Stalke, Dietmar

[["dc.bibliographiccitation.firstpage","1477"],["dc.bibliographiccitation.issue","20"],["dc.bibliographiccitation.journal","Journal of the Chemical Society. Chemical communications"],["dc.bibliographiccitation.lastpage","1479"],["dc.contributor.author","Pauer, Frank"],["dc.contributor.author","Rocha, João"],["dc.contributor.author","Stalke, Dietmar"],["dc.date.accessioned","2009-06-25T08:01:13Z"],["dc.date.accessioned","2021-10-27T13:11:54Z"],["dc.date.available","2009-06-25T08:01:13Z"],["dc.date.available","2021-10-27T13:11:54Z"],["dc.date.issued","1991"],["dc.description.abstract","Li(12-crown-4)2]+[Li({N(SiMe3)}2SPh)2]–1 is the product of the reaction of Me3SiNSNSiMe3 with phenyllithium using 12-crown-4 as a donor and has an ion-separated structure which is unique for alkali metal sulphinamidino derivatives; at room temperature 1 undergoes a phase transformation, and a preliminary examination of this process by high-resolution solid-state 7Li NMR spectroscopy shows, for the first time, the presence of three resolvable resonances."],["dc.format.mimetype","application/pdf"],["dc.identifier.doi","10.1039/C39910001477"],["dc.identifier.purl","https://resolver.sub.uni-goettingen.de/purl?goescholar/3323"],["dc.identifier.uri","https://resolver.sub.uni-goettingen.de/purl?gro-2/91637"],["dc.language.iso","en"],["dc.notes.intern","Migrated from goescholar"],["dc.relation.orgunit","Fakultät für Chemie"],["dc.rights","Goescholar"],["dc.rights.access","openAccess"],["dc.rights.uri","https://goescholar.uni-goettingen.de/licenses"],["dc.subject","anorganische Chemie"],["dc.subject.ddc","540"],["dc.title","Synthesis and crystal structure of bis(12-crown-4)lithium bis[N,N-bis(trimethylsilyl)benzenesulphinamidino]lithiate(1–-); the first observation of three different lithium-7 environments in high-resolution solid-state NMR spectroscopy"],["dc.type","journal_article"],["dc.type.internalPublication","yes"],["dc.type.peerReviewed","yes"],["dc.type.version","published_version"],["dspace.entity.type","Publication"]]

[["dc.bibliographiccitation.firstpage","1492"],["dc.bibliographiccitation.issue","20"],["dc.bibliographiccitation.journal","Journal of the Chemical Society. Chemical communications"],["dc.bibliographiccitation.lastpage","1494"],["dc.contributor.author","Armstrong, David R."],["dc.contributor.author","Banbury, F. Adele"],["dc.contributor.author","Davidson, Matthew G."],["dc.contributor.author","Raithby, Paul R."],["dc.contributor.author","Stalke, Dietmar"],["dc.date.accessioned","2009-06-30T08:24:08Z"],["dc.date.accessioned","2021-10-27T13:12:02Z"],["dc.date.available","2009-06-30T08:24:08Z"],["dc.date.available","2021-10-27T13:12:02Z"],["dc.date.issued","1992"],["dc.description.abstract","Solid Li2S reacts with a solution of [graphic omitted]H and hexamethylphosphoramide (HMPA) in toluene to give [[graphic omitted]Li·µ2-HMPA]2·C6H4(OH)NH2, 1, in which two equivalents of the organic acid have been lithiated while a third equivalent has been stripped of its CS group and di-protonated; structurally, complex 1, which can also be prepared directly by reacting BunLi, [graphic omitted]H, HMPA and NH2C6H4OH in 2:2:2:1 amounts, is unique in having a heterobifunctional ligand (NH2C6H4OH) bridging two Li+ centres in the same molecule."],["dc.format.mimetype","application/pdf"],["dc.identifier.doi","10.1039/C39920001492"],["dc.identifier.purl","https://resolver.sub.uni-goettingen.de/purl?goescholar/3359"],["dc.identifier.uri","https://resolver.sub.uni-goettingen.de/purl?gro-2/91652"],["dc.language.iso","en"],["dc.notes.intern","Migrated from goescholar"],["dc.relation.orgunit","Fakultät für