Results 91 to 100 of about 1,418,099 (244)

FT-IR fitting spectra of anthracite in 3000–2800 cm-1 band.

open access: yes, 2022
FT-IR fitting spectra of anthracite in 3000–2800 cm-1 band.
Fengxiao Wang (13876981)   +6 more
core   +1 more source

Self‐Assembled Crystalline Peptoid Nanomaterials as Metal‐Free Enzyme Mimics for Enhanced Carbon Dioxide Hydration and Precipitation

open access: yesAdvanced Functional Materials, EarlyView.
Inspired by metal‐free carbonic anhydrases (CAs) that achieve efficient catalysis without metal cofactors, we herein report a sequence‐defined supramolecular peptoid platform that mimics metal‐free CAs and exhibits hydrolytic activity via a supramolecular assembly‐mediated proton‐transfer mechanism.
Progyateg Chakma   +8 more
wiley   +1 more source

Synthesis, FT–IR characterization and crystal structure of aqua(5,10,15,20-tetraphenylporphyrinato-κ4N)manganese(III) trifluoromethanesulfonate

open access: yesActa Crystallographica Section E: Crystallographic Communications, 2016
In the title salt, [Mn(C44H28N4)(H2O)](CF3SO3) or [MnIII(TPP)(H2O)](CF3SO3) (where TPP is the dianion of 5,10,15,20-tetraphenylporphyrin), the MnIII cation is chelated by the four pyrrole N atoms of the porphyrinate anion and additionally coordinated by ...
Wafa Harhouri   +4 more
doaj   +1 more source

FT-IR spectra of in-house sericin extract and commercial sericin.

open access: yes, 2022
FT-IR spectra of in-house sericin extract and commercial sericin.
Chayanee Noosak (12184560)   +4 more
core   +1 more source

Deciphering the Photopolymerization‐Induced Nanostructures and Interface Formation for Submicrometer Additive Manufacturing

open access: yesAdvanced Functional Materials, EarlyView.
This work reveals the UV‐curing‐induced monomer‐rich domain, oligomer‐rich domain, and entangled oligomer domain. The cured submicron films in stressed state induce interlayer nano‐wrinkle structures during the deposition of the second layer. Stress‐free cured films in relaxed state form non‐diffusive, diffusive and semi‐diffusive interlayer ...
Shouzheng Chen   +13 more
wiley   +1 more source

Charge‐Polarized Ni─S4 Single‐Atom Sites Drive Selective Photoreforming of Poly(lactic acid) to Lactate and Hydrogen

open access: yesAdvanced Functional Materials, EarlyView.
Atomically dispersed Ni–S4 sites on CdS nanorods induce interfacial charge polarization, directing photogenerated electrons to H2 evolution and holes to selective ester‐bond cleavage of poly(lactic acid). Without sacrificial reagents, this charge‐coupled system produces lactate while suppressing overoxidation, achieving an H2 evolution rate of 41.74 ...
Yu Yao   +8 more
wiley   +1 more source

Effect of Water on HEMA Conversion by FT-IR Spectroscopy

open access: yesFrontiers in Dentistry, 2007
Objective: The use of HEMA as a biocompatible material in dentin bonding systems and its potential for clinical applications has been well established. Excess water can affect conversion of bonding resins.
TS. Jafarzadeh Kashi   +2 more
doaj  

Infrared spectroscopy - alternative instrumental tool for control of bioethanol production.

open access: yesKvasný průmysl, 2009
We investigated the possibility of application of FT-IR (Fourier transformed infrared spectroscopy) and FT-NIR (Fourier transformed near infrared spectroscopy) for analysis of mash parameters.
Ladislav TENKL   +3 more
doaj   +1 more source

Lewis Acid Site Engineering in MOF‐Derived Aluminum Oxide/Carbon Composites for Dechlorination of Waste Plastic Pyrolysis Oil

open access: yesAdvanced Functional Materials, EarlyView.
Controlled carbonization of an Al‐MOF partially decomposes its linkers, exposing coordinatively unsaturated Al centers within an oxide/carbon composite. The resulting Lewis acid sites, rather than surface area, govern organochlorine capture: the composite removes chemically diverse organochlorines from waste plastic pyrolysis oil, outperforms a ...
Seong Cheon Kim   +6 more
wiley   +1 more source

Evaluation of Turmeric Powder Adulterated with Metanil Yellow Using FT-Raman and FT-IR Spectroscopy

open access: yesFoods, 2016
Turmeric powder (Curcuma longa L.) is valued both for its medicinal properties and for its popular culinary use, such as being a component in curry powder.
Sagar Dhakal   +5 more
doaj   +1 more source

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