Search Results - "Giroud, C"

Integrated modelling of neon impact on JET H-mode core plasmas by Marin, M., Citrin, J., Giroud, C., Bourdelle, C., Camenen, Y., Garzotti, L., Ho, A., Sertoli, M., Contributors, JET

“…Abstract Nuclear fusion reactor plasmas will need to exhaust a significant proportion of energy flux through radiative processes, to enable acceptable divertor…”
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Experimental study of the ion critical-gradient length and stiffness level and the impact of rotation in the JET tokamak by Mantica, P, Strintzi, D, Tala, T, Giroud, C, Johnson, T, Leggate, H, Lerche, E, Loarer, T, Peeters, A G, Salmi, A, Sharapov, S, Van Eester, D, de Vries, P C, Zabeo, L, Zastrow, K-D

“…Experiments were carried out in the JET tokamak to determine the critical ion temperature inverse gradient length (R/LTi=R|nablaTi|/Ti) for the onset of ion…”
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A key to improved ion core confinement in the JET tokamak: ion stiffness mitigation due to combined plasma rotation and low magnetic shear by Mantica, P, Angioni, C, Challis, C, Colyer, G, Frassinetti, L, Hawkes, N, Johnson, T, Tsalas, M, deVries, P C, Weiland, J, Baiocchi, B, Beurskens, M N A, Figueiredo, A C A, Giroud, C, Hobirk, J, Joffrin, E, Lerche, E, Naulin, V, Peeters, A G, Salmi, A, Sozzi, C, Strintzi, D, Staebler, G, Tala, T, Van Eester, D, Versloot, T

“…New transport experiments on JET indicate that ion stiffness mitigation in the core of a rotating plasma, as described by Mantica et al. [Phys. Rev. Lett. 102,…”
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Thermoelectrical devices based on bismuth-telluride thin films deposited by direct current magnetron sputtering process by Bourgault, D., Giroud-Garampon, C., Caillault, N., Carbone, L.

“…•The voltage generated by the temperature difference of 36 K was 0.5 V.•The thermal sensitivity is 13.8 mV/K.•Ti is the most performant metal contact to reduce…”
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Neon seeding effects on two high-performance baseline plasmas on the Joint European Torus by Gabriellini, S., Garzotti, L., Zotta, V.K., Bourdelle, C., Casson, F.J., Citrin, J., Frigione, D., Gatto, R., Giroud, C., Koechl, F., Lomas, P., Marin, M., Menmuir, S., Pucella, G., Rimini, F., van Eester, D.

“…Abstract We present the JETTO-QuaLiKiz-SANCO fully predictive modelling of two JET-ILW high-performance baseline plasmas, a Ne seeded shot and an equivalent…”
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Active control of type-I edge-localized modes with n=1 perturbation fields in the JET tokamak by Liang, Y, Koslowski, H R, Thomas, P R, Nardon, E, Alper, B, Andrew, P, Andrew, Y, Arnoux, G, Baranov, Y, Bécoulet, M, Beurskens, M, Biewer, T, Bigi, M, Crombe, K, De La Luna, E, de Vries, P, Fundamenski, W, Gerasimov, S, Giroud, C, Gryaznevich, M P, Hawkes, N, Hotchin, S, Howell, D, Jachmich, S, Kiptily, V, Moreira, L, Parail, V, Pinches, S D, Rachlew, E, Zimmermann, O

“…Type-I edge-localized modes (ELMs) have been mitigated at the JET tokamak using a static external n=1 perturbation field generated by four error field…”
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Isotope physics of heat and particle transport with tritium in JET-ILW type-I ELMy H-mode plasmas by Schneider, P.A., Angioni, C., Auriemma, F., Bonanomi, N., Görler, T., Henriques, R., Horvath, L., King, D., Lorenzini, R., Nyström, H., Maslov, M., Ruiz, J., Szepesi, G., Challis, C.D., Chomiczewska, A., Delabie, E., Fontdecaba, J.M., Frassinetti, L., Garcia, J., Giroud, C., Hillesheim, J., Hobirk, J., Kappatou, A., Keeling, D.L., Kowalska-Strzeciwilk, E., Lennholm, M., Lomanowski, B., Luda di Cortemiglia, T., Maggi, C.F., Menmuir, S., Pucella, G., Thorman, A.

