Johannes Gierschner
@gierschner.bsky.social
Senior Research Prof. IMDEA Nanoscience Madrid
💻🧪Photophysics of Organic & Hybrid Materials
😐💪 Scientific Integrity Decline
Profile: nanoscience.imdea.org/home-en/people/item/johannes-gierschner
Website: www.uv.es/jogiers
orcid.org/0000-0001-8177-7919
💻🧪Photophysics of Organic & Hybrid Materials
😐💪 Scientific Integrity Decline
Profile: nanoscience.imdea.org/home-en/people/item/johannes-gierschner
Website: www.uv.es/jogiers
orcid.org/0000-0001-8177-7919
Manipulation of University Rankings = Destroys Confidence in Science
STOP Counting Numbers 🚫 #researchintegrity
[also concerns #chemsky #compchemsky #pisky]
STOP Counting Numbers 🚫 #researchintegrity
[also concerns #chemsky #compchemsky #pisky]
Exclusive: ‘Highly problematic’ policy has Saudi university pressuring faculty to cite its research
Prince Sultan University At Prince Sultan University in Saudi Arabia, faculty members must help raise their school’s academic standing not by doing impactful work, but by citing the institution’s r…
retractionwatch.com
November 25, 2025 at 5:52 AM
Manipulation of University Rankings = Destroys Confidence in Science
STOP Counting Numbers 🚫 #researchintegrity
[also concerns #chemsky #compchemsky #pisky]
STOP Counting Numbers 🚫 #researchintegrity
[also concerns #chemsky #compchemsky #pisky]
👉Clarivate excluded another 432 of 7000 researchers in the 2025 Highly Cited Researcher list👇
With the former exclusions (2021: 300, 2022: 500, 2023: 1000, 2024: 2000), a total of > 35% of all HCR researchers is now excluded, showing the extent of systematic Citation Gaming...
#researchintegrity
With the former exclusions (2021: 300, 2022: 500, 2023: 1000, 2024: 2000), a total of > 35% of all HCR researchers is now excluded, showing the extent of systematic Citation Gaming...
#researchintegrity
Highly Cited Researchers Analysis 2025 | Clarivate
In-depth analysis of the 2025 list of Highly Cited Researchers from Clarivate: trends, institution rankings and global research impact.
clarivate.com
November 22, 2025 at 4:23 PM
👉Clarivate excluded another 432 of 7000 researchers in the 2025 Highly Cited Researcher list👇
With the former exclusions (2021: 300, 2022: 500, 2023: 1000, 2024: 2000), a total of > 35% of all HCR researchers is now excluded, showing the extent of systematic Citation Gaming...
#researchintegrity
With the former exclusions (2021: 300, 2022: 500, 2023: 1000, 2024: 2000), a total of > 35% of all HCR researchers is now excluded, showing the extent of systematic Citation Gaming...
#researchintegrity
Talk on #researchintegrity at the Symposium on Lung Metastasis on the occasion of the Prof. award to Dr. Marcus Krüger in Halle, Germany.
Congratulations again for the achievement, Marcus, and thank you once more for the kind invitation.
Congratulations again for the achievement, Marcus, and thank you once more for the kind invitation.
November 22, 2025 at 12:08 PM
Talk on #researchintegrity at the Symposium on Lung Metastasis on the occasion of the Prof. award to Dr. Marcus Krüger in Halle, Germany.
Congratulations again for the achievement, Marcus, and thank you once more for the kind invitation.
Congratulations again for the achievement, Marcus, and thank you once more for the kind invitation.
2nd Internat. Symposium on Emerging Photovoltaic Materials, Tsinghua SIGS, organized by Safakath Karuthedath
Thank you, Safakath, for the kind invitation to the 2 seminars, i.e. on our research #chemsky #PiSky , and on #researchintegrity
A great week with tutorials & discussions!
Thank you, Safakath, for the kind invitation to the 2 seminars, i.e. on our research #chemsky #PiSky , and on #researchintegrity
A great week with tutorials & discussions!
November 19, 2025 at 4:16 PM
2nd Internat. Symposium on Emerging Photovoltaic Materials, Tsinghua SIGS, organized by Safakath Karuthedath
Thank you, Safakath, for the kind invitation to the 2 seminars, i.e. on our research #chemsky #PiSky , and on #researchintegrity
A great week with tutorials & discussions!
Thank you, Safakath, for the kind invitation to the 2 seminars, i.e. on our research #chemsky #PiSky , and on #researchintegrity
A great week with tutorials & discussions!
