April 1st, 2025

Mr. Souma Ito, Mr. Ibuki Ogata, Mr. Shota Kamata, and Ms. Chisa Nishiyama fully join our group as Bachelor B4 students. Mr. Yoshiki Omomo, Mr. Daiki Kamoshita, and Mr. Yuta Tanaka continue their postgraduate study as Master`s (M1) students in our group. 

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March 25th, 2025

Congratulations to Mr. Yoshiki Omomo, Mr. Daiki Kamoshita, and Mr. Yuta Tanaka for graduating from the Bachelor course. We also bid farewell to Dr Ricky Dwi Septianto, Dr Retno Dwi Wulandari, and Mrs. Risa Nakaba. 

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March 21st, 2025

Dr. Bisri gave an invited talk at the "Structural Evolution of Nanomaterials and Their Device Applications" Symposium of The Physical Society of Japan (JPS) 2025 Spring Meeting. The invited talk was about "Colloidal Quantum Dot Electronics". 

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March 19th-20th, 2025

Ms. Fidya Mawaddah (Master`s student, M2), Mr. Hiroaki Maemori (Master`s student, M1), and Dr. Bisri made presentations at the 92nd Annual Meeting of the Electrochemical Society of Japan (ECSJ).  We presented works on ternary compound colloidal nanocrystals, hybrid QD-NT supercapacitors, and photocatalytic hydrogen evolution.

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March 17th, 2025

Mr. Dadan Suhendar (Doctoral student, D2) made an oral presentation at the 72nd Japan Society of Applied Physics (JSAP) Spring Meeting (Tokyo University of Science, Noda Campus, Chiba). He presented his work on QD photodetector devices.  

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March 14th, 2025

Our paper on single quantum dot transistors became the Front Cover of the March 14th Issue (no. 10) of the Nanoscale journal. link to the issue. link to the Front Cover.   

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February 26th, 2025

Our master`s student (Ms. Fidya Mawaddah, M2) attended two conferences: (i) Gordon Research Seminar (GRS) of Synthesis, Characterization, and Modeling for Energy Technology; and, Gordon Research Conference (GRC) on Experimental and Computational Development of Nanoscale Materials and Devices for Energy, which were held in Ventura Beach Marriott, California, USA.  She presented poster presentations about her work on new colloidal quantum dot compounds. 

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February 18th, 2025

Our bachelor B4 students (Yoshiki Omomo, Daiki Kamoshita and Yuta Tanaka) successfully defended their bachelor research theses. Their research topics are on quantum dot transistors, quantum dot solar cells, and electronic structure calculation for new quantum dot compounds.   

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February 3rd, 2025

Our paper on single quantum dot transistors has been published in Nanoscale (RSC). It is a result of collaborative work together with the Institute of Science Tokyo and RIKEN. By precisely anchoring a single PbS quantum dot, we demonstrated resonant tunneling transistors exhibiting multiple negative differential resistance (NDRs), an important milestone for solution-processable quantum electronic devices. (open access) link to the paper

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January 19th, 2025

A paper on our collaborative work with universities in several Southeast Asian countries, including Institut Teknologi Sepuluh Nopember (Indonesia), National University of Singapore, Universiti Kebangsaan Malaysia, and Universiti Brunei Darussalam, has been published in ACS Applied Energy Materials. The paper discusses the development of dendritic fibrous nano silica-titania for high-performance photocatalytic hydrogen evolution. This paper marks our group's first involvement in the hydrogen research direction. link to the paper 

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January 10th, 2025

Our group will co-organize the "Nanomaterials and Quantum Materials for Emerging Technologies" symposium in the Materials Research Meeting (MRM) 2025 (December 8th-13th, 2025) in Yokohama. Abstract submissions will open in March 2025. Link to the website

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December 26th, 2024

Mr Maemori (M1 student) successfully presented his mid-term evaluation, showing his current research results on supercapacitor devices. 

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December 23th, 2024

Mr Dadan Suhendar (D2 student) successfully presented his mid-term evaluation, showing his current research results on high-performance quantum dot photodetector devices. 

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December 19th, 2024

Dr. Bisri was interviewed for the TUAT Professor Encyclopedia (農工大先生大図鑑). link to the interview page (in Japanese). 

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December 16th, 2024

Dr. Bisri, Dr. Septianto, and Ms. Wulandari gave talks at The CEMSupra Workshop 2024, Manza. 

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December 10th, 2024

We received support from the Thermal and Electric Energy Technology (TEET) Foundation for research on energy harvesting devices. 

