Results 51 to 60 of about 19,534 (248)

Tandem Takeoff: Powering Tomorrow with Industrial‐Grade Perovskite/Silicon Solar Cells

open access: yesAdvanced Energy Materials, Volume 16, Issue 5, 4 February 2026.
Perovskite/silicon tandem solar cells have recently achieved certified power conversion efficiencies of 34.85%, far exceeding the Shockley‐Queisser limit for single‐junction silicon and standalone perovskite cells. This review highlights the latest advances in the design, integration, and optimization of perovskite top cells for monolithic tandem ...
Maria Vasilopoulou   +19 more
wiley   +1 more source

Controlled growth of single-crystalline metal nanowires via thermomigration across a nanoscale junction

open access: yesNature Communications, 2019
Inspired by the traditional Czochralski method of growing single crystal from liquid, the authors demonstrated that at nanoscale, metallic nanowires including Al, Ag, Cu and Sn can be controllably grown from the surface of a hot solid, by simply drawing ...
De-Gang Xie   +8 more
doaj   +1 more source

On the effect of oxygen partial pressure on the chromium distribution coefficient in melt-grown ruby crystals

open access: yes, 2011
Small ruby crystals were grown by the Czochralski technique in different atmospheres and their actual chromium content was analysed by a wet chemical method.
Bertram, Rainer   +2 more
core   +1 more source

Eco‐Efficient Processing and Refining Routes for Secondary Raw Materials from Silicon Ingot and Wafer Manufacturing

open access: yesAdvanced Energy and Sustainability Research, Volume 7, Issue 2, February 2026.
The ICARUS project developed pilot‐scale processes to recover and refine secondary raw materials from silicon photovoltaic (PV) ingot and wafer manufacturing waste. Silicon kerf, graphite, and silica residues are purified into high‐value inputs for the PV value chain and beyond.
Martin Bellmann   +18 more
wiley   +1 more source

Cristobalite Formation in Fused Quartz Crucibles for Czochralski Silicon Production in Different Conditions

open access: yesSiliconPV Conference Proceedings
Cristobalite is one of the quartz crystalline polymorphs that forms at above 1470 °C in its pure form and above 1000 °C for quartz glass. Its formation during the Czochralski process is therefore inevitable, and is usually controlled by doping the ...
Gabriela Kazimiera Warden   +4 more
doaj   +1 more source

On‐Chip Perovskite Coolers

open access: yesAdvanced Materials Technologies, Volume 11, Issue 1, 8 January 2026.
Scaling of 3D‐integrated electronics exacerbates thermal bottlenecks, motivating solid‐state on‐chip cooling beyond convection and immersion. This perspective reviews optical refrigeration, electroluminescent cooling, and thermoelectrics for localized, vibration‐free heat removal.
Huilong Liu   +2 more
wiley   +1 more source

Performance and materials aspects of Ge:Be photoconductors [PDF]

open access: yes, 1983
Ge:Be photoconductors were developed for low photon background applications in the 30 to 50 MM wavelength region. These detectors provide higher responsivity and lower noise equivalent power (NEP) than the Ge:Ga detectors currently operating in this ...
Haegel, N. M.   +2 more
core   +1 more source

Terahertz generation in Czochralski grown periodically poled Mg:Y:LiNbO3 via optical rectification

open access: yes, 2005
Using a canonical pump-probe experimental technique, we studied the terahertz (THz) waves generation and detection via optical rectification and mixing in Czochralski-grown periodically poled Mg:Y:LiNbO3 (PPLN) crystals.
Auston   +36 more
core   +1 more source

First‐Principles Investigation of the T‐ and M‐Centers in Silicon Using Meta‐GGA Functionals

open access: yesAdvanced Theory and Simulations, Volume 9, Issue 1, January 2026.
The relaxed structure for (a) T‐center and (b) M‐center. The calculations on the T‐center demonstrate excellent agreement with the HSE06, reinforcing the efficiency of meta‐GGA approaches for accurate defect characterization in Si. The M‐center is introduced, revealing promising quantum optical properties.
Petros‐Panagis Filippatos   +2 more
wiley   +1 more source

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