Results 71 to 80 of about 3,443 (257)

Reversible Hydration Tuning of Polar Order and Large Nonlinear Optical Response in a 2D van der Waals Crystal, LiInP2S6

open access: yesAdvanced Materials, EarlyView.
Hydration‐induced symmetry breaking transforms layered LiInP2S6${\rm LiInP}_2{\rm S}_6$ from a nonpolar to a chiral‐polar phase, producing a giant enhancement of non‐resonant second‐harmonic generation. The reversible tuning of polar order through molecular intercalation establishes a strategy for dynamically controlling nonlinear optical ...
Jadupati Nag   +8 more
wiley   +1 more source

Bipolar Disorder [PDF]

open access: yesDepression Research and Treatment, 2012
COLOMBO , CRISTINA ANNA   +2 more
openaire   +3 more sources

Direct Growth of 2D Bilayers on Au(111) for Low‐Coercive Sliding Ferroelectricity

open access: yesAdvanced Materials, EarlyView.
Controlled CVD growth of stacking‐defined bilayer ReS2 on Au(111) enables parallel‐stacked bilayers with intrinsic sliding ferroelectricity, a strong piezoelectric response, and an ultralow coercive voltage. Atomic‐resolution imaging and in situ measurements further reveal the decisive role of clean interfaces in achieving low‐barrier ferroelectric ...
Honglin Chen   +7 more
wiley   +1 more source

Nonwoven‐Based Textile Architectures for Energy Storage Applications: Materials, Preparation, Characterization, and Prospects

open access: yesAdvanced Materials Interfaces, EarlyView.
Nonwoven textile architectures are emerging as versatile platforms for next‐generation energy storage, demonstrating how tailored materials and fabrication strategies enhance ion transport, conductivity, flexibility, and scalability for high‐performance sustainable devices.
Tarikul Islam   +6 more
wiley   +1 more source

Bandgap‐Dependent Band‐to‐Band Tunneling in Carbon Nanotube Transistors

open access: yesAdvanced Materials Interfaces, EarlyView.
We systematically investigate bandgap‐dependent BTBT in SWCNT transistors by comparing wide‐bandgap (6,5) (Eg≈1.13 eV), medium‐bandgap HiPco, and narrow‐bandgap Arc‐discharge (Eg≈0.59 eV) SWCNT networks. The narrow‐bandgap networks show stronger BTBT, higher off‐state leakage, and lower on/off ratio, while wide‐bandgap (6,5) devices suppress BTBT and ...
Yuxiang Wei   +10 more
wiley   +1 more source

A study of incidence of bipolar disorder in patients treated for major depression

open access: yesTelangana Journal of Psychiatry, 2019
Aim: Recurrent episodes of depression are common in both unipolar and bipolar disorder, but diagnostic and clinical problem with bipolar mood disorder is that hypomanic episodes usually go unnoticed by caretakers and clinicians.
Dhiraj D Kandre, Poorav Patel
doaj   +1 more source

BIPOLAR DISORDERS AND BIPOLARITY: THE NOTION OF THE "MIXITY"

open access: yesPsychiatria Danubina, 2019
The notion of "mixity" of the dysphoric phases of the bipolarity includes the most insidious symptoms of the bipolar spectrum of mood disorders: the overlapping between depression-restlessness-irritability-grief-tension-anxiety can cause worsening of the mood disorders and in the most acute phases may cause increased risk of major behavioural ...
openaire   +2 more sources

The bipolar spectrum [PDF]

open access: yesBritish Journal of Psychiatry, 2007
SummaryThe two-dimensional bipolar spectrum described here comprises a continuum of severity from normal to psychotic and a continuum from depression, via three bipolar subgroups to mania. This combination of dimensional and categorical principles for classifying mood disorders may
openaire   +2 more sources

Maskless Fabrication of PLA‐Based Neural Arrays for CNS Recording and Stimulation

open access: yesAdvanced Materials Interfaces, EarlyView.
Biodegradable neural interfaces enable bidirectional communication with the CNS. Through electrochemical characterization, ageing tests with impedance monitoring, and in vivo validation, we assess the performance of PLA‐based epicortical and spinal implants.
Anna De Salvo   +14 more
wiley   +1 more source

Postpartum depression: bipolar or unipolar? Analysis of 434 Polish postpartum women

open access: yesBrazilian Journal of Psychiatry
Objective: To assess the prevalence of soft bipolar features in a sample of women with postpartum depressive symptoms, as well as to compare the sociodemographic and obstetric characteristics of subjects with bipolar or unipolar postpartum depressive ...
Rafał R. Jaeschke   +6 more
doaj   +1 more source

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