Results 31 to 40 of about 3,866,964 (327)

SQUID-SIMS is a useful approach to uncover primary signals in the Archean sulfur cycle [PDF]

open access: yes, 2014
The Agouron Institute and National Aeronautic and Space Administration Exobiology Award NNX09AM91G supported this work.Many aspects of Earth's early sulfur cycle, from the origin of mass-anomalous fractionations to the degree of biological participation,
Guan, Yunbin   +19 more
core   +1 more source

Promoting polysulfides redox conversion by sulfur-deficient ZnS1−x hollow polyhedrons for lithium-sulfur batteries

open access: yesMaterials & Design, 2021
Lithium-sulfur (Li-S) batteries are deemed as the attractive systems for high-energy storage. However, the polysulfides shuttling with slow redox kinetics has seriously hindered their practical applications. Herein, sulfur-deficient zinc sulfide (ZnS1−x)
Wanjie Gao   +5 more
doaj   +1 more source

Metagenome and Metatranscriptome Revealed a Highly Active Sulfur Cycle in an Oil-Immersed Hydrothermal Chimney in Guaymas Basin

open access: yesFrontiers in Microbiology, 2015
The hydrothermal vent system is a typical chemosynthetic ecosystem in which microorganisms play essential roles in the geobiochemical cycling. Although it has been well recognized that the inorganic sulfur compounds are abundant and actively converted ...
Ying eHe   +8 more
doaj   +1 more source

Sulfur-Doped Carbon for Potassium-Ion Battery Anode: Insight into the Doping and Potassium Storage Mechanism of Sulfur

open access: yes, 2022
The sulfur doping strategy has been attracting extensive interest in potassium-ion battery carbon anodes for the dual potential of improving the capacity and kinetics of carbon anodes. Understanding the doping and potassium storage mechanism of sulfur is
Tong Shen (369797)   +5 more
core   +1 more source

Chemical Diversity and Biochemical Transformation of Biogenic Organic Sulfur in the Ocean

open access: yesFrontiers in Marine Science, 2020
Organic sulfur compounds are not only essential for organismal survival but also indispensable for the sulfur cycle. Over the past few decades, dimethylsulfoniopropionate (DMSP) and dimethyl sulfide (DMS) cycling in the upper ocean have been well ...
Kai Tang
doaj   +1 more source

Climate Change Impacts on the Marine Cycling of Biogenic Sulfur: A Review

open access: yes, 2022
A key component of the marine sulfur cycle is the climate-active gas dimethylsulfide (DMS), which is synthesized by a range of organisms from phytoplankton to corals, and accounts for up to 80% of global biogenic sulfur emissions.
Gabric, A   +5 more
core   +1 more source

Microbial communities related to the sulfur cycle in the Sansha Yongle Blue Hole

open access: yesMicrobiology Spectrum, 2023
The Sansha Yongle Blue Hole (SYBH), the deepest blue hole in the world, is an excellent habitat for revealing biogeochemical cycles in the anaerobic environment.
Kai Sun   +10 more
doaj   +1 more source

Sulfur Cycling in the Water Columns of Lakes and Oceans [PDF]

open access: yes, 2021
Sulfur is a critical bioelement central to many of Earth’s biogeochemical cycles. Studies of sulfur have overwhelmingly focused on sediments, where transformations between organic and inorganic sulfur phases drive short-term biological reactions and long-
Phillips, Alexandra Atlee
core   +1 more source

Detangling electrolyte chemical dynamics in lithium sulfur batteries by operando monitoring with optical resonance combs

open access: yesNature Communications, 2023
Challenges in enabling next-generation rechargeable batteries with lower cost, higher energy density, and longer cycling life stem not only from combining appropriate materials, but from optimally using cell components.
Fu Liu   +6 more
doaj   +1 more source

Liquid Graphene Oxide Binder and Modified Glass Fiber Separator for Lithium Sulfur Battery with Highly Improved Cycling Performance

open access: yes, 2021
Lithium sulfur (Li-S) batteries with high theoretical energy density (~2.5 kWh kg-1) and high theoretical gravimetric capacity (1672 mAh g-1) have drawn great attention as they are promising candidates for large scale energy storage devices ...
Maryam Sadat, Kiai
core   +1 more source

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