“…Abstract As part the DTE2 campaign in the JET tokamak, we conducted a parameter scan in T and D-T complementing existing pulses in H and D. For the different…”
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Experiments in high-performance JET plasmas in preparation of second harmonic ICRF heating of tritium in ITER by Mantsinen, M.J., Jacquet, P., Lerche, E., Gallart, D., Kirov, K., Mantica, P., Taylor, D., Van Eester, D., Baruzzo, M., Carvalho, I., Challis, C.D., Dal Molin, A., Delabie, E., De La Luna, E., Dumont, R., Dumortier, P., Eriksson, J., Frigione, D., Garcia, J., Garzotti, L., Giroud, C., Henriques, R., Hobirk, J., Kappatou, A., Kazakov, Y., Keeling, D., King, D., Kiptily, V., Lennholm, M., Lomas, P., Lowry, C., Maggi, C.F., Mailloux, J., Maslov, M., Menmuir, S., Monakhov, I., Morales, R.B., Noble, C., Nocente, M., Patel, A., Pucella, G., Reux, C., Rigamonti, D., Rimini, F., Sheikh, A., Silburn, S., Siren, P., Solano, E.R., Stancar, Z., Tardocchi, M.

“…Abstract The reference ion cyclotron resonance frequency (ICRF) heating schemes for ITER deuterium–tritium (D-T) plasmas at the full magnetic field of 5.3 T…”
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Thermoelectric properties of n-type Bi2Te2.7Se0.3 and p-type Bi0.5Sb1.5Te3 thin films deposited by direct current magnetron sputtering by Bourgault, D., Garampon, C. Giroud, Caillault, N., Carbone, L., Aymami, J.A.

“…n-type and p-type thermoelectric thin films have been deposited by direct current magnetron sputtering from n-type Bi2Te2.7Se0.3 and p-type Bi0.5Sb1.5Te3…”
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Overview of interpretive modelling of fusion performance in JET DTE2 discharges with TRANSP by Štancar, Ž., Kirov, K.K., Auriemma, F., Kim, H.-T., Poradziński, M., Sharma, R., Lorenzini, R., Ghani, Z., Gorelenkova, M., Poli, F., Boboc, A., Brezinsek, S., Carvalho, P., Casson, F.J., Challis, C.D., Delabie, E., Van Eester, D., Fitzgerald, M., Fontdecaba, J.M., Gallart, D., Garcia, J., Garzotti, L., Giroud, C., Kappatou, A., Kazakov, Ye.O., King, D.B., Kiptily, V.G., Kos, D., Lerche, E., Litherland-Smith, E., Maggi, C.F., Mantica, P., Mantsinen, M.J., Maslov, M., Menmuir, S., Nocente, M., Oliver, H.J.C., Sharapov, S.E., Sirén, P., Solano, E.R., Sun, H.J., Szepesi, G.

“…Abstract In the paper we present an overview of interpretive modelling of a database of JET-ILW 2021 D-T discharges using the TRANSP code. The main aim is to…”
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The core–edge integrated neon-seeded scenario in deuterium–tritium at JET by Giroud, C., Carvalho, I.S., Brezinsek, S., Huber, A., Keeling, D., Mailloux, J., Pitts, R.A., Lerche, E., Henriques, R., Hillesheim, J., Lawson, K., Marin, M., Pawelec, E., Sos, M., Sun, H.J., Tomes, M., Aleiferis, S., Bleasdale, A., Brix, M., Boboc, A., Bernardo, J., Carvalho, P., Coffey, I., Henderson, S., King, D.B., Rimini, F., Maslov, M., Alessi, E., Craciunescu, T., Fontana, M., Fontdecaba, J.M., Garzotti, L., Ghani, Z., Horvath, L., Jepu, I., Karhunen, J., Kos, D., Litherland-Smith, E., Meigs, A., Menmuir, S., Morales, R.B., Nowak, S., Peluso, E., Pereira, T., Parail, V., Petravich, G., Pucella, G., Puglia, P., Refy, D., Scully, S., Sertoli, M., Silburn, S., Taylor, D., Thomas, B., Tookey, A., Štancar, Ž., Szepesi, G., Viola, B., Widdowson, A., de la Luna, E.

“…Abstract This paper reports the first experiment carried out in deuterium–tritium addressing the integration of a radiative divertor for heat-load control with…”
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Plasma surface interactions in impurity seeded plasmas by Kallenbach, A., Balden, M., Dux, R., Eich, T., Giroud, C., Huber, A., Maddison, G.P., Mayer, M., McCormick, K., Neu, R., Petrie, T.W., Pütterich, T., Rapp, J., Reinke, M.L., Schmid, K., Schweinzer, J., Wolfe, S.

