super-conducting quantum interference device

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Journal Article
Published: 01 November 2002
European Journal of Mineralogy (2002) 14 (6): 1053–1060.
.... Furthermore, the magnetic measurements are mainly performed by means of superconducting quantum interference device (SQUID) susceptometers. High-frequency high-field electron paramagnetic resonance spectroscopy (HF 2 EPR) represents an advanced technique which allows us to extend the information commonly...
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Journal Article
Journal: Geophysics
Published: 17 August 2006
Geophysics (2006) 71 (4): SI151–SI164.
... and the TRM, the sharper the focus. The relationship between the medium complexity and the size of the focal spot is studied in this paper. This relationship is certainly the most exciting property of TRM compared to standard focusing devices. A TRM acts as an antenna that uses complex environments to appear...
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Journal Article
Published: 01 January 2001
Reviews in Mineralogy and Geochemistry (2001) 44 (1): 217–292.
... spin glass SP superparamagnetic SQUID superconducting quantum interference device (magnetometer) SR surface region (of a nanoparticle) τ superparamagnetic reversal fluctuation time (zero field) τ + superparamagnetic dwell time for supermoment mostly parallel to field τ...
Journal Article
Published: 01 August 2022
American Mineralogist (2022) 107 (8): 1532–1544.
.... Hence, for both the unknown specimen and the standards, the quality of surface polish, the surface fidelity and cleanliness, and the conductive coating thickness will be critical to achieve accurate measurements. In particular for maximum accuracy, the accurate determination of the coating thickness...
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Journal Article
Published: 01 July 2022
Reviews in Mineralogy and Geochemistry (2022) 88 (1): 689–753.
... for vertical power electronic devices? Phys Stat Sol (a) 209 : 1651 – 1658 Achard J , Jacques V , Tallaire A ( 2020 ) CVD diamond single crystals with NV centres: A review of material synthesis and technology for quantum sensing applications . J Phys D: Appl Phys , 53 : 313001...
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Journal Article
Published: 01 October 2018
American Mineralogist (2018) 103 (10): 1674–1689.
... transition at approximately 30 K (the “Besnus” transition) of 4 C pyrrhotite have been used with increasing frequency as a diagnostic indicator for the presence of pyrrhotite ( Dunlop and Özdemir 1997 ). Low-temperature superconducting quantum interference device (SQUID) magnetometers are typically...
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Journal Article
Journal: Geophysics
Published: 14 September 2010
Geophysics (2010) 75 (5): 75A211–75A227.
... is lossless and nonmoving. Recent developments, circumventing these assumptions, include interferometric representations for attenuating and/or moving media, as well as unified representations for waves and diffusion phenomena, bending waves, quantum mechanical scattering, potential fields, elastodynamic...
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Journal Article
Published: 01 January 2000
Reviews in Mineralogy and Geochemistry (2000) 41 (1): 335–419.
...) The structure of di(2,3,6,7-tetramethyl- 1,4,5,8-tetraselenafulvalenium) hexafluorphosphate, (TMTSF) 2 PF 6 , the first super-conducting organic solid . Acta Crystallogr B37 : 1236 – 1240 Tibballs JE Nelmes RJ McIntyre GJ (1982) The crystal structure of tetragonal KH 2 PO 4 and KD 2...
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Journal Article
Published: 01 July 2007
The Journal of Geology (2007) 115 (4): 473–481.
... obtained using a 2G Enterprises cryogenic magnetometer with DC SQUIDs (superconducting quantum interference devices) located in a magnetically shielded room. Samples were subjected to thermal demagnetization treatment ranged from 0° to 700°C, with typical natural remanent magnetization increments of 100...
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Journal Article
Published: 08 October 2020
Journal of the Geological Society (2021) 178 (1): jgs2019-131.
... Alternating Field (AF) and/or thermal demagnetization. Stepwise AF demagnetization was undertaken using a 2-G Enterprises DC-SQUID (Superconducting Quantum Interference Device) cryogenic magnetometer in a magnetically shielded laboratory at the Palaeomagnetic Laboratory at Oxford University. In order...
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Journal Article
Published: 14 November 2011
Geological Magazine (2012) 149 (4): 696–721.
