Results 21 to 30 of about 1,787,106 (304)

A Novel 4H-SiC MESFET with a Heavily Doped Region, a Lightly Doped Region and an Insulated Region

Micromachines, 2021
A novel 4H-SiC MESFET was presented, and its direct current (DC), alternating current (AC) characteristics and power added efficiency (PAE) were studied.
Hujun Jia, Mengyu Dong, Xiaowei Wang, Shunwei Zhu, Yintang Yang   +4 more
doaj   +1 more source

Design and Optimizing of a GaN HEMT Power Amplifier Based on the Inclined Planes System Optimization Algorithm for Wireless Applications

Iranian Journal of Electrical and Electronic Engineering, 2022
Power amplifier is one of the main components in the RF transmitters. It must provide various stringent features that can lead to complicating the design.
M. Soruri, S. M. Razavi, M. Forouzanfar
doaj  

Numerical prediction method of shafting power characteristics of free self-propelled ship in waves

Zhongguo Jianchuan Yanjiu, 2022
ObjectiveTo investigate ship power characteristics and the difference between the towing model and self-propulsion model for ship motion response in waves, numerical simulations of ship self-propulsion performance in waves are carried out. MethodsIn this
Jiawei YU, Chaobang YAO, Zhiguo ZHANG, Dakui FENG, Xianzhou WANG   +4 more
doaj   +1 more source

Distributed active transformer - a new power-combining andimpedance-transformation technique [PDF]

, 2002
In this paper, we compare the performance of the newly introduced distributed active transformer (DAT) structure to that of conventional on-chip impedance-transformations methods. Their fundamental power-efficiency limitations in the design of high-power
Aoki, Ichiro, Hajimiri, Ali, Kee, Scott D., Rutledge, David B.   +3 more
core   +1 more source

Novel High-Energy-Efficiency AlGaN/GaN HEMT with High Gate and Multi-Recessed Buffer

Micromachines, 2019
A novel AlGaN/GaN high-electron-mobility transistor (HEMT) with a high gate and a multi-recessed buffer (HGMRB) for high-energy-efficiency applications is proposed, and the mechanism of the device is investigated using technology computer aided design ...
Shunwei Zhu, Hujun Jia, Tao Li, Yibo Tong, Yuan Liang, Xingyu Wang, Tonghui Zeng, Yintang Yang   +7 more
doaj   +1 more source

Maximizing Transfer Efficiency with an Adaptive Wireless Power Transfer System for Variable Load Applications

Energies, 2021
Electronic devices usually operate in a variable loading condition and the power transfer efficiency of the accompanying wireless power transfer (WPT) method should be optimizable to a variable load.
Jung-Hoon Cho, Byoung-Hee Lee, Young-Joon Kim   +2 more
doaj   +1 more source

Multi-resolution anisotropy studies of ultrahigh-energy cosmic rays detected at the Pierre Auger Observatory [PDF]

