Results 111 to 120 of about 259,290 (345)

Spiro‐Phenothiazine Hole‐Transporting Materials: Unlocking Stability and Scalability in Perovskite Solar Cells

open access: yesAdvanced Materials, EarlyView.
Fluorene‐functionalized spiro‐phenothiazine (PTZ‐Fl) exhibits strong Li+ affinity and thermal stability, enabling a PCE of 25.75% in small‐area cells and 22.07% in 25 cm2 modules. Under ISOS‐L3 conditions, PTZ‐Flbased devices retain over 80% efficiency after 1000 hours, demonstrating superior stability and scalability compared to spiro‐OMeTAD for next ...
Javier Urieta‐Mora   +17 more
wiley   +1 more source

Microstructure determines crystallinity-driven singlet fission efficiency in diF-TES-ADT

open access: yesScientific Reports
Singlet fission (SF) describes the conversion of a single photon-generated excited state into two triplet excitons through an initial singlet state.
Hoyeon Choi   +4 more
doaj   +1 more source

Electric-Field-Induced Triplet to Singlet Transition in Size-2 Trigonal Zigzag Graphene Nanoflake [PDF]

open access: yesJournal of Sciences, Islamic Republic of Iran, 2012
Using Hartree-Fock Su-Sheriffer-Heeger (HF-SSH) model, we have studied the dependence of the energies of the ground (magnetic triplet state) and the first exited (nonmagnetic singlet state) states of the size-2 trigonal zigzag graphene nanoflake (size-2 ...
M. Ghaffarian
doaj  

Spin-orbit coupling suppression and singlet-state blocking of spin-triplet Cooper pairs. [PDF]

open access: yesSci Adv, 2021
Komori S   +12 more
europepmc   +1 more source

Spinless Basis for Spin-Singlet FQH States [PDF]

open access: yesProgress of Theoretical Physics, 2012
1+17 pages, 2 figures; discussion in Sec 3.2 improved, published ...
openaire   +2 more sources

Artificial Intelligence‐Assisted Workflow for Transmission Electron Microscopy: From Data Analysis Automation to Materials Knowledge Unveiling

open access: yesAdvanced Materials, EarlyView.
AI‐Assisted Workflow for (Scanning) Transmission Electron Microscopy: From Data Analysis Automation to Materials Knowledge Unveiling. Abstract (Scanning) transmission electron microscopy ((S)TEM) has significantly advanced materials science but faces challenges in correlating precise atomic structure information with the functional properties of ...
Marc Botifoll   +19 more
wiley   +1 more source

Singlet, triplet, and mixed all-to-all pairing states emerging from incoherent fermions

open access: yesPhysical Review Research
The electron-electron and electron-phonon coupling in complex materials can be more complicated than simple density-density interactions, involving intertwined dynamics of spin, charge, and spatial symmetries.
Jagannath Sutradhar   +2 more
doaj   +1 more source

Singlet levels of the NV− centre in diamond

open access: yesNew Journal of Physics, 2015
The characteristic transition of the ${\rm N}{{{\rm V}}^{-}}$ centre at 637 nm is between $^{3}{{A}_{2}}$ and $^{3}E$ triplet states. There are also intermediate $^{1}{{A}_{1}}$ and $^{1}E$ singlet states, and the infrared transition at 1042 nm between ...
L J Rogers   +5 more
doaj   +1 more source

Iridium complexes for the application of photodynamic therapy

open access: yes上海师范大学学报. 自然科学版, 2015
Photodynamic therapy can destruct tumor cells by singlet oxygen which is generated via a photodynamic reaction of the photosensitizer under a specfic excitation wavelength.Due to the heavy atom effect of metal iridium,iridiumcomplexes are excited by ...
SHI Min   +3 more
doaj   +1 more source

Bacteria‐Responsive Nanostructured Drug Delivery Systems for Targeted Antimicrobial Therapy

open access: yesAdvanced Materials, EarlyView.
Bacteria‐responsive nanocarriers are designed to release antimicrobials only in the presence of infection‐specific cues. This selective activation ensures drug release precisely at the site of infection, avoiding premature or indiscriminate release, and enhancing efficacy.
Guillermo Landa   +3 more
wiley   +1 more source

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