Effects of buffer gas on N-doped graphene in a non-thermal plasma process
Sign Up to like & getrecommendations! Published in 2021 at "Diamond and Related Materials"
DOI: 10.1016/j.diamond.2021.108548
Abstract: Abstract A non-thermal plasma process based on a magnetically stabilized gliding arc discharge (MSGAD) at atmospheric pressure is developed for the synthesis of nitrogen-graphene nano-flakes (N-GNFs). Using propane as a precursor, N-GNFs with low relative… read more here.
Keywords: thermal plasma; spectroscopy; buffer gas; non thermal ... See more keywords
Accuracy of reduced mobilities and measurement of instrumental parameters in ion mobility spectrometry
Sign Up to like & getrecommendations! Published in 2017 at "International Journal of Mass Spectrometry"
DOI: 10.1016/j.ijms.2017.05.018
Abstract: Abstract Ion mobility spectrometry (IMS) separates gas-phase ions drifting under an electric field according to their size to charge ratio. We used electrospray ionization-drift tube IMS coupled to quadrupole mass spectrometry to obtain the mobilities… read more here.
Keywords: spectrometry; buffer gas; gas; instrumental parameters ... See more keywords
High-resolution laser-induced fluorescence spectroscopy of 28Si16O+ and 29Si16O+ in a cryogenic buffer-gas cell
Sign Up to like & getrecommendations! Published in 2022 at "Journal of Molecular Spectroscopy"
DOI: 10.1016/j.jms.2022.111582
Abstract: The electronic, laser-induced fluorescence spectrum of the $B^2\Sigma^+\leftarrow X^2\Sigma^+$ transition in $^{28}$Si$^{16}$O$^+$ and $^{29}$Si$^{16}$O$^+$ has been recorded in a cryogenic buffer gas cell at $\approx$ 100 K. Molecular constants are extracted for both $^{28}$Si$^{16}$O$^+$ and… read more here.
Keywords: laser induced; cryogenic buffer; gas cell; spectroscopy ... See more keywords
Observation of Slow Eigen-Zundel Interconversion in H+(H2O)6 Clusters upon Isomer-Selective Vibrational Excitation and Buffer Gas Cooling in a Cryogenic Ion Trap.
Sign Up to like & getrecommendations! Published in 2023 at "Journal of the American Society for Mass Spectrometry"
DOI: 10.1021/jasms.3c00007
Abstract: The formation of isomers when trapping floppy cluster ions in a temperature-controlled ion trap is a generally observed phenomenon. This involves collisional quenching of the ions initially formed at high temperature by buffer gas cooling… read more here.
Keywords: trap; gas cooling; buffer gas; ion trap ... See more keywords
The energy distribution of an ion in a radiofrequency trap interacting with a nonuniform neutral buffer gas
Sign Up to like & getrecommendations! Published in 2019 at "Molecular Physics"
DOI: 10.1080/00268976.2019.1581952
Abstract: An ion in a radiofrequency (rf) trap sympathetically cooled by a simultaneously trapped neutral buffer gas exhibits deviations from thermal statistics caused by collision-induced coupling of the rf field to the ion motion. For a… read more here.
Keywords: energy distribution; ion; buffer gas;
Buffer gas cooling of ions in radio-frequency traps using ultracold atoms
Sign Up to like & getrecommendations! Published in 2022 at "New Journal of Physics"
DOI: 10.1088/1367-2630/ac5759
Abstract: Reaching ultracold temperatures within hybrid atom–ion systems is a major limiting factor for control and exploration of the atom–ion interaction in the quantum regime. In this work, we present results on numerical simulations of trapped… read more here.
Keywords: using ultracold; gas cooling; gas; buffer gas ... See more keywords
Rubidium spectroscopy at high-pressure buffer gas conditions: detailed balance in the optical interaction of an absorber coupled to a reservoir
Sign Up to like & getrecommendations! Published in 2018 at "Physica Scripta"
DOI: 10.1088/1402-4896/aae723
Abstract: Optical spectroscopy of atoms and molecules is a field where one usually operates very far from thermal equilibrium conditions. A prominent example is spectroscopy of thin vapors, where the pump irradiation leads to a non… read more here.
Keywords: buffer gas; gas; high pressure; rubidium ... See more keywords
Buffer-gas cooling, high-resolution spectroscopy, and optical cycling of barium monofluoride molecules
Sign Up to like & getrecommendations! Published in 2020 at "Physical Review A"
DOI: 10.1103/physreva.101.013413
Abstract: We demonstrate buffer-gas cooling, high-resolution spectroscopy and cycling fluorescence of cold barium monofluoride (BaF) molecules. Our source produces an intense and internally cold molecular beam containing the different BaF isotopologues with a mean forward velocity… read more here.
Keywords: cooling high; gas cooling; high resolution; spectroscopy ... See more keywords
Fast and high-yield loading of a D2 magneto-optical trap of potassium from a cryogenic buffer-gas beam
Sign Up to like & getrecommendations! Published in 2021 at "Physical Review A"
DOI: 10.1103/physreva.104.063305
Abstract: We demonstrate the direct loading of a D2 MOT of potassium-39 atoms from a cryogenic buffer gas beam source. We load 108 atoms in a 10 ms pulse, with no degradation in performance up to… read more here.
Keywords: high yield; potassium; buffer gas; cryogenic buffer ... See more keywords
Superstatistical Energy Distributions of an Ion in an Ultracold Buffer Gas.
Sign Up to like & getrecommendations! Published in 2017 at "Physical review letters"
DOI: 10.1103/physrevlett.118.143401
Abstract: An ion in a radio frequency ion trap interacting with a buffer gas of ultracold neutral atoms is a driven dynamical system which has been found to develop a nonthermal energy distribution with a power… read more here.
Keywords: energy distributions; ion; gas; buffer gas ... See more keywords
Influence of Buffer-Gas Pressure Inside Micro Alkali Vapor Cells on the Performance of Chip-Scale SERF Magnetometers
Sign Up to like & getrecommendations! Published in 2018 at "IEEE Transactions on Components, Packaging and Manufacturing Technology"
DOI: 10.1109/tcpmt.2017.2773509
Abstract: Spin-exchange-relaxation-free (SERF) optical atomic magnetometers are facing the challenges of dramatic decrease of sensitivity when the alkali vapor cells become small. This paper focuses on the sensitivity improvement of the chip-scale atomic magnetometer (CSAM) by… read more here.
Keywords: buffer gas; vapor; alkali vapor; vapor cells ... See more keywords