Results 21 to 30 of about 164,775 (283)

Preparation of Nanoparticles for ToF-SIMS and XPS Analysis [PDF]

Journal of Visualized Experiments, 2020
Nanoparticles have gained increasing attention in recent years due to their potential and application in different fields including medicine, cosmetics, chemistry, and their potential to enable advanced materials. To effectively understand and regulate the physico-chemical properties and potential adverse effects of nanoparticles, validated measurement
Bennet, Francesca, Müller, Anja, Radnik, Jörg, Hachenberger, Yves, Jungnickel, Harald, Laux, Peter, Luch, Andreas, Tentschert, Jutta   +7 more
openaire   +2 more sources

Determining the chronology of deposition of natural fingermarks and inks on paper using secondary ion mass spectrometry [PDF]

, 2014
This study thoroughly explores the use of time-of-flight secondary ion mass spectrometry (ToF-SIMS) for determining the deposition sequence of fingermarks and ink on a porous paper surface.
de Puit, Marcel, Jones, Benjamin, Ismail, Mahado, Reynolds, Alan, Ismail, M, Jones, BJ, Doodkorte, Lisette, Attard-Montalto, N, Ojeda, Jesus J., Doodkorte, L, Bailey, Melanie, Reynolds, A, Jesus Ojeda Ledo, Bailey, M, De Puit, M, Jones, B J, Attard-Montalto, Nicola, Ojeda, JJ, Ojeda, J J   +18 more
core   +1 more source

TOF-SIMS (Michellod et al. 2023)

, 2023
PFA-fixed Olavius algarvensis specimens were embedded in paraffin and cut into 4 µm thick sections. The sections were de-waxed, wrap in aluminium foil and stored in a dessicator until TOF-SIMS analysis.
Manuel Liebeke (426857), Dolma Michellod (14671976), Nicole Dubilier (6976652), Tanja Bien (14689460), Sarah Fearn (3182721), Manuel Kleiner (6585995), Caroline Zeidler (14672009), Daniel Birgel (14689444), Harald R Gruber-Vodicka (8021471), Marlene Violette (14672032)   +9 more
core   +1 more source

The localization of the alkaloids in Coptis chinensis rhizome by time-of-flight secondary ion mass spectrometry

Frontiers in Plant Science, 2022
BackgroundUnderstanding the spatial distribution of active compounds can effectively evaluate the quality of decoction pieces of traditional Chinese medicine (TCM).
Fan He, Yu-Feng Huang, Wei Dai, Xian-You Qu, Jing-Guang Lu, Chi-Chou Lao, Wen-Hui Luo, Dong-Mei Sun, Mei Wei, Sheng-Yuan Xiao, Ying Xie, Liang Liu, Hua Zhou   +12 more
doaj   +1 more source

Screening of important metabolites and KRAS genotypes in colon cancer using secondary ion mass spectrometry

Bioengineering & Translational Medicine, 2021
Time‐of‐flight secondary ion mass spectrometry (TOF‐SIMS) is an imaging‐based analytical technique that can characterize the surfaces of biomaterials.
Kookrae Cho, Eun‐Sook Choi, Sung Young Lee, Jung‐Hee Kim, Dae Won Moon, Jong‐Wuk Son, Eunjoo Kim   +6 more
doaj   +1 more source

Determining the order of deposition of natural latent fingerprints and laser printed ink using chemical mapping with secondary ion mass spectrometry [PDF]

, 2013
Time-of-flight secondary ion mass spectrometry (ToF-SIMS) chemical mapping was used to investigate the order of deposition of natural latent fingerprints and laser printed ink on paper.
Jesus Ojeda Ledo, Jones, Benjamin, Jones, B J, Ojeda, Jesus J, Attard Montalto, N, Attard Montalto, Nicola, Ojeda, J J   +6 more
core   +1 more source

Applications of ToF-SIMS in Surface Chemistry Analysis of Lignocellulosic Biomass: A Review

BioResources, 2016
Time-of-flight secondary-ion mass spectrometry (ToF-SIMS) is an advanced surface-sensitive technique that can provide both spectral and imaging information about materials. Recently, ToF-SIMS has been used for advanced studies of lignocellulosic biomass.
Hong Yan Mou, Shubin Wu, Pedro Fardim
doaj   +1 more source

Time-of-Flight Secondary Ion Mass Spectrometry Analyses of Self-Assembled Monolayers of Octadecyltrimethoxysilane on SiO₂ Substrate

Applied Sciences, 2022
The self-assembled monolayers (SAMs) of organosilanes formed on an oxide substrate are thought to have a polymerized –Si–O–Si– network due to the homocondensation of silanols of hydrolyzed silane headgroups, which is the most significant difference in ...
Heng-Yong Nie, Hamid-Reza Jahangiri-Famenini   +1 more
doaj   +1 more source

Analysis of COSIMA spectra: Bayesian approach [PDF]

Geoscientific Instrumentation, Methods and Data Systems, 2015
We describe the use of Bayesian analysis methods applied to time-of-flight secondary ion mass spectrometer (TOF-SIMS) spectra. The method is applied to the COmetary Secondary Ion Mass Analyzer (COSIMA) TOF-SIMS mass spectra where the analysis can be ...
H. J. Lehto, B. Zaprudin, K. M. Lehto, T. Lönnberg, J. Silén, J. Rynö, H. Krüger, M. Hilchenbach, J. Kissel   +8 more
doaj   +1 more source

ToF-SIMS and Machine Learning for Single-Pixel Molecular Discrimination of an Acrylate Polymer Microarray. [PDF]

Anal Chem, 2020
Combinatorial approaches to materials discovery offer promising potential for the rapid development of novel polymer systems. Polymer microarrays enable the high-throughput comparison of material physical and chemical propertiessuch as surface chemistry
Gardner W, Hook AL, Alexander MR, Ballabio D, Cutts SM, Muir BW, Pigram PJ.   +6 more
europepmc   +2 more sources