Q3C, Quad Tree Cube -- The new Sky-indexing Concept for Huge Astronomical Catalogues and its Realization for Main Astronomical Queries (Cone Search and Xmatch) in Open Source Database PostgreSQL

QSO candidates selection in VO era (D'Abrusco+, 2009)

Qualification status of the stressed photoconductor arrays for the PACS instrument aboard Herschel

Qualification test of the Ross Double Planetary Mixer

Qualification testing of engineering camera and platinum resistance thermometer (PRT) sensors for Mars Science Laboratory (MSL) project under extreme temperatures to assess reliability and to enhance mission assurance

Qualification testing of secondary sterilizable silver-zinc cells for use in the Jupiter atmospheric entry probe

Quality control for multi-detector instruments: a test bed with VIMOS

Quality control of Ebro magnetic observatory using momentary values

Quality Control of the ESO-VLT instruments

Quality control of VLT ISAAC data

Quality control of VLT-UVES data

Quality control systems for the Very Large Telescope

Quantification of water content and speciation in natural silicic glasses (phonolite, dacite, rhyolite) by confocal microRaman spectrometry

Quantifying lunar soil composition with partial least squares modeling of reflectance

Quantifying multivariate classification performance: the problem of overfitting

Quantifying ULF Waves in the Inner Magnetosphere and Their Effects on Radiation Belt Electrons

Quantitative Measurements of Absorption Cross-Sections by Dual Wavelength Cavity Ring-Down Spectroscopy

Quantum mechanical uncertainty limitations on deep space navigation by Doppler tracking and very long baseline interferometry

Quantum well infrared photodetectors (QWIPs) for astronomy

Quantum well infrared photodetectors for low-background applications