Results 41 to 50 of about 97,415 (180)

Silver(I) complexes with nitrile ligands: new materials with versatile applications [PDF]

open access: yesAppl Organomet Chem. 2023;37:e7207
In the present study, the structure, thermal stability, conductive properties, and antimicrobial activity of silver(I) complexes with nitrile ligands were investigated. For the construction of the materials, 2 cyanopyridine (2-cpy), 4-cyanopyridine (4-cpy), 1,2-dicyanobenzene (1,2-dcb), and 1,3 dicyanobenzene (1,3-dcb) were used in addition to the ...
arxiv   +1 more source

Calibration of the NDHA model to describe N2O dynamics from respirometric assays [PDF]

open access: yes, 2017
The NDHA model comprehensively describes nitrous oxide (N2O) producing pathways by both autotrophic ammonium oxidizing and heterotrophic bacteria. The model was calibrated via a set of targeted extant respirometric assays using enriched nitrifying biomass from a lab-scale reactor.
arxiv   +1 more source

Psychosocial and sexual health among men with and without HIV who have sex with men: A cross‐sectional nationwide study in Denmark

open access: yesHIV Medicine, Volume 25, Issue 11, Page 1203-1217, November 2024.
Abstract Objectives The HIV/AIDS epidemic has disproportionately affected men who have sex with men (MSM) since its onset. Despite important medical advancements in treatment, the enduring effects of living with HIV continue to adversely impact the health and well‐being of this population. This cross‐sectional nationwide study examined psychosocial and
Ditte Scofield   +10 more
wiley   +1 more source

Stability of Nitrogen in Planetary Atmospheres in Contact with Liquid Water [PDF]

open access: yes, 2019
Molecular nitrogen is the most commonly assumed background gas that supports habitability on rocky planets. Despite its chemical inertness, nitrogen molecule is broken by lightning, hot volcanic vents, and bolide impacts, and can be converted into soluble nitrogen compounds and then sequestered in the ocean.
arxiv   +1 more source

THE CHANGES IN THE VENOUS BLOODFLOW ON ADMINISTRATION OF AMYL NITRITE

open access: yesJournal of Experimental Medicine, 1910
PLA~E XXIV. The question as to whether the characteristic changes in general blood-pressure resulting from the introduction of amyl nitrite are caused by a direct inhibitory influence upon the plain muscle cells of the peripheral vascular channels or ...
R. Burton-Opitz, H. F. Wolf
semanticscholar   +1 more source

Morphological analysis of ultra fine α-MnO2 nanowires under different reaction conditions [PDF]

open access: yesMaterials Letters, Volume 158, 1 November 2015, Pages 309-312, 2018
A simple hydrothermal method was developed for the synthesis of ultra fine single-crystal {\alpha}-MnO2 nanowires by only using potassium permanganate and sodium nitrite in acidic solution, without any seed or template. Detailed analysis of the obtained nanowires was done using X-ray diffraction (XRD), Fourier transform infrared spectroscopy (FTIR) and
arxiv   +1 more source

Superstatistical approach to air pollution statistics [PDF]

open access: yesPhys. Rev. Research 2, 013019 (2020), 2019
Air pollution by Nitrogen Oxides (NOx) is a major concern in large cities as it has severe adverse health effects. However, the statistical properties of air pollutants are not fully understood. Here, we use methods borrowed from nonequilibrium statistical mechanics to construct suitable superstatistical models for air pollution statistics.
arxiv   +1 more source

Chemistry of Strigolactones, Key Players in Plant Communication

open access: yesChemBioChem, Volume 25, Issue 12, June 17, 2024.
Natural strigolactones (SLs), plant hormones and allelochemicals are reviewed here as analogs, mimics and probes developed to study their biological activities. All stable isotope‐labeled SLs, essential for the quantification of their corresponding SLs are also reviewed. The syntheses of all these compounds are presented.
Suzanne Daignan‐Fornier   +2 more
wiley   +1 more source

Temperature Evolution of Sodium Nitrite Structure in a Restricted Geometry [PDF]

open access: yes, 2002
The NaNO$_{2}$ nanocomposite ferroelectric material in porous glass was studied by neutron diffraction. For the first time the details of the crystal structure including positions and anisotropic thermal parameters were determined for the solid material, embedded in a porous matrix, in ferro- and paraelectric phases.
arxiv   +1 more source

Trends in illicit drug use and their association with HIV transmission risks from behavioural surveillance of Australian gay and bisexual men

open access: yesDrug and Alcohol Review, Volume 43, Issue 2, Page 539-550, February 2024.
Abstract Introduction Investigating drug trends among Australian gay and bisexual men (GBM) is crucial for understanding levels of use and the potential for harm, including HIV transmission risk. Method Using repeated, national, cross‐sectional survey data collected between 2012 and 2021 (69,567 surveys), trends of recent (previous 6 months) and ...
Jumpei Takeuchi   +7 more
wiley   +1 more source

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