... Interference Device (SQUID, 2G Enterprise model 755, USA) with a residual internal field of below 3 nT and a noise level of about 5 μA/m. The induced IRM versus increasing applied field diagrams ( Fig. 8 ) provided the first estimation of coercivities of the samples. GEN. A . Consists of grains...
Journal Article
Published: 01 January 2000
Reviews in Mineralogy and Geochemistry (2000) 40 (1): 113–172.
... samples and for spectromicroscopy studies. LURE also has the capabilities, but the beamlines are not optimized for S-XAS studies. EXAFS SA32 beamline at the super- SCQ synchrotron (Qrsay) also has the capabilities to conduct S- XAS. Germany ANKA ANKA-XAS is optimized for XANES studies. In addition...
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Journal Article
Published: 01 November 2018
Reviews in Mineralogy and Geochemistry (2018) 84 (1): 177–228.
... a lens-shaped beamsplitter on to two curved mirrors. The different IR wavelengths are reflected at different focal points from each mirror and the resulting signal recombined at the beamsplitter to form a spatial interference pattern that is then measured by a position sensitive array detector...
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Journal Article
Published: 01 January 2011
Reviews in Mineralogy and Geochemistry (2011) 73 (1): 363–421.
... in large part to the difficulties of observing and sampling submarine volcanism. One of the closest analogs is seen in the rifting, diking and volcanism of the Afar region ( Ferguson et al. 2010 ), though it is also a challenging place to conduct fieldwork. Hence, despite collection of some relevant...
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Journal Article
Published: 01 January 2015
Reviews in Mineralogy and Geochemistry (2015) 80 (1): 61–164.
... ( Chayes 1956 ; Manger 1963 ; Gazzi 1966 ; Dickinson 1970 ; Folk 1974 ). For downhole petrophysical analysis Archie’s Law ( Archie 1942 , 1947 , 1950 , 1952 ; cf. Rider 1999 ; Ellis and Singer 2008 ; Peters 2012 ; Tiab and Donaldson 2012 ) provided a relationship between electrical conductivity...
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Journal Article
Journal: SEG Discovery
Published: 01 October 2020
SEG Discovery (2020) (123): 1–68.
... group either having experienced higher rates of synmineralization uplift or under- going more complex structural super- position. Hypogene Cu mineralization in some giant porphyry deposits (e.g., Xiongcun, Qulong) is associated with potassic alteration, particularly with late-stage biotite...
Series: Special Publications of the Society of Economic Geologists
Published: 01 January 2006
DOI: 10.5382/SP.13.06
EISBN: 9781629490373
... field. Two sensor systems are being increasingly used to achieve this: super quantum interference devices (SQUID); and fluxgate systems. SQUIDs are either “low temperature,” cooled by liquid helium, or “high temperature,” cooled by liquid nitrogen. A profile surveyed over the same conductor with both dB...
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Journal Article
Published: 01 January 2002
Reviews in Mineralogy and Geochemistry (2002) 49 (1): 1–115.
... geochemistry and environmental science, although not performed on earth or environmental materials, were X-ray absorption fine structure (XAFS) spectroscopy measurements on amorphous and crystalline germanium oxide conducted on the SPEAR storage ring at the Stanford Synchrotron Radiation Project in 1971...
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Series: European Mineralogical Union Notes in Mineralogy
Publisher: European Mineralogical Union
Published: 01 January 2012
DOI: 10.1180/EMU-notes.12.3
EISBN: 9780903056366
... a suitable choice of excitation wavelength to decrease or eliminate fluorescence. However, this choice of wavelength also depends on grating efficiency and detector quantum efficiency curve. Charge-coupled devices (CCDs) Charge-coupled devices are focal-plane array detectors and are made up of two...
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Journal Article
Published: 01 April 2022
Seismological Research Letters (2022) 93 (2B): 1115–1372.
... the target sensitivity of SEED, which is two and a half orders of magnitude beyond that of our SGG under development, we will scale up the mass and baseline of the SGG and utilize a lower-noise Superconducting Quantum Interference Device (SQUID), which is now available commercially. SEED will consist of four...