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ILS Japan 2017-09 - OPE Electronics.pdf

ILS Japan 2017-09 - OPE Electronics.pdf

5

95%
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1

NA
Numerical Aper
ture

±150m

5

50%90%
96%
2%

UV

NA

20m

UV

UV

300mm

September 2017 Industrial Laser Solutions Japan 15

Ralph Delmdahl

Coherent GmbH

ILSJ

N
NN

ILSChinaFlexible DisplayManufacturing Chinese.pdf

ILSChinaFlexible DisplayManufacturing Chinese.pdf

30 -- 2017 3 www.industrysourcing.cn " """ 1 Coherent 308 nm 25ns 200 J/cm2 Ralph Delmdahl , (Coherent) 350nm 308 nm 248 nm 1% 1 5 1 250 mm 750 mm 2 0.4 mm 250 mm 1 cm2 750 mm 3 cm2 1 Technology Reports

07(IK14-10)p.53-57.fm

07(IK14-10)p.53-57.fm

…Print ISSN 1226-9360 Online ISSN 2287-7525 53 Laser Drilling of High-Density Through Glass Vias (TGVs) for 2.5D and 3D Packaging Ralph Delmdahl and Rainer Paetzel Coherent Laser Systems GmbH & Co. KG (Received May 21, 2014: Corrected June 19, 2014: Accepted June 19, 2014) Abstract:…

Photonics Spectra - September 2016

Photonics Spectra - September 2016

…panel display
and microelectronics manufacturing; email:
rainer.paetzel@coherent.com. Ralph Delmdahl
is product marketing manager for the Coherent
Excimer Business Group. Delmdahl received
his Ph.D. in physical chemistry from the
Braunschweig University of Technology…

EU Photonics Flexible Displays.pdf

EU Photonics Flexible Displays.pdf


fast debonding of carrier wafers up to
300 mm diameter as well as for detaching large display glass substrates.
Author
Ralph Delmdahl is
Product Marketing
Manager for Coherent.
He joined Coherent
in 2000 as Product
Manager for industrial
excimer…

Excimer LLO 2014.pdf

Excimer LLO 2014.pdf

4 R. Delmdahl et al.
Figure 6. PI-coated glass substrate delaminated via LLO at
308 nm.
PI film was easily and cleanly delaminated without the need
for any post-processing.
The lift-off performance and process quality depended
first and foremost on the employed energy…

ILS Annealing.PDF

…today's demanding applications, promises to keep
this powerful UV technology relevant for some time to come.
RAINER PÄTZEL and RALPH DELMDAHL (ralph.delmdahl@coherent.com) are with
Coherent, Santa Clara, CA; www.coherent.com.
FIGURE 3. The main steps in the excimer Laser Lift-Off…

Photonik Feb2014.pdf

Photonik Feb2014.pdf


[4]
R. Delmdahl, R. Pätzel, J. Brune, R. Senczuk, C. Goßler, R. Moser, M. Kunzer, U.T. Schwarz, Line beam
processing for laser lift-off of GaN from sapphire,
Phys Status Solidi (A) 209 (2012) pp.2653-2658
Author contact:
Dr. Ralph Delmdahl
Coherent LaserSystems…

Excimer laser technology trends

Excimer laser technology trends

…McLean W L and Croft M 1987 Appl. Phys.
Lett. 51 619-21
[2] Delmdahl R 2010 Nature Photon. 4 286
[3] Krueger R R, Rabinowitz Y S and Binder P S 2010 J. Refract.
Surg. 26 749-60
[4] Uhrmann T and Delmdahl R 2013 Solid State Technol.
56 18-20
[5] Paetzel R, Turk B,…

Laser Focus World - February 2016

Laser Focus World - February 2016

…FBGs
while also delivering the unit-to-unit consistency critical to their successful use in
sensing and other applications.
Ralph Delmdahl is product marketing manager at Coherent, Santa Clara CA; e-mail:
ralph.delmdahl@coherent.com; www.coherent.com. Kristian Buchwald is vice…

Industrial Laser Solutions - September/October 2015

Industrial Laser Solutions - September/October 2015

…packaging of microelectronics
by enabling structuring processes that are
greener while delivering superior results.
DR. RALPH DELMDAHL (ralph.delmdahl@coherent.
com) is a product marketing manager at Coherent Laser
Systems GmbH, Göttingen, Germany, www.coherent.

FutureElectronics June2014.pdf

FutureElectronics June2014.pdf

…and tablets. We look at an enabling technology to mass manufacture industrial-grade LTPS backplanes on large substrate panels. by Dr. Ralph Delmdahl Coherent In the digital age, our informationand knowledge society relies heavily on mobile display devices, which have become nothing less than…

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