Results 91 to 100 of about 27,226 (298)

Heterogeneous catalytic nitration of benzene [PDF]

open access: yes, 2017
nitroaromatic compounds using solid acid catalysts, as an alternative to industrial nitration, based on a mixture of concentrated acids. The influence of key parameters of the nitration process (temperature, reagent flow rate, nitrating agent ...
Габова, Н. Е.
core  

The Nitration of Brominated Pyrazoles in Aqueous Sulfuric Acid

open access: yes, 1979
Nitration in 80% sulfuric acid of 4-bromopyrazoles gives rise to considerable nitrodebromination. Compounds with no alkyl or aryl substituent on nitrogen give only the 4-nitro products (except 4-bromo-3-phenylpyrazole which gives the p-nitrophenyl ...
RT Weavers   +3 more
core   +1 more source

4D–Printed Photothermally Actuated Soft Microgripper on an Optical Fiber Tip for Biomedical Applications

open access: yesAdvanced Materials Technologies, EarlyView.
In this study, we developed a light–driven soft microgripper by 3D–printing a photo–crosslinkable, temperature–responsive hydrogel with embedded silver particles onto an optical fiber tip. The microgripper actuates via photothermal effects at cell culture temperature and can gently grasp spheroids without minimal damage, offering a compact, actuator ...
Shogo Oishi   +7 more
wiley   +1 more source

Protein tyrosine nitration

open access: yesRedox Biochemistry and Chemistry
Protein tyrosine nitration is a post-translational modification originating from the biological chemistry of nitric oxide. This article highlights key milestones, discusses apparent controversies and perspectives that have emerged in the last 35 years of
Harry Ischiropoulos
doaj   +1 more source

Processing‐Driven Engineering of Transparent Conductive In‐Zn‐O Thin Films: A Comparative Study of Spin‐Coating, Inkjet Printing, and Screen Printing

open access: yesAdvanced Materials Technologies, EarlyView.
Transparent, electrically conductive In–Zn–O thin films are solution‐processed by spin coating, inkjet printing, and, as demonstrated here for the first time, screen printing. The chosen deposition technique determines the solution composition, which in turn governs the resulting microstructure and optoelectronic performance.
Danjela Kuscer   +3 more
wiley   +1 more source

Technical Feasibility Study of Autonomous Field Robot‐Based on‐the‐go Assessment of Soil Nutrients Using Ion‐Sensitive Field‐Effect Transistors

open access: yesAdvanced Robotics Research, EarlyView.
Autonomous field robots equipped with ISFET‐based sensors enable rapid, spatially resolved soil nutrient analysis directly in the field. An automated system based on the BoniRob platform is presented for standardized on‐site extraction and measurement of key macronutrients and soil pH.
Vadim Riedel   +3 more
wiley   +1 more source

The impact of nitration on the structure and immunogenicity of the major birch pollen allergen Bet v 1.0101.

open access: yesPLoS ONE, 2014
Allergy prevalence has increased in industrialized countries. One contributing factor could be pollution, which can cause nitration of allergens exogenously (in the air) or endogenously (in inflamed lung tissue).
Chloé Ackaert   +13 more
doaj   +1 more source

Protein tyrosine nitration in higher plants grown under natural and stress conditions

open access: yesFrontiers in Plant Science, 2013
Protein tyrosine nitration is a post-translational modification (PTM) mediated by reactive nitrogen species (RNS) that is linked to nitro-oxidative damages in plant cells.
Francisco J Corpas   +3 more
doaj   +1 more source

From Pores to Pavement: Advanced Modeling of Aluminosilicates for Scalable Carbon Capture in Concrete

open access: yesAdvanced Science, EarlyView.
This study presents a transferable modeling framework for carbon capture using aluminosilicates, integrating Universal Isotherm Modeling with experimental data. It reveals how ultramicropores, alumina content, and amine functionalization influence CO2 adsorption energetics.
Pooja Anil Kumar Nair   +4 more
wiley   +1 more source

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