[HTML][HTML] Production of ultra-dense hydrogen H (0): a novel nuclear fuel

L Holmlid, A Kotarba, P Stelmachowski - international journal of hydrogen …, 2021 - Elsevier
Condensation of hydrogen Rydberg atoms (highly electronically excited) into the lowest
energy state of condensed hydrogen ie the ultra-dense hydrogen phase, H (0), has gained …

Ultradense protium p (0) and deuterium D (0) and their relation to ordinary Rydberg matter: a review

L Holmlid, S Zeiner-Gundersen - Physica Scripta, 2019 - iopscience.iop.org
The extremely large density of ultra-dense hydrogen H (0) has been proved in numerous
experiments by three laser-induced methods, namely Coulomb explosions observed by …

[HTML][HTML] Properties of laser-targeted Rydberg Matter with changes in pressure and magnetic field

TH Aasen, K Wang - Surfaces and Interfaces, 2024 - Elsevier
Rydberg Matter (RM) is a condensate of Rydberg atoms, forming planar hexagonal clusters
on a surface. It can exhibit several interesting properties when targeted by a laser pulse …

Stability and excitation of potassium promoter in iron catalysts – the role of KFeO2 and KAlO2 phases

A Kotarba, A Barański, S Hodorowicz, J Sokołowski… - Catalysis letters, 2000 - Springer
Well‐characterized catalyst model compounds of KAlO 2 and KFeO 2 are investigated by
thermal desorption of potassium from the material. The desorbing fluxes of ions, atoms and …

Conditions for forming Rydberg matter: condensation of Rydberg states in the gas phase versus at surfaces

L Holmlid - Journal of Physics: Condensed Matter, 2002 - iopscience.iop.org
The recent experiments on processes in cold Rydberg gases produced by laser excitation
have so far only a weak relation to Rydberg matter (RM) and its formation, despite some …

Experimental studies and observations of clusters of Rydberg matter and its extreme forms

L Holmlid - Journal of Cluster Science, 2012 - Springer
A review is given of experimental studies of clusters of Rydberg matter (RM) with
applications. This is a metallic type of matter with angular momentum l≥ 1 for the conduction …

Rydberg matter in space: low-density condensed dark matter

S Badiei, L Holmlid - Monthly Notices of the Royal Astronomical …, 2002 - academic.oup.com
Here Rydberg matter is proposed as a candidate for the missing dark matter or dark
baryonic matter in the Universe. Spectroscopic and other experimental studies give valuable …

A condensed excited (Rydberg) matter: Perspective and applications

TH Aasen, DH Zeiner-Gundersen… - Journal of Cluster …, 2022 - Springer
A condensed excited matter called Rydberg Matter (RM) have been studied experimentally
for 30 years, but have not sparked widespread attention yet, unlike ordinary Rydberg atoms …

Experimental studies of fast fragments of H Rydberg matter

S Badiei, L Holmlid - Journal of Physics B: Atomic, Molecular and …, 2006 - iopscience.iop.org
A comprehensive pulsed-laser time-of-flight (TOF) study of H Rydberg matter (RM)
fragments is presented. The nature of the fragments released with well-defined kinetic …

Emission of highly excited electronic states of potassium from cryptomelane nanorods

P Stelmachowski, P Legutko, T Jakubek… - Physical Chemistry …, 2015 - pubs.rsc.org
Cryptomelane (KMn8O16) nanorods were synthesized, characterized (XRD, Raman
spectroscopy, TEM/SAED) and investigated by species resolved thermal desorption of …