, 2017
We report a multi-resolution search for anisotropies in the arrival directions of cosmic rays detected at the Pierre Auger Observatory with local zenith angles up to $80^\circ$ and energies in excess of 4 EeV ($4 \times 10^{18}$ eV).
Aab, A., Abreu, P., Aglietta, M., Albuquerque, I. F. M., Allekotte, I., Almela, A., Alvarez-Muñiz, J., Anastasi, G. A., Anchordoqui, L., Andrada, B., Andringa, S., Anjos, R. C. dos, Aramo, C., Arqueros, F., Arsene, N., Asorey, H., Assis, P., Aublin, J., Avila, G., Awad, A. Kuotb, Badescu, A. M., Balaceanu, A., Baus, C., Beatty, J. J., Becker, K. H., Bellido, J. A., Berat, C., Berg, A. M. van den, Berisso, M. Gómez, Bertaina, M. E., Bertou, X., Biermann, P. L., Billoir, P., Biteau, J., Blaess, S. G., Blanco, A., Blazek, J., Bleve, C., Boháčová, M., Boncioli, D., Bonifazi, C., Borodai, N., Botti, A. M., Brack, J., Brancus, I., Bravo, O. Martínez, Bretz, T., Bridgeman, A., Briechle, F. L., Buchholz, P., Bueno, A., Buitink, S., Buscemi, M., Caballero-Mora, K. S., Caccianiga, L., Cancio, A., Canfora, F., Caramete, L., Caruso, R., Casado, A. López, Castellina, A., Castillo, J. Alvarez, Castro, M. L. Díaz, Cataldi, G., Cazon, L., Chavez, A. G., Chinellato, J. A., Chudoba, J., Clay, R. W., Colalillo, R., Coleman, A., Collica, L., Coluccia, M. R., Conceição, R., Contreras, F., Cooper, M. J., Coutu, S., Covault, C. E., Cronin, J., Cárdenas, B. Vargas, D'Amico, S., D'Olivo, J. C., Daniel, B., Dasso, S., Daumiller, K., Dawson, B. R., de Almeida, R. M., de Carvalho, W. Rodrigues, de Jong, S. J., De Mauro, G., De Mitri, I., de Oliveira, J., de Oliveira, M. A. Leigui, de Souza, V., Debatin, J., Deligny, O., Di Giulio, C., Di Matteo, A., Diogo, F., Dobrigkeit, C., Dova, M. T., Dundovic, A., Durán, M. Suarez, Ebr, J., Elipe, G. Torralba, Engel, R., Erdmann, M., Erfani, M., Escobar, C. O., Espadanal, J., Etchegoyen, A., Falcke, H., Farrar, G., Fauth, A. C., Fazzini, N., Fernandez, G. Rodriguez, Fick, B., Figueira, J. M., Filipčič, A., Fratu, O., Freire, M. M., Fujii, T., Fuster, A., Gaior, R., Galicia, J. F. Valdés, Garcia-Pinto, D., García, B., Gaté, F., Gemmeke, H., Gherghel-Lascu, A., Ghia, P. L., Giaccari, U., Giammarchi, M., Giller, M., Glaser, C., Golup, G., González, N., Gorgi, A., Gorham, P., Gouffon, P., Greus, F. Salesa, Grillo, A. F., Grubb, T. D., Guarino, F., Guedes, G. P., Głas, D., Hampel, M. R., Hansen, P., Harari, D., Harrison, T. A., Harton, J. L., Hasankiadeh, Q., Haungs, A., Hebbeker, T., Heck, D., Heimann, P., Herve, A. E., Hill, G. C., Hojvat, C., Holt, E., Homola, P., Horvath, P., Hrabovský, M., Huege, T., Hulsman, J., Hörandel, J. R., Insolia, A., Isar, P. G., Jandt, I., Jansen, S., Johnsen, J. A., Josebachuili, M., Kambeitz, O., Kampert, K. H., Katkov, I., Keilhauer, B., Kemp, E., Kemp, J., Kieckhafer, R. M., Klages, H. O., Kleifges, M., Kleinfeller, J., Krause, R., Krohm, N., Kuempel, D., Kunka, N., Kääpä, A., LaHurd, D., Lauscher, M., Legumina, R., Letessier-Selvon, A., Lhenry-Yvon, I., Link, K., Lopes, L., Luce, Q., Lucero, A., Luz, R. J. Barreira, López, R., Malacari, M., Mallamaci, M., Mandat, D., Mantsch, P., Mariazzi, A. G., Mariş, I. C., Marsella, G., Martello, D., Martinez, H., Mathes, H. J., Mathys, S., Matthews, J., Matthews, J. A. J., Matthiae, G., Mayotte, E., Mazur, P. O., Medina, C., Medina-Tanco, G., Melo, D., Menshikov, A., Messina, S., Meza, J. J. Masías, Mezek, G. Kukec, Micheletti, M. I., Middendorf, L., Minaya, I. A., Miramonti, L., Mitrica, B., Mockler, D., Mollerach, S., Montanet, F., Morello, C., Mostafá, M., Muller, M. A., Mussa, R., Müller, A. L., Müller, G., Müller, S., Naranjo, I., Nellen, L., Neto, J. R. T. de