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October 2024:
Our collaborative study on the use of microbial rhodopsin as active layer in photodetectors got accepted for publication in the special issue of "Photonics in Nature: From Living Organisms to Bioinspiration" in Frontiers of Physics section of Optics and Photonics.


August 2024:
Louisa Reissig gave a talk at the Berlin German/Japanese Researchers Networking Forum organised for the anniversaries of-50 Years of German-Japanese Cooperation in Science and Technology and 30 Years of Berlin-Tokyo City Partnership-at the Japanese Embassy in Berlin. We all hope that the good cooperation continues for the next 50 years and more.


April 2024:
Louisa Reissig visited Prof. Kunio Awaga at Nagoya University (Japan) to discuss research and exchange news of the laboratory where we started the research on IL MISM, MISIM and protein photodetectors.


April 2024:
Louisa Reissig visited Prof. Yuki Sudo at Okayama University (Japan) to discuss collaborative research results as well as to meet after long time. Thanks for the great presentation by the PhD student Shin Nakao and the interesting discussion with Lecturer Keiichi Kojima.


Nov. 2023:
Our collaborative outlook chapter "A Journey to Mars with Diatoms on Board" on the use of diatoms or their frustules on space exploration to Mars got accepted in the book "Diatom Photosynthesis".


August 2023:
Mohamed Ghobara presents our collaborative research results in a talk with the title 'Light Focusing in Pennate Diatoms: Can Living Diatoms See?' at the 8th European Phycological Congress, Brest, France, 20-26 August 2023.


July 2023:
Mohamed Ghobara attended the Molecular Life of Diatoms conference (San Diego, California, USA,July 16 - 20, 2023) to update on the development in the Diatom field.


May 2023:
Our paper on the use of gold coated diatom frustules as enhanced SERS subtrates got accepted for publication in nanomaterials.


Dec. 2022:
Our collaborative paper on the light modulation by the frustule of the small pennate diatom Gomphonema parvulum got accepted for publication in nanomaterials.


July 2022:
Martina Gilic presented our results on the enhanced Raman Signal when using Diatom Frustule Substrates under the title  'Boosting Surface-Enhanced Raman Scattering by Ultrathin Golden Film on Bio-Photonic Crystals' at the Optica Advanced Photonics Congress 2022, 24–28 July 2022. The study was published in the conference proceedings.


April 2022:
Mohamed Ghobara presented our research results in a talk with the title 'Photonic jets generated by pennate diatom valves', at the 14th Annual Meeting Photonic Devices, Zuse institute Berlin, 28 – 29 April 2022.

Ghobara_Zuse2022


March 2022:
Martina Gilic presented our results on the enhanced sensitivity in SERS diatom substrates in an invited lectures with the title  'Photonic crystal behavior of biosilica influence of frustule's morphology on SERS sensitivity' at the 15th Photonics Workshop, Kopaonik, Serbia, March 13-16, 2022.


October 2021:
Mohamed Ghobara presents our collaborative research on the light modulation by a small penate diatom in a talk at the IEEE photonics conference 2021. The results got published in the conference proceedings.

GhobaraIEEEPC2021


August 2021:
Louisa Reissig presents our collaborative research on periodicities and their imperfections in diatoms in a talk at the online international diatom symposium 2021 IDS2021.


August 2021:
Martina Gilic presents our preliminary results surface enhanced Raman spectroscopy using diatom frustules at the Photonica 2021.


July 2021:
Mohamed Ghobara presents our collaborative research results on the light modulation by a small pennate diatom at the Molecular life of Diatoms conference.


April 2021:
Virtual "group outing" to see each other after a long time, and work on methods to recharge our batteries and activate the resources existent in ourselfes to make the next steps. Thanks to Oliver Watzal for sharing expertise and materials on how to get through difficult times.


March 2021:

Louisa Reissig takes part in the Wrap-Up event presenting the results obtained in AG23 (Strategie Prozess Studium und Lehre 2030) about the importance of Präsenzlehre in the academic education in future years, and how the Präsenztime can be optimised to suit both students and lecturers.


March 2021:

AG Reissig takes part at the Info-Event for Bachelor and Master students.


February 2021:

Our patent application on our multipixel devices got published WP2021032507-A1.


December 2020:

Our study into the periodicities and symmetries found in diatom pore arrays got accepted for publication in the book: Diatoms: Biology and Applications.


November 2020:

Louisa Reissig and Martina Gilic take part in the event Strategie Prozess Studium und Lehre 2030. We are engaged in the AG: Qualität der Präsenzlehre in Zeiten der Digitalisierung. An important topic in current times.


October 2020:

Our review bookchapter on the similarity and applications of mesoporous diatoms and mesoporous silica microparticles got accepted for publication in the book: Diatoms: Biology and Applications.


September 2020:

AG Reissig welcomes Dr. Martina Gilic as a new postdoc, supporting the DFG project on the use of diatoms as building-blocks in opto-electronic devices.