Chemie"],["dc.rights","Goescholar"],["dc.rights.access","openAccess"],["dc.rights.uri","https://goescholar.uni-goettingen.de/licenses"],["dc.subject","anorganische Chemie"],["dc.subject.ddc","540"],["dc.title","Lithiation and dethiacarbonylation of a heterocyclic thioamide C6H4O·C(S)NH by reaction with solid Li2S in the presence of hexamethylphosphoramide: synthesis and crystal structure of [C6H4O·C(S)NLi·HMPA]2·C6H4(OH)NH2"],["dc.type","journal_article"],["dc.type.internalPublication","yes"],["dc.type.peerReviewed","yes"],["dc.type.version","published_version"],["dspace.entity.type","Publication"]]

[["dc.bibliographiccitation.firstpage","C15"],["dc.bibliographiccitation.journal","Journal of Organometallic Chemistry"],["dc.bibliographiccitation.lastpage","C19"],["dc.bibliographiccitation.volume","366"],["dc.contributor.author","Stalke, Dietmar"],["dc.contributor.author","Meyer, Matthias"],["dc.contributor.author","Andrianarison, Mbolatiana"],["dc.contributor.author","Klingebiel, Uwe"],["dc.contributor.author","Sheldrick, George M."],["dc.date.accessioned","2009-06-23T12:09:38Z"],["dc.date.accessioned","2021-10-27T13:11:51Z"],["dc.date.available","2009-06-23T12:09:38Z"],["dc.date.available","2021-10-27T13:11:51Z"],["dc.date.issued","1989"],["dc.description.abstract","Di-t-butylfluorosilylphenylphosphane (I) reacts with CMe3Li to give the lithium compound [(CMe3)2SiFLi(THF)2PC6H5]2 (II) and butane. The crystal structure of II has been determined. The Si---P bond length (217.1 pm) in the eight-membered ring is extremely short. The Si---P spin coupling constant (84.12 Hz) in II is remarkably large. LiF elimination from II leads to the formation of the four-membered (Si---P) ring III. The bis(fluorosilyl)phosphane IV is formed in the reaction of II with Me2SiF2."],["dc.format.mimetype","application/pdf"],["dc.identifier.doi","10.1016/0022-328X(89)87193-1"],["dc.identifier.purl","https://resolver.sub.uni-goettingen.de/purl?goescholar/3286"],["dc.identifier.uri","https://resolver.sub.uni-goettingen.de/purl?gro-2/91632"],["dc.language.iso","de"],["dc.notes.intern","Migrated from goescholar"],["dc.relation.orgunit","Fakultät für Chemie"],["dc.rights","Goescholar"],["dc.rights.access","openAccess"],["dc.rights.uri","https://goescholar.uni-goettingen.de/licenses"],["dc.subject","anorganische Chemie"],["dc.subject.ddc","540"],["dc.title","Lithio-di-t-butylfluorsilylphenylphosphan; im Kristall ein (SiFLiP)2-Achtring"],["dc.type","journal_article"],["dc.type.internalPublication","yes"],["dc.type.peerReviewed","yes"],["dc.type.version","published_version"],["dspace.entity.type","Publication"]]

[["dc.bibliographiccitation.firstpage","615"],["dc.bibliographiccitation.issue","4"],["dc.bibliographiccitation.journal","Journal of Applied Crystallography"],["dc.bibliographiccitation.lastpage","619"],["dc.bibliographiccitation.volume","26"],["dc.contributor.author","Kottke, Thomas"],["dc.contributor.author","Stalke, Dietmar"],["dc.date.accessioned","2009-07-02T05:55:15Z"],["dc.date.accessioned","2021-10-27T13:12:01Z"],["dc.date.available","2009-07-02T05:55:15Z"],["dc.date.available","2021-10-27T13:12:01Z"],["dc.date.issued","1993"],["dc.description.abstract","The cooling of a crystal in combination with the use of a protecting oil facilitates the handling and transfer to a diffractometer of even very sensitive material. The method is explained and the required device is described in this work. Basic advantages of the technique are simplicity and freedom of access to the sample without the need for sophisticated glassware. Therefore, this technique, suitable for crystal manipulation in the temperature range between room temperature and 193 K, is much more