🙂 With Zengqi Xie at SCUT: research talks, tuturial & discussions on #chemsky #pisky
...and seminar & course on #researchintegrity
Thanks again, Zengqi & group, for 3 packed, great days!
...and seminar & course on #researchintegrity
Thanks again, Zengqi & group, for 3 packed, great days!
November 14, 2025 at 10:27 AM
🙂 With Zengqi Xie at SCUT: research talks, tuturial & discussions on #chemsky #pisky
...and seminar & course on #researchintegrity
Thanks again, Zengqi & group, for 3 packed, great days!
...and seminar & course on #researchintegrity
Thanks again, Zengqi & group, for 3 packed, great days!
Dr. Indranil Bhattacharjee has left the group to join Distinkt www.distinkt.tech in Barcelona, as R&D chief scientist. All the best for your future, Indranil!
November 3, 2025 at 11:39 AM
Dr. Indranil Bhattacharjee has left the group to join Distinkt www.distinkt.tech in Barcelona, as R&D chief scientist. All the best for your future, Indranil!
👉Retraction Watch @retractionwatch.com reports👇:
"Web of Science company involved in dubious awards in Iraq"
#researchintegrity
"Web of Science company involved in dubious awards in Iraq"
#researchintegrity
Exclusive: Web of Science company involved in dubious awards in Iraq
Hayder A. Dhahad, Iraq’s deputy minister for scientific research affairs, speaks at an awards ceremony at the country’s Science Day celebration. Source: Instagram In the string of prestigious…
retractionwatch.com
October 31, 2025 at 8:24 AM
👉Retraction Watch @retractionwatch.com reports👇:
"Web of Science company involved in dubious awards in Iraq"
#researchintegrity
"Web of Science company involved in dubious awards in Iraq"
#researchintegrity
Happy to organize once more the Course on
"Simulation of Materials" within the European MSc in Theoretical Chemistry & Computational Modelling EM-TCCM @emtccm.bsky.social
at IMDEA Nanoscience @imdeanano.bsky.social.
👉Thanks to Org.Team members Cristina, José & Begoña
#CompChemSky
"Simulation of Materials" within the European MSc in Theoretical Chemistry & Computational Modelling EM-TCCM @emtccm.bsky.social
at IMDEA Nanoscience @imdeanano.bsky.social.
👉Thanks to Org.Team members Cristina, José & Begoña
#CompChemSky
October 30, 2025 at 5:53 AM
Happy to organize once more the Course on
"Simulation of Materials" within the European MSc in Theoretical Chemistry & Computational Modelling EM-TCCM @emtccm.bsky.social
at IMDEA Nanoscience @imdeanano.bsky.social.
👉Thanks to Org.Team members Cristina, José & Begoña
#CompChemSky
"Simulation of Materials" within the European MSc in Theoretical Chemistry & Computational Modelling EM-TCCM @emtccm.bsky.social
at IMDEA Nanoscience @imdeanano.bsky.social.
👉Thanks to Org.Team members Cristina, José & Begoña
#CompChemSky
👇 more "scientific artwork"🤨 in #chemsky, flagged at
pubpeer.com/publications...
....no wonder that the lead authors of this 'high-quality' work are listed in the so-called "World's Top 2% Scientists", Elsevier's annual Vanity Fair for Citation Gamer
Stop Counting Numbers = #researchintegrity
pubpeer.com/publications...
....no wonder that the lead authors of this 'high-quality' work are listed in the so-called "World's Top 2% Scientists", Elsevier's annual Vanity Fair for Citation Gamer
Stop Counting Numbers = #researchintegrity
October 28, 2025 at 4:48 PM
👇 more "scientific artwork"🤨 in #chemsky, flagged at
pubpeer.com/publications...
....no wonder that the lead authors of this 'high-quality' work are listed in the so-called "World's Top 2% Scientists", Elsevier's annual Vanity Fair for Citation Gamer
Stop Counting Numbers = #researchintegrity
pubpeer.com/publications...
....no wonder that the lead authors of this 'high-quality' work are listed in the so-called "World's Top 2% Scientists", Elsevier's annual Vanity Fair for Citation Gamer
Stop Counting Numbers = #researchintegrity
🤨No & No again! 👉 "Stale Citations" are an integral part of science: to give credit to crucial works of the past, avoiding 'reinventions', being a plague in research, e.g. in #chemsky #pisky
Your biased AI Tool to keep "research fresh" is a tombstone of science. Spooky indeed 😱 #researchintegrity
Your biased AI Tool to keep "research fresh" is a tombstone of science. Spooky indeed 😱 #researchintegrity
Check 18 of 26: citations older than a mummy’s wrap.