September 2020:

We obtained an extension grant from the Berlin Quality and Innovationinitiative 2016-2020 for the validation of commercially usuable research results, to support the development of a prototyp differential image sensor.


August 2020:

AG-Reissig welcomes 2 new bachelor students. Sabrina Mertins will be contributing to the E-learning project for "physics for non-physicist", by developing a concept of explaining physics using research results from studies about whales. Tim Brandes will be continuing our nummerical study on the image output of differential image sensors.


Mai 2020:

AG-Reissig and Prof. Seema Sharma (Patliputra University, India) thank the DFG for awarding us with a Grant for the iniciation of an international collaboration on: Exploring the potential of ferroelectric materials in organic photodetectors. Reciprocal visits of both group leaders are planned to exchange knowledge and conduct a number of experiments.


April 2020:

Launch of the alpha-version of the "online support material for the lecture course physics for non-physicist" on the platform tet.folio (https://tetfolio.fu-berlin.de/tet/1181211), with video lectures (cooperation with CEDIS), online tests and interactive tutorial questions and a selection of interactive online experiments or video experiments provided by AG Didaktik für Physik and AG Vorlesung. Interested people can register and email their user name to nebenfach@physik.fu-berlin.de. Access is currently given to students of the lecture course phyiscs for non-physicists, as well as enthusiastic school students, to support their education in physics (not only during Corona times). (A section of the introductory video lecture can also be seen here: Schnuppervorlesung)


February 2020:

Dr Dejan Maletić (Institute of Physics, Belgrade, Serbia) visited AG Reissig and gave a presentation on "Atmospheric hellium plasma jet for bacteria sterilization".

DexterTalk


January 2020:

New Year Party of AG Reissig, to welcome the students working on the e-learning project (Lena Kuhlmann, Christian Zachau, Jonathan Scherlitzki).


January 2020:

Our application for funding to develop "flexible online supporting materials for the lecture course physics for non-physicists" has been approved by the e-learning Förderprogram of the Freie University. More information is available in the Teaching tab of our homepage.


January 2020:

Our collaborative research on the sensitisation of MoS2 using  excited-state charge transfer for opto-electronic applications with Dr. Sylke Blumstengel (HU Berlin, Germany) and Prof. List-Kratochvil (HU Berlin, Germany) got accepted for publication in the Journal of Physical Chemistry C.


January 2020:

AG Reissig welcomes Martina Gilic (Institute of Physics, Belgrade, Serbia) for her 3 month stay in our group to deepen scientific collaboration.


Dezember 2019:

Prof. Hisao Ishii (Chiba University, Japan) visits AG Reissig to discuss the interpretation of i.a. Fermi levels in proteins.

VisitIshii


November 2019:

Groupouting together with our Indian visitors.

Groupouting2019_1Groupouting2019_2Groupouting2019_3Groupouting2019_4


October 2019:

Prof. Seema Sharma (Patliputra University, India) gave a talk in the frame of the Physics Colloquia on Smart Material Based Systems (SMBS) for functional devices.

SharmaTalk1SharmaTalk2


October 2019:

Our collaborative research on the sensitisation of MoS2 for opto-electronic applications with Dr. Simon Dalgleish and Prof. List-Kratochvil (HU Berlin, Germany) and Prof. Awaga (Nagoya University, Japan) got accepted for publication in Scientific Reports.


October 2019:

Our collaborator Dr. Martina Gilic (Institute of Physics, Belgrade, Serbia) was awarded a fellowship from the DAAD for a 3 months research stay in our group. We are looking forward to welcome her in Berlin in January.


October 2019:

Louisa Reissig went for a research visit to the institute of Physics (Belgrade, Serbia).


September 2019:

We obtained a grant from the Berlin Quality and Innovationinitiative 2016-2020 for the validation of commercially usuable research results, to support the project into "optimization strategies into differential image processing".


September 2019:

Our PhD student Arpana Singh participated at the European Conference on optical communication ECOC2019 in Dublin, Ireland.


September 2019:

Our Bachelor student Thea Lindner, succesfully graduated with her Bachelor thesis on Photodetectors using BR films.


August 2019:

Mohamed Ghobara was awarded the poster prize from the European Physical Society for the best Poster at Photonica2019. 

PosterprizeGhobaraPhotonica2019   PosterGhobaraPhotonica2019


August 2019:

Kick-off meeting for the collaboration on novel inorganic differential photodetectors with Martina Gilic from the Institute of Physics Belgrade (Serbia). 

KickOffMeetingGilic


August 2019:

AG Reissig attended PHOTONICA2019, with 2 posters by Arpana Singh and Mohamed Ghobara as well as presentation by Louisa Reissig and Po-Chuan Chan.

Photonica2019b  ReissigPhotonica2019  Photonica2019


August 2019:

Our work into differential multipixel devices resulted in a patent application field to the European Patent office. First results were presented at PHOTONICA2019 by Arpana Singh.

ArpanaPoster


July 2019:

Prof. Seema Sharma, Magadh University (India) visits our research group to discuss future collaboration.

