1887
banner image
No data available.
Please log in to see this content.
You have no subscription access to this content.
No metrics data to plot.
The attempt to load metrics for this article has failed.
The attempt to plot a graph for these metrics has failed.
Continuous blade coating for multi-layer large-area organic light-emitting diode and solar cell
Rent:
Rent this article for
USD
10.1063/1.3636398
/content/aip/journal/jap/110/9/10.1063/1.3636398
http://aip.metastore.ingenta.com/content/aip/journal/jap/110/9/10.1063/1.3636398

Figures

Image of FIG. 1.
FIG. 1.

(Color online) The procedure of the blade-spin method. The solution is deposited by pipette and formed a wet film by the blade coater. The thickness of the wet film is determined by the gap of the blade coater.

Image of FIG. 2.
FIG. 2.

(Color online) The schemes and images of (a) the circle-shaped and (b) the half circle-shaped blade coaters.

Image of FIG. 3.
FIG. 3.

(Color online) The procedure of the blade-only method. The volume of the solution is controlled precisely by macropipette. The thickness of the wet film is determined by the gap of blade coater. The hot wind is delivered from a hair dryer with wind mask.

Image of FIG. 4.
FIG. 4.

(Color online) The image of the organic layers. The first organic layer is dissolved and the square is disappeared when much solution is used to form the second organic layer.

Image of FIG. 5.
FIG. 5.

(Color online) (a) The image of the hair dryer. (b) The image of wind mask.

Image of FIG. 6.
FIG. 6.

(Color online) The image of the organic film made by blade-only with (a) strong hot wind or (b) low bottom heating temperature.

Image of FIG. 7.
FIG. 7.

(Color online) (a) The AFM image, the height profile and (b) the SEM image of TFB/PVK bi-layer structure. The PVK is dissolved in chlorobenzene. (c) The SEM image of TFB/PVK structure. The PVK is dissolved in toluene.

Image of FIG. 8.
FIG. 8.

(Color online) The SEM images of the bi-layer structure.

Image of FIG. 9.
FIG. 9.

The molecular structures of TFB, Blue S, and Blue D.

Image of FIG. 10.
FIG. 10.

(Color online) The SEM images of the (a) TCTA layer and (b) the NPB layer made by blade-only method.

Image of FIG. 11.
FIG. 11.

(Color online) (a) The PL image of the DMFL-NPB layer with a square removed by a cotton stick with acetone. (b) The PL image of the DMFL-NPB/Blue S bi-layer. There is no detectable blur on the square edge. (c) The thickness distribution for various regions indicated in (b).

Image of FIG. 12.
FIG. 12.

(Color online) The PL images of the TCTA/CBP layers made by blade-only (a) with and (c) without hot wind. The thickness distribution of the TCTA/CBP layers (b) with and (d) without hot wind.

Image of FIG. 13.
FIG. 13.

(Color online) (a) The HOMO and LUMO levels of various HTL and EML layers. The EL spectrum of (b) the DMFL-NPB/PVK:Ir(mppy)3 bi-layer, the TCTA/CBP: Ir(mppy)3 bi-layer, and the TFB/PVK: Ir(mppy)3 bi-layer. The stronger blue emission is observed in DMFL-NPB/PVK:Ir(mppy)3 and TFB/PVK:Ir(mppy)3 case.

Image of FIG. 14.
FIG. 14.

(Color online) The procedure of the blade-only method.

Image of FIG. 15.
FIG. 15.

(Color online) The thickness distribution of the PVK:PBD:TPD:Ir(mppy)3 layer.

Image of FIG. 16.
FIG. 16.

(Color online) The thickness distribution of PEDOT:PSS made by blade-only (a) without hot wind and hot plate, (b) without hot wind but with hot plate, and (c) with hot wind and hot plate.

Image of FIG. 17.
FIG. 17.

(Color online) The (a) current density, the luminance, and (b) the current efficiency of the green phosphorescence devices with different thickness of the hole transport layer. The inset in (b) shows the spectrum of the devices.

Image of FIG. 18.
FIG. 18.

(Color online) The (a) current density, the luminance and (b) the current efficiency of the green phosphorescence device. Each layer of the device is made by blade-only method. The inset in (b) shows the spectrum of the device.

Image of FIG. 19.
FIG. 19.

The molecular structures of TPBI, TAZ, and 3TPYMB.

Image of FIG. 20.
FIG. 20.

