Latest articles in organic phototransistors?
Best insight from top research papers
Organic phototransistors have gained significant attention in recent research. Scagliotti et al. developed a flexible organic phototransistor with impressive low-light detection capabilities, achieving a limit of detection down to 28 pW/cm2 . Lin et al. discussed the design concepts and architectures of phototransistor memory, highlighting its potential applications in nonvolatile memory and photodetectors . Yang et al. reported a nanographene-based heterojunction phototransistor memory with a large memory window and good photosensitivity . Zhang et al. presented a high-performance broadband vertical phototransistor based on rubrene single crystal, demonstrating a record-high -3 dB bandwidth and maximum photoresponsivity . These studies showcase the advancements in organic phototransistors, including low-light detection, memory properties, and high-performance broadband response.
Answers from top 4 papers
More filters
| Papers (4) | Insight |
|---|---|
| The provided paper is about a high-performance broadband vertical phototransistor based on rubrene single crystal, with a record-high -3 dB bandwidth of ≈18 kHz and a maximum photoresponsivity of 105 A W−1. It also demonstrates good air stability and environmental robustness. | |
| The provided paper is about nanographene-based heterojunction phototransistor memory devices, but it does not provide information about the latest articles in organic phototransistors. | |
| The paper discusses recent advances in organic phototransistors, including their applications in nonvolatile memory, artificial synapses, and photodetectors. It does not specifically mention the latest articles in the field. | |
| The provided paper is about flexible organic phototransistors with a limit of detection down to 28 pW/cm^2. It does not provide information about the latest articles in organic phototransistors. |
Related Questions
What is the current state of research in photoelectric devices?5 answersThe current state of research in photoelectric devices is characterized by significant advancements in utilizing novel materials and structures to enhance device performance. Metal halide perovskite materials, when combined with photonic crystals (PCs), show promise in improving luminescent materials and device efficiency. Additionally, the integration of photoactive proteins with synthetic nanomaterials, such as single-walled carbon nanotubes, has led to the development of bio-optoelectronic transistors with unique functionalities. Furthermore, the exploration of flexible optoelectronic devices using two-dimensional transition metal dichalcogenides and organic materials has resulted in high-performance photodetectors with enhanced responsivity and detectivity, especially in the near-infrared spectrum. These research directions highlight a growing emphasis on material innovation, structural design, and interface engineering to push the boundaries of photoelectric device capabilities.
What are organic semiconductors?4 answersOrganic semiconductors are a class of materials with unique properties that make them valuable for various applications. They exhibit high electrical conductivity, and their optoelectronic properties can be easily tuned through synthetic organic chemistry. These semiconductors are crucial for flexible wearable electronic devicesand have played a significant role in advancing technologies like organic light-emitting diodes (OLEDs). The properties of organic semiconductors can be tailored by adjusting their chemical structure, allowing for a wide range of applications in fields such as biomedical sensors, photovoltaics, and flexible displays. Additionally, the mechanical flexibility, lightweight nature, solution processability, and cost-effectiveness of organic semiconductors make them highly desirable for modern electronic devices.
Is the organic solar cells is trype of organic eletronic devices?5 answersYes, organic solar cells (OSCs) are a type of organic electronic devices. OSCs are considered promising wearable optoelectronic devices due to their environmental friendliness, light mass, and flexibility. They are a low-cost new generation of photovoltaic (PV) technology that can serve as an alternative to silicon PV. OSCs have been explored for innovative electronic devices, such as organic electrochemical transistors (OECTs) and organic photoelectrochemical transistors (OPECTs). The power conversion efficiencies of OSCs have been pushed close to those of inorganic and hybrid semiconductor solar cells, making them highly efficient. OSCs have applications in organic light emitting diodes (OLEDs), organic field effect transistors (OFETs), and organic photovoltaics (OPVs). Overall, OSCs are a type of organic electronic device that offers flexibility, low cost, and high efficiency for various applications.
What type of organic solar cells?4 answersOrganic solar cells (OSCs) based on conjugated polymers and small molecules have been the focus of research. These solar cells utilize a blend of a p-type conjugated polymer as a donor and an n-type semiconductor as an acceptor, known as bulk-heterojunction organic solar cells (OSCs). Another type of OSCs is single-component organic solar cells (SCOSCs), which use conjugated A-D-A (A = electron acceptor, D = electron donor) porphyrins as the active material. Additionally, nonfullerene acceptors (NFAs) with aromatic fused-ring structures have emerged as a promising approach to enhance the photovoltaic performance of OSCs. These NFAs typically have an acceptor-donor-acceptor (A-D-A) structure, with fused multi-ring ladder structures as the D unit and 1,1-dicyanomethylene-3-indanone (IC) derivatives as the A unit.
What is the latest research in optical transistors?4 answersOptical transistors have been the subject of recent research in various fields. One approach is the development of optoelectronic synapses that use light as input spike signals, offering advantages such as high density, low power consumption, and low crosstalk. Another approach involves the use of all-optical transistors, which utilize quasiparticles in semiconductors and deep-level defects in non-polar InGaN/GaN heterostructures to achieve room temperature operation and fulfill criteria for useful all-optical transistors. Additionally, optically gated transistors composed of CdSe nanocrystals sensitized with a dye have demonstrated high ON/OFF ratios and fast rise times during near-infrared optical gating. Furthermore, a giant non-linearity between two optical modes has been achieved using a single InAs quantum dot embedded in a GaAs photonic wire, demonstrating an all-optical transistor triggered by a small number of photons. Finally, optically switchable organic light-emitting transistors have been developed, enabling the efficient and reversible tuning of charge transport and electroluminescence, with potential applications in full-color displays and active optical memory.
What are the challenges in using organic materials in OLEDs?5 answersThe challenges in using organic materials in OLEDs include the development of highly efficient hole transport materials, the maturity of blue electrophosphorescent materials, the lower electroluminescence stability of solution-coated OLEDs compared to vacuum-deposited OLEDs, losses caused by waveguide, substrate, and organic materials in OLEDs, and the limited lifetime and durability of OLEDs.