Semi-bridging σ-silyls as Z-type ligands

2020 ◽  
Vol 56 (24) ◽  
pp. 3532-3535 ◽  
Author(s):  
Benjamin J. Frogley ◽  
Anthony F. Hill ◽  
Manab Sharma ◽  
Arup Sinha ◽  
Jas S. Ward

The reactions of SiHPh(NCH2PPh2)2C6H4-1,2 with zerovalent group 10 reagents afford the homoleptic bimetallic complexes [M2{μ-κ3-Si,P,P′-SiPh(CH2PPh2)2C6H4}2] (M = Ni, Pd, Pt) in which the M–M bond is unsymmetrically bridged by two σ-silyl groups.


2014 ◽  
Vol 758 ◽  
pp. 29-35 ◽  
Author(s):  
Christian Sarcher ◽  
Saeid Farsadpour ◽  
Leila Taghizadeh Ghoochany ◽  
Yu Sun ◽  
Werner R. Thiel ◽  
...  


Author(s):  
E. F. Chernikova ◽  
M. M. Nekrasova ◽  
I. A. Potapova

The analysis of the influence of the duration of shift work on the incidence of diseases of the digestive system (DDS) was carried out using the example of a group of traffic police officers. A significant increase in the incidence of DDS in the probation group 10 years or more compared to the group of up to 5 years indicates a high occupational conditionality of diseases of the digestive system.



1978 ◽  
Vol 43 (3) ◽  
pp. 746-752 ◽  
Author(s):  
Josef Pola ◽  
Václav Chvalovský


2021 ◽  
Author(s):  
M. Trinidad Martín ◽  
Mario Marín ◽  
Raquel J. Rama ◽  
Eleuterio Alvarez González ◽  
Celia Maya ◽  
...  

Bulky terphenyl phosphane ligands PMe2Ar’ (Ar’ = terphenyl group) facilitate the isolation of zero-valent bis-phosphane complexes of nickel, palladium and platinum. The former show coordination numbers greater than two in...



2021 ◽  
Vol 60 (3) ◽  
pp. 1277-1283
Author(s):  
Ebube E. Oyeka ◽  
Daichi Oka ◽  
Eunsang Kwon ◽  
Tomoteru Fukumura


2021 ◽  
Vol 11 (1) ◽  
Author(s):  
Ruiqing Zhu ◽  
Hui Wang ◽  
Xinping Xu ◽  
Li Zhao ◽  
Jing Zhang ◽  
...  

AbstractPrevious studies have shown that single-frequency microwave radiation can lead to cognitive decline in rats. However, few studies have focused on the combined effects of irradiation with different frequencies of microwaves. Our research aimed to investigate the effects of 1.5 GHz and 4.3 GHz microwave radiation, singly and in combination, on cognitive function and hippocampal tissue structure in rats. A total of 140 male Wistar rats were randomly divided into 4 groups: the S group (sham radiation group), L10 group (10 mW/cm2 1.5 GHz group), C10 group (10 mW/cm2 4.3 GHz band group) and LC10 group (10 mW/cm2 1.5 and 4.3 GHz multi-frequency radiation group). For 1–28 days after microwave radiation, we analyzed the average escape latency for the Morris water maze task, electroencephalograms, change in hippocampal tissue structure and ultrastructure, content of the Nissl body in the hippocampus, and activities of lactate dehydrogenase and succinate dehydrogenase. Compared to the S group, all exposure groups showed varying degrees of learning and memory decline and hippocampal structural damage. The results showed that 1.5 GHz and 4.3 GHz microwave radiation was able to induce cognitive impairment and hippocampal tissue damage in rats and combined radiation with both frequencies caused more serious injuries, but none of these damaging effects varied with microwave frequency.



Nanoscale ◽  
2021 ◽  
Author(s):  
Conor Patrick Cullen ◽  
Cormac Ó Coileáin ◽  
John B McManus ◽  
Oliver Hartwig ◽  
David McCloskey ◽  
...  

Group-10 transition metal dichalcogenides (TMDs) are rising in prominence within the highly innovative field of 2D materials. While PtS2 has been investigated for potential electronic applications, due to its high...



RSC Advances ◽  
2020 ◽  
Vol 10 (60) ◽  
pp. 36452-36458
Author(s):  
Jan Plutnar ◽  
Zdeněk Sofer ◽  
Martin Pumera

Nanoparticles or films of group 10 transition metals or their phosphides can be produced on the surface of black phosphorus (BP) from the solutions of the respective M(ii) salts (M = Ni, Pd, Pt) utilizing BP as a reducing agent.



2019 ◽  
Vol 55 (75) ◽  
pp. 11279-11282 ◽  
Author(s):  
Kuiyuan Wang ◽  
Timothy J. Prior ◽  
Carl Redshaw

Homo-dinuclear Co or Zn complexes derived from a [2+2] Schiff-base macrocycle revealed near inactivity for the ring opening polymerization of δ-valerolactone and ε-caprolactone, whereas hetero-bimetallic complexes were efficient catalysts.



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