“…With tokamak devices developing towards higher heating powers, and carbon plasma facing components being increasingly replaced by high-Z materials like…”
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Evidence of inward toroidal momentum convection in the JET tokamak by Tala, T, Zastrow, K-D, Ferreira, J, Mantica, P, Naulin, V, Peeters, A G, Tardini, G, Brix, M, Corrigan, G, Giroud, C, Strintzi, D

“…Experiments have been carried out on the Joint European Torus tokamak to determine the diffusive and convective momentum transport. Torque, injected by neutral…”
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Residual carbon content in the initial ITER-Like Wall experiments at JET by Brezinsek, S., Jachmich, S., Stamp, M.F., Meigs, A.G., Coenen, J.W., Krieger, K., Giroud, C., Groth, M., Philipps, V., Grünhagen, S., Smith, R., van Rooij, G.J., Ivanova, D., Matthews, G.F.

“…The residual carbon content and carbon edge flux in JET have been assessed by three independent diagnostic techniques after start of plasma operation with the…”
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The broadening of SOL profiles in JET tritium plasma and its impact on machine operation by Sun, H.J., Silburn, S.A., Carvalho, I.S., King, D.B., Giroud, C., Fishpool, G., Matthews, G.F., Henriques, R.B., Keeling, D.L., Rimini, F.G., Garzotti, L., Frigione, D., Van Eester, D., Groth, M., Flanagan, J., Kos, D., Viola, B., Boboc, A., Shi, P., Mayoral, M.-L., Mailloux, J., Maggi, C., Huber, A., Douai, D., Vianello, N., Lomas, P.J., Lennholm, M., Maslov, M., Kirov, K., Jacquet, P., Lowry, C.G., Baruzzo, M., Stuart, C., Mitchell, J., Horvath, L., McDonald, D.C.

“…Abstract Unusually high power loads on the beryllium limiter caused by neutral beam re-ionisation, and much cooler divertor target surfaces were observed…”
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Transport properties of thermoelectric Bi0.5Sb1.5Te3 and Bi2Te2.7Se0.3 thin films by Bourgault, D., Schaechner, B., Giroud Garampon, C., Crozes, T., Caillault, N., Carbone, L.

“…•Transport properties of as-deposited and annealed Bi–Te thin films have been studied.•Temperature dependences of the transport properties are described.•The…”
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Using EDGE2D-EIRENE to simulate the effect of impurity seeding and fueling on the upstream electron separatrix temperature by Simpson, J., Moulton, D., Giroud, C., Groth, M., Corrigan, G.

“…•Compared electron separatrix temperature between two point model (TPM) and EDGE2D.•The simulations included varying neon, nitrogen seeding and density.•A…”
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Peculiarity of highly radiating multi-impurity seeded H-mode plasmas on JET with ITER-like wall by Huber, A, Wischmeier, M, Bernert, M, Wiesen, S, Glöggler, S, Aleiferis, S, Brezinsek, S, Calabro, G, Carvalho, P, Huber, V, Sergienko, G, Solano, E R, Giroud, C, Groth, M, Jachmich, S, Linsmeier, Ch, Matthews, G F, Meigs, A G, Mertens, Ph, Sertoli, M, Silburn, S, Telesca, G

“…On JET with fully metallic first wall, highly radiative conditions with N2, Ne and Ar as well as their mixture as radiators are approached in high density…”
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Prospects of core–edge integrated no-ELM and small-ELM scenarios for future fusion devices by Viezzer, E., Austin, M.E., Bernert, M., Burrell, K.H., Cano-Megias, P., Chen, X., Cruz-Zabala, D.J., Coda, S., Faitsch, M., Février, O., Gil, L., Giroud, C., Happel, T., Harrer, G.F., Hubbard, A.E., Hughes, J.W., Kallenbach, A., Labit, B., Merle, A., Meyer, H., Paz-Soldan, C., Oyola, P., Sauter, O., Siccinio, M., Silvagni, D., Solano, E.R.

“…One of our grand challenges towards fusion energy is the achievement of a high-performance plasma core coupled to a boundary solution. The high confinement…”
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Effects of magnetic shear on toroidal rotation in tokamak plasmas with lower hybrid current drive by Rice, J E, Podpaly, Y A, Reinke, M L, Mumgaard, R, Scott, S D, Shiraiwa, S, Wallace, G M, Chouli, B, Fenzi-Bonizec, C, Nave, M F F, Diamond, P H, Gao, C, Granetz, R S, Hughes, J W, Parker, R R, Bonoli, P T, Delgado-Aparicio, L, Eriksson, L-G, Giroud, C, Greenwald, M J, Hubbard, A E, Hutchinson, I H, Irby, J H, Kirov, K, Mailloux, J, Marmar, E S, Wolfe, S M

“…Application of lower hybrid (LH) current drive in tokamak plasmas can induce both co- and countercurrent directed changes in toroidal rotation, depending on…”
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