiometry on both crystal structure and superconducting properties. The samples...
Giot, M., Pautrat, A., Andre, G., Saurel, D., Hervieu, M., Rodriguez-Carvajal, J.
We report on the magnetic properties of the manganite Bi_{1-x}Ca_{x}MnO_3 (x=0.33) at low temperature. The analysis of the field expansion of the ac susceptibility and the observation of aging...
Absence of long-range Ni/Mn ordering in ferromagnetic La2NiMnO6 thin films (2007)
Singh, M. P., Grygiel, C., Sheets, W. C., Boullay, P., Hervieu, M., Prellier, W., ...
Epitaxial La2NiMnO6 thin films have been grown on (001)-oriented SrTiO3 using the PLD technique. The thin films are semiconducting and FM with a TC close to 270K, a coercive field of 920Oe, and a...
Prellier, W., Buzin, E. Rauwel, De Brion, S., Chouteau, G., Simon, Ch., Mercey, B., ...
We have investigated the magnetic-field-induced phase transition of charge-ordered (CO) Pr$_{0.5}$Ca$_{0.5}$MnO$_3$ thin films, deposited onto (100)-oriented LaAlO$_3$ and (100)-oriented SrTiO$_3$...
Prellier, W., Simon, Ch., Mercey, B., Hervieu, M., Haghiri-Gosnet, A. M., Saurel, D., ...
We have investigated the role of the stress-induced by the presence of the substrate in thin films of colossal magnetoresistive manganites on structural, resistive and magnetic properties. Because of...
Prellier, W., Haghiri-Gosnet, A. M., Mercey, B., Lecoeur, Ph., Hervieu, M., Simon, Ch., ...
An insulator to metal transition below 240K is induced by applying a 7T magnetic field in Pr0.5Ca0.5MnO3 thin films grown by the Pulsed Laser Deposition technique on (100) SrTiO3 substrates. This...
Structural phase transition and magnetism in hexagonal srmno (2006)
Daoud-Aladine, A., Martin, C., Chapon, L. C., Hervieu, M., Knight, K. S., Brunelli, M., ...
The structural and magnetic properties of the hexagonal four-layer form of SrMnO$_3$ have been investigated by combining magnetization measurements, electron diffraction and high-resolution...
Investigating ferromagnetism and charge order in Bi1-xSrxMnO3 (x (2006)
Garcia Muñoz, Josep Lluis, Frontera Beccaria, Carlos, Hervieu, M., Giot, M., Respaud, M., Calleja, A., ...
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Motohashi, T., Raveau, B., Hervieu, M., Maignan, A., Pralong, V., Nguyen, N., ...
The magnetic and magnetotransport properties of the Sr3Fe2-xCoxO7-d system (0.2
Structural phase transition and magnetism in hexagonal SrMnO3 (2006)
Daoud-Aladine, A, Martin, C, Chapon, L C, Hervieu, M, Knight, K S, Brunelli, M, ...
Thermoelectric power in misfit cobalties ceramics: optimization by chemical substitutions (2006)
Maignan, A., Pelloquin, D., Hebert, S., Klein, Y., Hervieu, M.
Investigating ferromagnetism and charge order in Bi1-xSrxMnO3 (x (2006)
García Muñoz, J. L., Frontera, C., Hervieu, M., Giot, M., Respaud, M., Calleja, A., ...
Yaicle, C., Martin, C., Jirak, Z., Fauth, F., Andre, G., Suard, E., ...
Substitutions at the Mn-site of the charge-ordered Pr0.5Ca0.5MnO3 manganite is an effective way to induce abrupt jumps on the magnetic field driven magnetization curve. In order to get new insights...
Iodine intercalation in Bi/Ca/Co/O layered cobaltites (2005)
Guilmeau, E., Pollet, M., Grebille, D., Hervieu, M., Muguerra, H., Cloots, R., ...
This paper has been withdrawn
Motohashi, T., Caignaert, V., Pralong, V., Hervieu, M., Maignan, A., Raveau, B.
The oxygen-deficient perovskite cobaltite SrCo1-xNbxO3-d was synthesized by direct solid-state reaction and its magnetotransport properties were investigated. This cobaltite exhibits an unusual...
Motohashi, T., Caignaert, V., Pralong, V., Hervieu, M., Maignan, A., Raveau, B.
The magnetic and magnetotransport properties of the oxygen deficient perovskites, SrCo1-xMxO3-d with M = Nb and Ru, were investigated. Both Nb- and Ru-substituted cobaltites are weak ferromagnets,...
