Results 31 to 40 of about 2,445,321 (304)

Petrographic and Geochemical Analyses of Kirana Hills Shield Rocks around Sargodha and Economic Potential [PDF]

open access: yesInternational Journal of Economic and Environment Geology, 2017
The present study deals with geochemical and petrographic analysis of the Kirana Hill shield rocks of Punjab plains from Buland, Hachi, Shaheen Abad, Shaikh and Machh hills.
Muhammad Waseem Khan   +3 more
doaj  

Physico-Chemical Properties and Chemical Analysis of Wildflower Honey Before and After the Addition of Spirulina (Arthrospira platensis)

open access: yesMolecules
In this study, in order to verify the effects due to the addition of spirulina (Arthrospira platensis) in a food product, a wildflower honey was analyzed in terms of chemical composition, physicochemical properties and antioxidant activity before and ...
Cosimo Taiti   +4 more
doaj   +1 more source

Polychromy and gilding in the Gandharan sculptures from Pakistan and Afghanistan: samplings from Museum Guimet in Paris, Civic Archaeological Museum of Milan and Museum of Oriental Art of Turin

open access: yesRestauro Archeologico, 2019
This paper will discuss the scientific results of a recent sampling of the polychrome and gilded stone, stucco and clay sculptures of Gandharan art not yet published.
Simona Pannuzi   +3 more
doaj   +1 more source

Hybrid materials based on Fe2O3/metal-oxide reinforced polyaniline: Synthesis, characterization and their electrochemical properties

open access: yesENP Engineering Science Journal, 2023
Polyaniline (PANI)-Fe2O3/CuO and PANI -Fe2O3/ZnO hybrid materials were developed and prepared by in situ polymerization at 0°C using ammonium persulfate as oxidant.
Fatima zohra Zeggai   +4 more
doaj   +1 more source

Efficacy and Safety Analysis of Roxarestat in Regulating Renal Anemia in Patients on Maintenance Hemodialysis

open access: yesTherapeutic Apheresis and Dialysis, EarlyView.
ABSTRACT Objective To compare the efficacy and safety of roxarestat versus recombinant human erythropoietin (rhEPO) in the management of renal anemia in patients undergoing maintenance hemodialysis. Methods This was a prospective, open‐label, randomized controlled trial.
Lingling Chen, Junjie Zhu, Qiaonan Ge
wiley   +1 more source

Composite Compost Produced from Organic Waste

open access: yesPresent Environment and Sustainable Development, 2016
The soil fertilization in ecological agriculture is done mostly using organic fertilizers. Some of them are prepared as compost from waste, but other haven’t, until now, any recycling possibility.
Lăcătuşu Radu   +2 more
doaj   +1 more source

The pyroclastic komatiite complex at Sattasvaara in northern Finland [PDF]

open access: yesBulletin of the Geological Society of Finland, 1985
The Sattasvaara komatiite complex is part of an extensive zone of explosive komatiitic volcanism which may have been a significant stage in the Lapponian evolution regarded as Archean.
M. Saverikko
doaj   +1 more source

Revealing the structure of land plant photosystem II: the journey from negative‐stain EM to cryo‐EM

open access: yesFEBS Letters, EarlyView.
Advances in cryo‐EM have revealed the detailed structure of Photosystem II, a key protein complex driving photosynthesis. This review traces the journey from early low‐resolution images to high‐resolution models, highlighting how these discoveries deepen our understanding of light harvesting and energy conversion in plants.
Roman Kouřil
wiley   +1 more source

Italian leech-shaped glass fibula bow from the Hallstatt period discovered in Poland

open access: yesArcheologické Rozhledy, 2016
The article presents the results of a laboratory analysis of the glass of a leech-shaped fibula bow discovered in a Hallstatt C grave in Gorszewice, Greater Poland.
Tomasz Purowski   +2 more
doaj   +1 more source

Mapping the evolution of mitochondrial complex I through structural variation

open access: yesFEBS Letters, EarlyView.
Respiratory complex I (CI) is crucial for bioenergetic metabolism in many prokaryotes and eukaryotes. It is composed of a conserved set of core subunits and additional accessory subunits that vary depending on the organism. Here, we categorize CI subunits from available structures to map the evolution of CI across eukaryotes. Respiratory complex I (CI)
Dong‐Woo Shin   +2 more
wiley   +1 more source

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