efficient"],["dc.format.mimetype","application/pdf"],["dc.identifier.doi","10.1107/S0021889893002018"],["dc.identifier.purl","https://resolver.sub.uni-goettingen.de/purl?goescholar/3379"],["dc.identifier.uri","https://resolver.sub.uni-goettingen.de/purl?gro-2/91651"],["dc.language.iso","en"],["dc.notes.intern","Migrated from goescholar"],["dc.relation.orgunit","Fakultät für Chemie"],["dc.rights","Goescholar"],["dc.rights.access","openAccess"],["dc.rights.uri","https://goescholar.uni-goettingen.de/licenses"],["dc.subject","anorganische Chemie"],["dc.subject.ddc","540"],["dc.title","Crystal handling at low temperatures"],["dc.type","journal_article"],["dc.type.internalPublication","yes"],["dc.type.peerReviewed","yes"],["dc.type.version","published_version"],["dspace.entity.type","Publication"]]

[["dc.bibliographiccitation.firstpage","33"],["dc.bibliographiccitation.journal","Journal of Organometallic Chemistry"],["dc.bibliographiccitation.lastpage","39"],["dc.bibliographiccitation.volume","452"],["dc.contributor.author","Oehme, Hartmut"],["dc.contributor.author","Wustrack, R."],["dc.contributor.author","Heine, Andreas"],["dc.contributor.author","Sheldrick, George M."],["dc.contributor.author","Stalke, Dietmar"],["dc.date.accessioned","2009-07-01T10:42:28Z"],["dc.date.accessioned","2021-10-27T13:12:34Z"],["dc.date.available","2009-07-01T10:42:28Z"],["dc.date.available","2021-10-27T13:12:34Z"],["dc.date.issued","1993"],["dc.description.abstract","Das Reaktionsverhalten von (Me3Si)3SiLi (1) mit Aceton wurde durch die Strukturanalyse und 29Si-NMR-Untersuchungen von H(Me3Si)2Si---(Me3Si)2Si---CMe2SiMe3 (3) und (Me3Si)3Si---(Me3Si)2Si---CMe2SiMe3 (4) aufgeklärt. Die zwar chemisch aber nicht kristallographisch äquivalenten Siliciumatome in 3 und 4 und die zwei kristallographisch unabhängigen Moleküle in 4 lassen sich alle im 29Si-MAS-CP-Spektrum auflösen. Die 1J(29Si, 29Si)-Kopplungen in Lösung erleichtern dabei das Zuordnen der 29Si-Resonanzen. Abstract: The reaction of (Me3Si)3SiLi (1) with acetone has been clarified with the aid of crystal structure and 29p. NMR investigations of H(Me3Si)2Si---(Me3Si)2Si---CMe2SiMe3 (3) and (Me3Si)3Si---(Me3Si)2Si---CMe2SiMe3 (4). The chemically but not crystallographically equivalent silicon atoms in 3 and 4 and the two crystallographically independent molecules of 4 all gave rise to separate signals in the solid state 29Si-MAS NMR spectra. The 1J(29Si, 29Si) couplings observed in solution facilitated the assignment of 29Si resonances."],["dc.format.mimetype","application/pdf"],["dc.identifier.doi","10.1016/0022-328X(93)83169-V"],["dc.identifier.purl","https://resolver.sub.uni-goettingen.de/purl?goescholar/3375"],["dc.identifier.uri","https://resolver.sub.uni-goettingen.de/purl?gro-2/91703"],["dc.language.iso","de"],["dc.notes.intern","Migrated from goescholar"],["dc.relation.orgunit","Fakultät für Chemie"],["dc.rights","Goescholar"],["dc.rights.access","openAccess"],["dc.rights.uri","https://goescholar.uni-goettingen.de/licenses"],["dc.subject","anorganische Chemie"],["dc.subject.ddc","540"],["dc.title","Strukturuntersuchungen an den Produkten aus der Reaktion des Tris(trimethylsilyl)silyllithiums mit Aceton"],["dc.type","journal_article"],["dc.type.internalPublication","yes"],["dc.type.peerReviewed","yes"],["dc.type.version","published_version"],["dspace.entity.type","Publication"]]

