Abstract Newly born zinc‐anode‐based electrochromic devices (ZECDs), incorporating and energy storage functions in a single transparent platform, represent the most promising technology for next‐generation electronics. As existing ZECDs are limit e d by opaque zinc anodes, key focus should be on development of anodes. Here, first demonstration flexible zinc‐mesh electrode is reported ZECD window that yields remarkable performance an 80 cm 2 device, including rapid switching times (3.6 2.5 s...

Electrochromic displays have been the subject of extensive research as a promising colour display technology. The current state-of-the-art inorganic multicolour electrochromic utilize nanocavity structures that sacrifice transparency and thus limit their diverse applications. Herein, we demonstrate transparent platform based on Zn-based devices. These devices enable independent operation top bottom electrodes, providing additional configuration flexibility through utilization dual layers...

Abstract Electrochromism, an emerging energy conversion technology, has attracted immense interest due to its various applications including bistable displays, optical filters, variable attenuators, switches, and energy-efficient smart windows. Currently, the major drawback for development of electrochromism is slow switching speed, especially in inorganic electrochromic materials. The speed mainly attributed reaction kinetics dense films. As such, efficient design nanostructured materials a...

Abstract Electrochromic devices with a wide color gamut distribution have long been sought after for non‐emissive display technologies. The current state‐of‐the‐art multicolor electrochromic displays utilize single layer, which restricts their tunability within linear or curved segment scope in International Commission on Illumination (CIE) space and thus leads to limited hues. Herein, it is demonstrated vivid broadened hues via fabricating Zn‐based having 2D CIE tunability. In addition,...

Abstract The complementary electrochromic device, where the optical transmittance changes upon flow of cations back and forth between anodic cathodic electrodes, operates in a rocking‐chair fashion if it can inherently self‐discharge. Herein, first demonstration dual‐mode platform having self‐coloring self‐bleaching characteristics is reported, which realized by sandwiching zinc metal within newly‐designed Prussian blue (PB)‐WO 3 type device. It demonstrated that redox potential differences...

Abstract Amorphous tungsten oxide (WO 3 ) is widely exploited in the fields of photochromism and electrochromism. Despite its widespread use, tractable synthesis amorphous WO nanodots still on drawing board, even though possess superior chromatic performance owing to their large surface‐to‐volume ratio. Therefore, a new efficient strategy synthesize nanodots, which exhibit both excellent electrochromic photochromic properties, reported. For first time, ligand effects applications are...

Molybdenum oxides have been widely studied in recent years, owing to their electrochromic properties, electrocatalytic activities for hydrogen evolution reactions (HERs) and excellent energy storage performance. These characteristics strongly depend on the valence states of Mo such as IV, V, VI, which can be efficiently altered through oxygen deficiencies within oxides. Here, we present a colloidal electrodeposition method introduce vacancies oxide films. We prepared uniform MoO x films...

Abstract Electrochromic displays have attracted increased attention owing to their reversible switch of multicolors. However, the external voltage requirement for triggering color switching makes them far from an optimum energy‐efficient technology. The newly developed electrochromic batteries eliminate energy consumption coloration while they can retrieve consumed bleaching. Such features make battery technology most promising displays. Here, a scalable method synthesize colloidal V 3 O 7...

Vanadates are a class of the most promising electrochromic materials for displays as their multicolor characteristics. However, slow switching times and vanadate dissolution issues recently reported vanadates significantly hinder diverse practical applications. Herein, novel strategies developed to design electrochemically stable having rapid times. We show that interlayer spacing is greatly broadened by introducing sodium lanthanum ions into V3O8 interlayers, which facilitates...

Since the discovery of electrochemical coloration phenomenon, electrochromic devices capable monitoring transmittance, reflectance, and absorption at designated wavelengths have embraced great achievements. The marriage electrochemistry optical modulation has infused fascinating properties in devices, which find applications thermal management, display, smart windows, camouflage. Inspired by multipronged advancements incorporation multivalent metal ions having rich into is bloomed recent...

The development of electrochromic materials has opened the door to numerous devices including smart windows, color displays, optical filters, wearable camouflages, among others. Although current do not consume energy while maintaining their colored or colorless states, bistable operation requires external electrical be consumed during switching. To reduce consumption an device, emerging Zn anode‐based device concept was recently introduced partially retrieve energy. In this Review, key...

Vanadium oxides are highly valued as electrochromic materials because of their multicolor capabilities. However, practical applications have been limited due to challenges such the dissolution vanadate into aqueous electrolytes, leading poor long-term stability. Herein, a solution is proposed issue by utilizing hybrid electrolyte consisting tetraethylene glycol dimethyl ether (TEGDME) and water. This has unique ability form robust cathode interface layer on vanadium oxide electrodes. As...

The ultra‐clean and defect‐free transfer of chemical vapor deposition (CVD) graphene is essential for its application in electronic devices. Here, we study the influence commonly used etching solvents during process, i.e. ammonium persulfate, ferric chloride, nitrate, on properties CVD by Raman spectroscopy. Obvious blue shift broadening G 2D peaks were observed transferred chloride as compared to that persulfate. These changes are attributed p ‐doping well reduction phonon lifetime presence...

Electrochromism stands out as a highly promising technology for applications including variable optical attenuators, switches, transparent displays, and dynamic windows. The pursuit of high-contrast tunability in electrochromic devices remains challenging goal. Here, the first photochromic hydrogel electrolyte is reported electro- photo-dual responsive chromatic that yield high transmittance contrast at 633 nm (ΔT = 83.1%), along with tinted below 1.5%. Such not only hold great promise...

All-solid-state lithium ion batteries are one of most promising candidates for next-generation due to their safe nonflammable inorganic solid electrolytes. Here, an effective strategy has been developed construction all-solid-state lithium-sulfur (LSBs) with a sulfur/reduced graphene oxide (rGO) cathode and Li9.54Si1.74P1.44S11.7Cl0.3 electrolyte. The addition rGO in the facilitates transport electrons buffers volume change, thus extending cycle life. More information can be found Full Paper...