A magnetic study of the one dimensional Sr3NilrO6 compound (2004)
Flahaut, D., Hbert, S., Maignan, A., Hardy, V., Martin, C., Hervieu, M., ...
High magnetic field study of charge/polaron ordering in Bi1-xSrxMnO (x~0.50) perovskites (2004)
Respaud, M., Kirste, A., Goiran, M., Vanacken, J., Broto, J.M., Rakoto, H., ...
Yaicle, C., Martin, C., Jirak, Z., Fauth, F., Andre, G., Suard, E., ...
Substitutions at the Mn-site of the charge-ordered Pr0.5Ca0.5MnO3 manganite is an effective way to induce abrupt jumps on the magnetic field driven magnetization curve. In order to get new insights...
Hardy, V., Majumdar, S., Crowe, S., Lees, M. R., Paul, D. McK., Herve, L., ...
Field-induced magnetization jumps with similar characteristics are observed at low temperature for the intermetallic germanide Gd5Ge4and the mixed-valent manganite Pr0.6Ca0.4Mn0.96Ga0.04O3. We report...
Hardy, V., Yaicle, C., Hebert, S., Maignan, A., Martin, C., Hervieu, M., ...
Substitutions in the Mn-sublattice of antiferromagnetic, charge and orbitally ordered manganites was recently found to produce intriguing metamagnetic transitions, consisting of a succession of sharp...
Large positive magnetocaloric effect in a perovskite manganite (2003)
Mahendiran, R., Ueland, B. G., Schiffer, P., Maignan, A., Martin, C., Hervieu, M., ...
We investigate the magnetothermodynamic properties of the perovskite manganite Pr0.46Sr0.54MnO3. Our data imply that the paramagnetic to antiferromagnetic transition at TN = 210 K is first order with...
Mahendiran, R., Breard, Y., Hervieu, M., Raveau, B., Schiffer, P.
We have investigated the magnetic properties of nanocrystalline LaCo0.5Mn0.5O3. The temperature dependence of the imaginary part of the a.c. susceptibility shows a strongly frequency dependent...
Staircase effect in metamagnetic transitions of charge and orbitally ordered manganites (2003)
Hardy, V., Hebert, S., Maignan, A., Martin, C., Hervieu, M., Raveau, B.
This paper reports on peculiar metamagnetic transitions which take place in antiferromagnetic, charge and orbitally ordered (AFCOO) manganites. At very low temperatures, the virgin magnetization...
Relaxor ferromagnetic behavior below the antiferromagnetic transition in La0.5Ca0.5MnO3 (2003)
Mahendiran, R., Maignan, A., Martin, C., Hervieu, M., Raveau, B.
A detailed reinvestigation of magnetization in La0.5Ca0.5MnO3 reveals that although a field of H = 7 T applied at T = 5 K after zero field cooling is insufficient to convert the low temperature...
A magnetic study of the 1-D Sr3NiIrO6 compound (2003)
Flahaut, D., Hébert, S., Maignan, A., Hardy, V., Martin, C., Hervieu, M., ...
Yaicle, C., Martin, C., Jirak, Z., Fauth, F., Andre, G., Suard, E., ...
Substitutions at the Mn-site of the charge-ordered Pr0.5Ca0.5MnO3 manganite is an effective way to induce abrupt jumps on the magnetic field driven magnetization curve. In order to get new insights...
Yaicle, C., Martin, C., Jirak, Z., Fauth, F., Andre, G., Suard, E., ...
Substitutions at the Mn-site of the charge-ordered Pr0.5Ca0.5MnO3 manganite is an effective way to induce abrupt jumps on the magnetic field driven magnetization curve. In order to get new insights...
The magnetoresistive behavior of Cr-doped manganites Pr0.44Sr0.56MnO3 (2002)
Jirak, Z., Hejtmanek, J., Knizek, K., Marysko, M., Martin, C., Maignan, A., ...
A complex structural, magnetic and electric transport investigation shows that the Cr doping on Mn sites in the A-type antiferromagnet Pr0.44Sr0.56MnO3 provokes a non-uniform magnetic state with...
Mahendiran, R., Briead, Y., Hervieu, M., Raveau, B., Schiffer, P.
This paper is withdrawn now and soon will be replaced by a complete study on LaCo0.5-MgxMn0.5O3.
