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PhD Sonja Lojen

PhD Sonja Lojen
no.: 10807 source: ARIS

researcher – active in research organisation
Foreign language skills
Research activity

Code Science Field Subfield
1.06.04  Natural sciences and mathematics  Geology  Geochemistry 
Keywords
Stable isotopes, environment, pollution, biogeochemical cycles, Karst system
Points
390.45
A''
69.06
A'
246.12
A1/2
322.05
CI10
1,252
CImax
236
h10
19
A1
1.46
A3
0.01
Data for the last 5 years (citations for the last 10 years) on April 14, 2024; A3 for period 2018-2022 (update for tender in 2023: YES)
Data for ARIS tenders ( 12.01.2024 – Project tender, archive )
Database Linked records Citations Pure citations Average pure citations
WoS 80  1,711  1,518  18.98 
Scopus 89  2,027  1,793  20.15 
Mentoring junior researchers
source: ARIS
no. Name and surname Type Period Code
1 PhD Saša Zavadlav  Uniform doctoral studies  10/1/2008 - 6/20/2013  30892 
2 PhD Martina Burnik Šturm  Uniform doctoral studies  11/1/2006 - 5/31/2011  28487 
3 PhD Tjaša Kanduč  Doctoral degree  11/1/2000 - 4/30/2006  21543 
Education
source: ARIS
Level of education Professional title Study subject Faculty Year
    Geology  SI 1988 
Master's degree  M. Sc.     SI 1992 
Doctor's degree  Ph. D.   Geology  SI University of Ljubljana, Faculty of Natural Sciences and Engineering 1996 
Doctoral dissertations and other final papers Show
Obtaining results now
source: COBISS
Employments
source: ARIS
Type of employment Research org. Research group Date of employment Position Title ecris.org.employ_rolegroup
Full time employment (100%, RD:100%)  Jožef Stefan Institute  Department of Environmental Sciences  1/1/1993  Research counsellor    Researcher 
Research projects Legend
source: ARIS
no. Code Title Period Head No. of publications
1. J6-50213  Denuded caves of the Nullarbor Plain   2023 - 2024  PhD Matej Lipar  3,360 
2. L7-50097  Hydro-ecologically based operation of run-of-river reservoirs for effective sediment management and energy production   2023 - 2024  PhD Mateja Klun  8,384 
3. J6-50214  Supporting Holocene Climate Reconstruction with High-Resolution Cryospheric Proxies from the Karst Ice Caves of Slovenia   2023 - 2024  PhD Jure Tičar  4,790 
4. N1-0309  Validation of catchment-scale contaminant transport models using stable isotopes and multi-element measurements   2023 - 2024  PhD Radmila Milačič  2,669 
5. V1-2319  The presence of mercury in drinking water in the area of ​​the Municipality of Idrija   2023 - 2024  PhD Jože Kotnik  4,088 
6. J6-3141  Subglacial carbonate deposits - a new source for studying the presence of glaciers in a glaciokarstic environment   2021 - 2024  PhD Matija Zorn  6,230 
7. J1-2478  Novel proxies of the Holocene climate variability in stalagmites in Slovenia   2020 - 2024  PhD Sonja Lojen  5,201 
8. J1-1712  Record of environmental change and human impact in Holocene sediments, Gulf of Trieste   2019 - 2023  PhD Matej Dolenec  5,442 
9. N1-0164  Molybdenum geobiochemical cycle in rocks and sediments   2020 - 2021  PhD Nastja Rogan Šmuc  2,522 
10. J1-9179  Non-traditional isotopes as identifiers of authigenic carbonates   2018 - 2021  PhD Sonja Lojen  4,604 
11. J4-8216  Mortality of lowland oak forests - consequence of lowering underground water or climate change?   2017 - 2020  PhD Tomislav Levanič  3,997 
12. N1-0054  Spatial distribution of water isotopes in precipitation in Europe with special focus on the transect from the Adriatic Coast to the Pannonian Plain   2016 - 2019  PhD Polona Vreča  2,024 
13. J4-7640  Electrostatic immobilisation of bacterial cells and effects on their physiology   2016 - 2019  PhD Aleš Lapanje  7,048 
14. J2-7322  Modellinghydrologicresponseofnonhomogeneouscatchments   2016 - 2018  PhD Mitja Brilly  5,949 
15. J7-6857  Vegetation and hydrology of Ljubljansko barje in the past, present and future - a consequence of succession, human impact or climatic fluctuations?   2014 - 2017  PhD Maja Andrič  4,981 
16. L1-5451  Evaluating geological sequestration of CO2 in low rank coals; Velenje basin, Slovenia as a natural analogue   2013 - 2016  PhD Tjaša Kanduč  4,532 
