Št. zadetkov: 8
Magistrsko delo
Oznake:
magistrska dela;samoorganizirana kritičnost;kritična dinamika;potenčna porazdelitev;sklopljeni nevroni;fiziološke determinante;
Samoorganizirana kritičnost in kritična dinamika sta lastnost različnih dinamičnih sistemov, ki so sestavljeni iz mnogih gradnikov in so nelinearni. Za te sisteme je značilno, da porazdelitev velikosti posameznih dogodkov sledi potenčni funkciji. Pojma zadnja leta pridobivata veljavo na področju nev ...
Leto:
2018
Vir:
Fakulteta za naravoslovje in matematiko (UM FNM)
Doktorska disertacija
Oznake:
disertacije;magnetoencefalografija;optični magnetometri;biomagnetizem;funkcionalno nevroslikanje;
Magnetoencefalografija (MEG) je neinvazivna tehnika v nevroznanosti, ki na podlagi merjenja magnetnega polja v bližini glave določa aktivnost v možganih. Glavna pomanjkljivost standardnega sistema MEG je uporaba tekočega helija za hlajenje superprevodnih magnetometrov SQUID. V zadnjem desetletju so ...
Leto:
2023
Vir:
Fakulteta za naravoslovje in matematiko (UM FNM)
Izvirni znanstveni članek
Oznake:
magnetoencephalography;optically pumped magnetometers;superconducting quantum interference device;volume conductor;boundary element method;equivalent current dipole;source localization;ambient noise;spontaneous brain noise;
Magnetoencephalography (MEG) is a neuroimaging technique that measures the magnetic fields of the brain outside of the head. In the past, the most suitable magnetometer for MEG was the superconducting quantum interference device (SQUID), but in recent years, a new type has also been used, the optica ...
Leto:
2022
Vir:
Fakulteta za naravoslovje in matematiko (UM FNM)
Izvirni znanstveni članek
Oznake:
magnetoencefalografija;optični magnetometri;magnetno polje;nevroslikanje;senzorji;optimizacija;magnetoencephalography;optically pumped magnetometers;magnetic field;neuroimaging;sensors;optimization;
Magnetoencephalography (MEG) is a non-invasive neuroimaging technique that measures weak magnetic fields generated by neural electrical activity in the brain. Traditional MEG systems use superconducting quantum interference device (SQUID) sensors, which require cryogenic cooling and employ a dense a ...
Leto:
2025
Vir:
Fakulteta za matematiko in fiziko (UL FMF)
Izvirni znanstveni članek
Oznake:
medicinsko slikanje;magnetoencefalografija;optimizacija senzorjev;medical imaging;magnetoencephalography;sensor optimization;
Magnetoencephalography (MEG) based on optically pumped magnetometers (OPMs) offers the flexibility to position sensors closer to the scalp, which improves the signal-to-noise ratio compared to conventional superconducting quantum interference device (SQUID) systems. However, the spatial resolution o ...
Leto:
2026
Vir:
Repozitorij Univerze v Ljubljani (RUL)
Pregledni znanstveni članek
Oznake:
laser speckle contrast imaging;oncology;perfusion;
Background. Laser speckle coherence imaging (LSCI) is an emerging imaging modality that enables noninvasive visualization and assessment of tissue perfusion and microcirculation. In this article, we evaluated LSCI in imaging perfusion in clinical oncology through a systematic review of the literatur ...
Leto:
2024
Vir:
Repozitorij Univerze v Ljubljani (RUL)
Izvirni znanstveni članek
Oznake:
optically pumped magnetometer;magnetoencephalography;superconducting quantum interference device;magnetic field map;
Optically pumped magnetometers (OPMs) have recently become so sensitive that they are suitable for use in magnetoencephalography (MEG). These sensors solve operational problems of the current standard MEG, where superconducting quantum interference device (SQUID) gradiometers and magnetometers are b ...
Leto:
2022
Vir:
Repozitorij Univerze v Ljubljani (RUL)
Pregledni znanstveni članek
Oznake:
magnetokardiografija ploda;optični magnetometri;kvantni senzorji;aritmija pri plodu;elektrokardiologija ploda;prenatalna diagnostika;elektrofiziologija srca;biomagnetizem;fetal magnetocardiography;optically pumped magnetometers;quantum sensors;fetal arrhythmia;fetal electrocardiology;prenatal diagnosis;cardiac electrophysiology;SQUID;biomagnetism;magnetic sensing;
Fetal magnetocardiography (fMCG) provides direct non-invasive assessment of fetal cardiac electrophysiology, enabling detailed evaluation of cardiac rhythm, conduction, and repolarization. However, the clinical adoption of conventional fMCG has been limited by its reliance on superconducting quantum ...
Leto:
2026
Vir:
Fakulteta za matematiko in fiziko (UL FMF)