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November 17th, 2024

SEMANTICS received visitors (high school students and parents) during TUAT Open Campus.  

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November 7th, 2024

Dr Bisri gave an invited talk at the XIX International Small Angle Scattering Conference (SAS2024) in Taipei, Taiwan, hosted by the National Synchrotron Radiation Research Center (NSRRC), Taiwan. The invited talk was on the "Assembly of colloidal nanoparticles symposia", about the vital role of small-angle scattering in developing hyperordered superlattices of colloidal quantum dots for future electronics and photonics. Dr Bisri also visited the NSRRC synchrotron radiation facility in Hsinchu. 

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October 5th, 2024

Dr Bisri visited the NanoTerasu synchrotron radiation facility at Aobayama Campus, Tohoku University, Sendai, for explanations of the new research facilities there that may be beneficial for SEMANTICS research.  

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September 16th, 2024

Dadan Suhendar (D1 student) and Fidya Mawaddah (M1 student) made their presentation debuts at the 85th Japan Society of Applied Physics (JSAP) Autumn Meeting (Niigata). Dadan presented his work on QD photodetector devices, and Fidya presented her work on Silver Bismuth Sulfide colloidal nanocrystals. 

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August 22nd, 2024

Dr Bisri gave an invited talk at the 24th International Meeting on Information Display (IMID 2024) in Jeju Island, South Korea, organized by the Korean Information Display Society (KIDS) and the Society for Information Display (SID).  The invited talk was the opener for the Quantum Dots Topic Symposia, which is the largest symposium of the conference, and it was about electronic transport control of core-shell quantum dot assemblies. 

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August 20th, 2024

Dr Bisri gave an invited talk at the Materials Challenges in Alternative and Renewable Energy 2024 (MCARE 2024) Conference in Jeju Island, South Korea, hosted by the Korean Institute of Chemical Engineers (KIChE). The invited talk was in "Symposium 8. Semiconductor Nanocrystal Quantum Dots," and it was about tweaking charge carrier transport in colloidal quantum dot superlattices.  

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August 8th, 2024

Our invited review paper on Silver Bismuth Sulfide Quantum Dots has been published in Nanomaterials (Q1). The paper's title is "Advancing Silver Bismuth Sulfide Quantum Dots for Practical Solar Cell Applications." It appears in the Special Issue of "Advancing the Sustainable Application of Nanostructured Materials in Solar Cells". Link to the paper (Open Access).

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July 17th, 2024

SEMANTICS welcomes Dr Adam Badra Cahaya, an Assistant Professor and computational condensed matter physicist in the Department of Physics, University of Indonesia, as a Visiting Researcher who will stay in our group this summer. 

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July 10th, 2024

Dr Bisri gave an invited talk at the International Seminar on Chemistry (ISoC VI) 2024 in Nusa Dua, Bali, Indonesia, organized by the Department of Chemistry of ITS and the Indonesian Chemical Society (HKI). The invited talk was about material discovery in colloidal quantum dot research. 

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July 8th, 2024

Dr Bisri became a visiting professor at the Department of Chemistry, Institut Teknologi Sepuluh November (ITS), Surabaya, Indonesia, under the ITS Inbound Researcher Mobility (IRM) program. He gave lectures on the Characterizations of Nanomaterials topics and initiated some new collaborations there. 

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July 1st, 2024

Dr Bisri presented some SEMANTICS research results at the Gordon Research Conference on Colloidal Semiconductor Nanocrystals in Les Diablerets, Switzerland. This year`s theme was "Nanocrystal Chemistry, Physics and Applications". In this GRC, Dr Bisri met and discussed with many of our group collaborators, such as Prof Maksym Kovalenko, Prof Maria Loi, Dr Gabriele Raino, Dr Maksym Yarema, as well as colleagues who also work on charge transport in quantum dots, such as Prof Matt Law, Prof Dmitry Talapin, Prof Arjan Houtepen, Prof Emmanuel Lhuillier & Prof Sandrine Ithurria, Prof Cherie Kagan & Prof Chris Murray, Prof Daniel Gamelin, etc. Insightful ideas were also obtained from the chemist and spectroscopy communities in the field. Also, Prof Moungi Bawendi (Chemistry Nobel laureate 2023) gave us an encouraging perspective about the bright future of our field. 

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June 28th, 2024

Dr Bisri visited ETH Zurich, Switzerland, delivering an LAC Special Seminar lecture on colloidal quantum dot electronics in the Department of Chemistry and Applied Biosciences. He then had extensive discussions with postdocs and researchers of Prof Maksym Kovalenko's group, which is also a collaborating group of SEMANTICS. He also had an opportunity to discuss with Prof Chih-Jen Shih. 

