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Evaluation von Mg 2 Si 1-x-y Ge x Sn y -Legierungen und des thermischen Spritzens für thermoelektrische Anwendungen

Riffel, Michael1997

aachen Repository record for Evaluation von Mg 2 Si 1-x-y Ge x Sn y -Legierungen und des thermischen Spritzens für thermoelektrische Anwendungen (opens in a new tab)

Effect of Principal Leadership Strategies on Teachers' Use of Data in Benchmark and Non-Benchmark Middle Schools

Riffel, Judith Louise2013

This study was designed to measure the extent to which middle school principal leadership strategies impact teachers use of data. The subjects were practicing teachers from six middle schools in a large urban school district in the state of Georgia. Each participant was either a language arts, …

gsu Repository record for Effect of Principal Leadership Strategies on Teachers' Use of Data in Benchmark and Non-Benchmark Middle Schools (opens in a new tab)

Erzeugung von periodischen Subwellenlängen-Strukturen und Wellenleitern in Dielektrika mit Laserstrahlung ultrakurzer Pulsdauer

Wagner, RalphPublikationsserver der RWTH Aachen University2008

… structures on the surface (ripples, germ. Riffel, also laser induced periodical surface structures (LIPSS)) and in the volume (nanoplanes). The subwavelength ripples emerging at ablation with ultra short pulsed laser radiation are investigated in-depth in theory and experiments as well as …

aachen Repository record for Erzeugung von periodischen Subwellenlängen-Strukturen und Wellenleitern in Dielektrika mit Laserstrahlung ultrakurzer Pulsdauer (opens in a new tab)