The role of organic ligand shell structures in colloidal nanocrystal synthesis
Organic ligands are essential in the growth of monodisperse colloidal inorganic
nanocrystals and can be leveraged to create a wide variety of shapes and sizes. Inorganic …
nanocrystals and can be leveraged to create a wide variety of shapes and sizes. Inorganic …
Recent advancements in photoelectrochemical water splitting for hydrogen production
Sunlight is the most abundant and inexhaustible energy source on earth. However, its low
energy density, dispersibility and intermittent nature make its direct utilization with industrial …
energy density, dispersibility and intermittent nature make its direct utilization with industrial …
High-operating-temperature mid-infrared photodetectors via quantum dot gradient homojunction
Due to thermal carriers generated by a narrow mid-infrared energy gap, cooling is always
necessary to achieve ideal photodetection. In quantum dot (QD), the electron thermal …
necessary to achieve ideal photodetection. In quantum dot (QD), the electron thermal …
The surface science of nanocrystals
All nanomaterials share a common feature of large surface-to-volume ratio, making their
surfaces the dominant player in many physical and chemical processes. Surface ligands …
surfaces the dominant player in many physical and chemical processes. Surface ligands …
Polymer‐passivated inorganic cesium lead mixed‐halide perovskites for stable and efficient solar cells with high open‐circuit voltage over 1.3 V
Cesium‐based trihalide perovskites have been demonstrated as promising light absorbers
for photovoltaic applications due to their superb composition stability. However, the large …
for photovoltaic applications due to their superb composition stability. However, the large …
Targeted ligand-exchange chemistry on cesium lead halide perovskite quantum dots for high-efficiency photovoltaics
The ability to manipulate quantum dot (QD) surfaces is foundational to their technological
deployment. Surface manipulation of metal halide perovskite (MHP) QDs has proven …
deployment. Surface manipulation of metal halide perovskite (MHP) QDs has proven …
Synthesis of semiconductor nanocrystals, focusing on nontoxic and earth-abundant materials
We review the synthesis of semiconductor nanocrystals/colloidal quantum dots in organic
solvents with special emphasis on earth-abundant and toxic heavy metal free compounds …
solvents with special emphasis on earth-abundant and toxic heavy metal free compounds …
Infrared quantum dots: progress, challenges, and opportunities
Infrared technologies provide tremendous value to our modern-day society. The need for
easy-to-fabricate, solution-processable, tunable infrared active optoelectronic materials has …
easy-to-fabricate, solution-processable, tunable infrared active optoelectronic materials has …
Slow cooling and highly efficient extraction of hot carriers in colloidal perovskite nanocrystals
Hot-carrier solar cells can overcome the Shockley-Queisser limit by harvesting excess
energy from hot carriers. Inorganic semiconductor nanocrystals are considered prime …
energy from hot carriers. Inorganic semiconductor nanocrystals are considered prime …
Energy level modification in lead sulfide quantum dot thin films through ligand exchange
The electronic properties of colloidal quantum dots (QDs) are critically dependent on both
QD size and surface chemistry. Modification of quantum confinement provides control of the …
QD size and surface chemistry. Modification of quantum confinement provides control of the …