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  • Liu, Quan; Weiland, Finn; Pärisch, Peter; Kracht, Niklas; Huang, Mu; Ptak, Thomas (Amsterdam [u.a.] : Elsevier Science, 2023)
    Using borehole heat exchangers (BHE) to extract shallow geothermal energy has grown rapidly in recent years. How to maintain a long-term balanced, sustainable operation of the BHE arrays becomes a key issue. Site ...
  • Colom i Bernadich, M.; Balakrishnan, V.; Barr, E.; Berezina, M.; Burgay, M.; Buchner, S.; Champion, D.J.; Chen, W.; Desvignes, G.; Freire, P.C.C.; Grunthal, K.; Kramer, M.; Men, Y.; Padmanabh, P.V.; Parthasarathy, A.; Pillay, D.; Rammala, I.; Sengupta, S.; Venkatraman, Krishnan V. (Les Ulis : EDP Sciences, 2023)
    The MPIfR-MeerKAT Galactic Plane survey at L-band (MMGPS-L) is the most sensitive pulsar survey in the Southern Hemisphere, providing 78 discoveries in an area of 900 sq. deg. Here, we present a follow-up study of one of ...
  • Abedi, Jahed; Capano, Collin D.; Kastha, Shilpa; Nitz, Alexander H.; Wang, Yi-Fan; Westerweck, Julian; Nielsen, Alex B.; Krishnan, Badri (Ridge, NY : American Physical Society, 2023)
    We study Bayesian inference of black hole ringdown modes for simulated binary black hole signals. We consider to what extent different fundamental ringdown modes can be identified in the context of black hole spectroscopy. ...
  • Ganapathy, D.; Jia, W.; Nakano, M.; Xu, V.; Aritomi, N.; Cullen, T.; Kijbunchoo, N.; Dwyer, S.E.; Mullavey, A.; McCuller, L.; Abbott, R.; Abouelfettouh, I.; Adhikari, R.X.; Ananyeva, A.; Appert, S.; Arai, K.; Aston, S.M.; Ball, M.; Ballmer, S.W.; Barker, D.; Barsotti, L.; Berger, B.K.; Betzwieser, J.; Bhattacharjee, D.; Billingsley, G.; Biscans, S.; Bode, N.; Bonilla, E.; Bossilkov, V.; Branch, A.; Brooks, A.F.; Brown, D.D.; Bryant, J.; Cahillane, C.; Cao, H.; Capote, E.; Clara, F.; Collins, J.; Compton, C.M.; Cottingham, R.; Coyne, D.C.; Crouch, R.; Csizmazia, J.; Dartez, L.P.; Demos, N.; Dohmen, E.; Driggers, J.C.; Effler, A.; Ejlli, A.; Etzel, T.; Evans, M.; Feicht, J.; Frey, R.; Frischhertz, W.; Fritschel, P.; Frolov, V.V.; Fulda, P.; Fyffe, M.; Gateley, B.; Giaime, J.A.; Giardina, K.D.; Glanzer, J.; Goetz, E.; Goetz, R.; Goodwin-Jones, A.W.; Gras, S.; Gray, C.; Griffith, D.; Grote, H.; Guidry, T.; Hall, E.D.; Hanks, J.; Hanson, J.; Heintze, M.C.; Helmling-Cornell, A.F.; Holland, N.A.; Hoyland, D.; Huang, H.Y.; Inoue, Y.; James, A.L.; Jennings, A.; Karat, S.; Karki, S.; Kasprzack, M.; Kawabe, K.; King, P.J.; Kissel, J.S.; Komori, K.; Kontos, A.; Kumar, R.; Kuns, K.; Landry, M.; Lantz, B.; Laxen, M.; Lee, K.; Lesovsky, M.; Llamas, F.; Lormand, M.; Loughlin, H.A.; Macas, R.; Macinnis, M.; Makarem, C.N.; Mannix, B.; Mansell, G.L.; Martin, R.M.; Mason, K.; Matichard, F.; Mavalvala, N.; Maxwell, N.; McCarrol, G.; McCarthy, R.; McClelland, D.E.; McCormick, S.; McRae, T.; Mera, F.; Merilh, E.L.; Meylahn, F.; Mittleman, R.; Moraru, D.; Moreno, G.; Nelson, T.J.N.; Neunzert, A.; Notte, J.; Oberling, J.; O'Hanlon, T.; Osthelder, C.; Ottaway, D.J.; Overmier, H.; Parker, W.; Pele, A.; Pham, H.; Pirello, M.; Quetschke, V.; Ramirez, K.E.; Reyes, J.; Richardson, J.W.; Robinson, M.; Rollins, J.G.; Romel, C.L.; Romie, J.H.; Ross, M.P.; Ryan, K.; Sadecki, T.; Sanchez, A.; Sanchez, E.J.; Sanchez, L.E.; Savage, R.L.; Schaetzl, D.; Schiworski, M.G.; Schnabel, R.; Schofield, R.M.S.; Schwartz, E.; Sellers, D.; Shaffer, T.; Short, R.W.; Sigg, D.; Slagmolen, B.J.J.; Soike, C.; Soni, S.; Srivastava, V.; Sun, L.; Tanner, D.B.; Thomas, M.; Thomas, P.; Thorne, K.A.; Torrie, C.I.; Traylor, G.; Ubhi, A.S.; Vajente, G.; Vanosky, J.; Vecchio, A.; Veitch, P.J.; Vibhute, A.M.; Von, Reis, E.R.G.; Warner, J.; Weaver, B.; Weiss, R.; Whittle, C.; Willke, B.; Wipf, C.C.; Yamamoto, H.; Zhang, L.; Zucker, M.E. (College Park, Md. : APS, 2023)
    Quantum noise imposes a fundamental limitation on the sensitivity of interferometric gravitational-wave detectors like LIGO, manifesting as shot noise and quantum radiation pressure noise. Here, we present the first ...
