an imperfection in a crystal, characterized by one unoccupied lattice position or one interstitial atom, molecule, or ion
Examples of 'point defect' in a sentence
point defect
Two models of defects, namely a ring defect and a point defect are considered separately.
Trilochan Bagarti, Anupam Roy, K. Kundu, B. N. Dev 2012, 'A reaction diffusion model of pattern formation in clustering of adatoms on siliconsurfaces', AIP Advanceshttp://dx.doi.org/10.1063/1.4757592. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
Both the dopants increase the carrier concentration and reduce the thermal conductivity by point-defect scattering.
Sayan Das, Suneesh Meledath Valiyaveettil, Kuei-Hsien Chen, Satyam Suwas, Ramesh ChandraMallik 2019, 'Thermoelectric properties of Pb and Na dual doped BiCuSeO', AIP Advanceshttp://dx.doi.org/10.1063/1.5066296. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
This paper presents a first-principles investigation dedicated to point defect in hcp beryllium.
L. Ferry, F. Virot, M. Barrachin, Y. Ferro, C. Pardanaud, D. Matveev, M. Wensing,T. Dittmar, M. Koppen, C. Linsmeier 2017, 'Theoretical investigation on the point defect formation energies in beryllium andcomparison with experiments', Nuclear Materials and Energyhttp://www.sciencedirect.com/science/article/pii/S2352179116301119. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
We show that this notion allows for point defect engineering by controlling deposition conditions.
Moritz to Baben, Marcus Hans, Daniel Primetzhofer, Simon Evertz, Holger Ruess, JochenM. Schneider 2017, 'Unprecedented thermal stability of inherently metastable titanium aluminum nitrideby point defect engineering', Materials Research Lettershttp://dx.doi.org/10.1080/21663831.2016.1233914. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
A line defect thus acts as a waveguide, and a point defect can behave as a resonant cavity.
Gwomei WU, Ni Ting JU, Tsung Wen CHANG, Wu Shiung FENG 2016, 'Study of Two-Dimensional Photonic Crystal Arrays for Beam Splitters', Medžiagotyrahttp://matsc.ktu.lt/index.php/MatSc/article/view/12928. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
The considered fault scenarios include a single-point defect, multiple-point defects, and a type of distributed defect.
Zhenyu Yang 2015, 'Automatic Condition Monitoring of Industrial Rolling-Element Bearings Using Motor'sVibration and Current Analysis', Shock and Vibrationhttp://dx.doi.org/10.1155/2015/486159. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
The experimental results showed the powerful capability of vibration analysis in the bearing point defect fault diagnosis.
Zhenyu Yang 2015, 'Automatic Condition Monitoring of Industrial Rolling-Element Bearings Using Motor'sVibration and Current Analysis', Shock and Vibrationhttp://dx.doi.org/10.1155/2015/486159. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
The effects of the sample size, shape, quality, strain distribution, isotope composition, and point-defect concentration are included in the summary.
Jackie D. Renteria, Denis L. Nika, Alexander A. Balandin 2014, 'Graphene Thermal Properties: Applications in Thermal Management and Energy Storage',Applied Scienceshttp://www.mdpi.com/2076-3417/4/4/525. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)