A New High-Temperature Superconductor: Bi2Sr3-x Cax Cu2O8+y

MA Subramanian, CC Torardi, JC Calabrese… - Science, 1988 - science.org
A new superconductor that displays onset behavior near 120 K has been identified as Bi 2
Sr 3-x Ca x Cu 2 O 8+y with x ranging from about 0.4 to 0.9. Single crystal x-ray diffraction …

Ferromagnetic behavior of [Fe (C5Me5) 2]+. bul.[TCNE]-. bul.. Structural and magnetic characterization of decamethylferrocenium tetracyanoethenide,[Fe (C5Me5) 2]+ …

JS Miller, JC Calabrese, H Rommelmann… - Journal of the …, 1987 - ACS Publications
The reaction of decamethylferrocene, Fe (C5Me5) 2, and tetracyanoethylene, TCNE, leads
to theisolation of two products;[Fe (C5Me5) 2],+[TCNE]" and [Fe (C5Me5) 2]*+[C3 (CN) 5]". …

Crystal Structure and Optical Properties of Cd32S14(SC6H5)36. DMF4, a Cluster with a 15 Angstrom CdS Core

N Herron, JC Calabrese, WE Farneth, Y Wang - Science, 1993 - science.org
Recrystallization of the solid Cd 10 S 4 (SC 6 H 5 ) 12 from a solution of pyridine and N,N-dimethylformamide
(DMF) results in the formation of the cluster Cd 32 S 14 (SC 6 H 5 ) 36 ⋅…

Palladium-catalyzed alkylations in aqueous media

AL Casalnuovo, JC Calabrese - Journal of the American Chemical …, 1990 - ACS Publications
Conclusion. The crystal structures we have reported, in con-junction with prior evidence in
the literature, support the notion that macrocyclization of ethylene sulfide oligomers is not an …

Molecular engineering of solid-state materials: organometallic building blocks

PJ Fagan, MD Ward, JC Calabrese - Journal of the American …, 1989 - ACS Publications
The syntheses of the reagents [Cp* Ru (CH3CN) 3]+(OTr)(1)(Cp*= 7j-C5 (CH3) 5; OTf=
CF3S03) and [Cp* Ru ((i3-Cl)] 4 (2) are reported. Reaction of 1 with aromatic hydrocarbons that …

Homoleptic carbene-silver (I) and carbene-copper (I) complexes

AJ Arduengo III, HVR Dias, JC Calabrese… - …, 1993 - ACS Publications
Gold-carbene complexes appear to be quite stable and have been widely studied. 1-26
Although the other transition group I metals, copper and silver, have very common usage as …

The Chemical Nature of Buckminsterfullerene (C60) and the Characterization of a Platinum Derivative

PJ Fagan, JC Calabrese, B Malone - Science, 1991 - science.org
Little is known about the chemical nature of the recently isolated carbon clusters (C 60 , C
70 , C 84 , and so forth). One potential application of these materials is as highly dispersed …

Electrophilic metal precursors and a β-diimine ligand for nickel (II)-and palladium (II)-catalyzed ethylene polymerization

…, A Parthasarathy, WJ Marshall, JC Calabrese… - …, 1997 - ACS Publications
The α-diimine ligand ArN C(Me)C(Me) NAr (Ar = 2,6-C 6 H 3 - i Pr 2 ) reacts with Pd(OAc) 2
in the presence of HBF 4 ·Et 2 O, or [Pd(MeCN) 4 ](BF 4 ) 2 in the absence of acid, to give …

Metallacycle transfer from zirconium to main group elements: a versatile synthesis of heterocycles

…, WA Nugent, JC Calabrese - Journal of the American …, 1994 - ACS Publications
The reaction of zirconium metallacycles is used to produce a variety of main group heterocycles
including borole Diels-Alder dimers, gallóles, indacyclopentadienes, siloles, germoles, …

Novel polypyrazolylborate ligands: coordination control through 3-substituents of the pyrazole ring

S Trofimenko, JC Calabrese, JS Thompson - Inorganic Chemistry, 1987 - ACS Publications
The synthesis, structures and coordination chemistry of a series of
polypyrazolylborateligands,[HnBlS-Rpz)^,]", are presented, where R is a rert-butyl or phenyl group. …