  • Roe, Christopher (Hannover : Institutionelles Repositorium der Leibniz Universität Hannover, 2024)
    In diesem Bericht werden die Grundlagen zum Flachbackenwalzen unrunder Querschnitte beschrieben. Die Untersuchung der Machbarkeit erfolgte zunächst theoretisch mithilfe von FEM Simulationen und wurde anschließend experimentell ...
  • Hu, Hang; An, Sophie X.; Li, Yang; Orooji, Seyedamir; Singh, Roja; Schackmar, Fabian; Laufer, Felix; Jin, Qihao; Feeney, Thomas; Diercks, Alexander; Gota, Fabrizio; Moghadamzadeh, Somayeh; Pan, Ting; Rienäcker, Michael; Peibst, Robby; Nejand, Bahram Abdollahi; Paetzold, Ulrich W. (Cambridge : RSC Publ., 2024)
    The recent tremendous progress in monolithic perovskite-based double-junction solar cells is just the start of a new era of ultra-high-efficiency multi-junction photovoltaics. We report on triple-junction perovskite-pero ...
  • Rauer, Michael; Fell, Andreas; Wöhler, Wilkin; Hinken, David; Reichel, Christian; Bothe, Karsten; Schubert, Martin C.; Hohl-Ebinger, Jochen (Weinheim : Wiley-VCH, 2023)
    Precise solar cell measurements become more and more challenging due to the increasing complexity of metallization patterns and the sensitivity to rear side illumination for bifacial cell concepts. In this context, the ...
  • Bredemeier, Dennis; Schinke, Carsten; Niepelt, Raphael; Brendel, Rolf (Chichester : Wiley, 2023)
    Photovoltaics (PVs) on building facades, either building-integrated or building-attached, offer a large energy yield potential especially in densely populated urban areas. Targeting this potential requires the availability ...
  • Albrecht, K; Keuler, J; Pärisch, P (Bristol : IOP Publ., 2023)
    In systems that do not store domestic hot water (DHW), temperature fluctuations occur in the hot water temperature at the outlet when the DHW load changes. If these temperature fluctuations arrive at the tapping point, ...
  • Pärisch, Peter; Distelhoff, Mark; Keuler, Jonas; Lampe, Carsten; Graf, Christopher; Cadenbach, Anna (Bristol : IOP Publ., 2023)
    Rules to prevent from legionnaires disease gain importance as the building sector, esp. multi-family houses, needs to be decarbonized with temperature sensitive heat pumps. As legionella grow often in the peripheries of ...
  • Green, Martin A.; Dunlop, Ewan D.; Yoshita, Masahiro; Kopidakis, Nikos; Bothe, Karsten; Siefer, Gerald; Hao, Xiaojing (Chichester : Wiley, 2023)
    Consolidated tables showing an extensive listing of the highest independently confirmed efficiencies for solar cells and modules are presented. Guidelines for inclusion of results into these tables are outlined and new ...
  • Kupfer, Thomas; Korol, Valeriya; Littenberg, Tyson B.; Shah, Sweta; Savalle, Etienne; Groot, Paul J.; Marsh, Thomas R.; Le Jeune, Maude; Nelemans, Gijs; Pala, Anna F.; Petiteau, Antoine; Ramsay, Gavin; Steeghs, Danny; Babak, Stanislav (London : Institute of Physics Publ., 2024)
    Galactic compact binaries with orbital periods shorter than a few hours emit detectable gravitational waves (GWs) at low frequencies. Their GW signals can be detected with the future Laser Interferometer Space Antenna ...
