Zobrazeno 1 - 10
of 574
pro vyhledávání: '"Jürgen Köhler"'
Publikováno v:
Scientific Reports, Vol 12, Iss 1, Pp 1-13 (2022)
Abstract Low-temperature polymer electrolyte fuel cell systems (FCSs) need to reject large amounts of low temperature heat. Often a mobile FCS’s cooling capacity limits the FCS power output. Cryogenic hydrogen is typically utilized as a direct heat
Externí odkaz:
https://doaj.org/article/e2a1530aa3bd4bbc96fd877183d71cd9
Autor:
Jana Friese, Niklas Brandt, Andreas Schulte, Christian Kirches, Wilhelm Tegethoff, Jürgen Köhler
Publikováno v:
Energy and AI, Vol 12, Iss , Pp 100232- (2023)
The optimal control of complex thermal energy systems is a challenge due to their dynamic behavior and constantly changing boundary conditions. To maximize the energy efficiency of such a dynamic system, optimal trajectories for the controlled variab
Externí odkaz:
https://doaj.org/article/fed14c199be846a6b948d6838213baf9
Autor:
Tatas Hardo Panintingjati Brotosudarmo, Bernd Wittmann, Soichiro Seki, Ritsuko Fujii, Jürgen Köhler
Publikováno v:
Scientific Reports, Vol 12, Iss 1, Pp 1-12 (2022)
Abstract The siphonaxanthin-siphonein-Chl-a/b-protein (SCP) is the light-harvesting complex of the marine alga Codium fragile. Its structure resembles that of the major light-harvesting complexes of higher plants, LHC II, yet it features a reversed C
Externí odkaz:
https://doaj.org/article/1d5a94515af74a14bea7df321c8128ef
Publikováno v:
Molecules, Vol 28, Iss 18, p 6455 (2023)
The Nb3Al superconductor with excellent physical and working properties is one of the most promising materials in high-magnetic-field applications. However, it is difficult to prepare high-quality Nb3Al with a desired superconducting transition tempe
Externí odkaz:
https://doaj.org/article/627c69eaee124fa5a2372126b2344b3d
Autor:
Petra Henrich-Noack, Elena G. Sergeeva, Torben Eber, Qing You, Nadine Voigt, Jürgen Köhler, Sebastian Wagner, Stefanie Lazik, Christian Mawrin, Guihua Xu, Sayantan Biswas, Bernhard A. Sabel, Christopher Kai-Shun Leung
Publikováno v:
Scientific Reports, Vol 7, Iss 1, Pp 1-13 (2017)
Abstract Repetitive transorbital alternating current stimulation (rtACS) improves vision in patients with chronic visual impairments and an acute treatment increased survival of retinal neurons after optic nerve crush (ONC) in rodent models of visual
Externí odkaz:
https://doaj.org/article/99340675faf845f2b6ab9a12b0e4221a
Publikováno v:
Molecules, Vol 26, Iss 4, p 899 (2021)
Linear dichroism (LD) spectroscopy is a widely used technique for studying the mutual orientation of the transition-dipole moments of the electronically excited states of molecular aggregates. Often the method is applied to aggregates where detailed
Externí odkaz:
https://doaj.org/article/695a4e045e574be8b9c4dd596dcc322a
Publikováno v:
Acta Crystallographica Section E: Crystallographic Communications, Vol 72, Iss 2, Pp 144-146 (2016)
The ternary intermetallic title phase, distrontium cadmium diplatinum, was prepared from stoichiometric amounts of the elements at 1123 K for one day. The crystal structure adopts the orthorhombic Ca2GaCu2 structure type in space group Immm. Its main
Externí odkaz:
https://doaj.org/article/d3a0c514f0464fceaae2915d8f49e4f7
Publikováno v:
Molecules, Vol 24, Iss 14, p 2667 (2019)
First-principles calculations based on the density functional theory (DFT) were carried out to study the atomic structure and electronic structure of LiAl2(OH)6Cl, the only material in the layered double hydroxide family in which delithiation was fou
Externí odkaz:
https://doaj.org/article/b7c5ba25c1e149b18487cc2890a93f8a
Autor:
Fakhili Gulo, Jürgen Köhler
Publikováno v:
Acta Crystallographica Section E, Vol 70, Iss 12, Pp 590-592 (2014)
The crystal structure of the title compound, strontium cadmium platinum, adopts the TiNiSi structure type with the Sr atoms on the Ti, the Cd atoms on the Ni and the Pt atoms on the Si positions, respectively. The Pt atoms form cadmium-centred tetrah
Externí odkaz:
https://doaj.org/article/ea7622dc2dd24453b4528fad066d6b80
Autor:
Paraskevas Parisiades, Francesco Saltarelli, Efthymios Liarokapis, Jürgen Köhler, Annette Bussmann-Holder
Publikováno v:
AIP Advances, Vol 6, Iss 6, Pp 065019-065019-7 (2016)
We report a detailed high pressure study on Eu1−xSrxTiO3 polycrystalline samples using synchrotron x-ray diffraction. We have observed a second-order antiferrodistortive phase transition for all doping levels which corresponds to the transition tha
Externí odkaz:
https://doaj.org/article/e4e9a63dbdd34231b1de208503148020