Paperpal Preflight for Editorial Desk highlights outdated references, ensuring research stays fresh, relevant and current.
Stale citations belong in history, not in peer review.
#ResearchIntegrity #Halloween
Paperpal Preflight for Editorial Desk highlights outdated references, ensuring research stays fresh, relevant and current.
Stale citations belong in history, not in peer review.
#ResearchIntegrity #Halloween
October 25, 2025 at 5:56 PM
🤨No & No again! 👉 "Stale Citations" are an integral part of science: to give credit to crucial works of the past, avoiding 'reinventions', being a plague in research, e.g. in #chemsky #pisky
Your biased AI Tool to keep "research fresh" is a tombstone of science. Spooky indeed 😱 #researchintegrity
Your biased AI Tool to keep "research fresh" is a tombstone of science. Spooky indeed 😱 #researchintegrity
👉 Great to talk about #ResearchIntegrity at Elettra Sincrotrone Trieste, within the Open Science Week of the Across Alliance www.across-alliance.eu
Thank you again, Giovanni De Ninno & Barbara Ressel, for the kind invitation, and to the audience for the thoughtful discussion!
Thank you again, Giovanni De Ninno & Barbara Ressel, for the kind invitation, and to the audience for the thoughtful discussion!
Across Open Science Week | Across
The Across Alliance is organizing an Open Science Week from October 20 to 24, 2025. Events will take place across all member universities and will also be
www.across-alliance.eu
October 24, 2025 at 3:08 PM
👉 Great to talk about #ResearchIntegrity at Elettra Sincrotrone Trieste, within the Open Science Week of the Across Alliance www.across-alliance.eu
Thank you again, Giovanni De Ninno & Barbara Ressel, for the kind invitation, and to the audience for the thoughtful discussion!
Thank you again, Giovanni De Ninno & Barbara Ressel, for the kind invitation, and to the audience for the thoughtful discussion!
👉"Quality over Quantity" in Publishing - also endorsed by Cambridge University Press 💪💙
#ChemSky, #CompChemSky, #PiSky #researchintegrity
#ChemSky, #CompChemSky, #PiSky #researchintegrity
“We fundamentally believe that publishing less – but better – is essential for the health of the entire research system worldwide,” the authors of the report state.
Less is more: academic publishing needs ‘radical change,’ Cambridge press report concludes
Academic publishing needs “renewed focus and collective action” to embrace new approaches and ensure the future of the industry, concludes a report from Cambridge University Press, released last we…
retractionwatch.com
October 22, 2025 at 5:50 AM
👉"Quality over Quantity" in Publishing - also endorsed by Cambridge University Press 💪💙
#ChemSky, #CompChemSky, #PiSky #researchintegrity
#ChemSky, #CompChemSky, #PiSky #researchintegrity
👉Also Sorbonne bsky.app/profile/sorb... pulled out of 'THE' University Ranking 👇
Important step in times of massive, systematic gaming by Universities, being a main incentive for Hyperprolific Publishing, Citation Cartels, Paper Mills & Junk Science!
#researchintegrity, #Chemsky, #CompChemSky
Important step in times of massive, systematic gaming by Universities, being a main incentive for Hyperprolific Publishing, Citation Cartels, Paper Mills & Junk Science!
#researchintegrity, #Chemsky, #CompChemSky
Why Sorbonne pulled out of university ranking
France’s Sorbonne University plans to leave the Times Higher Education (THE) Rankings, adding its name to a growing number of universities rejecting lists that play one institution off against another...
sciencebusiness.net
October 19, 2025 at 5:50 AM
👉Also Sorbonne bsky.app/profile/sorb... pulled out of 'THE' University Ranking 👇
Important step in times of massive, systematic gaming by Universities, being a main incentive for Hyperprolific Publishing, Citation Cartels, Paper Mills & Junk Science!
#researchintegrity, #Chemsky, #CompChemSky
Important step in times of massive, systematic gaming by Universities, being a main incentive for Hyperprolific Publishing, Citation Cartels, Paper Mills & Junk Science!
#researchintegrity, #Chemsky, #CompChemSky
Annual 30h lecture on "Photophysics of Conjugated Organic Materials" @ Univ. Tübingen.
Once more, a great audience: thanks again for all your thoughtful questions!