  • Valtolina, Serena; Shaifullah, Golam; Samajdar, Anuradha; Sesana, Alberto (Les Ulis : EDP Sciences, 2024)
    State-of-the-art searches for gravitational waves (GWs) in pulsar timing array (PTA) datasets model the signal as an isotropic, Gaussian, and stationary process described by a power law. In practice, none of these properties ...
  • Taylor, Jackson; Ransom, Scott; Padmanabh, Prajwal V. (London : Institute of Physics Publ., 2024)
    Pulsar timing is a powerful tool that, by accounting for every rotation of a pulsar, precisely measures the spin frequency, spin frequency derivatives, astrometric position, binary parameters when applicable, properties ...
  • Fairhurst, Stephen; Hoy, Charlie; Green, Rhys; Mills, Cameron; Usman, Samantha A. (Ridge, NY : American Physical Society, 2023)
    Using simple, intuitive arguments, we discuss the expected accuracy with which astrophysical parameters can be extracted from an observed gravitational wave signal. The observation of a chirplike signal in the data allows ...
  • Bergamin, Fabio; Lough, James; Schreiber, Emil; Grote, Hartmut; Mehmet, Moritz; Vahlbruch, Henning; Affeldt, Christoph; Andric, Tomislav; Bisht, Aparna; Brinkmann, Marc; Kringel, Volker; Lück, Harald; Mukund, Nikhil; Nadji, Severin; Sorazu, Borja; Strain, Kenneth; Weinert, Michael; Danzmann, Karsten (Washington, DC : Optica, 2023)
    Squeezed light is injected into the dark port of gravitational wave interferometers, in order to reduce the quantum noise. A fraction of the interferometer output light can reach the OPO due to sub-optimal isolation of the ...
  • Armano, M.; Audley, H.; Baird, J.; Binetruy, P.; Born, M.; Bortoluzzi, D.; Castelli, E.; Cavalleri, A.; Cesarini, A.; Cruise, A. M.; Danzmann, K.; de Deus Silva, M.; Diepholz, I.; Dixon, G.; Dolesi, R.; Ferraioli, L.; Ferroni, V.; Fitzsimons, E. D.; Freschi, M.; Gesa, L.; Giardini, D.; Gibert, F.; Giusteri, R.; Grimani, C.; Grzymisch, J.; Harrison, I.; Hartig, M-S.; Heinzel, G.; Hewitson, M.; Hollington, D.; Hoyland, D.; Hueller, M.; Inchauspé, H.; Jennrich, O.; Jetzer, P.; Johann, U.; Johlander, B.; Karnesis, N.; Kaune, B.; Killow, C. J.; Korsakova, N.; Lobo, J. A.; López-Zaragoza, J. P.; Maarschalkerweerd, R.; Mance, D.; Martín, V.; Martin-Polo, L.; Martin-Porqueras, F.; Martino, J.; McNamara, P. W.; Mendes, J.; Mendes, L.; Meshksar, N.; Nofrarias, M.; Paczkowski, S.; Perreur-Lloyd, M.; Petiteau, A.; Plagnol, E.; Ramos-Castro, J.; Reiche, J.; Rivas, F.; Robertson, D. I.; Russano, G.; Sanjuan, J.; Slutsky, J.; Sopuerta, C. F.; Sumner, T.; Tevlin, L.; Texier, D.; Thorpe, J. I.; Vetrugno, D.; Vitale, S.; Wanner, G.; Ward, H.; Wass, P. J.; Weber, W. J.; Wissel, L.; Wittchen, A.; Zweifel, P. (Ridge, NY : American Physical Society, 2023)
    We present a study of the tilt-to-length coupling noise during the LISA Pathfinder mission and how it depended on the system's alignment. Tilt-to-length coupling noise is the unwanted coupling of angular and lateral ...
  • Zhao, Mengyuan; Tao, Yazheng; Weber, Kevin; Kaune, Tim; Schuster, Sönke; Hao, Zhenxiang; Wanner, Gudrun (Basel : MDPI, 2023)
    In the context of simulating precision laser interferometers, we use several examples to compare two wavefront decomposition methods—the Mode Expansion Method (MEM) and the Gaussian Beam Decomposition (GBD) method—for their ...
  • Pook-Kolb, Daniel; Zhao, Bowen; Andersson, Lars; Krishnan, Badri; Yau, Shing-Tung (Ridge, NY : American Physical Society, 2023)
    Identifying a general quasilocal notion of energy-momentum and angular momentum would be an important advance in general relativity with potentially important consequences for mathematical and astrophysical studies in ...
  • Scharnagl, M.S.; Kielinski, T.; Hammerer, K. (Woodbury, NY : Inst., 2023)
    We study a variational class of generalized Ramsey protocols that include two one-axis twisting (OAT) operations, one performed before the phase imprint and the other after. In this framework, we optimize the axes of the ...

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