WELCOME TO SEMANTICS
（BISRI研）
DEPARTMENT OF APPLIED PHYSICS AND CHEMICAL ENGINEERING, FACULTY OF ENGINEERING
&
DIVISION OF ADVANCED ELECTRICAL AND ELECTRONICS ENGINEERING, INSTITUTE OF ENGINEERING
TOKYO UNIVERSITY OF AGRICULTURE AND TECHNOLOGY

Oct 3rd, 2025

SEMANTICS welcomes Ms. Siti Nursyamsiah, who will start her Master`s study and research under the Japan-ASEAN Engineering Leader Program. At the same time, Ms. Fidya Azahro Nur Mawaddah starts her Doctoral course under the same program. 

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Oct 1st, 2025

Prof. Lydia Helena Wong from the Department of Materials Science and Engineering, Nanyang Technological University, Singapore, visited SEMANTICS, our laboratory. 

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Sep 18th, 2025

Ms. Fidya Azahro Nur Mawaddah graduated from the Master`s program (Japan-ASEAN Engineering Leader Program) to become the first Master`s graduate from SEMANTICS.

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Sep 11th, 2025

Dr. Bisri gave an invited open webinar hosted by the Research Center for Nanotechnology System, National Research and Innovation Agency (PRSN-BRIN), Indonesia. He shared the current progress and prospects of colloidal quantum dot research for electronics. Several of pre-SEMANTICS alumnae now work there as researchers. 

 

Sep 7th, 2025

Dadan Suhendar (D2 student) and Fidya Mawaddah (M2 student) made presentations at the 86th Japan Society of Applied Physics (JSAP) Autumn Meeting (Nagoya). Both of them reported the recent progress of our research on colloidal quantum dot photodetector devices, including the advancement of the ternary compound. 

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Aug 8th, 2025

Dr. Bisri gave an invited talk at the 13th Asian Network for Natural and Unnatural Materials Conference (ANNUM XIII), which was held at IPB International Convention Center, Bogor, Indonesia. The invited talk was about the chemical aspects of colloidal quantum dots as unnatural materials for optoelectronic and energy devices. 

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Aug 4th, 2025

Our paper on the synthesis of AgBiS2 colloidal nanocrystals and the demonstration of high-performance photodetector devices has been published in Nanoscale. The title of the paper is "Evolution of the formation of AgBiS2 colloidal nanocrystals for optoelectronic devices". link to the paper. link to TUAT press release

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Aug 4th, 2025

Our master`s M2 student (Fidya Azahro Nur Mawaddah) successfully defended her master`s research thesis. The title of her master`s thesis is "Synthesis of Environmentally Friendly Semiconducting Colloidal Nanocrystals for Optoelectronic Devices." It includes the development of AgBiS2 colloidal nanocrystals. 

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Aug 4th, 2025

Tomorrow (Aug. 5th) afternoon, we will open our lab for the TUAT Open Campus. 

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​​May 11th, 2025

An invited review paper on charge carrier injection and extraction of colloidal quantum dot assemblies, written by Dr. Bisri, has been published in the Journal of Information Display. The paper is a part of a Special Issue on "Quantum Dots: Enabling the Next Evolution in Display Technology". link to the paper. link to the Special Issue. 

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May 7th, 2025

A research paper on the analysis of the π-SnS Nanocrystals synthesis method has been published in ACS Applied Nano Materials. link to the paper.  

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April 1st, 2025

We received support from the Support Center for Advanced Telecommunications Technology Research (SCAT) Foundation for research on colloidal quantum dot optoelectronic devices.  

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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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News Archives​

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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. Link to the website

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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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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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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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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.  

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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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News Archives