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June 27th, 2024

Dr Bisri visited the Institute of Science and Technology Austria (ISTA) in Kosterneuburg, near Vienna, where he delivered a colloquium lecture on charge carrier transport in colloidal quantum dots. He then spent an entire day in extensive discussions with PhD students and postdocs of Prof Maria Ibanez`s group, a collaborator of SEMANTICS.

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June 17th, 2024

We welcome Mrs. Mariyo Iwano as our new administrative assistant and bid farewell to Mrs. Ayumi Nakai, who moves following her husband`s new diplomatic post.  

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June 14th, 2024

We received a grant from the Iketani Science and Technology Foundation for an international exchange researcher dispatch.  

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June 13th, 2024

As a laboratory that is researching colloidal semiconductor nanocrystals, and quantum dots, SEMANTICS also celebrates the Kavli Prize in Nanoscience 2024, which is awarded to Dr Armand Paul Alivisatos and Dr Chad A. Mirkin for pioneering the utilization of nanoparticles, nanocrystals, and quantum dots for biomedical advances.  

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June 10th, 2024

The United Nations (UN) has officially declared 2024 to be the International Year of Quantum Science and Technology (IYQ). As a laboratory researching quantum nanomaterials and devices, SEMANTICS plans to celebrate this. 

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May 20th, 2024

Congratulations to Fidya Azahro Nur Mawaddah (M1 student), who has been accepted to become a student of the TUAT-WISE (Excellent Leader Development for Super Smart Society by New Industry Creation and Diversity) program. about TUAT-WISE program. 

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May 17th, 2024

Our paper on using colloidal semiconductor quantum dots as building blocks of high-performance supercapacitors has been published in ACS Applied Materials & Interfaces. The title of the paper is "High Volumetric Energy Density Supercapacitor of Additive-Free Quantum Dot Hierarchical Nanopore Structure." The paper.   

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April 1st, 2024

Mr. Yoshiki Omomo, Mr. Daiki Kamoshita, and Mr. Yuta Tanaka join our group as B4 students. Mr. Hiroaki Maemori continues his postgraduate study as an M1 student in our group.

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March 27th, 2024

SEMANTICS hosted a seminar by Prof. Doh C. Lee (KAIST, South Korea) about the advancements of colloidal quantum dots for LEDs and photocatalysis.  info.

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March 26th, 2024

Congratulations to Yuto Aoki and Hiroaki Maemori for graduating from the Bachelor course.  

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March 23rd, 2024

Hiroaki Maemori (B4 student) made his presentation debut at The 71st Japan Society of Applied Physics (JSAP) Spring Meeting (Tokyo). He presented his work on supercapacitor devices.  

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March 21st, 2024

Dr. Bisri attended the 12th International Conference on Quantum Dots (QD2024) in Munich, Germany, presenting works on both the electronic transport in colloidal quantum dot superlattices and the quantum dot supercapacitor devices. Our visiting researcher member (Ms. Wulandari) also presented her work on single QD devices.   

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March 5th, 2024

Prof. Yudi Darma, a semiconductor expert from the Department of Physics, Institut Teknologi Bandung (ITB), Indonesia, visited our laboratory. 

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February 21st, 2024

We had another installation of several pieces of big equipment in our lab.  

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February 15th, 2024

Our bachelor B4 students (Yuto Aoki and Hiroaki Maemori) defended their bachelor research theses successfully.  

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January 24th, 2024

A Faculty of Industrial Engineering, Institut Teknologi Bandung (ITB) delegation visited our department and laboratory.  

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January 18th, 2024

Our bachelor B4 students (Yuto Aoki and Hiroaki Maemori) made their debut poster presentations at the CEMS International Symposium on Supramolecular Chemistry and Functional Materials 2024 (CEMSUPRA 2024) (Tokyo). Aoki presented his work on colloidal QD photodetectors, and Maemori presented his work on supercapacitor devices.  Our visiting researcher members also presented their posters at that international conference. 

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December 19th, 2023

Prof. Heru Setyawan, an expert in battery materials from Institut Teknologi Sepuluh Nopember (ITS) in Surabaya, Indonesia, visited us. 

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Nov 18th, 2023

A paper on our collaborative work with the Tohoku Institute of Technology, "Single PbS Colloidal Quantum Dot Transistors" has just been published in Nature Communications. The paper. TUAT press release. RIKEN press release.  

 

Nov 14th, 2023

Dr. Bisri was invited to participate in the World Scientific Forum of Indonesia (WSFI) in Bali, Indonesia.  