VisitSeemaSharma


July 2019:

Louisa Reissig thanks Prof. Jacobs at the University of Saarland for the kind invitation to give a seminar in the frame of the SFB1027.


June 2019:

The school student Amelie Nazare joins AG Reissig for a 3 weeks school internship. She will assist on various projects including the experimental characterisation of photoacids.


May 2019:

AG-Reissig thanks the DFG for awarding us with a Grant for the coming 3 years for the proposed project: Diatom frustules as nature-designed building blocks for photonic applications. 


May 2019:

AG-Reissig welcomes Uzma Naz, who will join our group for 1 year for her Master project on differential image processing.


April 2019:

Our collaborative work with the group of Prof. Awaga (Nagoya University) on the fundamental properties governing the speed in MISIM photodetectors has been published in PCCP


February 2019:

AG Reissig celebrates the beginning of the New Year. 

NewYear2019


November 2018:

Louisa Reissig was invited to join the meeting in St. Petersburgh (Russia) in the frame of the 50 anniversary event of the German-Russian Interdisciplinary Science Centers. Our research on biomimetic photodetectors was presented in a follow up meeting in Berlin, with the scope of extending collaboration. 


October 2018:

Our paper on the MISIM photodetector architecture for organic semiconductors has been published in Scientific Reports. This paper describes a novel photodetector in which the photocurrent signal is purely the result of active layer polarization.


September 2018:

Ghobara's collaborative paper on the use of diatomite for the removal of the dye malachite green from water through photodegradation got accepted for publication in the journal (Elsevier): Separation and Purification Technology. Congratulations.


August 2018:

Our collaborative bookchapter on diatom photonics and photobiology got accepted for publication in the series: Diatoms Fundamentals and Applications (Wiley), as did Ghobara's sole review on Diatomite and its applications.


August 2018:

Group outing of AG-Reissig.

GroupOuting2018


6th Juli 2018:

AG Reissig welcomes Prof. Kunio Awaga (Nagoya University, Japan) for a short stay and for his talk in the departments Physics Colloquium with the title: "Physics and Chemistry of Molecule-Based Mimics of Carbon Allotropes."

AwagaVisit


1st July 2018:

AG Reissig welcomes Mohamed Ghobara again in our group, this time as a new PhD student, investigating the potential of diatom frustules as photonic elements in opto-electronic devices. 


June 2018:

AG Reissig experiences the joy of working with a Helium Production Line in the building.

baloon2   Balloon1


1st June 2018:

AG Reissig welcomes Prof. Yuki Sudo (Okayama University, Japan) for a short stay and for his talk in the departments Physics Colloquium with the title: "Microbial rhodopsins: Rich functional diversity and great potential for optical control of biological activity."

SudoVisit


28th May 2018:

AG Reissig welcomes Dr. Martina Gilić (Institute of Physics, Serbia) for a short stay and for her talk with the title: "Optical and structural characterization of Se-CuSe2 thin films"


7th May 2018:

Marie Kurihara, a PhD student from Okayama University (Japan) joins AG Reissig for a 4 weeks research stay. She will be investigating her novel microbial rhodopsins with our photocurrent techniques, as well as collaborate with Ken Ataka in AG Heberle on the structural analysis using modern FTIR spectroscopic techniques.


9th April 2018:

The school student Amelie Nazare joins AG Reissig for a 4 weeks school internship in order to experience how life as a scientist in akademia is. She will be studying the dissolution of detergents and enjoy the observation of myelin figures.


1st March 2018:

AG Reissig welcomes "Viktor" Po-Chuan Chan, our new PhD student, working on Protein Photodetectors.


2nd February 2018:

AG Reissig welcomes Mr. Anton Diker and Mr. Sanket Dhume from the ESCP Europe in the frame of the BERLIN INNO BRIDGE program for a 6 weeks project in our group. They are going to look at how to move our work on photodetectors from fundamental research to real technology.


22th January 2018:

Our collaborative study on the templating of SnNPc and VONPc thin films and its effect on transient photocurrent performance got accepted for publication in the Journal of Materials Chemistry C.


1st December 2017:

AG Reissig welcomes Prof. Vernita Gordon (UT Austin, US) for a short stay and for her talk in the departments Physics Colloquium with the title: Why bacteria care about things you learned in your classical mechanics class.


6th November 2017:

AG Reissig welcomes Mr. Mohamed Ghobara, a visiting researcher from the Egypt Nanotechnology Center at Cairo University (Egypt), for his 3 month research stay. He will be working on the implementation of diatoms into opto-electronic devices.


17th October 2017:

AG Reissig welcomes 2 new Bachelorstudents. Good luck with their projects on Protein Photodetectors and the Impedance of Photoacids.


1st August 2017:

AG Reissig welcomes Arpana Singh, our new PhD student, studying Biomimetic Optoelectronic Devices. 

 

25th April 2017:

Official start of AG Reissig at Freie Universität, Berlin. Thanks to the university for this great opportunity and to the many people who have helped me to get to this point, and to those who have made this latest transition as smooth as possible.