OOIR: Observatory of International Research

Papers

(The median citation count of Geothermal Energy is 4. The table below lists those papers that are above that threshold based on CrossRef citation counts [max. 250 papers]. The publications cover those that have been published in the past four years, i.e., from 2022-05-01 to 2026-05-01.)

Article	Citations
In-situ thermal properties of grouting materials in borehole heat exchangers	83
Potential of low-temperature aquifer thermal energy storage (LT-ATES) in Germany	57
Integration of distributed acoustic sensing for real-time seismic monitoring of a geothermal field	51
Laboratory experiments on the effects of corrosion inhibitor on the mechanical properties of reservoir rock	45
A simulation study of the impact of fracture networks on the co-production of geothermal energy and lithium	31
Distribution of surface heat flow and effects on the subsurface temperatures in the northern part of Thrace Basin, NW Turkey	26
Model for dimensioning borehole heat exchanger applied to mixed-integer-linear-problem (MILP) energy system optimization	24
How temperatures derived from fluid flow and heat transport models impact predictions of deep geothermal potentials: the “heat in place” method applied to Hesse (Germany)	24
Experimental investigation on heat transfer characteristics of single-well enhanced geothermal system	23
Brazilian Curie isothermal mapping: the THERMOMAG model	21
Evaluating an enhanced thermal response test (ETRT) with high groundwater flow	19
3D structural controls of a high-enthalpy geothermal field in an extensional setting: the Kizildere geothermal field (Western Türkiye)	18
Investigating high permeable zones in non-volcanic geothermal systems using lineament analysis and fault fracture density (FFD): northern Konawe Regency, Indonesia	17
Finite element simulation of permeable fault influence on a medium deep borehole thermal energy storage system	17
Fluid–CO₂ injection in a hypersaline volcanic systems: a reactive transport and experimental evaluation with application to the Tuzla Geothermal Field, Türkiye	17
A review of district energy technology with subsurface thermal storage integration	16
Groundwater and geothermal archetypes in Berlin, Germany	15
Forecasting geothermal temperature in western Yemen with Bayesian-optimized machine learning regression models	15
Comparison of simulation tools for optimizing borehole heat exchanger field operation	15
A conceptual model of the hydrochemical evolution and hydrothermal genetics of the geothermal waters of the Ngari Prefecture, Tibet	15
Hydrological constraints on the potential of enhanced geothermal systems in the ductile crust	14
Correction: Structural control of the graben fault on hydrothermal alteration in the Cerro Pabellón geothermal system (Andean Cordillera, Northern Chile)	14
Modelling of flow through naturally fractured geothermal reservoirs, Taupō Volcanic Zone, New Zealand	14
Calculation model and influence factors of thermal conductivity of composite cement-based materials for geothermal well	14
Study on permeability evolution and damage mechanism along the EGS fracture in heat mining stage under thermal stress/cracking	13