#ChemSky, #CompChemSky
Once more, a great audience: thanks again for all your thoughtful questions!
#ChemSky, #CompChemSky
October 10, 2025 at 5:52 AM
Annual 30h lecture on "Photophysics of Conjugated Organic Materials" @ Univ. Tübingen.
Once more, a great audience: thanks again for all your thoughtful questions!
#ChemSky, #CompChemSky
Once more, a great audience: thanks again for all your thoughtful questions!
#ChemSky, #CompChemSky
👉Mapping Institutional Approaches to Research Assessment Reform: Insights from the CoARA Spanish National Chapter
zenodo.org/records/1701...
#researchintegrity
zenodo.org/records/1701...
#researchintegrity
Mapping Institutional Approaches to Research Assessment Reform: Insights from the CoARA Spanish National Chapter
This report presents the outcomes of Phase 1 of the Spanish National Chapter of the Coalition for Advancing Research Assessment (CoARA), coordinated by ANECA, CRUE, CSIC, and ISCIII. It maps emerging ...
zenodo.org
October 7, 2025 at 11:30 AM
👉Mapping Institutional Approaches to Research Assessment Reform: Insights from the CoARA Spanish National Chapter
zenodo.org/records/1701...
#researchintegrity
zenodo.org/records/1701...
#researchintegrity
Summary of a Discussion Panel on #researchintegrity with Lonni Besançon bsky.app/profile/lonn..., Eunsang Lee & Yukari Ito
at the 12th Heidelberg Laureate Forum👇
scilogs.spektrum.de/hlf/differen...
at the 12th Heidelberg Laureate Forum👇
scilogs.spektrum.de/hlf/differen...
Different Perspectives on Scientific Misconduct
For me, the most interesting takeaway from the panel discussion on scientific integrity at the 12th Heidelberg Laureate Forum was that scientific misconduct means rather different things from differen...
scilogs.spektrum.de
September 27, 2025 at 10:44 AM
Summary of a Discussion Panel on #researchintegrity with Lonni Besançon bsky.app/profile/lonn..., Eunsang Lee & Yukari Ito
at the 12th Heidelberg Laureate Forum👇
scilogs.spektrum.de/hlf/differen...
at the 12th Heidelberg Laureate Forum👇
scilogs.spektrum.de/hlf/differen...
September 27, 2025 at 6:32 AM
👉 3h Student course on #researchintegrity for the PhD students of the EU DN 'Eiffel' project eiffeldn.bsky.social in Mons, organized by David Beljonne.
Thanks again, David, for the kind invitation, and to all the students for your interest & thoughtful discussion!
#HorizonEurope
Thanks again, David, for the kind invitation, and to all the students for your interest & thoughtful discussion!
#HorizonEurope
September 17, 2025 at 6:13 AM
👉 3h Student course on #researchintegrity for the PhD students of the EU DN 'Eiffel' project eiffeldn.bsky.social in Mons, organized by David Beljonne.
Thanks again, David, for the kind invitation, and to all the students for your interest & thoughtful discussion!
#HorizonEurope
Thanks again, David, for the kind invitation, and to all the students for your interest & thoughtful discussion!
#HorizonEurope
👉 @ Yoann Olivier's group in Namur. Thank you again, Yoann, for the kind invitation to talk about 'Emission Color Pureness and Efficiency Regulation in Organic Chromophores' and the great time!
Yoann Olivier's research team
www.unamur.be
September 15, 2025 at 5:50 PM
👉 @ Yoann Olivier's group in Namur. Thank you again, Yoann, for the kind invitation to talk about 'Emission Color Pureness and Efficiency Regulation in Organic Chromophores' and the great time!
Leonardo Martins Carneiro scholar.google.com/citations?us... has joined the group for a 9-months PhD Internship from Univ. Federal de ABC, Brazil (supervisors Paula Homem de Mello & Fernando Bartoloni). Welcome, Leo!
September 7, 2025 at 6:44 AM
Leonardo Martins Carneiro scholar.google.com/citations?us... has joined the group for a 9-months PhD Internship from Univ. Federal de ABC, Brazil (supervisors Paula Homem de Mello & Fernando Bartoloni). Welcome, Leo!
2nd Sino-German Workshop on Advanced Nanoimaging and Nanofabrication & Special Session on Alfred Meixner's retirement, in Tübingen:
Thanks again, Dai Zhang & Team for the great event, and for the kind invitation!
Thank you Fredy, for the joint 15y journey & all the best for your active retirement!
