Judul: Tugas Perkembangan Keluarga, Kepuasan Perkawinan, dan Kualitas Hidup Keluarga Lansia di Perdesaan dan Perkotaan
Abstrak: Kemajuan ilmu pengetahuan dan teknologi meningkatkan kemampuan hidup manusia yang lebih lama sehingga jumlah lansia dan masalah terkait dengan lansia semakin meningkat. Tujuan penelitian adalah menganalisis pengaruh pemenuhan tugas perkembangan keluarga dan kepuasan perkawinan terhadap kualitas hidup lansia yang berada di perdesaan dan di perkotaan. Desain studi yang digunakan adalah cross sectional study. Penelitian bertempat di Desa Leuwimekar (Kecamatan Leuwiliang) dan Kelurahan Empang (Kecamatan Bogor Selatan). Tugas perkembangan keluarga dan kepuasan perkawinan berhubungan positif. Pendapatan keluarga dan pendidikan suami berpengaruh positif terhadap perkembangan keluarga, sedangkan cacat fisik berpengaruh negatif terhadap tugas perkembangan keluarga. Tugas perkembangan keluarga dan kepuasan perkawinan berpengaruh positif terhadap kualitas hidup subyektif.
Keyword: kepuasan perkawinan, kualitas hidup lansia, tugas perkembangan keluarga

Judul: Pemenuhan perkembangan tugas keluarga serta kepuasan pernikahan pada lansia laki-laki dan perempuan
Abstrak: Penelitian ini bertujuan mengidentifikasi perkembangan tugas keluarga serta kepuasan pernikahan lansia laki-laki dan perempuan. Desain penelitian yang digunakan adalah cross sectional study. Penelitian bertempat di Kecamatan Bogor Barat khususnya Kelurahan Pasir Jaya, Cilendek Barat, dan Menteng. Pengambilan contoh dilakukan secara purposive dengan kriteria berada pada masa lansia awal dan berstatus menikah. Responden yang terlibat berjumlah 62 orang dengan 31 orang berjenis kelamin laki-laki dan 31 orang berjenis kelamin perempuan. Penelitian ini menggunakan Kuesioner Perkembangan Tugas Keluarga Lansia dan Marital Satisfaction Questionnaire for Older Persons. Usia dan jumlah anggota keluarga berhubungan negatif dengan perkembangan tugas keluarga. Pendapatan keluarga berhubungan positif dengan perkembangan tugas keluarga. Responden laki-laki memiliki kepuasan pernikahan yang lebih tinggi dibandingkan perempuan. Variabel pola tempat tinggal dan perkembangan tugas keluarga mempengaruhi kepuasan pernikahan., The aim of this research was to analyze family developmental tasks and marital satisfaction of older persons. A cross sectional study was used as a design of this study. The research took place in District West Bogor, particularly in three Sub-Districts, those were Pasir Jaya, Cilendek Barat, dan Menteng. Participants in this research were taken purpossively by characteristics such as categorized as early elderly and married. The amount of participants in this research were 62, 31 male and 31 female. This research used Family Aging Couple Developmental Tasks Questionnaire and Marital Satisfaction Questionnaire for Older Persons. Age and amount of member’s family were negatively correlated with family developmental tasks. Family’s monthly income was positively correlated to family developmental tasks. Male participants had higher score of marital satisfaction than female participants. The pattern of the older persons live and family developmental tasks was influence towards marital satisfaction.
Keyword: kepuasan pernikahan, lansia awal, pensiunan, perkembangan tugas keluarga, pola tempat tinggal

Judul: Enhancement of photon absorbtion on BaxSr1-xTiO3 thin films semiconductor using photonic crystals.
Abstrak: In this research, has been conducted BaxSr1-xTiO3 (BST) thin films manufacturing for mole fraction x = 0.25, 0.35, 0.45, and 0.55; and concentration of 1 molar using chemical solution depositon (CSD) method. The materials, which are used in this research, are barium acetate [Ba(CH3COO)2, 99%], strontium acetate [Sr(CH3COO)2, 99%], titanium isopropoxide [Ti(C12O4H28), 97.999%], gallium trioxide [Ga2O3], 2-methoxyethanol [H3COOCH2CH2OH, 99%] and 1 x 1 cm of transparent conductive oxide (TCO) glass as substrate. Two BST thin films are made that for BST thin films which are doped by 10% galium (BGST) as p-type layer and pure BST solution as n-type. BST solution is made by reacting barium acetate [Ba(CH3COO)2, 99%], strontium acetate [Sr(CH3COO)2, 99%] and titanium isopropoxide [Ti(C12O4H28)] into 2-methoxyethanol solvent [H3COOCH2CH2OH, 99%] in accordance with mass gram for each x value. While, BGST solution is made in the same way as BST solution, plus adding gallium at 10% of the mass of BST. Once all materials are reacted, then vibrated using ultrasonic for 90 minutes, and followed by coating BGST / BST on the TCO substrate. Once the layer is formed, then annealed for 15 hours at temperature of 500 °C with increasing rate of 1.67 oC/minute. Characterizations of BST thin films with or without photonic crystals include the absorbance and transmittance in the visible light spectrum, as well as the electrical photoconductivity characterizations. From BST thin films without photonic crystals indicate that our thin films have light absorption area on almost the entire range of the visible light spectrum even to the infrared range with absorption value over than 67.6%, in addition, it can be seen that the maximum absorbance of BST thin films for all mole fractions lie in blue to green light spectrum region, 457 nm ≤ λ ≤ 570 nm and the minimum in yellow to red light spectrum region, 570 nm ≤ λ ≤ 678 nm. The largest absorbance is found at x = 0.25 with average absorbance value of 92.04% and maximum and minimum absorbance peaks at wavelength of 500.89 and 657.72 nm, respectively. At x = 0.35, average absorbance value decreased to 83.55% with maximum and minimum peaks at 505.73 and 613.68 nm, respectively. Then increased to 91.16% at x = 0.45 with maximum and minimum peaks at 506.04 and 618.56 nm, respectively. At x = 0.55, average absorbance value decreased to 80.12% with maximum and minimum peaks at 507.85 and 608.79 nm, respectively. Moreover, it can be seen that the addition of barium mole fraction leads to wider maximum absorbance or minimum transmittance peaks and narrower minimum absorbance or maximum transmittance peaks in the same range of the green and blue & red light spectrums, respectively. BST thin films with photonic crystals show increasing in absorption for all x values in the range of 3.04 into 13.33%. At x = 0.25, average absorbance percentage increased 3.96% from 92.4 into 95.68%, for x = 0.35 average percentage increased 7.07% into 89.45 from 83.55%. Furthermore, average absorbance of BST thin films at x = 0.45 increased 3.04% from 91.16 into 93.93% and x = 0.55 has
Keyword: