7 papers
Optical-microwave pump-probe studies of electronic properties in novel materials
S. Kollarics, A. Bojtor, K. Koltai +6
Combined microwave-optical pump-probe methods are emerging to study the quantum state of spin qubit centers and the charge dynamics in semiconductors. A major hindrance is the limi…
Incidence of Quantum Confinement on Dark Triplet Excitons in Carbon Nanotubes
J. Palotas, M. Negyedi, S. Kollarics +4
Photophysics of single-wall carbon nanotubes (SWCNTs) is intensively studied due to their potential application in light harvesting and optoelectronics. Excited states of SWCNTs fo…
Tuning Conductivity and Spin Dynamics in Few-Layer Graphene via In Situ Potassium Exposure
B. G. Márkus, O. Sági, S. Kollarics +7
Chemical modification, such as intercalation or doping of novel materials is of great importance for exploratory material science and applications in various fields of physics and…
Non-exponential magnetic relaxation in magnetic nanoparticles for hyperthermia
I. Gresits, Gy. Thuroczy, O. Sagi +6
Magnetic nanoparticle based hyperthermia emerged as a potential tool for treating malignant tumours. The efficiency of the method relies on the knowledge of magnetic properties of…
Ultrafast sensing of photoconductivity decay using microwave resonators
B. Gyüre-Garami, B. Blum, O. Sági +6
Microwave reflectance probed photoconductivity (or -PCD) measurement represents a contactless and non-invasive method to characterize impurity content in semiconductors. Major d…
Improved alkali intercalation of carbonaceous materials in ammonia solution
B. G. Márkus, S. Kollarics, P. Szirmai +5
Alkali intercalated graphite compounds represent a compelling modification of carbon with significant application potential and various fundamentally important phases. We report on…