Results 21 to 30 of about 1,229,409 (408)

Electrotunable liquid sulfur microdroplets. [PDF]

open access: yes, 2020
Manipulating liquids with tunable shape and optical functionalities in real time is important for electroactive flow devices and optoelectronic devices, but remains a great challenge.
Brongersma, Mark L   +17 more
core   +2 more sources

A new study of an old sink of sulfur in hot molecular cores: the sulfur residue [PDF]

open access: yes, 2015
Sulfur appears to be depleted by an order of magnitude or more from its elemental abundance in star-forming regions. In the last few years, numerous observations and experiments have been performed in order to to understand the reasons behind this ...
Kanuchova, Z.   +5 more
core   +2 more sources

Organic sulfur: a spatially variable and understudied component of marine organic matter [PDF]

open access: yes, 2020
© The Author(s), 2020. This article is distributed under the terms of the Creative Commons Attribution License. The definitive version was published in Longnecker, K., Oswald, L., Soule, M. C. K., Cutter, G. A., & Kujawinski, E. B.
Cutter, Gregory A.   +4 more
core   +2 more sources

Sulfur and Sulfur Compounds in Plant Defence [PDF]

open access: yesNatural Product Communications, 2012
The multiplicity of chemical structures of sulfur containing compounds, influenced in part by the element's several oxidation states, directly results in diverse modes of action for sulfur-containing natural products synthesized as secondary metabolites in plants.
Alan J. Slusarenko   +2 more
openaire   +3 more sources

الخواص الميكانيكية و الحرارية للاسفلت المحور ب [البولي ايثيلين كلايكول و نفايات تنقية كبريت المشراق(البلوداون)] [PDF]

open access: yesمجلة ابحاث كلية التربية الاساسية
تضمنت هذه الدراسة تحسين مواصفات اسفلت الدورة باستخدام المخلفات الكبريتية (البلوداون) الناتجة عن تنقية الكبريت في منجم كبريت المشراق بطريقة المعاملة الحرارية، بالإضافة إلى استخدام مزيج من المخلفات الكبريتية والبولي ايثلين كلايكول في تعديل الإسفلت.
سعد صالح احمد   +2 more
doaj   +1 more source

The Effect of Sulfur Sources, Levels and Time of Addition on Kinetics of Sulfur. [PDF]

open access: yesAl-Qadisiyah Journal For Agriculture Sciences, 2017
A field experiment has been conducted at Suwera Researches Station in Wasit Governorate in spring season 2015 in clay loam in order to study the effect of sulfur sources R1 agriculture sulfur (90% sulfur) R2-foam sulfur (75% sulfur) at the levels of 0 ...
A. S. Jabir, K. H. Habeeb
doaj   +1 more source

Investigating Past Livestock Mobility Using δ34S Stable Isotopes: Three Preliminary Case Studies From Prehistoric Croatia

open access: yesOpen Quaternary, 2022
The benefit of including sulfur (δ34S) stable isotopes in studies of past human diet and migration is increasingly clear, but δ34S analyses remain underutilized in addressing other patterns of mobility, animal management, and environmental change in the ...
E. Zavodny   +6 more
doaj   +1 more source

Effect of Sulfur and Acid Soluble Aluminum Content on Precipitate and Microstructure of Grain-Oriented Silicon Steel [PDF]

open access: yesArchives of Metallurgy and Materials, 2018
The combined effect of sulfur (S) and acid soluble aluminum (Als) content on precipitates and microstructures in grainoriented silicon steel were investigated.
B. Zhou   +6 more
doaj   +1 more source

Investigation of the occurrence characteristics of organic components in high-sulfur waste residues (HSWR)

open access: yesFrontiers in Environmental Science, 2022
High-sulfur waste residues (HSWR) is a typical byproduct produced in the printing and dyeing industry that has hazardous properties, such as flammability and reactivity, etc. It is of great significance for the directional and harmless treatment of waste
Zhongbing Wang   +16 more
doaj   +1 more source

Large sulfur isotope fractionations in Martian sediments at Gale crater [PDF]

open access: yes, 2017
Variability in the sulfur isotopic composition in sediments can reflect atmospheric, geologic and biological processes. Evidence for ancient fluvio-lacustrine environments at Gale crater on Mars and a lack of efficient crustal recycling mechanisms on the
AS Yen   +31 more
core   +1 more source

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