Anja M. Schleicher
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View article: Six Ca‐Mg‐Fe Carbonate Reference Materials for <i>In Situ</i> Measurement of Oxygen and Carbon Isotope Ratios
Six Ca‐Mg‐Fe Carbonate Reference Materials for <i>In Situ</i> Measurement of Oxygen and Carbon Isotope Ratios Open
Six potential Ca‐Mg‐Fe carbonate reference materials were assessed for oxygen and carbon isotope ratios homogeneity by secondary ion mass spectrometry (SIMS). This new suite includes three dolomites (Tucka‐22, M9548.2, Eugui) and one anker…
View article: Temporary lake sustains active heterotrophic microbial communities in poly-extreme high-altitude environments of the Atacama Desert
Temporary lake sustains active heterotrophic microbial communities in poly-extreme high-altitude environments of the Atacama Desert Open
The Puna de Atacama is a high-altitude desert region renowned for its extreme environmental conditions, resulting in limited biological activity and low organic carbon availability. This study investigates the influence of a temporary lake…
View article: ASKQUESTIONS!: Leveraging Multimodal AI Architectures for Dynamic Event Interaction and Question Prioritization
ASKQUESTIONS!: Leveraging Multimodal AI Architectures for Dynamic Event Interaction and Question Prioritization Open
-- This paper examines ASKQUESTIONS!, a real-time audience engagement platform employing multimodal Artificial Intelligence (AI) to optimize question management in conferences and events. The system allows attendees to submit questions via…
View article: Recent Advances in the Use of Drill Cuttings for Determining Subduction Zone Structure, Stratigraphy, and Stress State
Recent Advances in the Use of Drill Cuttings for Determining Subduction Zone Structure, Stratigraphy, and Stress State Open
Obtaining in situ samples from active subduction systems is critical for assessing the material properties and geological evolution of rocks and sediments that host plate boundary deformation, and advancing our understanding of the process…
View article: The Effect of Hydrothermal Alteration and Microcracks on Hydraulic Properties and Poroelastic Deformation: A Case Study of the Blue Mountain Geothermal Field
The Effect of Hydrothermal Alteration and Microcracks on Hydraulic Properties and Poroelastic Deformation: A Case Study of the Blue Mountain Geothermal Field Open
Geothermal energy plays a vital role in decarbonizing electricity and heat supply. Effective utilization of geothermal resources hinges on identifying or generating permeable reservoir zones and understanding how effective pressure variati…
View article: Analysis of Airborne Magnetic and Radiometric Datasets for Geothermal Exploration, in North Central Nigeria
Analysis of Airborne Magnetic and Radiometric Datasets for Geothermal Exploration, in North Central Nigeria Open
This study uses high-resolution aeromagnetic and radiometric datasets to assess Nasarawa State's geothermal potential. Analysis was done on six 55 km by 55 km aeromagnetic data sheets. Heat flow, the geothermal gradient, and Curie point de…
View article: Weathering intensity and trace elements (Ni, Sr, Zn, and Cr) distribution in Vertisols developed on basalt in a semiarid environment: agronomic implications
Weathering intensity and trace elements (Ni, Sr, Zn, and Cr) distribution in Vertisols developed on basalt in a semiarid environment: agronomic implications Open
Chemical weathering, a major geomorphic process, controls soil formation and evolution at the Earth’s surface and is strongly influenced by prevailing environmental conditions. In this study, three weathering soil profiles on a prominent a…
View article: Synthesis of the laboratory frictional properties of a major shallow subduction zone: the Nankai Trough, offshore SW Japan
Synthesis of the laboratory frictional properties of a major shallow subduction zone: the Nankai Trough, offshore SW Japan Open
The Nankai Trough subduction zone, located off the southern coast of southwestern Japan, has a well-documented history of large Mw > 8 earthquakes and significant tsunamis (e.g., Ando, 1975; Garrett et al., 2016). This region has been the …
View article: Hydrogeological characterisation of a Lower Jurassic rock unit at the Mont Terri &#8211; a new petrophysical, mineralogical and geochemical data set of the Opalinus Clay and the Staffelegg Formation
Hydrogeological characterisation of a Lower Jurassic rock unit at the Mont Terri – a new petrophysical, mineralogical and geochemical data set of the Opalinus Clay and the Staffelegg Formation Open
Opalinus Clay is chosen as host rock for the deep geological disposal of nuclear waste in Switzerland and is also being considered in Germany. The underlying Staffelegg Formation comprises potentially water-bearing layers. To investigate t…
View article: Textural, mineralogical, and geochemical evidence for apatite metasomatism and REE mobility within the Corvo orebody at the Neves Corvo Cu-Zn-Pb(-Sn) deposit (Iberian Pyrite Belt)
Textural, mineralogical, and geochemical evidence for apatite metasomatism and REE mobility within the Corvo orebody at the Neves Corvo Cu-Zn-Pb(-Sn) deposit (Iberian Pyrite Belt) Open
The Neves Corvo Cu-Zn-Pb(-Sn) deposit (Portugal) is one of the largest volcanogenic massive sulfide deposits (VMS) worldwide, hosted by Upper Devonian to Early Carboniferous rocks. Originally, it contained an early structurally controlled …
View article: Waste Management System ECOSORT -AI
Waste Management System ECOSORT -AI Open
- Efficient waste management is crucial for sustainable urban living. However, challenges such as improper segregation, low recycling rates, and reliance on manual systems hinder progress toward environmental goals. This paper introduces E…
View article: Mineralogy and Paragenesis of the Boundary Zone Zn-Pb ± Ag Deposit, Yukon, Canada
Mineralogy and Paragenesis of the Boundary Zone Zn-Pb ± Ag Deposit, Yukon, Canada Open
Clastic-dominated (CD-type) Zn-Pb ± Ag deposits account for significant global Zn and Pb resources. In this contribution, we describe a new Zn-Pb ± Ag deposit, Boundary Zone, recently discovered in the Macmillan Pass district, Yukon, Canad…
View article: Influence of Lithology and Biota on Stream Erosivity and Drainage Density in a Semi‐Arid Landscape, Central Chile
Influence of Lithology and Biota on Stream Erosivity and Drainage Density in a Semi‐Arid Landscape, Central Chile Open
Drainage density is a fundamental landscape feature that determines the length scale for hillslope sediment transport and results from the competition of diffusive hillslope and advective stream incision processes, whose efficiencies are k…
View article: Hydrogeochemical and microbial characterization of a Middle Triassic carbonate aquifer (Muschelkalk) in Berlin and geochemical simulation of its use as a high-temperature aquifer thermal energy storage
Hydrogeochemical and microbial characterization of a Middle Triassic carbonate aquifer (Muschelkalk) in Berlin and geochemical simulation of its use as a high-temperature aquifer thermal energy storage Open
The geological formation of the Muschelkalk is widespread in the center of the North German Basin (NGB) and is increasingly attracting interest for application of geothermal energy extraction or high-temperature aquifer thermal energy stor…
View article: Development of Photo Spot at Madasari Beach Masawah Village Cimerak Sub-District
Development of Photo Spot at Madasari Beach Masawah Village Cimerak Sub-District Open
Every community needs self-awareness in building the development of a tourist village (Madasari Hamlet) in Masawah Village, Cimerak District. Collecting data about problems in this hamlet through interviews, observation, and documentation.
