Article-Journal

Effect of configuration of the microchannels fabricated by femtosecond laser micromachining on topological defects in confined liquid crystals
The Femtosecond laser micromachining is a versatile tool for fabrication of microfluidic channel network; we exploit the fast …
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Liquid crystal self-assembly of random-sequence DNA oligomers
Concentrated solutions of DNA oligomers (6 to 20 base pairs) organize into chiral nematic (NEM) and columnar (COL) liquid crystal (LC) …
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Non-equilibrium fluctuations on earth and in micro-gravity. The GRADFLEX experiment
We present the results of measurements of giant nonequilibrium fluctuations in a single component fluid (density fluctuations) and a …
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Kinetics of colloidal fractal aggregation by differential dynamic microscopy
We study the kinetics of an aggregation process induced by adding salt to a stable colloidal suspension of 73 nm (diameter) particles. …
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Topological defects of nematic liquid crystals confined in porous networks
We study the formation of topological defects in nematic liquid crystals confined in open bicontinuous networks produced in glass by …
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Thermal Fluctuations in a Layer of Liquid Subjected to Temperature Gradients with and without the Influence of Gravity
We report data for nonequilibrium density fluctuations in a layer of liquid CS 2 subjected to temperature gradients on Earth and in a …
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Fractal fronts of diffusion in microgravity
Spatial scale invariance represents a remarkable feature of natural phenomena. A ubiquitous example is represented by miscible liquid …
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Right-handed double-helix ultrashort DNA yields chiral nematic phases with both right- and left-handed director twist
Concentrated solutions of duplex-forming DNA oligomers organize into various mesophases among which is the nematic (N∗), which exhibits …
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Exploring soft matter with x-rays: from the discovery of the DNA structure to the challenges of free electron lasers
X-rays have long been a precious tool for the study of the structure of matter. While the short wavelength makes them ideal for …
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Noise in laser speckle correlation and imaging techniques
We study the noise of the intensity variance and of the intensity correlation and structure functions measured in light scattering from …
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📢 Roberto joins PCIG! 🎉 Congratulations New Job 🚨 New Project alert 📄 Latest publication: ShearView 📢 Roberto joins PCIG! 🎉 Congratulations New Job 🚨 New Project alert 📄 Latest publication: ShearView