Title :
Nanoscale heat transport probed with soft-x-rays
Author :
Siemens, Mark ; Li, Qing ; Murnane, Margaret ; Kapteyn, Henry ; Yang, Ronggui ; Nelson, Keith
Author_Institution :
Univ. of Colorado at Boulder, Boulder, CO
Abstract :
We characterize heat transport in nanostructures, using coherent soft-X-rays to probe thermal surface deformation. By varying the substrate temperature, we observe the transition from diffusive to quasi-ballistic heat transport regimes.
Keywords :
X-ray optics; heat transfer; nanostructured materials; optical sensors; nanoscale heat transport; nanostructures; quasi ballistic heat transport; soft X rays; substrate temperature; thermal surface deformation; Diffraction; Nanostructures; Nickel; Optical interferometry; Optical surface waves; Phonons; Probes; Surface acoustic waves; Surface emitting lasers; Temperature; 120.6810 Thermal effects; 320.5390 Picosecond phenomena;
Conference_Titel :
Lasers and Electro-Optics, 2008 and 2008 Conference on Quantum Electronics and Laser Science. CLEO/QELS 2008. Conference on
Conference_Location :
San Jose, CA
Print_ISBN :
978-1-55752-859-9