View article: Assessing the Microbial Impact on the Performance of Bentonite Clay at Different Thermo-Hydro-Geochemical Conditions
Assessing the Microbial Impact on the Performance of Bentonite Clay at Different Thermo-Hydro-Geochemical Conditions Open
Because of its swelling capacity, compacted bentonite clay is a suitable buffer material in deep geological repositories for high-level nuclear waste. However, this only applies if the swelling capacity is maintained. Accordingly, bentonit…
View article: What can we learn from pyrite about the hydrogeology of argillaceous formations?
What can we learn from pyrite about the hydrogeology of argillaceous formations? Open
Argillaceous rock formations provide favourable properties to act as geological barriers for the disposal of high-level radioactive waste. Opalinus Clay is the chosen host rock in Switzerland and is also being considered in Germany. Pyrite…
View article: Geochemical profiles in the hydrogeological system of the Opalinus Clay
Geochemical profiles in the hydrogeological system of the Opalinus Clay Open
Opalinus Clay is the chosen host rock for the deep geological disposal of nuclear waste in Switzerland and is also being considered for this purpose in Germany. For the long-term integrity of the disposal site, temporally and spatially sta…
View article: Mid-Cretaceous extensional magmatism in the Alborz Mountains, north Iran; geochemistry and geochronology of Gasht-Masuleh gabbros
Mid-Cretaceous extensional magmatism in the Alborz Mountains, north Iran; geochemistry and geochronology of Gasht-Masuleh gabbros Open
In the Gasht-Masuleh area in the Alborz Mountains, gabbroic magma intruded Palaeozoic metasediments and Mesozoic sediments and crystallised as isotropic and cumulate gabbros. LREE enrichment points to relatively low degrees of mantle melti…
View article: Clay‐associated microbial communities and their relevance for a nuclear waste repository in the Opalinus Clay rock formation
Clay‐associated microbial communities and their relevance for a nuclear waste repository in the Opalinus Clay rock formation Open
Microorganisms are known to be natural agents of biocorrosion and mineral transformation, thereby potentially affecting the safety of deep geological repositories used for high‐level nuclear waste storage. To better understand how resident…
View article: Diagenetic History and Timing of Cu and Zn-Pb Sulfide Mineralization in the Permian Kupferschiefer System, Saale Subbasin, Eastern Germany
Diagenetic History and Timing of Cu and Zn-Pb Sulfide Mineralization in the Permian Kupferschiefer System, Saale Subbasin, Eastern Germany Open
The Southern Permian basin in central Europe contains a number of important high-grade sediment-hosted Cu deposits. Laterally extensive stratabound Cu and Zn-Pb sulfide mineralized rocks are located at a major stratigraphic redox boundary,…
View article: Exploring lithological controls on drainage density in Santa Gracia, Central Chile
Exploring lithological controls on drainage density in Santa Gracia, Central Chile Open
The controls of drainage density remain a mystery, despite it being a fundamental attribute of landscape morphology. Studies have shown that dry climates with less vegetation or less-consolidated sediment often have higher drainage densiti…
View article: Permeability and Compressibility Evolution of Fractured and Intact Reservoir Rocks from the Blue Mountain Geothermal Field, Nevada
Permeability and Compressibility Evolution of Fractured and Intact Reservoir Rocks from the Blue Mountain Geothermal Field, Nevada Open
Many reservoir rocks of productive geothermal energy resources display low porosity and matrix permeability. Therefore, to enhance fluid flow, fault zones and natural fracture networks are increasingly targeted for geothermal energy exploi…
View article: Sedimentology and microbiology of Lake Sentani, Papua Province, Indonesia – A multidisciplinary study of a tropical lake system under increasing anthropogenic stress
Sedimentology and microbiology of Lake Sentani, Papua Province, Indonesia – A multidisciplinary study of a tropical lake system under increasing anthropogenic stress Open
Lake Sentani consists of  four interconnected sub-basins with different water depths and water column characteristics, ranging from fully mixed to permanently stratified. Its catchment is comprised of highly diverse lithologies, rangi…