Parameter identification and range restriction through sensitivity analysis for a high-temperature heat injection test	13
Modeling and economic evaluation of deep geothermal heat supply systems using the example of the Wealden near Hannover, Germany	13
Feasibility of coaxial deep borehole heat exchangers in southern California	12
Mechanisms of lithium and cesium enrichment in the Semi-Dazi geothermal field, Qinghai-Xizang Plateau: insights from H–O–Li–Sr isotopes	12
Correction: Analytically estimating the efciency of high temperature aquifer thermal energy storage	12
The impact of wind and geothermal energy consumption on economic growth and financial development: evidence on selected countries	12
Global sensitivity analysis and uncertainty quantification for design parameters of shallow geothermal systems	11
Dissolved organic compounds in geothermal fluids used for energy production: a review	11
Participatory monitoring in geothermal projects: a combined socio-geophysical approach to seismicity, risk perception and acceptability	11
Repurposing idle wells in the North German Basin as deep borehole heat exchangers	11
Image of the five elements and prediction of the geothermal field based on gravity, magnetic and magnetotelluric data in the PanZ area	11
Thermal energy assessment and structural modelling of the Akiri Hot Spring region, Middle Benue Trough, Nigeria, using magnetic data sets	10
Thermoeconomic analysis of a geothermal power plant by comparison of different exergetic methods	10
Development of a risk assessment tool for deep geothermal projects: example of application in the Paris Basin and Upper Rhine graben	10
The crustal stress field of Germany: a refined prediction	10
Comparison of stimulation techniques in a geothermal injection well in a sedimentary aquifer in Szentes, Hungary	10
The northeastern Algeria hydrothermal system: gravimetric data and structural implication	10
Determination of thermal properties of grouting materials for borehole heat exchangers (BHE)	9
Validation of Play Fairway Analysis of the geothermal potential of Camas Prairie, south-central Idaho, by an exploration well	9
Extraction of geothermal fluids from enhanced geothermal systems: optimization of a gas lift sparger	9
Experimental assessment of sealing integrity of grouts and clay pellets under thermal cycles representative of HT-ATES operation	9
Support for regulation of enhanced geothermal systems research: examining the role of familiarity, credibility, and social endorsement	9
Incorporating risk in geothermal field development planning: applying decision-theoretic agents	9
3D mechanical analysis of geothermal reservoir operations in faulted sedimentary aquifers using MACRIS	8
Quantification of the effect of gas–water–equilibria on carbonate precipitation	8
An investigation into the impact of diapir structures on formation pressure systems: a case study of the Yinggehai Basin, China	8
Temperature and flow velocity dependency of biological screen-slot clogging in injection wells	8
Expedited and dependable geothermal rock characterization and absolute permeability modeling using advanced data-driven techniques	8
Analytical modelling approach of ground freezing and thawing around ground heat collectors	8
Geothermal favourability in data-scarce regions: incorporating physical and socio-economic factors into a modified Play fairway approach, southwestern Yukon, Canada	8
Experimental study on the effect of CO2 storage on the reservoir permeability in a CO2-based enhanced geothermal system	7
From pilot knowledge via integrated reservoir characterization to utilization perspectives of deep geothermal reservoirs: the 3D model of Groß Schönebeck (North German Basin)	7
Development, validation and demonstration of a new Modelica pit thermal energy storage model for system simulation and optimization	7
Visualization and semi-quantitative analysis of dissolution processes at artificial structures in carbonate rocks using optical, 3D micro-scanning and confocal laser scanning microscopy	7
A comprehensive review of deep borehole heat exchangers (DBHEs): subsurface modelling studies and applications	7
Effect of real-time high temperature and loading rate on mode I fracture toughness of granite	7
Correction: The impact of hydrothermal alteration on the physiochemical characteristics of reservoir rocks: the case of the Los Humeros geothermal field (Mexico)	7
Evolution of worldwide geothermal power 2020–2023	7
Performance of a hybrid heating system based on enhanced deep borehole heat exchanger and solar energy	6
Porosity estimation of a geothermal carbonate reservoir in the German Molasse Basin based on seismic amplitude inversion	6
Parametric analysis of geothermal reservoir performance in Mesozoic sandstone formations within the North German Basin developed by multi-well systems	6
Thermal modeling and simulation of a single-flash geothermal power plant involving non-condensable gas: a case study of Kamojang geothermal field in Garut, West Java, Indonesia	6
Modified cyclic SCCO2 injection for energy recovery and thermal breakthrough mitigation in Saskatchewan geothermal reservoirs	6
Effect of degassing on scaling in hypersaline system: Tuzla geothermal field, Turkey	6
Geophysical characteristics of a fault system in the northern Central Range of Taiwan and its applications for geothermal energy exploration	6
Definition of a thermal conductivity map for geothermal purposes	6
Magnetic and gravity modeling and subsurface structure of two geothermal fields in the UAE	5
Cooling-induced permeability enhancement for networks of microfractures in superhot geothermal environments	5
Controls of low injectivity caused by interaction of reservoir and clogging processes in a sedimentary geothermal aquifer (Mezőberény, Hungary)	5
Qualitative assessment of optimizing the well spacings based on the economic analysis	5

Preliminary zoning of the territory of Ukraine based on the geothermal play types	5
Thermal Earth model for the conterminous United States using an interpolative physics-informed graph neural network	5
Numerical investigation on the influence of groundwater flow on long-term heat extraction performance of deep borehole heat exchanger array	5
Multicriteria screening evaluation of geothermal resources on mine lands for direct use heating	5
Characterisation of the fracture- and karst-controlled geothermal reservoir below Munich from geophysical wireline and well information	5
Physical property characterization of the Waipapa greywacke: an important geothermal reservoir basement rock in New Zealand	5
Mechanism of heat transfer and accumulation in sedimentary basin geothermal anomaly belts: a case study of Bohai Bay Basin, China	5
Deep structure and geothermal resource effects of the Gonghe basin revealed by 3D magnetotelluric	4
The impact of hydrothermal alteration on the physiochemical characteristics of reservoir rocks: the case of the Los Humeros geothermal field (Mexico)	4
A probabilistic model-based approach to assess and minimize scaling in geothermal plants	4
Assessment of the Pb2+ biosorption potential of the fungus Penicillium citrinum under geothermal conditions	4
Risk of surface movements and reservoir deformation for high-temperature aquifer thermal energy storage (HT-ATES)	4
Chemical and isotopic constraints on fluid origin and genesis of geothermal systems in the Tingri-Tangra Yumco rift, southern Tibetan Plateau	4
Energy efficiency optimization analysis of a ground source heat pump system based on neural networks and genetic algorithms	4
Comparison and integration of simulation models for horizontal connection pipes in geothermal bore fields	4
Probabilistic assessment and hydro-thermal coupling simulation of geothermal resources potential for heating/cooling	4
Heat storage efficiency, ground surface uplift and thermo-hydro-mechanical phenomena for high-temperature aquifer thermal energy storage	4
Hydrothermal alteration in the geothermal system of the Irruputuncu volcano deep wells PGC-01 and PGC-02, Northern Chile	4
Influence of extreme fracture flow channels on the thermal performance of open-loop geothermal systems at commercial scale	4