(Color online) (a) The current density, (b) the luminance, and (c) the current efficiency of the devices with different electron transport layers. The inset in (b) shows the spectrum of the devices.

Image of FIG. 21.
FIG. 21.

The molecular structures of DV-Me-TPD, NPB, DMFL-NPB, TCTA, and CBP.

Image of FIG. 22.
FIG. 22.

(Color online) (a) The current density, the luminance, and (b) the current efficiency of the green phosphorescence devices using cross-linkable hole transporting layer. The inset in (b) shows the spectrum of the devices.

Image of FIG. 23.
FIG. 23.

The molecular structures of the Hex-Ir(phq)3, the PO-01-TB, the PO-01-Hex, and the FIrpic.

Image of FIG. 24.
FIG. 24.

(Color online) (a) The current density, the luminance, and (b) the current efficiency of the red phosphorescence devices with different types of PEDOT:PSS. The inset in (b) shows the spectrum of the devices.

Image of FIG. 25.
FIG. 25.

(Color online) (a) The current density, the luminance, and (b) the current efficiency of the red phosphorescence devices with different thickness of the emission layers. The inset in (b) shows the spectrum of the devices.

Image of FIG. 26.
FIG. 26.

(Color online) (a) The current density, the luminance, and (b) the current efficiency of the blue phosphorescence device. The inset in (b) shows the spectrum of the device.

Image of FIG. 27.
FIG. 27.

(Color online) (a) The current density, the luminance, (b) the current efficiency and (c) the spectrum at 1000 cd/m2 of the white phosphorescence device. The dopant ratio of FIrpic and Hex-Ir(phq)3 is 55:1.

Image of FIG. 28.
FIG. 28.

(Color online) (a) The current density, the luminance, (b) the current efficiency, and (c) the spectrum at 1000 cd/m2 of the white phosphorescence device. The dopant ratio of FIrpic and PO-01-Hex is 40:1.

Image of FIG. 29.
FIG. 29.

(Color online) (a) The current density, the luminance, and (b) the current efficiency of the blue fluorescence device. The inset in (b) shows the spectrum of the device.

Image of FIG. 30.
FIG. 30.

The molecular structures of DCJTB, C545T, Rubrene, and DCM2.

Image of FIG. 31.
FIG. 31.

(Color online) (a) The current density, the luminance, (b) the current efficiency, and (c) the spectrum of the devices with different guest materials.

Image of FIG. 32.
FIG. 32.

(Color online) (a) The current density, the luminance, (b) the current efficiency, and (c) the spectrum of the white fluorescence device. The ratio of Blue S, Blue D, and Rubrene is 100:2.36:0.236.

Image of FIG. 33.
FIG. 33.

(Color online) The pictures of large area OLED made by the blade-only method. The active area is 2 × 3 cm2.

Image of FIG. 34.
FIG. 34.

(Color online) (a) The current density, (b) the luminance, and (c) the current efficiency of the large area green phosphorescence OLED. The inset in (c) shows the spectrum of the device.

Image of FIG. 35.
FIG. 35.

(Color online) The schematic diagram of current flow from ITO into the device.

Image of FIG. 36.
FIG. 36.

The molecular structures of the P3HT and the PCBM.

Image of FIG. 37.
FIG. 37.

(Color online) The thickness distribution of a large-area P3HT:PCBM film made by blade-only method.

Image of FIG. 38.
FIG. 38.

The current density–voltage (J–V) relations of the organic solar cell made by the blade-only method.

Image of FIG. 39.
FIG. 39.

(Color online) The AFM images of the P3HT:PCBM film made by (a) spin coating with dichlorobenzene solvent annealing, (b) spin coating from chlorobenzene solution, (c) blade-only from chlorobenzene solution.

Tables

Generic image for table
Table I.

The results of various HTL and EML combination.

Loading

Article metrics loading...

/content/aip/journal/jap/110/9/10.1063/1.3636398
2011-11-02
2014-04-25
Loading

Full text loading...

This is a required field
Please enter a valid email address
752b84549af89a08dbdd7fdb8b9568b5 journal.articlezxybnytfddd
Scitation: Continuous blade coating for multi-layer large-area organic light-emitting diode and solar cell
http://aip.metastore.ingenta.com/content/aip/journal/jap/110/9/10.1063/1.3636398
10.1063/1.3636398
SEARCH_EXPAND_ITEM