Results 121 to 130 of about 45,506 (302)

Cooperation of the PTT with the universities in research and development

open access: yes
The PTT's present research and development policy is based on the company policy guidelines and directives. It centers around own activities in application-oriented and economically motivated projects based on results of basic research.
Kartaschoff, P., Salathe, R. P.
core  

Dampak Gerakan Penerapan Pengelolaan Tanaman Terpadu (Gp-ptt) terhadap Tingkat Penerapan Teknologi Ptt pada USAhatani Padi Sawah (Oryza Sativa L.) (Studi Kasus pada Kelompok Tani Wanajaya di Desa Sirnajaya Kecamatan Rajadesa Kabupaten Ciamis) [PDF]

open access: yes, 2017
Penelitian ini bertujuan untuk mengetahui : (1) Tingkat Penerapan Teknologi PTT sebelum dan sesudah petani mengikuti GP-PTT ; (2) Dampak Gerakan Penerapan Pengelolaan Tanaman Terpadu (GP-PTT) terhadap Tingkat Penerapan Teknologi PTT pada USAhatani padi ...
Rusman, Y. (Yus)   +2 more
core  

Study on Structure and Rheological Properties of PET/PTT/MMT Nanocomposites

open access: yes, 2011
Poly(ethylene terephthalate)(PET)/poly(trimethylene terephthalate)(PTT) /Montemorillonite(MMT) nanocomposites were prepared by melt blending through a co-rotating twin screw extruder.
Guang Li, Li Yan Wang, Shan Li
core   +1 more source

Digital surveillance of animals and nature recovery

open access: yesPeople and Nature, EarlyView.
Abstract Digital surveillance technologies (DSTs) are widely applied in nature recovery for their potential to generate novel data on species and ecosystems through digital tracking, automation (e.g. from hazardous locations) and from newly recruited citizen scientists.
William M. Adams
wiley   +1 more source

Photosynthetic Bacteria: Light-Responsive Biomaterials for Anti-Tumor Photodynamic Therapy

open access: yesInternational Journal of Nanomedicine
Yuan Jiang Department of Rehabilitation Medicine, School of Clinical Medicine and The First Affiliated Hospital of Chengdu Medical College, Chengdu, Sichuan, People’s Republic of ChinaCorrespondence: Yuan Jiang, Email 85741920@qq.comAbstract ...
Jiang Y
doaj  

Friction‐Corrected In‐Situ Viscosity Measurement in Material Extrusion: A Force‐Based Method Validated Against Capillary Rheometry Using Identical Nozzle Geometry

open access: yesPolymer Engineering &Science, EarlyView.
In the filament force measurement (FFM), the friction of the solid filament, determined in an open‐bore reference, is subtracted from the measured extrusion force to obtain the capillary force. The resulting apparent viscosity is compared with high‐pressure capillary rheometry (HPCR) using the identical printer nozzle in both instruments.
Philipp Beier   +5 more
wiley   +1 more source

Ultrasound‐guided interstitial photothermal therapy generates improved treatment responses in a 9464D model of neuroblastoma

open access: yesBioengineering & Translational Medicine
We describe the use of ultrasound image guidance to improve treatment outcomes when administering interstitial photothermal therapy (I‐PTT), an experimental cancer treatment modality.
Grace E. Olsson   +6 more
doaj   +1 more source

Conjugated Polymers Engineered for Flexible/Stretchable Electronics

open access: yesJournal of Polymer Science, EarlyView.
This review highlights glass transition temperature (Tg) as the central parameter linking molecular structure to device performance in conjugated polymers. By tuning backbone rigidity, side‐chain architecture, and dynamic bonding, Tg governs the balance between π–π stacking–enabled charge transport and mechanical compliance.
Yunchong Yang   +5 more
wiley   +1 more source

PLA/PTT複合材料之製備及性質測定

open access: yes, 2013
碩士本研究從事三成分高分子複材(PLA/PTT/filler)之開發,以及其各種機 械和流變性質之比較。本研究之基材為聚乳酸(PLA)和聚對苯二甲酸丙 二醇酯(PTT)之摻和物。三種不同的填充材分別為馬來酸酐接枝聚(乙 烯 - 辛烯)(mPOE),天然的醋酸纖維素以及納米黏土Cloisite 30B。 首先,藉由DSC和SEM針對含不同成分PPT基材之實驗研究,證實其存 在兩個不同玻璃轉變溫度(Tg)和兩個不相容的相(phase)。 mPOE本質是橡膠,通常作為一種增韌劑,固其添加會增強材料的耐 ...
馬瑞克; Sipos, Marek
core  

Plant‐Derived Natural Product Nanodelivery System in Cancer Therapy

open access: yesPhytotherapy Research, EarlyView.
This review comprehensively summarizes the recent progress and emerging concepts in nanotechnology‐based delivery systems for plant‐derived natural products, with a particular focus on their application in precision cancer therapy. ABSTRACT Plant‐derived natural products have emerged as important sources of anticancer agents because of their diverse ...
Changqi Shi   +9 more
wiley   +1 more source

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