[["dc.bibliographiccitation.firstpage","19"],["dc.bibliographiccitation.issue","1"],["dc.bibliographiccitation.journal","Journal of Organometallic Chemistry"],["dc.bibliographiccitation.lastpage","25"],["dc.bibliographiccitation.volume","408"],["dc.contributor.author","Klingebiel, Uwe"],["dc.contributor.author","Meyer, Matthias"],["dc.contributor.author","Pieper, Ursula"],["dc.contributor.author","Stalke, Dietmar"],["dc.date.accessioned","2009-06-25T05:21:25Z"],["dc.date.accessioned","2021-10-27T13:12:32Z"],["dc.date.available","2009-06-25T05:21:25Z"],["dc.date.available","2021-10-27T13:12:32Z"],["dc.date.issued","1991"],["dc.description.abstract","In der vorliegenden Arbeit wird die Synthese und Kristallstruktur des Lithium-bis(di-tert-butylfluorsilyl)phisphids (3) vorgestellt. Das Molekül bildet ein cyclisches Zwitterion ohne direkten Li---P-Kontakt und stellt damit einen völlig neuen Strukturtyp dar. Der Si---P−---p. Winkel liegt überraschenderweise auch hier im Bereich von 100° und ist vergleichbar mit dem Winkel in anderen Lithiumfluorsilylphosphiden. Die Energiegröβen der durchgeführten ab initio-Berechnungen im Bis(silyl)phisphid erkären die Invarianz des Winkels und erlauben einen Vergleich mit dem entsprechenden Amiden, deren Bindungswinkel einen groβen Bereich einschlieβen. Abstract: We present the synthesis and X-ray structure of lithiumbis(di-tert-buthylfluorosilyl)phosphide (3). The molecule possesses a unique dipolar cyclic structure without direct Li---P contact. The Si---P−---Si bond angle is approximately 100°, similar to that of other lithiumfluorosilylphosphide (I–IV). The energy of 3, calculated by ab initio methods, explains the invariance of the angle, which allows a comparison with the related amides"],["dc.format.mimetype","application/pdf"],["dc.identifier.doi","10.1016/0022-328X(91)80097-4"],["dc.identifier.purl","https://resolver.sub.uni-goettingen.de/purl?goescholar/3313"],["dc.identifier.uri","https://resolver.sub.uni-goettingen.de/purl?gro-2/91700"],["dc.language.iso","de"],["dc.notes.intern","Migrated from goescholar"],["dc.relation.orgunit","Fakultät für Chemie"],["dc.rights","Goescholar"],["dc.rights.access","openAccess"],["dc.rights.uri","https://goescholar.uni-goettingen.de/licenses"],["dc.subject","anorganische Chemie"],["dc.subject.ddc","540"],["dc.title","Lithium-bis(di-tert-butylfluorsilyl)phosphid-ein cyclisches Zwitterion"],["dc.type","journal_article"],["dc.type.internalPublication","yes"],["dc.type.peerReviewed","yes"],["dc.type.version","published_version"],["dspace.entity.type","Publication"]]

[["dc.bibliographiccitation.firstpage","127"],["dc.bibliographiccitation.issue","2"],["dc.bibliographiccitation.journal","Journal of Organometallic Chemistry"],["dc.bibliographiccitation.lastpage","145"],["dc.bibliographiccitation.volume","418"],["dc.contributor.author","Pauer, Frank"],["dc.contributor.author","Stalke, Dietmar"],["dc.date.accessioned","2009-06-25T06:47:50Z"],["dc.date.accessioned","2021-10-27T13:11:53Z"],["dc.date.available","2009-06-25T06:47:50Z"],["dc.date.available","2021-10-27T13:11:53Z"],["dc.date.issued","1991"],["dc.description.abstract","A series of compounds has been prepared in which the NH proton of the sulfiniminamines Me3SiN=S(R)---NHR′ (R = Ph (mainly) or tBu, R′ = tBu or SiMe3) is replaced by Li, Na, K, Rb, or Cs. The compounds form a series of reagents of increasing reactivity which could be used, for example, to introduce chelating ligands into transition metal complexes. The structures of the compounds have been determined by X-ray diffraction. When there is a phenyl substituent on the sulfur atom, the metal derivatives are isomorphic dimers, involving three fused four-membered rings in a step-shaped structure. The higher the atomic number of the metal, the stronger is the η-coordination of the phenyl group to the metal. With a t-butyl group on the sulfur atom the structures of the lithium derivatives [(Me3SiN=S(tBu)---NR′)Li]2 are different for R′ = SiMe3 and tBu. For the former the step-shaped structure is still present, but the latter forms an eight-membered ring. Although these tBu derivatives are synthesized in diethyl ether, their lithium atoms are not coordinated by donor molecules, in contrast to those in the phenyl-substituted species."],["dc.format.mimetype","application/pdf"],["dc.identifier.doi","10.1016/0022-328X(91)86360-3"],["dc.identifier.purl","https://resolver.sub.uni-goettingen.de/purl?goescholar/3321"],["dc.identifier.uri","https://resolver.sub.uni-goettingen.de/purl?gro-2/91636"],["dc.language.iso","en"],["dc.notes.intern","Migrated from goescholar"],["dc.relation.orgunit","Fakultät für Chemie"],["dc.rights","Goescholar"],["dc.rights.access","openAccess"],["dc.rights.uri","https://goescholar.uni-goettingen.de/licenses"],["dc.subject","anorganische Chemie"],["dc.subject.ddc","540"],["dc.title","Alkali metal derivatives of sulfinimidamides. Preparation and crystal structures"],["dc.type","journal_article"],["dc.type.internalPublication","yes"],["dc.type.peerReviewed","yes"],["dc.type.version","published_version"],["dspace.entity.type","Publication"]]

[["dc.bibliographiccitation.firstpage","816"],["dc.bibliographiccitation.journal","Acta Crystallographica / C"],["dc.bibliographiccitation.lastpage","818"],["dc.bibliographiccitation.volume","40"],["dc.contributor.author","Clegg, William"],["dc.contributor.author","Sheldrick, George M."],["dc.contributor.author","Stalke, Dietmar"],["dc.date.accessioned","2009-06-11T10:40:19Z"],["dc.date.accessioned","2021-10-27T13:12:10Z"],["dc.date.available","2009-06-11T10:40:19Z"],["dc.date.available","2021-10-27T13:12:10Z"],["dc.date.issued","1984"],["dc.format.mimetype","application/pdf"],["dc.identifier.doi","10.1107/S0108270184005837"],["dc.identifier.purl","https://resolver.sub.uni-goettingen.de/purl?goescholar/3267"],["dc.identifier.uri","https://resolver.sub.uni-goettingen.de/purl?gro-2/91666"],["dc.language.iso","en"],["dc.notes.intern","Migrated from goescholar"],["dc.relation.orgunit","Fakultät für Chemie"],["dc.rights","Goescholar"],["dc.rights.access","openAccess"],["dc.rights.uri","https://goescholar.uni-goettingen.de/licenses"],["dc.subject","anorganische Chemie"],["dc.subject.ddc","540"],["dc.title","Structures of the cis and trans isomers of 2,4,6-tri-tert-butyl-2,4,6-trifluorocyclotrisilazane, C12H30F3N3Si3"],["dc.type","journal_article"],["dc.type.internalPublication","yes"],["dc.type.peerReviewed","yes"],["dc.type.version","published_version"],["dspace.entity.type","Publication"]]

[["dc.bibliographiccitation.firstpage","363"],["dc.bibliographiccitation.issue","3"],["dc.bibliographiccitation.journal","Acta Crystallographica / B"],["dc.bibliographiccitation.lastpage","373"],["dc.bibliographiccitation.volume","50"],["dc.contributor.author","Heine, Andreas"],["dc.contributor.author","Herbst-Irmer, Regine"],["dc.contributor.author","Stalke, Dietmar"],["dc.contributor.author","Kühnle, Wolfgang"],["dc.contributor.author","Zachariasse, Klaas A."],["dc.date.accessioned","2009-07-03T12:36:17Z"],["dc.date.accessioned","2021-10-27T13:12:07Z"],["dc.date.available","2009-07-03T12:36:17Z"],["dc.date.available","2021-10-27T13:12:07Z"],["dc.date.issued","1994"],["dc.description.abstract","The amino N atom in 4-aminobenzonitrile (ABN) and 4-(dimethylamino)benzonitrile (DMABN) has a pyramidal character, with values of 34(3) and 11.9 (3) c~, respectively, for the angle between the planes of the amino group and the phenyl ring. In 3,5-dimethyl-4-(dimethylamino)benzonitrile (MMD) at 173 K, the dimethylamino group is twisted over an angle of 59.3 (2) \"~ with respect to the phenyl plane. In addition, the amino N(1) atom is not located in the plane of the phenyl ring, with an out-of-plane displacement of 0.117 (5)/~. The N-phenyl bond length