Effect of cutting parameters on surface integrity of monocrystalline silicon sawn with an endless diamond wire saw

EC Costa, FA Xavier, R Knoblauch, C Binder… - Solar Energy, 2020 - Elsevier
The cutting of silicon wafers using multi-diamond wire sawing is a critical stage in solar cell
manufacturing due to brittleness of silicon. Improving the cutting process output requires an …

Influence of single diamond wire sawing of photovoltaic monocrystalline silicon on the feed force, surface roughness and micro-crack depth

EC Costa, WL Weingaertner, FA Xavier - Materials science in …, 2022 - Elsevier
To gain an in-depth understanding of the influence of diamond wire sawing of
monocrystalline silicon on the feed force and wafer quality, experiments with a single …

Mechanical strength problem of thin silicon wafers (120 and 140 μm) cut with thinner diamond wires (Si kerf 120→ 100 μm) for photovoltaic use

H Sekhar, T Fukuda, K Tanahashi, H Takato… - Materials Science in …, 2020 - Elsevier
We compared the mechanical strength of as-sawn thin silicon wafers (120 and 140 μm) cut
by thinner diamond wires (Si kerf 120→ 100 μm). The fracture strength was evaluated by …

Investigation of the progressive wear of individual diamond grains in wire used to cut monocrystalline silicon

R Knoblauch, D Boing, WL Weingaertner, K Wegener… - Wear, 2018 - Elsevier
The wear of diamond-coated wire is an important cost driver in the multi-wire sawing of
silicon-based photovoltaics. Understanding the different forms of diamond wire wear could …

The machining accuracy and surface roughness of mono-crystalline silicon regarding wire lag and wire stiffness of endless diamond wire

J Qiu, C Liu, S Zhang - The International Journal of Advanced …, 2021 - Springer
The endless diamond wire is a special application of diamond wire cutting. The loss of wire
machining accuracy will cause the fluctuate and unflat surface, which will cause drum shape …

[HTML][HTML] Experimental investigation of the sawn surface of monocrystalline silicon cut by endless diamond wire sawing

EC Costa, CP Santos, FA Xavier… - Materials …, 2020 - SciELO Brasil
The aim of this study was to investigate the influence of the cutting parameters on
monocrystalline silicon cut by diamond wire sawing. The sawn surface was analyzed in …

[PDF][PDF] Análise da superfície do silício monocristalino obtida pelo corte com fio diamantado contínuo

EC Costa, CP Santos, R Knoblauch… - Anais do 10º …, 2019 - researchgate.net
Na produção de células solares, o corte de wafers de cristal de silício com fio diamantado é
uma das etapas mais críticas da cadeia produtiva devido ao comportamento frágil e duro …

Corte de silício monocristalino com fio diamantado contínuo

EC Costa - 2019 - repositorio.ufsc.br
Com intuito de tornar a tecnologia fotovoltaica mais viável, a indústria tem voltado esforços
para otimizar a etapa de wafering. O uso do fio diamantado apresenta-se como alternativa …

[PDF][PDF] COB-2023-0042 MANUFACTURING OF MICRO-SCALE Nd-Fe-B MAGNETS BY DIAMOND WIRE SAWING AND ELECTROPOLISHING PROCESSES

NS Heinz, EC Costa, FA Xavier - researchgate.net
Nd-Fe-B based permanent magnets play a very important role for a wide range of industrial,
military and consumer devices. Among the various processes applied for the production of …

[PDF][PDF] APLICAÇÃO DE TEXTURIZAÇÃO A LASER PARA REDUÇÃO DE DANOS DA SUPERFÍCIE USINADA DO SILÍCIO POLICRISTALINO

VA Carvalho, EC Costa, FA Xavier - researchgate.net
A indústria fotovoltaica tem buscado reduzir os custos de fabricação de células solares.
Atualmente, as células solares policristalinas apresentam eficiência menor do que as …