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Nov 12th, 2023

SEMANTICS received visitors (high school students and parents) during TUAT Open Campus.  

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Oct 5th, 2023

As a laboratory that is researching colloidal quantum dot materials and devices, SEMANTICS also celebrates the Nobel Prize in Chemistry 2023, which is awarded to Dr Moungi Bawendi, Dr Louis Brus and Dr Alexei Ekimov for pioneering the field of Quantum Dots.  

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Oct 2nd, 2023

SEMANTICS welcomes Mr Dadan Suhendar and Ms Fidya Azahro Nur Mawaddah, who are joining us as Doctoral student and Master's student, respectively. Both of them are students of the TUAT International Specialized Program for Engineer Leader Education through ASEAN and Japan Cooperation.

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September 19th, 2023

Our group presented several of our colloidal nanocrystals and colloidal quantum dot works at The Japan Society of Applied Physics (JSAP) Autumn Meeting (Kumamoto). These include the work on iron chalcogenide nanocrystals, tin chalcogenide nanocrystals, and single QD devices.  

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September 11th, 2023

Our group presented the work on the electronic transport of colloidal quantum dot superlattices at The Electrochemical Society of Japan (ECSJ) Autumn Meeting (Fukuoka). 

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August 4th, 2023

SEMANTICS received high school student visitors. 

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August 2nd, 2023

Dr Bisri presented an invited plenary talk about nanomaterials for sensors at The 10th International Conference of Sensors (AsiaSense 2023) in Nusa Dua, Bali, Indonesia. 

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June 27th, 2023

Dr Bisri presented two research talks at the IUMRS-International Conference on Advanced Materials & 11th International Conference on Materials for Advanced Technologies (IUMRS-ICAM & ICMAT 2023) in Singapore. 

 

June 22nd, 2023

Our associate member, Mr Muhammad Alief Irham, successfully defended his PhD thesis at Institut Teknologi Bandung (ITB), Indonesia. Dr Bisri served as his PhD co-promotor. Mr Irham stayed in Japan for a year performing his research. Congratulations Dr Irham.

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June 17th, 2023

Dr Bisri gave an invited keynote talk at The 3rd International Conference on Physics Issues (ICoPIs) 2023 held by Tadulako University, Sulawesi, Indonesia

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June 8th, 2023

Our visiting researcher, Ms Retno Dwi Wulandari, received a presentation award in The 9th International Symposium on Organic and Inorganic Electronic Materials and Related Nanotechnologies (EM-NANO 2023, Kanazawa) for her work on single QD device.

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June 2nd, 2023

We received a research grant from Iketani Science and Technology Foundation for a project on colloidal quantum dot optoelectronic devices

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May 26th, 2023

Our paper, "Enabling metallic behaviour in twodimensional superlattice of semiconductor colloidal quantum dots" has just been published in Nature Communications. RIKEN press release (jpn). RIKEN press release (en). TUAT press release. the paper.

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April 1st, 2023

Mr Yuto Aoki and Mr Hiroaki Maemori join our group as B4 students. Dr Ricky Dwi Septianto, Ms Retno Dwi Wulandari and Ms Thanyarat Phutphapongloet become TUAT visiting researchers in our group. 

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March 31st, 2023

Our paper, "Enhancing quantum capacitance of iron sulfide supercapacitor through defect-engineering: A first-principles calculation" has just been published in Electrochimica Acta the paper.

 

March 26th, 2023

We present our QD supercapacitor works at The Japan Society of Applied Physics (JSAP) Spring Meeting (Tokyo) and at The Electrochemical Society of Japan (ESJ) Spring Meeting (Sendai).

 

December 23rd, 2022

Our paper, written with collaborators from Institut Teknologi Bandung, was announced to become one of the Top 10 Selected Papers in 2020–2021 in the Section “Nanoelectronics, Nanosensors and Devices” of Nanomaterials journal (MDPI). announcement. the paper.

 

December 16th, 2022

[Opening] ASEAN-Japan Cooperative Engineer Leader Development Program (Master & PhD) --- see Open Positions

 

December 6th, 2022

Most of the moved equipments have arrived in our lab

 

November 1st, 2022

Ms Ayumi Nakai joined as the administrative assistant of the group

 

October 19th, 2022

Dr Bisri gave an invited talk at International Seminar on New Paradigm and Innovation on Natural Sciences and its Application (ISNPINSA) 2022 (online) at Diponegoro University, Indonesia

 

October 16th, 2022

Lab construction and moving are starting

 

October 3rd, 2022

SEMANTICS is starting

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