Search Results - "Kling, G."
-
1
Controls on dissolved organic matter (DOM) degradation in a headwater stream: the influence of photochemical and hydrological conditions in determining light-limitation or substrate-limitation of photo-degradation
Published in Biogeosciences (24-11-2015)“…We investigated how absorption of sunlight by chromophoric dissolved organic matter (CDOM) controls the degradation and export of DOM from Imnavait Creek, a…”
Get full text
Journal Article -
2
Arctic Amplification of Global Warming Strengthened by Sunlight Oxidation of Permafrost Carbon to CO2
Published in Geophysical research letters (28-06-2020)“…Once thawed, up to 15% of the ∼1,000 Pg of organic carbon (C) in arctic permafrost soils may be oxidized to carbon dioxide (CO2) by 2,100, amplifying climate…”
Get full text
Journal Article -
3
Performance of a low-cost methane sensor for ambient concentration measurements in preliminary studies
Published in Atmospheric measurement techniques (13-08-2012)“…Methane is the second most important greenhouse gas after CO2 and contributes to global warming. Its sources are not uniformly distributed across terrestrial…”
Get full text
Journal Article -
4
Probing molecular environment through photoemission delays
Published in Nature physics (01-07-2020)“…Attosecond chronoscopy has revealed small but measurable delays in photoionization, characterized by the ejection of an electron on absorption of a single…”
Get full text
Journal Article -
5
Steering Proton Migration in Hydrocarbons Using Intense Few-Cycle Laser Fields
Published in Physical review letters (12-05-2016)“…Proton migration is a ubiquitous process in chemical reactions related to biology, combustion, and catalysis. Thus, the ability to manipulate the movement of…”
Get full text
Journal Article -
6
Time-resolved molecular dynamics of single and double hydrogen migration in ethanol
Published in Nature communications (27-06-2019)“…Being the lightest, most mobile atom that exists, hydrogen plays an important role in the chemistry of hydrocarbons, proteins and peptides and most…”
Get full text
Journal Article -
7
Phase-Matching for Generation of Isolated Attosecond XUV and Soft-X-Ray Pulses with Few-Cycle Drivers
Published in Physical review. X (01-10-2020)“…Isolated attosecond pulses (IAPs) produced through laser-driven high-harmonic generation (HHG) hold promise for unprecedented insight into physical, chemical,…”
Get full text
Journal Article -
8
Few-cycle laser driven reaction nanoscopy on aerosolized silica nanoparticles
Published in Nature communications (11-10-2019)“…Nanoparticles offer unique properties as photocatalysts with large surface areas. Under irradiation with light, the associated near-fields can induce, enhance,…”
Get full text
Journal Article -
9
Subfemtosecond steering of hydrocarbon deprotonation through superposition of vibrational modes
Published in Nature communications (08-05-2014)“…Subfemtosecond control of the breaking and making of chemical bonds in polyatomic molecules is poised to open new pathways for the laser-driven synthesis of…”
Get full text
Journal Article -
10
Controls on the Respiration of Ancient Carbon Draining From Permafrost Soils Into Sunlit Arctic Surface Waters
Published in Journal of geophysical research. Biogeosciences (01-05-2024)“…The thawing of ancient organic carbon stored in arctic permafrost soils, and its oxidation to carbon dioxide (CO2, a greenhouse gas), is predicted to amplify…”
Get full text
Journal Article -
11
Sub-cycle steering of the deprotonation of acetylene by intense few-cycle mid-infrared laser fields
Published in Optics express (26-06-2017)“…Directional breaking of the C-H/C-D molecular bond is manipulated in acetylene (C H ) and deuterated acetylene (C D ) by waveform controlled few-cycle…”
Get full text
Journal Article -
12
Non-sequential double ionization of Ar: from the single- to the many-cycle regime
Published in New journal of physics (05-03-2014)“…The transition from the near-single to the multi-cycle regime in non-sequential double ionization of argon is investigated experimentally. Argon atoms are…”
Get full text
Journal Article -
13
Population Structure and Linkage Disequilibrium in U.S. Barley Germplasm: Implications for Association Mapping
Published in Crop science (01-03-2010)“…Previous studies have shown that there is considerable population structure in cultivated barley (Hordeum vulgare L.), with the strongest structure…”
Get full text
Journal Article -
14
Phase- and intensity-dependence of ultrafast dynamics in hydrocarbon molecules in few-cycle laser fields
Published in Molecular physics (18-08-2017)“…In strong laser fields, sub-femtosecond control of chemical reactions with the carrier-envelope phase (CEP) becomes feasible. We have studied the control of…”
Get full text
Journal Article -
15
Multiple stressors cause rapid ecosystem change in Lake Victoria
Published in Freshwater biology (2010)“…1. Lake Victoria endured multiple stresses over the past century including population growth, increased cultivation of land, meteorological variability,…”
Get full text
Journal Article -
16
The importance of Rydberg orbitals in dissociative ionization of small hydrocarbon molecules in intense laser fields
Published in Scientific reports (30-06-2017)“…Much of our intuition about strong-field processes is built upon studies of diatomic molecules, which typically have electronic states that are relatively well…”
Get full text
Journal Article -
17
Response to Recurrent Selection for Resistance to Striga hermonthica (Del.) Benth in a Tropical Maize Population
Published in Crop science (01-03-2007)“…ABSTRACT Striga hermonthica (Del.) Benth is an obligate root parasite infecting maize (Zea mays L.) and causing considerable yield losses in Africa. Few…”
Get full text
Journal Article -
18
The microbial and metazoan community associated with colonies of Trichodesmium spp.: a quantitative survey
Published in Journal of plankton research (01-09-2002)“…Association with resource-rich particles may benefit a number of planktonic species in oligotrophic, open-ocean regimes. This study examined communities of…”
Get full text
Journal Article -
19
Carrier-envelope phase dependence of the directional fragmentation and hydrogen migration in toluene in few-cycle laser fields
Published in Structural dynamics (Melville, N.Y.) (01-07-2016)“…The dissociative ionization of toluene initiated by a few-cycle laser pulse as a function of the carrier envelope phase (CEP) is investigated using single-shot…”
Get full text
Journal Article -
20
Carbon Dioxide Supersaturation in the Surface Waters of Lakes
Published in Science (American Association for the Advancement of Science) (09-09-1994)“…Data on the partial pressure of carbon dioxide (CO$_2$) in the surface waters from a large number of lakes (1835) with a worldwide distribution show that only…”
Get full text
Journal Article