in MMD of 1.414 (3)/~ is larger that that in the four other aminobenzonitriles, for which an average bond length of 1.367,~ is found. With DMABN, the crystal structure consists of stacks with an alternating orientation of the molecules. In the crystals of ABN, 3,5-dimethyl-4-(methylamino)benzonitrile (MHD) and 4-amino-3,5-dimethylbenzonitrile (HHD), hydrogen bonding is an important structural element. In ABN and MHD, hydrogen bonds are formed between an amino H atom and the cyano N atom of adjacent molecules. In HHD, each H atom is linked to a cyano N atom of two different neighbouring molecules, in a layered structure consisting of squares and octagons. Temperature-dependent solid-solid phase transitions are observed with all five aminobenzonitriles studied here. Crystals of the low-temperature phase could only be obtained from ABN, with lattice constants which are considerably different from those observed at room temperature."],["dc.format.mimetype","application/pdf"],["dc.identifier.doi","10.1107/S0108768193008523"],["dc.identifier.purl","https://resolver.sub.uni-goettingen.de/purl?goescholar/3406"],["dc.identifier.uri","https://resolver.sub.uni-goettingen.de/purl?gro-2/91660"],["dc.language.iso","en"],["dc.notes.intern","Migrated from goescholar"],["dc.relation.orgunit","Fakultät für Chemie"],["dc.rights","Goescholar"],["dc.rights.access","openAccess"],["dc.rights.uri","https://goescholar.uni-goettingen.de/licenses"],["dc.subject","anorganische Chemie"],["dc.subject.ddc","540"],["dc.title","Structure and crystal packing of 4-aminobenzonitriles and 4-amino-3,5-dimethylbenzonitriles at various temperatures"],["dc.type","journal_article"],["dc.type.internalPublication","yes"],["dc.type.peerReviewed","yes"],["dc.type.version","published_version"],["dspace.entity.type","Publication"]]

[["dc.bibliographiccitation.firstpage","2851"],["dc.bibliographiccitation.journal","Dalton Transactions"],["dc.bibliographiccitation.lastpage","2853"],["dc.contributor.author","Bhaduri, Sumit"],["dc.contributor.author","Sharma, Krishna R."],["dc.contributor.author","Clegg, William"],["dc.contributor.author","Sheldrick, George M."],["dc.contributor.author","Stalke, Dietmar"],["dc.date.accessioned","2009-06-11T10:24:20Z"],["dc.date.accessioned","2021-10-27T13:12:11Z"],["dc.date.available","2009-06-11T10:24:20Z"],["dc.date.available","2021-10-27T13:12:11Z"],["dc.date.issued","1984"],["dc.description.abstract","The compound [Pt2Ir2(CO)7(PPh3)3] has been synthesised from [Pt12(CO)24]2– and [Ir(CO)Cl(PPh3)2]. A single-crystal X-ray structure determination (space group P, Z= 2, R= 0.050 for 5 402 reflections) has shown that the metal atoms adopt a butterfly configuration with the iridium and platinum atoms occupying hinge and wing-tip positions respectively. The mixed-metal cluster is an active catalyst for hydrogenation of"],["dc.format.mimetype","application/pdf"],["dc.identifier.doi","10.1039/DT9840002851"],["dc.identifier.purl","https://resolver.sub.uni-goettingen.de/purl?goescholar/3265"],["dc.identifier.uri","https://resolver.sub.uni-goettingen.de/purl?gro-2/91667"],["dc.language.iso","en"],["dc.notes.intern","Migrated from goescholar"],["dc.relation.orgunit","Fakultät für Chemie"],["dc.rights","Goescholar"],["dc.rights.access","openAccess"],["dc.rights.uri","https://goescholar.uni-goettingen.de/licenses"],["dc.subject","anorganische Chemie"],["dc.subject.ddc","540"],["dc.title","Crystal structure and catalytic properties of a platinum–iridium mixed cluster, [Pt2Ir2(µ-CO)3(CO)4(PPh3)3]"],["dc.type","journal_article"],["dc.type.internalPublication","yes"],["dc.type.peerReviewed","yes"],["dc.type.version","published_version"],["dspace.entity.type","Publication"]]