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Article
Status and initial physics performance studies of the MPD experiment at NICA
The Nuclotron-based Ion Collider fAcility (NICA) is under construction at the Joint Institute for Nuclear Research (JINR), with commissioning of the facility expected in late 2022. The Multi-Purpose Detector (...
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Article
Calibration of Pyrometers by Using Extrapolation and Interpolation Methods at NIM
High-temperature fixed points (HTFPs) have been thoroughly investigated, and the performance of variable temperature blackbodies (VTBB) has also improved rapidly. These two are beginning to be used in the cali...
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Article
Room-temperature spin–orbit torque in NiMnSb
Materials that crystallize in diamond-related lattices, with Si and GaAs as their prime examples, are at the foundation of modern electronics. Simultaneously, inversion asymmetries in their crystal structure a...
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Article
\(-30\,^{\circ }\hbox {C}\) to \(960\,^{\circ }\hbox {C}\) Variable Temperature Blackbody (VTBB) Radiance Temperature Calibration Facility
A blackbody radiance temperature calibration facility (RTCF) has recently been established at the National Institute of Metrology, China, offering calibration and verification services for variable temperature...
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Article
Generalized Effective Radiance Temperature
Radiance temperature is one of the most important and widely used concepts in radiation thermometry. The usual definition of radiance temperature does not strictly apply for complex situations, such as when su...
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Article
A \({-}30\,^{\circ }\hbox {C}\) to \(80\,^{\circ }\hbox {C}\) Stirred-Liquid-Bath-Based Blackbody Source
At the national facility for blackbody source radiance temperature calibration of the National Institute of Metrology, China, a stirred liquid bath blackbody was developed for use as a radiance temperature ref...
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Article
Study on Reducing the Size-of-Source Effect of Pyrometers
The size-of-source effect (SSE) is an important uncertainty source in radiation thermometry when radiation targets with different sizes are measured. In this article, a test pyrometer was established to study ...
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Article
Spectral Radiation Drift of LEDs Under Step-Mode Operation and Its Effect on the Measurement of the Non-Linearity of Radiation Thermometers
The non-linearity (NL) of radiation thermometers is critically involved when realizing ITS-90 above the silver point. It has to be corrected for, and its uncertainty should be adequately specified. In this art...
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Article
Molecular level dynamics of genetic oscillator—The effect of protein-protein interaction
Uncovering how interactions of a set of molecular components influence the system’s dynamic behavior is important for understanding intracellular processes and elucidating design principles, but unfortunately,...
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Article
Size-of-Source Effect Difference Between Direct and Indirect Methods of Radiation Thermometers
The size-of-source effect (SSE) of radiation thermometers is generally determined using direct and indirect methods. The present paper describes the difference in the SSE obtained using the two methods. Three ...
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Article
Realization of ITS-90 Above the Silver Point at the NIM
The high-temperature primary standard system was gradually improved at the National Institute of Metrology (NIM) in China after 2004. A new primary standard pyrometer (PSP) was developed, one with a size-of-so...
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Article
Palladium nano-clusters grown on prestructured HOPG substrates
The growth of Palladium nano-clusters prepared by atomic beam deposition on prestructured highly oriented pyrolytic graphite (HOPG) surfaces has been investigated by means of scanning tunnelling microscopy (ST...
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Article
T 90 Measurement of Co-C, Pt-C, and Re-C High-Temperature Fixed Points at the NIM
The blackbodies of high-temperature fixed points (HTFPs), namely, Co-C, Pt-C, and Re-C eutectic points, were gradually established at the National Institute of Metrology (NIM) of China after 2007, and their ch...
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Article
Results of Long-Term Stability Tests Performed for the Eutectics Co–C and Pt–C
The stability of the Co–C and Pt–C eutectic fixed points is investigated in this article. Six cells were employed for the testing. Two existing cells, a Co–C cell with a C/C sheet incorporated and a Pt–C cell ...
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Article
Calibration of the Irradiance Responsivity of a Filter Radiometer for T Measurement at NIM
At the National Institute of Metrology of China (NIM), silicon photodiode-based narrow-band interference filter radiometers (FRs) have been designed for the radiometric determination of the thermodynamic tempe...
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Article
A Comparison of the ITS-90 Among NPL, NIM, and CEM, Above the Silver Point Using High-Temperature Fixed Points
A prototype comparison of the ITS-90, as realized by NPL, NIM, and CEM, using high-temperature fixed points (HTFPs) of Co-C (1324 °C), Pt-C (1738 °C), and Re-C (2474 °C), is reported. The local realizations of...
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Article
Influence of Non-ideal Blackbody Radiator Emissivity and a Method for its Correction
Demands for accurate temperature measurement and calibration are increasing along with the wider use of radiation thermometry in industry. However, the deviation of a ‘blackbody’ radiator emissivity from the e...
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Article
Linearity Study of a Spectral Emissivity Measurement Facility
Linearity is one of the important characteristics of a spectral radiation measurement facility. Basically, it depends on the linearity of the spectral responsivity of the detector and amplifier at different wa...
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Article
Uncertainty Budgets for Calibration of Radiation Thermometers below the Silver Point
Below the freezing point of silver, radiation thermometers are generally calibrated by implementing the multi-point interpolation method using blackbody measurements at three or more calibration points, rather...
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Chapter
Quantum dots for single photon and photon pair technology
The excitation of a quantum dot from its ground state depends on the probabilistic nature of carrier capture, and thus radiative decay can occur via a multi photon cascade. It is also possible that non-radiati...
