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Examples of -Valent


14 examples:

Two neutral compounds containing a zero-valent s-block metal, beryllium, have now been isolated and fully characterized.
(Nature Chemistry, )

The field of high-valent uranium chemistry has been dominated by the linear uranyl moiety
(Nature Chemistry, )

Now, an experimental system that can accurately model and predict reactivity has been developed to aid high-valent catalyst design.
(Nature Chemistry, )

Mixed-valent one-dimensional platinum chains are interesting inorganic compounds with potential applications in molecular electronics.
(Nature Communications, )

Now, a simple method for measuring ligand donor properties promises to elevate high-valent early transition metal catalysis to the same level.
(Nature Chemistry, )

Catalysis involving high-valent metals is an important facet of modern chemistry, but tools for catalyst development in this field have lagged behind those for low-valent systems.
(Nature Chemistry, )

The new 13-valent pneumococcal conjugate vaccine appears to be as safe as the previous version used prior to 2010, the 7-valent pneumococcal conjugate vaccine, according to a new study.
(Science Daily - News, )

For reduction of water to H2, complexes of low-valent uranium show the highest potential, but are known to react violently and uncontrollably forming stable bridging oxo or uranyl species.
(Nature, )

Infrared spectra acquired during photoelectrochemical water oxidation have now allowed these holes to be identified as high-valent iron–oxo intermediate species involved in the water oxidation reaction.
(Nature Chemistry, )

The new 9-valent human papillomavirus vaccine, can potentially prevent 80 percent of cervical cancers in the United States, if given to all 11- or 12-year-old children before they are exposed to the virus.
(Science Daily - News, )

The study also found the 9-Valent vaccine, under the trademark of Gardasil-9, has the potential to protect against an additional 8 percent of oropharyngeal cancers, which include the base of the tongue and tonsils.
(Science Daily - News, )

Below ∼150 K, mixed-valent iron oxide Fe4O5 has now been shown to undergo an unusual charge-ordering phase transition that involves the competing formation of iron dimers and trimers, and leads to a significant increase in electrical resistivity.
(Nature Chemistry, )

A careful study of the low-valent, quasi-two-dimensional trilayer metallic nickelate Pr4Ni3O8 is presented, revealing this system to be a close analogue of cuprate systems, and offering tantalizing hope that it may superconduct if appropriate electron doping can be achieved.
(Nature Physics, )

Low-valent late transition-metal catalysis has become indispensable to chemical synthesis, but homogeneous high-valent transition-metal catalysis is underdeveloped, mainly owing to the reactivity of high-valent transition-metal complexes and the challenges associated with synthesizing them.
(Nature, )

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