Thanks again, Dai Zhang & Team for the great event, and for the kind invitation!
Thank you Fredy, for the joint 15y journey & all the best for your active retirement!
August 29, 2025 at 6:02 AM
2nd Sino-German Workshop on Advanced Nanoimaging and Nanofabrication & Special Session on Alfred Meixner's retirement, in Tübingen:
Thanks again, Dai Zhang & Team for the great event, and for the kind invitation!
Thank you Fredy, for the joint 15y journey & all the best for your active retirement!
Thanks again, Dai Zhang & Team for the great event, and for the kind invitation!
Thank you Fredy, for the joint 15y journey & all the best for your active retirement!
beyond "Tortured Phrases"😮:
👉"A comprehensive assessment of the types and additives in UV–Vis spectrophotometry was made possible by BANKRUPTCY. This INSOLVENCY is clarified in this chapter..." of a WILEY textbook 😢
pubpeer.com/publications...
#ChemSky, #PiSky, #CompChemSky #researchintegrity
👉"A comprehensive assessment of the types and additives in UV–Vis spectrophotometry was made possible by BANKRUPTCY. This INSOLVENCY is clarified in this chapter..." of a WILEY textbook 😢
pubpeer.com/publications...
#ChemSky, #PiSky, #CompChemSky #researchintegrity
PubPeer - UV–Visible Spectroscopy for Quantitative Analysis of Biomole...
There are comments on PubPeer for publication: UV–Visible Spectroscopy for Quantitative Analysis of Biomolecules (2028)
pubpeer.com
August 27, 2025 at 7:44 AM
beyond "Tortured Phrases"😮:
👉"A comprehensive assessment of the types and additives in UV–Vis spectrophotometry was made possible by BANKRUPTCY. This INSOLVENCY is clarified in this chapter..." of a WILEY textbook 😢
pubpeer.com/publications...
#ChemSky, #PiSky, #CompChemSky #researchintegrity
👉"A comprehensive assessment of the types and additives in UV–Vis spectrophotometry was made possible by BANKRUPTCY. This INSOLVENCY is clarified in this chapter..." of a WILEY textbook 😢
pubpeer.com/publications...
#ChemSky, #PiSky, #CompChemSky #researchintegrity
Interested in Modelling of Co-Pigmentation in Membranes? 👉Check out our new paper lead by Patrick Trouillas:
doi.org/10.1016/j.fo...
#CompChemSky
doi.org/10.1016/j.fo...
#CompChemSky
August 26, 2025 at 6:27 AM
Interested in Modelling of Co-Pigmentation in Membranes? 👉Check out our new paper lead by Patrick Trouillas:
doi.org/10.1016/j.fo...
#CompChemSky
doi.org/10.1016/j.fo...
#CompChemSky
I agree, probably "fascination peak is a "Tortured Phrase", but now look what Google's AI tells us about the use of this term👇 ...citing these junk science products as reference to claim that "fascination peak" is in fact a term in spectroscopy 😱
#ChemSky #PiSky #CompChemSky #researchintegrity
#ChemSky #PiSky #CompChemSky #researchintegrity
August 25, 2025 at 5:25 AM
I agree, probably "fascination peak is a "Tortured Phrase", but now look what Google's AI tells us about the use of this term👇 ...citing these junk science products as reference to claim that "fascination peak" is in fact a term in spectroscopy 😱
#ChemSky #PiSky #CompChemSky #researchintegrity
#ChemSky #PiSky #CompChemSky #researchintegrity
👉"fascination peak" of the "crucial state" in UV/Vis absorption spectra
has been flagged at pubpeer.com/publications...
#ChemSky, #PiSky, #CompChemSky
no serious peer review & editing at "Chemical Papers" (Springer Nature)
...zero interest in #researchintegrity
has been flagged at pubpeer.com/publications...
#ChemSky, #PiSky, #CompChemSky
no serious peer review & editing at "Chemical Papers" (Springer Nature)
...zero interest in #researchintegrity
August 24, 2025 at 5:10 PM
👉"fascination peak" of the "crucial state" in UV/Vis absorption spectra
has been flagged at pubpeer.com/publications...
#ChemSky, #PiSky, #CompChemSky
no serious peer review & editing at "Chemical Papers" (Springer Nature)
...zero interest in #researchintegrity
has been flagged at pubpeer.com/publications...
#ChemSky, #PiSky, #CompChemSky
no serious peer review & editing at "Chemical Papers" (Springer Nature)
...zero interest in #researchintegrity