17. V4-1108  The use of speciific methods for determination and prevention of adulteration of milk and dairy products   2011 - 2014  PhD Nives Ogrinc  3,545 
18. L1-4280  Groundwater age determination in deep aquifers of Slovenia   2011 - 2014  PhD Janko Urbanc  5,707 
19. L2-4066  Petrology of brown (low-rank) coals as mined and/or used in Slovenia, natural gasses in them, and their gas-sorption properties   2011 - 2014  PhD Miloš Markič  3,722 
20. J4-4224  Sustainable land use in relation to soil and crop quality   2011 - 2014  PhD Franc Batič  11,147 
21. V4-1058  Možnosti kmetovanja na vodovarstvenih območjih (Slovene)   2010 - 2013  PhD Janko Urbanc  5,280 
22. L2-2211  Optimiranje remediacije odlagališča materiala onesnaženega s polikloriranimi bifenili (PCB) (Slovene)   2009 - 2012  PhD Andrej Stergaršek  3,583 
23. L1-0437  Natural hydrochemical background and dynamics of groundwater in Slovenia   2008 - 2011  PhD Janko Urbanc  4,955 
24. J1-9498  CO2 FIXATION IN RIVER CARBONATES: MASS BALANCE, HYDROLOGICAL, GEOCHEMICAL AND BIOCHEMICAL CONTROLS   2007 - 2010  PhD Sonja Lojen  4,459 
25. V4-0490  Usoda in speciacija onesnažil pri predelavi onesnažene biomase v sintetično gorivo in čisti vodik (Slovene)   2008  PhD Andrej Stergaršek  5,225 
26. V4-0316  Določanje geografskega in botaničnega porekla medu (Slovene)   2007 - 2008  PhD Marijan Nečemer  2,379 
27. L1-7097  Nitrate migration in a plant-soil-groundwater system   2005 - 2008  PhD Janko Urbanc  6,814 
28. J4-7315  The response of soil organic matter and natural ecosystems (primarily forests) to climate change   2005 - 2008  PhD Nataša Jaecks Vidic  3,409 
29. M1-0157  Določitev vpliva vojaškega poligona Krivolak na okolje z namenom njegove ekološke sanacije (Slovene)   2006 - 2007  PhD Boštjan Pokorny  16,986 
30. L2-6458  Development of tools for management and analysis of the loads and influences on waters in the Sava and Soča catchments   2004 - 2007  PhD Matjaž Mikoš  10,762 
31. V4-0114  Določevanje izvora sladkorjev vin s kombinacijo SNIF-NMR, IRMS in kemometričnimi metodami - nadaljevanje projekta iz leta 2001 'Konkurenčnost Slovenije 2001-2006' (Slovene)   2005 - 2006  PhD Mitja Kocjančič  3,860 
32. V4-0479  Določevanje izvora sladkorjev vin s kombinacijo SNIF-NMR, IRMS in kemometričnimi metodami (Slovene)   2003  PhD Mitja Kocjančič  5,489 
33. V4-0299  Določevanje izvora sladkorjev v vinih s kombinacijo SNIF-NMR,IRMS in kemometričnimi metodami (Slovene)   2000 - 2001  PhD Mitja Kocjančič  4,823 
34. J1-0695  Geokemija supergenih procesov v Sloveniji (Slovene)   2000 - 2001  PhD Simon Pirc  6,224 
35. J2-1433  Mehanizmi nastajanja, prenosa in kopičenja plinov v premogovnih slojih (Slovene)   1999 - 2001  PhD Jožef Pezdič  6,853 
36. J1-1300  Organski polutanti v bioloških virih slovenskega morja (Slovene)   1999 - 2001  PhD Hermina Leskovšek Šefman  5,487 
37. L3-1294  The effects of the continuous method on endurance performance   1999 - 2001  PhD Anton Ušaj  1,139 
38. T1-0695  Geokemija supergenih procesov v Sloveniji (Slovene)   1998 - 2001  PhD Simon Pirc  5,023 
39. J1-0865  Lichens as integrating air pollution monitors   1998 - 2001  PhD Zvonka Jeran  2,549 
40. J1-7414  Slovenska alpska jezera: paleoekologija in ekologija (slo-al: pe) - procesi eutrofizacije v visokogorskih jezerih (Slovene)   1996 - 2001  PhD Anton Brancelj  7,503 
41. L1-9102  Health aspects of soca river pollution in the solkan he power plant reservoir   1999  PhD Mladen Franko  2,046 
42. V4-9119  Primerjava metod pri določanju izotopske sestave vin - ugotavljanje izvora sladkorjev v vinih z uporabo SNIF-NMR in stabilnih izotopov (Slovene)   1998 - 1999  PhD Mitja Kocjančič  3,233 
43. V2-8575  Razvoj sistema za obvladovanje ogroženosti podtalnice zaradi točkovnih in razpršilnih industrijskih in urbanih ter kmetijskih izvorov o (Slovene)   1996 - 1998  PhD Miran Veselič  3,844 
44. J1-7263  Geokemija supergene cone v Sloveniji (Slovene)   1998  PhD Jožef Pezdič  3,648 
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source: ARIS
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