Ultra-sharp magnetization steps in perovskite manganites (2002)
Mahendiran, R., Maignan, A., Hebert, S., Martin, C., Hervieu, M., Raveau, B., ...
We report a detailed study of step-like metamagnetic transitions in the magnetization and resistivity of polycrystalline Pr0.5Ca0.5Mn0.95Co0.05O3. The steps have a sudden onset below a critical...
Ordering phenomena and transport properties of Bi1/2Sr1/2MnO3 single crystals (2002)
Hejtmanek, J., Knizek, K., Jirak, Z., Hervieu, M., Martin, C., Nevriva, M., ...
Measurements of the electrical and thermal conductivities, thermopower and paramagnetic susceptibility have been performed on single crystal samples of Bi1/2Sr1/2MnO3 and complemented with the X-ray...
Test Results of the Third LHC Main Quadrupole Magnet Prototype at CEA/Saclay (2002)
Derégel, J, Devred, Arnaud, Gourdin, C, Hervieu, M, Ogitsu, T, Peyrot, M, ...
The construction of the third second-generation main quadrupole magnet prototype for LHC has been completed at CEA/Saclay in November 2000. The magnet was tested at 1.9 K. Similarly to the two first...
Test Results of the Third LHC Main Quadrupole Magnet Prototype at CEA/Saclay (2002)
Derégel, J, Devred, Arnaud, Gourdin, C, Hervieu, M, Ogitsu, T, Peyrot, M, ...
The construction of the third second-generation main quadrupole magnet prototype for LHC has been completed at CEA/Saclay in November 2000. The magnet was tested at 1.9 K. Similarly to the two first...
Prellier, W., Buzin, E. R., Simon, C., Mercey, B., Hervieu, M., De Brion, S., ...
We have investigated the magnetic-field-induced phase transition of charge-ordered (CO) Pr0.5Ca0.5MnO3 thin films, deposited onto (100)-oriented LaAlO3 and (100)-oriented SrTiO3 substrates using the...
Mahendiran, R., Martin, C., Maignan, A., Hervieu, M., Raveau, B., Morellon, L., ...
We investigated magnetic, magnetotransport and magnetostriction properties of the A-type antiferromagnet Pr$_{0.46}$Sr$_{0.54}$MnO$_3$ which undergoes a first order paramagnetic-antiferromagnetic...
Mahendiran, R., Maignan, A., Martin, C., Hervieu, M., Raveau, B.
Our investigation of the magnetotransport in two charge ordered manganites with similar magnetic ground states reveals that the origin of magnetoresistance can not be concluded from the isofield...
Mahendiran, R., Algarabel, P. A., Morellon, L., Marquina, C., Ibarra, M. R., Maignan, A., ...
We studied the correlation between magnetic, electrical, structural, and magnetostriction properties of the electron doped manganites Ca$_x$Sm$_{1-x}$MnO$_3$ (x = 0.85, 0.8). The paramagnetic to...
Prellier, W., Simon, Ch., Mercey, B., Hervieu, M., Haghiri-Gosnet, A. M., Saurel, D., ...
We have investigated the role of the stress-induced by the presence of the substrate in thin films of colossal magnetoresistive manganites on structural, resistive and magnetic properties. Because of...
Mahendiran, R., Raveau, B., Hervieu, M., Michel, C., Maignan, A.
We show that metal-insulator transition in Pr0.5Ca0.5Mn1-xCrxO3 (x = 0.015-0.025) is unstable against thermal cycling. Insulator-metal transition shifts down and low temperature resistivity increases...
Ca0.85Sm0.15MnO3: A mixed antiferromagnet with unusual properties (2000)
Mahendiran, R., Maignan, A., Martin, C., Hervieu, M., Raveau, B.
We investigated electrical and magnetic properties of the electron-doped manganites Ca1-xSmxMnO3 (0
Prellier, W., Haghiri-Gosnet, A. M., Mercey, B., Lecoeur, Ph., Hervieu, M., Simon, Ch., ...
An insulator to metal transition below 240K is induced by applying a 7T magnetic field in Pr0.5Ca0.5MnO3 thin films grown by the Pulsed Laser Deposition technique on (100) SrTiO3 substrates. This...
Mechanical measurements on the race-track prototype for the ATLAS B0 and Barrel Toroid Magnet (2000)
Measurement of Superconducting Busbars Models for the LHC Main Dipole (1999)
Le Coroller, A, Derégel, J, Henrichsen, K N, Hervieu, M, Juster, F P, Perinet-Marquet, J L, ...
