Katrin R Siefermann
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Explore the profile of Katrin R Siefermann including associated specialties, affiliations and a list of published articles.
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Articles
12
Citations
134
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Recent Articles
1.
Engel N, Bokarev S, Moguilevski A, Raheem A, Al-Obaidi R, Mohle T, et al.
Phys Chem Chem Phys
. 2017 May;
19(22):14248-14255.
PMID: 28534587
Photoinduced charge transfer in transition-metal coordination complexes plays a prominent role in photosynthesis and is fundamental for light-harvesting processes in catalytic materials. However, revealing the relaxation pathways of charge separation...
2.
Neff A, Niefind F, Abel B, Mannsfeld S, Siefermann K
Adv Mater
. 2017 May;
29(29).
PMID: 28513882
Photoemission electron microscopy in combination with polarized laser light is presented as a tool permitting direct imaging of polymer-chain orientation and local degree of order in semicrystalline samples of semiconducting...
3.
Wild M, Griebel J, Hajduk A, Friedrich D, Stark A, Abel B, et al.
Sci Rep
. 2016 May;
6:26263.
PMID: 27196877
The class of triarylamine-based dyes has proven great potential as efficient light absorbers in inverse (p-type) dye sensitized solar cells (DSSCs). However, detailed investigation and further improvement of p-type DSSCs...
4.
Tanyag R, Bernando C, Jones C, Bacellar C, Ferguson K, Anielski D, et al.
Struct Dyn
. 2016 Jan;
2(5):051102.
PMID: 26798821
Lensless x-ray microscopy requires the recovery of the phase of the radiation scattered from a specimen. Here, we demonstrate a de novo phase retrieval technique by encapsulating an object in...
5.
Siefermann K, Pemmaraju C, Neppl S, Shavorskiy A, Cordones A, Vura-Weis J, et al.
J Phys Chem Lett
. 2015 Aug;
5(15):2753-9.
PMID: 26277975
Understanding interfacial charge-transfer processes on the atomic level is crucial to support the rational design of energy-challenge relevant systems such as solar cells, batteries, and photocatalysts. A femtosecond time-resolved core-level...
6.
Gladytz T, Abel B, Siefermann K
Phys Chem Chem Phys
. 2015 Jan;
17(7):4926-36.
PMID: 25559696
Vibrational excitation of liquid water with femtosecond laser pulses can create extreme states of water. Yet, the dynamics directly after initial sub-picosecond delocalization of molecular vibrations remain largely unclear. We...
7.
Ziemkiewicz M, Bacellar C, Siefermann K, Leone S, Neumark D, Gessner O
J Chem Phys
. 2014 Nov;
141(17):174306.
PMID: 25381513
Liquid helium nanodroplets, consisting of on average 2 × 10(6) atoms, are examined using femtosecond time-resolved photoelectron imaging. The droplets are excited by an extreme ultraviolet light pulse centered at...
8.
Shavorskiy A, Neppl S, Slaughter D, Cryan J, Siefermann K, Weise F, et al.
Rev Sci Instrum
. 2014 Oct;
85(9):093102.
PMID: 25273702
An apparatus for sub-nanosecond time-resolved ambient-pressure X-ray photoelectron spectroscopy studies with pulsed and constant wave X-ray light sources is presented. A differentially pumped hemispherical electron analyzer is equipped with a...
9.
Gomez L, Ferguson K, Cryan J, Bacellar C, Tanyag R, Jones C, et al.
Science
. 2014 Aug;
345(6199):906-9.
PMID: 25146284
Helium nanodroplets are considered ideal model systems to explore quantum hydrodynamics in self-contained, isolated superfluids. However, exploring the dynamic properties of individual droplets is experimentally challenging. In this work, we...
10.
Siefermann K, Abel B
Angew Chem Int Ed Engl
. 2011 May;
50(23):5264-72.
PMID: 21574218
Since the discovery of the hydrated electron in bulk water in 1962, the species has been the subject of intense research and speculation. For many decades even the basic features...