6 articles in this issue
Chen-Huei Hsieh, Xui-Ze Zh
Generally, for some solar simulator manufactures, the measurement of irradiation non-uniformity is made by placing a PV cell artificially and point by point on each measuring point on the solar module. It records each corresponding output voltage of PV ce... see more
M. Bakowski, J. Lang, J-K. Lim, J. Hellén, T.M.J. Nilsson, B. Schodt, R. Poder, I. Belov, P. Leisner
The RF power amplifier demonstrators containing each one GaN-on-SiC, HEMT, CHZ015A-QEG, from UMS in SMD quad-flat no-leads package (QFN) were subjected to thermal cycles (TC) and power cycles (PC) and evaluated electrically, thermally and structurally. Tw... see more
Vladimír Smejkal, Jindrich Kodl
The use of dynamic biometric methods for the authentication of people provides significantly greater security than the use of the static ones. The variance of individual dynamic properties of a person, which protects biometric methods against attacks, can... see more
Gabriel A. Johnson, Jesse J. French
During the additive manufacturing “boom” of the last decade, consumer level 3D printers have kept pace with commercial/industrial printers, both in numbers and features. However, in material characterization data, the access to date for the consumer has s... see more
Chanan S. Syan, Geeta Ramsoobag
Most practically collected datasets are plagued with issues of incompleteness and inaccuracies which will cause erroneous reliability modeling and poor maintenance decisions. This work outlines an investigation into the use of Heuristic techniques to esti... see more
Madhusudan Raghavan, Yong Sheng He
The purpose of this research study is to assess schemes for recovering energy that is lost via an automobile’s exhaust. Three systems for waste heat recovery, viz., (1) electric turbo-compounding, (2) organic Rankine cycles, and (3) thermoelectrics are st... see more