Mello, Nguyen, P. H., Niculescu-Oglinzanu, M., Niechciol, M., Niemietz, L., Niggemann, T., Nitz, D., Nosek, D., Novotny, V., Nožka, H., Núñez, L. A., Ochilo, L., Oikonomou, F., Olinto, A., Palatka, M., Pallotta, J., Papenbreer, P., Parente, G., Parra, A., Paul, T., Pech, M., Pedreira, F., Peixoto, C. J. Todero, Pelayo, R., Pereira, L. A. S., Perlín, M., Perrone, L., Peters, C., Petrera, S., Peña-Rodriguez, J., Phuntsok, J., Piegaia, R., Pierog, T., Pieroni, P., Pimenta, M., Pirronello, V., Platino, M., Plum, M., Porowski, C., Prado, R. R., Privitera, P., Prouza, M., Pękala, J., Quel, E. J., Querchfeld, S., Quinn, S., Quispe, I. D. Vergara, Ramos-Pollan, R., Rautenberg, J., Ravignani, D., Revenu, B., Ridky, J., Risse, M., Ristori, P., Rizi, V., Rogozin, D., Rojo, J. Rodriguez, Roncoroni, M. J., Roth, M., Roulet, E., Rovero, A. C., Ruehl, P., Saffi, S. J., Saftoiu, A., Salazar, H., Saleh, A., Salina, G., Samarai, I. Al, Sanchez-Lucas, P., Santos, E., Santos, E. M., Sarazin, F., Sarmento, R., Sarmiento, C. A., Sato, R., Schauer, M., Scherini, V., Schieler, H., Schimp, M., Schmidt, D., Scholten, O., Schovánek, P., Schröder, F. G., Schulz, A., Schulz, J., Schumacher, J., Sciutto, S. J., Segreto, A., Selmi-Dei, D. Pakk, Settimo, M., Shadkam, A., Shellard, R. C., Sigl, G., Silli, G., Sima, O., Snow, G. R., Sommers, P., Sonntag, S., Sorokin, J., Squartini, R., Stanca, D., Stanič, S., Stasielak, J., Stassi, P., Strafella, F., Suarez, F., Sudholz, T., Suomijärvi, T., Supanitsky, A. D., Swain, J., Szadkowski, Z., Sánchez, F., Taboada, A., Taborda, O. A., Tapia, A., The Pierre Auger Collaboration, Theodoro, V. M., Timmermans, C., Tomankova, L., Tomé, B., Torri, M., Travnicek, P., Trini, M., Ulrich, R., Unger, M., Urban, M., Valiño, I., Valore, L., van Aar, G., van Bodegom, P., van Vliet, A., Varela, E., Varner, G., Veberič, D., Verzi, V., Vicha, J., Villaseñor, L., Vitale, P. F. Gómez, Vorobiov, S., Vázquez, J. R., Vázquez, R. A., Wahlberg, H., Wainberg, O., Walz, D., Watson, A. A., Weber, M., Weindl, A., Wiencke, L., Wilczyński, H., Winchen, T., Wittkowski, D., Wundheiler, B., Yang, L., Yelos, D., Yushkov, A., Zas, E., Zavrtanik, D., Zavrtanik, M., Zepeda, A., Zimmermann, B., Ziolkowski, M., Zong, Z., Zuccarello, F., Śmiałkowski, A., Šmída, R.   +402 more
core   +3 more sources

Ku-Band CMOS Power Amplifier with Three-Stack Power Stage to Enhance Output Power and Efficiency

Applied Sciences, 2022
In this study, we proposed a power amplifier structure with improved efficiency while securing high output power. First, the characteristics of the common-source and stack structures were investigated. In particular, the output power and output impedance
Junhyuk Yang, Jaeyong Lee, Seongjin Jang, Hayeon Jeong, Choulyoung Kim, Changkun Park   +5 more
doaj   +1 more source

Power efficient mobile ad-hoc network [PDF]

, 2019
Power efficient network protocols attract a lot of research interests in recent years, especially in the mobile communication environment. The intention of our research topic, "Power Efficient Mobile Ad Hoc Network", is to design the communication protocols with power efficiency as a major concern which will increase the operation time of battery ...
openaire   +2 more sources

Power Corrections in the N-jettiness Subtraction Scheme

, 2017
We discuss the leading-logarithmic power corrections in the $N$-jettiness subtraction scheme for higher-order perturbative QCD calculations. We compute the next-to-leading order power corrections for an arbitrary $N$-jet process, and we explicitly ...
Boughezal, Radja, Liu, Xiaohui, Petriello, Frank   +2 more
core   +2 more sources