MindMap Gallery Diamond Division process research and development mind map
This is a mind map about the process research and development mind map of the Diamond Division, including finished product yield, replicated seed yield, standardization, etc.
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The ice hockey schedule for the Milano Cortina 2026 Winter Olympics, featuring preliminary rounds, quarterfinals, and medal matches for both men's and women's tournaments from February 5–22. All game times are listed in Eastern Standard Time (EST).
This Valentine's Day brand marketing handbook provides businesses with five practical models, covering everything from creating offline experiences to driving online engagement. Whether you're a shopping mall, restaurant, or online brand, you'll find a suitable strategy: each model includes clear objectives and industry-specific guidelines, helping brands transform traffic into real sales and lasting emotional connections during this romantic season.
This Valentine's Day map illustrates love through 30 romantic possibilities, from the vintage charm of "handwritten love letters" to the urban landscape of "rooftop sunsets," from the tactile experience of a "pottery workshop" to the leisurely moments of "wine tasting at a vineyard"—offering a unique sense of occasion for every couple. Whether it's cozy, experiential, or luxurious, love always finds the most fitting expression. May you all find the perfect atmosphere for your love story.
The ice hockey schedule for the Milano Cortina 2026 Winter Olympics, featuring preliminary rounds, quarterfinals, and medal matches for both men's and women's tournaments from February 5–22. All game times are listed in Eastern Standard Time (EST).
Diamond Division process research and development project
Product yield improvement
Finished product yield
Finished product cracks
Special topic on growth cracks
Long crystal crack
Uneven temperature
Mechanical structure
Plasma fireball deflection/tilt
Abutment heat dissipation is inconsistent
Crystal structure optimization
Person in charge: Li Yugang
Uneven polycrystalline growth among crystals
tip stress
Crack data statistics
feature
Location
Proportion
Appearance
unknown item
reason
Principle analysis root cause
Person in charge: Zheng Xupeng
Special topic on annealing cracking
The heat dissipation coefficients of single and polycrystalline are inconsistent and require annealing without cracking.
Process changes (N content)
Different N content, different internal stress
Low Nitrogen (White Diamond)
Medium to high nitrogen (copy)
High nitrogen (pink diamond)
temperature\time
size change
7×7
Thickness 3.8mm
Thickness 4.2mm
9×9
Thickness 3.8mm
Thickness 4.5mm
Thickness 5.4mm
time
Special topic on processing cracks
Residual stress (self)
1. Single-piece polarization contrast before and after processing
2. To what extent are polarized images prone to cracking?
Introducing stress (external)
Mechanical force (cutting sequence)
1. Processing data statistics
Location
distributed
Appearance
2. What is the order of edge polycrystalline removal?
3. Block processing sequence
4. Cutting surface selection
1. Analysis of the influence patterns and causes of various factors; 2. Establish cutting sequence standards
Thermal stress (cutting temperature)
1. Cooling ability?
No blowing
1 way blow
Multiple blowing
Collect data to determine whether cooling ability is affected
2. Cutting power
Establish processing process standards to ensure no cracking during processing Responsible person: Zheng Jiacheng, Zheng Xupeng
Special case analysis
Analyze the overall process of heats with more cracks
Person in charge: Zheng Xupeng
Finished polycrystalline
Process polycrystalline
Phenomenon analysis
Statistics
feature
Location
Proportion
Appearance
reason
Person in charge: Cao Feng
nucleation conditions
Edge polycrystalline residue (growth side)
Completely remove
Verify effect
Large seed crystal cultivation
Placement
Copy seed experiment
Responsible person: Cao Feng, Zan Jianxing (newcomers)
Introduction of impurities (growth surface)
Molybdenum platform/molybdenum ring impurities
Use standard files
Cleaning method SOP
seed impurities
Quality inspection standard documents
Clean up standard SOP
Cavity impurities
Clean standard files
Cleaning method SOP
Responsible person: Cao Feng, Cao Yida
Molybdenum ring polycrystalline impurities
Structural optimization to eliminate product explosion
Can mechanical improvements remove the molybdenum ring?
Li Yugang
growth conditions
Uneven temperature
Surface inclination angle
Different sides have different lengths and speeds
Geometry
Responsible person: Cao Feng, Zan Jianxing (newcomers)
Replica seed yield
Copy hemming
Complete removal of polycrystalline from seed edge
7×7 copy
Single pit molybdenum table design
Experimental hemming situation
Responsible person: Cao Feng, Kang Yajun
Aura optimization
Air intake etching polycrystalline on all sides
Institute of Crystallography: Li Yugang
cracked polycrystalline
Similar to finished product analysis
standardization
Crystal furnace emissions
Standardized seed placement
Optimized design of molybdenum table
Placed uniformly aside
Semi-finished products are placed and blown away
The overall pits are put together and thrown into the furnace
Semi-finished viscose
The bottom adhesive is heated and evenly graphitized before being put into the furnace.
Air path improvement
Top air intake changed to all around air intake
Ensure crystal temperature uniformity
Standardization of testing methods
Polarized photo collection standardization
Use a fixed camera to shoot at a fixed angle to eliminate the influence of external factors
Person in charge: Kang Yajun
Establishment of data collection standards and principles
Responsible person: Zheng Xupeng, Zheng Jiacheng
Equipment performance monitoring
Inspection standards
Long crystal
water system
Special gas system
Flow meter calibration
Power microwave system
Other parameters
processing
power
temperature
Other parameters
Factory Service
Very angry
water
electricity
Exhaust gas detection (whether impurities return to the cavity)
Evaluate parameters to establish inspection standards Responsible person: Ni Shuishui, Wei Yuqiang, Kang Yajun