The LHC main dipoles will be connected in series by superconducting busbars, consisting of a superconducting cable brazed onto a stabilizing copper profile. In case of a quench detection, protection...
Measurement of Superconducting Busbars Models for the LHC Main Dipole (1999)
Le Coroller, A, Derégel, J, Henrichsen, K N, Hervieu, M, Juster, F P, Perinet-Marquet, J L, ...
The LHC main dipoles will be connected in series by superconducting busbars, consisting of a superconducting cable brazed onto a stabilizing copper profile. In case of a quench detection, protection...
Augmentation de la densité de courant critique par dopage de YBCO texturé au BaSnO3 (1994)
Lepropre, M., Monot, I., Delamare, M., Hervieu, M., Simon, Ch., Provost, J., ...
Nous avons mesuré la densité de courant critique de transport (courant continu) Jc, dans une céramique texturée YBaCuO dopée au BaSnO3. Elle présente des valeurs de Jc (77 K) de 7,1 ×104 A...
Mécanismes de la non-stœchiométrie dans les nouveaux supraconducteurs à haute T$\boldmath_c$ (1994)
Hervieu, M., Michel, C., Martin, C., Huvé, M., Van Tendeloo, G., Maignan, A., ...
Deux nouvelles familles de supraconducteurs ont récemment vu le jour : ≪ les oxydes à base de mercure ≫ et les ≪ oxycarbonates ≫. Les caractéristiques essentielles des...
Nouveaux supraconducteurs à haute température critique à base de mercure (1994)
Michel, C., Hervieu, M., Martin, C., Maignan, A., Pelloquin, D., Goutenoire, F., ...
Les caractéristiques structurales et supraconductrices de nouveaux oxydes à base de mercure, dans lesquels le mercure est partiellement remplacé par un autre cation, sont décrites. Dans la...
Augmentation de la densité de courant critique par dopage de YBCO texturé au BaSnO3 (1994)
Lepropre, M., Monot, I., Delamare, M., Hervieu, M., Simon, Ch., Provost, J., ...
Nous avons mesuré la densité de courant critique de transport (courant continu) Jc, dans une céramique texturée YBaCuO dopée au BaSnO3. Elle présente des valeurs de Jc (77 K) de 7,1 ×104 A...
Mécanismes de la non-stœchiométrie dans les nouveaux supraconducteurs à haute T$\boldmath_c$ (1994)
Hervieu, M., Michel, C., Martin, C., Huvé, M., Van Tendeloo, G., Maignan, A., ...
Deux nouvelles familles de supraconducteurs ont récemment vu le jour : ≪ les oxydes à base de mercure ≫ et les ≪ oxycarbonates ≫. Les caractéristiques essentielles des...
Nouveaux supraconducteurs à haute température critique à base de mercure (1994)
Michel, C., Hervieu, M., Martin, C., Maignan, A., Pelloquin, D., Goutenoire, F., ...
Les caractéristiques structurales et supraconductrices de nouveaux oxydes à base de mercure, dans lesquels le mercure est partiellement remplacé par un autre cation, sont décrites. Dans la...
Augmentation de la densité de courant critique par dopage de YBCO texturé au BaSnO3 (1994)
Lepropre, M., Monot, I., Delamare, M., Hervieu, M., Simon, Ch., Provost, J., ...
Nous avons mesuré la densité de courant critique de transport (courant continu) Jc, dans une céramique texturée YBaCuO dopée au BaSnO3. Elle présente des valeurs de Jc (77 K) de 7,1 ×104 A...
Mécanismes de la non-stœchiométrie dans les nouveaux supraconducteurs à haute T$\boldmath_c$ (1994)
Hervieu, M., Michel, C., Martin, C., Huvé, M., Van Tendeloo, G., Maignan, A., ...
Deux nouvelles familles de supraconducteurs ont récemment vu le jour : ≪ les oxydes à base de mercure ≫ et les ≪ oxycarbonates ≫. Les caractéristiques essentielles des...
Nouveaux supraconducteurs à haute température critique à base de mercure (1994)
Michel, C., Hervieu, M., Martin, C., Maignan, A., Pelloquin, D., Goutenoire, F., ...
Les caractéristiques structurales et supraconductrices de nouveaux oxydes à base de mercure, dans lesquels le mercure est partiellement remplacé par un autre cation, sont décrites. Dans la...